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-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Device_AVR8.c57
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Device_AVR8.h269
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/EndpointStream_AVR8.c275
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/EndpointStream_AVR8.h658
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Endpoint_AVR8.c201
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Endpoint_AVR8.h819
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Host_AVR8.c297
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Host_AVR8.h372
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/OTG_AVR8.h159
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/PipeStream_AVR8.c221
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/PipeStream_AVR8.h442
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.c210
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.h922
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_Control_R.c84
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_Control_W.c95
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_RW.c89
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Pipe_RW.c88
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.c273
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.h432
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBInterrupt_AVR8.c279
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBInterrupt_AVR8.h375
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/ConfigDescriptors.c146
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/ConfigDescriptors.h287
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/Device.h159
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/DeviceStandardReq.c393
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/DeviceStandardReq.h158
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/Endpoint.h130
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/EndpointStream.h124
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/Events.c39
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/Events.h372
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/Host.h139
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/HostStandardReq.c322
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/HostStandardReq.h292
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/OTG.h80
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/Pipe.h144
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/PipeStream.h100
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/StdDescriptors.h765
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/StdRequestType.h258
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Device_UC3.c51
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Device_UC3.h267
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/EndpointStream_UC3.c235
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/EndpointStream_UC3.h438
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Endpoint_UC3.c196
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Endpoint_UC3.h794
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Host_UC3.c297
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Host_UC3.h363
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/PipeStream_UC3.c166
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/PipeStream_UC3.h352
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Pipe_UC3.c209
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Pipe_UC3.h924
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_Control_R.c84
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_Control_W.c95
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_RW.c89
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Pipe_RW.c88
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/USBController_UC3.c222
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/USBController_UC3.h353
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.c228
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.h376
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/USBController.h165
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/USBInterrupt.h73
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/USBMode.h283
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/USBTask.c89
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/USBTask.h200
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Device_XMEGA.c49
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Device_XMEGA.h266
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/EndpointStream_XMEGA.c275
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/EndpointStream_XMEGA.h658
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.c268
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.h689
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Host_XMEGA.c41
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/PipeStream_XMEGA.c41
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Pipe_XMEGA.c37
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_Control_R.c86
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_Control_W.c97
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_RW.c89
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.c204
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.h313
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.c106
-rw-r--r--lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.h172
79 files changed, 20553 insertions, 0 deletions
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Device_AVR8.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Device_AVR8.c
new file mode 100644
index 000000000..f972b0bcc
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Device_AVR8.c
@@ -0,0 +1,57 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_AVR8)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#include "../Device.h"
+
+void USB_Device_SendRemoteWakeup(void)
+{
+ if (!(USB_Options & USB_OPT_MANUAL_PLL))
+ {
+ USB_PLL_On();
+ while (!(USB_PLL_IsReady()));
+ }
+
+ USB_CLK_Unfreeze();
+
+ UDCON |= (1 << RMWKUP);
+ while (UDCON & (1 << RMWKUP));
+}
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Device_AVR8.h b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Device_AVR8.h
new file mode 100644
index 000000000..69f9be593
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Device_AVR8.h
@@ -0,0 +1,269 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Device definitions for the AVR8 microcontrollers.
+ * \copydetails Group_Device_AVR8
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_Device
+ * \defgroup Group_Device_AVR8 Device Management (AVR8)
+ * \brief USB Device definitions for the AVR8 microcontrollers.
+ *
+ * Architecture specific USB Device definitions for the Atmel 8-bit AVR microcontrollers.
+ *
+ * @{
+ */
+
+#ifndef __USBDEVICE_AVR8_H__
+#define __USBDEVICE_AVR8_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBController.h"
+ #include "../StdDescriptors.h"
+ #include "../USBInterrupt.h"
+ #include "../Endpoint.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ #if (defined(USE_RAM_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS))
+ #error USE_RAM_DESCRIPTORS and USE_EEPROM_DESCRIPTORS are mutually exclusive.
+ #endif
+
+ #if (defined(USE_FLASH_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS))
+ #error USE_FLASH_DESCRIPTORS and USE_EEPROM_DESCRIPTORS are mutually exclusive.
+ #endif
+
+ #if (defined(USE_FLASH_DESCRIPTORS) && defined(USE_RAM_DESCRIPTORS))
+ #error USE_FLASH_DESCRIPTORS and USE_RAM_DESCRIPTORS are mutually exclusive.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** \name USB Device Mode Option Masks */
+ //@{
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR) || defined(__DOXYGEN__)
+ /** Mask for the Options parameter of the \ref USB_Init() function. This indicates that the
+ * USB interface should be initialized in low speed (1.5Mb/s) mode.
+ *
+ * \note Low Speed mode is not available on all USB AVR models.
+ * \n
+ *
+ * \note Restrictions apply on the number, size and type of endpoints which can be used
+ * when running in low speed mode - please refer to the USB 2.0 specification.
+ */
+ #define USB_DEVICE_OPT_LOWSPEED (1 << 0)
+ #endif
+
+ /** Mask for the Options parameter of the \ref USB_Init() function. This indicates that the
+ * USB interface should be initialized in full speed (12Mb/s) mode.
+ */
+ #define USB_DEVICE_OPT_FULLSPEED (0 << 0)
+ //@}
+
+ #if (!defined(NO_INTERNAL_SERIAL) && \
+ (defined(USB_SERIES_7_AVR) || defined(USB_SERIES_6_AVR) || \
+ defined(USB_SERIES_4_AVR) || defined(USB_SERIES_2_AVR) || \
+ defined(__DOXYGEN__)))
+ /** String descriptor index for the device's unique serial number string descriptor within the device.
+ * This unique serial number is used by the host to associate resources to the device (such as drivers or COM port
+ * number allocations) to a device regardless of the port it is plugged in to on the host. Some microcontrollers contain
+ * a unique serial number internally, and setting the device descriptors serial number string index to this value
+ * will cause it to use the internal serial number.
+ *
+ * On unsupported devices, this will evaluate to \ref NO_DESCRIPTOR and so will force the host to create a pseudo-serial
+ * number for the device.
+ */
+ #define USE_INTERNAL_SERIAL 0xDC
+
+ /** Length of the device's unique internal serial number, in bits, if present on the selected microcontroller
+ * model.
+ */
+ #define INTERNAL_SERIAL_LENGTH_BITS 80
+
+ /** Start address of the internal serial number, in the appropriate address space, if present on the selected microcontroller
+ * model.
+ */
+ #define INTERNAL_SERIAL_START_ADDRESS 0x0E
+ #else
+ #define USE_INTERNAL_SERIAL NO_DESCRIPTOR
+
+ #define INTERNAL_SERIAL_LENGTH_BITS 0
+ #define INTERNAL_SERIAL_START_ADDRESS 0
+ #endif
+
+ /* Function Prototypes: */
+ /** Sends a Remote Wakeup request to the host. This signals to the host that the device should
+ * be taken out of suspended mode, and communications should resume.
+ *
+ * Typically, this is implemented so that HID devices (mice, keyboards, etc.) can wake up the
+ * host computer when the host has suspended all USB devices to enter a low power state.
+ *
+ * \attention This function should only be used if the device has indicated to the host that it
+ * supports the Remote Wakeup feature in the device descriptors, and should only be
+ * issued if the host is currently allowing remote wakeup events from the device (i.e.,
+ * the \ref USB_Device_RemoteWakeupEnabled flag is set). When the \c NO_DEVICE_REMOTE_WAKEUP
+ * compile time option is used, this function is unavailable.
+ * \n\n
+ *
+ * \attention The USB clock must be running for this function to operate. If the stack is initialized with
+ * the \ref USB_OPT_MANUAL_PLL option enabled, the user must ensure that the PLL is running
+ * before attempting to call this function.
+ *
+ * \see \ref Group_StdDescriptors for more information on the RMWAKEUP feature and device descriptors.
+ */
+ void USB_Device_SendRemoteWakeup(void);
+
+ /* Inline Functions: */
+ /** Returns the current USB frame number, when in device mode. Every millisecond the USB bus is active (i.e. enumerated to a host)
+ * the frame number is incremented by one.
+ *
+ * \return Current USB frame number from the USB controller.
+ */
+ static inline uint16_t USB_Device_GetFrameNumber(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline uint16_t USB_Device_GetFrameNumber(void)
+ {
+ return UDFNUM;
+ }
+
+ #if !defined(NO_SOF_EVENTS)
+ /** Enables the device mode Start Of Frame events. When enabled, this causes the
+ * \ref EVENT_USB_Device_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
+ * at the start of each USB frame when enumerated in device mode.
+ *
+ * \note This function is not available when the \c NO_SOF_EVENTS compile time token is defined.
+ */
+ static inline void USB_Device_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_EnableSOFEvents(void)
+ {
+ USB_INT_Enable(USB_INT_SOFI);
+ }
+
+ /** Disables the device mode Start Of Frame events. When disabled, this stops the firing of the
+ * \ref EVENT_USB_Device_StartOfFrame() event when enumerated in device mode.
+ *
+ * \note This function is not available when the \c NO_SOF_EVENTS compile time token is defined.
+ */
+ static inline void USB_Device_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_DisableSOFEvents(void)
+ {
+ USB_INT_Disable(USB_INT_SOFI);
+ }
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Inline Functions: */
+ #if defined(USB_DEVICE_OPT_LOWSPEED)
+ static inline void USB_Device_SetLowSpeed(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_SetLowSpeed(void)
+ {
+ UDCON |= (1 << LSM);
+ }
+
+ static inline void USB_Device_SetFullSpeed(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_SetFullSpeed(void)
+ {
+ UDCON &= ~(1 << LSM);
+ }
+ #endif
+
+ static inline void USB_Device_SetDeviceAddress(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_SetDeviceAddress(const uint8_t Address)
+ {
+ UDADDR = (UDADDR & (1 << ADDEN)) | (Address & 0x7F);
+ }
+
+ static inline void USB_Device_EnableDeviceAddress(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_EnableDeviceAddress(const uint8_t Address)
+ {
+ (void)Address;
+
+ UDADDR |= (1 << ADDEN);
+ }
+
+ static inline bool USB_Device_IsAddressSet(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline bool USB_Device_IsAddressSet(void)
+ {
+ return (UDADDR & (1 << ADDEN));
+ }
+
+ #if (USE_INTERNAL_SERIAL != NO_DESCRIPTOR)
+ static inline void USB_Device_GetSerialString(uint16_t* const UnicodeString) ATTR_NON_NULL_PTR_ARG(1);
+ static inline void USB_Device_GetSerialString(uint16_t* const UnicodeString)
+ {
+ uint_reg_t CurrentGlobalInt = GetGlobalInterruptMask();
+ GlobalInterruptDisable();
+
+ uint8_t SigReadAddress = INTERNAL_SERIAL_START_ADDRESS;
+
+ for (uint8_t SerialCharNum = 0; SerialCharNum < (INTERNAL_SERIAL_LENGTH_BITS / 4); SerialCharNum++)
+ {
+ uint8_t SerialByte = boot_signature_byte_get(SigReadAddress);
+
+ if (SerialCharNum & 0x01)
+ {
+ SerialByte >>= 4;
+ SigReadAddress++;
+ }
+
+ SerialByte &= 0x0F;
+
+ UnicodeString[SerialCharNum] = cpu_to_le16((SerialByte >= 10) ?
+ (('A' - 10) + SerialByte) : ('0' + SerialByte));
+ }
+
+ SetGlobalInterruptMask(CurrentGlobalInt);
+ }
+ #endif
+
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/EndpointStream_AVR8.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/EndpointStream_AVR8.c
new file mode 100644
index 000000000..8ffae15e1
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/EndpointStream_AVR8.c
@@ -0,0 +1,275 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_AVR8)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#include "EndpointStream_AVR8.h"
+
+#if !defined(CONTROL_ONLY_DEVICE)
+uint8_t Endpoint_Discard_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t ErrorCode;
+ uint16_t BytesInTransfer = 0;
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ Length -= *BytesProcessed;
+
+ while (Length)
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ Endpoint_ClearOUT();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return ENDPOINT_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Endpoint_Discard_8();
+
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return ENDPOINT_RWSTREAM_NoError;
+}
+
+uint8_t Endpoint_Null_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t ErrorCode;
+ uint16_t BytesInTransfer = 0;
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ Length -= *BytesProcessed;
+
+ while (Length)
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ Endpoint_ClearIN();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return ENDPOINT_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Endpoint_Write_8(0);
+
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return ENDPOINT_RWSTREAM_NoError;
+}
+
+/* The following abuses the C preprocessor in order to copy-paste common code with slight alterations,
+ * so that the code needs to be written once. It is a crude form of templating to reduce code maintenance. */
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Stream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Stream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Stream_LE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Stream_BE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_RW.c"
+
+#if defined(ARCH_HAS_FLASH_ADDRESS_SPACE)
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_PStream_LE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(pgm_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_PStream_BE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(pgm_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+#endif
+
+#if defined(ARCH_HAS_EEPROM_ADDRESS_SPACE)
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_EStream_LE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(eeprom_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_EStream_BE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(eeprom_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Read_EStream_LE
+ #define TEMPLATE_BUFFER_TYPE void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Endpoint_Read_8())
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Read_EStream_BE
+ #define TEMPLATE_BUFFER_TYPE void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Endpoint_Read_8())
+ #include "Template/Template_Endpoint_RW.c"
+#endif
+
+#endif
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_Stream_LE
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_Stream_BE
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_Stream_LE
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_Control_R.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_Stream_BE
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_Control_R.c"
+
+#if defined(ARCH_HAS_FLASH_ADDRESS_SPACE)
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_Control_PStream_LE
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(pgm_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_Control_W.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_Control_PStream_BE
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(pgm_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_Control_W.c"
+#endif
+
+#if defined(ARCH_HAS_EEPROM_ADDRESS_SPACE)
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_Control_EStream_LE
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(eeprom_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_Control_W.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_Control_EStream_BE
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(eeprom_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_Control_W.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Read_Control_EStream_LE
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Endpoint_Read_8())
+ #include "Template/Template_Endpoint_Control_R.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Read_Control_EStream_BE
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Endpoint_Read_8())
+ #include "Template/Template_Endpoint_Control_R.c"
+#endif
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/EndpointStream_AVR8.h b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/EndpointStream_AVR8.h
new file mode 100644
index 000000000..80e78df1b
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/EndpointStream_AVR8.h
@@ -0,0 +1,658 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Endpoint data stream transmission and reception management for the AVR8 microcontrollers.
+ * \copydetails Group_EndpointStreamRW_AVR8
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_EndpointStreamRW
+ * \defgroup Group_EndpointStreamRW_AVR8 Read/Write of Multi-Byte Streams (AVR8)
+ * \brief Endpoint data stream transmission and reception management for the Atmel AVR8 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of data streams from
+ * and to endpoints.
+ *
+ * @{
+ */
+
+#ifndef __ENDPOINT_STREAM_AVR8_H__
+#define __ENDPOINT_STREAM_AVR8_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBMode.h"
+ #include "../USBTask.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Function Prototypes: */
+ /** \name Stream functions for null data */
+ //@{
+
+ /** Reads and discards the given number of bytes from the currently selected endpoint's bank,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes empty while there is still data to process (and after the current
+ * packet has been acknowledged) the BytesProcessed location will be updated with the total number
+ * of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Discard_Stream(512, NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Discard_Stream(512, &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Length Number of bytes to discard via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Discard_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed);
+
+ /** Writes a given number of zeroed bytes to the currently selected endpoint's bank, sending
+ * full packets to the host as needed. The last packet is not automatically sent once the
+ * remaining bytes have been written; the user is responsible for manually sending the last
+ * packet to the host via the \ref Endpoint_ClearIN() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes full while there is still data to process (and after the current
+ * packet transmission has been initiated) the BytesProcessed location will be updated with the
+ * total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Null_Stream(512, NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Null_Stream(512, &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Length Number of zero bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Null_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed);
+
+ //@}
+
+ /** \name Stream functions for RAM source/destination data */
+ //@{
+
+ /** Writes the given number of bytes to the endpoint from the given buffer in little endian,
+ * sending full packets to the host as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Endpoint_ClearIN() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes full while there is still data to process (and after the current
+ * packet transmission has been initiated) the BytesProcessed location will be updated with the
+ * total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Write_Stream_LE(DataStream, sizeof(DataStream),
+ * NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Write_Stream_LE(DataStream, sizeof(DataStream),
+ * &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Stream_LE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the endpoint from the given buffer in big endian,
+ * sending full packets to the host as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Endpoint_ClearIN() macro.
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Stream_BE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the endpoint from the given buffer in little endian,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes empty while there is still data to process (and after the current
+ * packet has been acknowledged) the BytesProcessed location will be updated with the total number
+ * of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Read_Stream_LE(DataStream, sizeof(DataStream),
+ * NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Read_Stream_LE(DataStream, sizeof(DataStream),
+ * &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Stream_LE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the endpoint from the given buffer in big endian,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Stream_BE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in little endian,
+ * sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
+ * in both failure and success states; the user is responsible for manually clearing the status OUT packet
+ * to finalize the transfer's status stage via the \ref Endpoint_ClearOUT() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_Stream_LE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in big endian,
+ * sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
+ * in both failure and success states; the user is responsible for manually clearing the status OUT packet
+ * to finalize the transfer's status stage via the \ref Endpoint_ClearOUT() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_Stream_BE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the CONTROL endpoint from the given buffer in little endian,
+ * discarding fully read packets from the host as needed. The device IN acknowledgement is not
+ * automatically sent after success or failure states; the user is responsible for manually sending the
+ * status IN packet to finalize the transfer's status stage via the \ref Endpoint_ClearIN() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_Stream_LE(void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the CONTROL endpoint from the given buffer in big endian,
+ * discarding fully read packets from the host as needed. The device IN acknowledgement is not
+ * automatically sent after success or failure states; the user is responsible for manually sending the
+ * status IN packet to finalize the transfer's status stage via the \ref Endpoint_ClearIN() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_Stream_BE(void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
+
+ /** \name Stream functions for EEPROM source/destination data */
+ //@{
+
+ /** EEPROM buffer source version of \ref Endpoint_Write_Stream_LE().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_EStream_LE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Write_Stream_BE().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_EStream_BE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer destination version of \ref Endpoint_Read_Stream_LE().
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_EStream_LE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer destination version of \ref Endpoint_Read_Stream_BE().
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_EStream_BE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of Endpoint_Write_Control_Stream_LE.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_EStream_LE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Write_Control_Stream_BE().
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_EStream_BE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_LE().
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_EStream_LE(void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_BE().
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_EStream_BE(void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
+
+ /** \name Stream functions for PROGMEM source/destination data */
+ //@{
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Stream_LE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_PStream_LE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Stream_BE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_PStream_BE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_LE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_PStream_LE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_BE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_PStream_BE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Endpoint_AVR8.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Endpoint_AVR8.c
new file mode 100644
index 000000000..92cf8360d
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Endpoint_AVR8.c
@@ -0,0 +1,201 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_AVR8)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#include "../Endpoint.h"
+
+#if !defined(FIXED_CONTROL_ENDPOINT_SIZE)
+uint8_t USB_Device_ControlEndpointSize = ENDPOINT_CONTROLEP_DEFAULT_SIZE;
+#endif
+
+bool Endpoint_ConfigureEndpointTable(const USB_Endpoint_Table_t* const Table,
+ const uint8_t Entries)
+{
+ for (uint8_t i = 0; i < Entries; i++)
+ {
+ if (!(Table[i].Address))
+ continue;
+
+ if (!(Endpoint_ConfigureEndpoint(Table[i].Address, Table[i].Type, Table[i].Size, Table[i].Banks)))
+ return false;
+ }
+
+ return true;
+}
+
+bool Endpoint_ConfigureEndpoint_Prv(const uint8_t Number,
+ const uint8_t UECFG0XData,
+ const uint8_t UECFG1XData)
+{
+#if defined(CONTROL_ONLY_DEVICE) || defined(ORDERED_EP_CONFIG)
+ Endpoint_SelectEndpoint(Number);
+ Endpoint_EnableEndpoint();
+
+ UECFG1X = 0;
+ UECFG0X = UECFG0XData;
+ UECFG1X = UECFG1XData;
+
+ return Endpoint_IsConfigured();
+#else
+ for (uint8_t EPNum = Number; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
+ {
+ uint8_t UECFG0XTemp;
+ uint8_t UECFG1XTemp;
+ uint8_t UEIENXTemp;
+
+ Endpoint_SelectEndpoint(EPNum);
+
+ if (EPNum == Number)
+ {
+ UECFG0XTemp = UECFG0XData;
+ UECFG1XTemp = UECFG1XData;
+ UEIENXTemp = 0;
+ }
+ else
+ {
+ UECFG0XTemp = UECFG0X;
+ UECFG1XTemp = UECFG1X;
+ UEIENXTemp = UEIENX;
+ }
+
+ if (!(UECFG1XTemp & (1 << ALLOC)))
+ continue;
+
+ Endpoint_DisableEndpoint();
+ UECFG1X &= ~(1 << ALLOC);
+
+ Endpoint_EnableEndpoint();
+ UECFG0X = UECFG0XTemp;
+ UECFG1X = UECFG1XTemp;
+ UEIENX = UEIENXTemp;
+
+ if (!(Endpoint_IsConfigured()))
+ return false;
+ }
+
+ Endpoint_SelectEndpoint(Number);
+ return true;
+#endif
+}
+
+void Endpoint_ClearEndpoints(void)
+{
+ UEINT = 0;
+
+ for (uint8_t EPNum = 0; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
+ {
+ Endpoint_SelectEndpoint(EPNum);
+ UEIENX = 0;
+ UEINTX = 0;
+ UECFG1X = 0;
+ Endpoint_DisableEndpoint();
+ }
+}
+
+void Endpoint_ClearStatusStage(void)
+{
+ if (USB_ControlRequest.bmRequestType & REQDIR_DEVICETOHOST)
+ {
+ while (!(Endpoint_IsOUTReceived()))
+ {
+ if (USB_DeviceState == DEVICE_STATE_Unattached)
+ return;
+ }
+
+ Endpoint_ClearOUT();
+ }
+ else
+ {
+ while (!(Endpoint_IsINReady()))
+ {
+ if (USB_DeviceState == DEVICE_STATE_Unattached)
+ return;
+ }
+
+ Endpoint_ClearIN();
+ }
+}
+
+#if !defined(CONTROL_ONLY_DEVICE)
+uint8_t Endpoint_WaitUntilReady(void)
+{
+ #if (USB_STREAM_TIMEOUT_MS < 0xFF)
+ uint8_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #else
+ uint16_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #endif
+
+ uint16_t PreviousFrameNumber = USB_Device_GetFrameNumber();
+
+ for (;;)
+ {
+ if (Endpoint_GetEndpointDirection() == ENDPOINT_DIR_IN)
+ {
+ if (Endpoint_IsINReady())
+ return ENDPOINT_READYWAIT_NoError;
+ }
+ else
+ {
+ if (Endpoint_IsOUTReceived())
+ return ENDPOINT_READYWAIT_NoError;
+ }
+
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_READYWAIT_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_READYWAIT_BusSuspended;
+ else if (Endpoint_IsStalled())
+ return ENDPOINT_READYWAIT_EndpointStalled;
+
+ uint16_t CurrentFrameNumber = USB_Device_GetFrameNumber();
+
+ if (CurrentFrameNumber != PreviousFrameNumber)
+ {
+ PreviousFrameNumber = CurrentFrameNumber;
+
+ if (!(TimeoutMSRem--))
+ return ENDPOINT_READYWAIT_Timeout;
+ }
+ }
+}
+#endif
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Endpoint_AVR8.h b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Endpoint_AVR8.h
new file mode 100644
index 000000000..6d8375230
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Endpoint_AVR8.h
@@ -0,0 +1,819 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Endpoint definitions for the AVR8 microcontrollers.
+ * \copydetails Group_EndpointManagement_AVR8
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_EndpointRW
+ * \defgroup Group_EndpointRW_AVR8 Endpoint Data Reading and Writing (AVR8)
+ * \brief Endpoint data read/write definitions for the Atmel AVR8 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing from and to endpoints.
+ */
+
+/** \ingroup Group_EndpointPrimitiveRW
+ * \defgroup Group_EndpointPrimitiveRW_AVR8 Read/Write of Primitive Data Types (AVR8)
+ * \brief Endpoint primitive read/write definitions for the Atmel AVR8 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of primitive data types
+ * from and to endpoints.
+ */
+
+/** \ingroup Group_EndpointPacketManagement
+ * \defgroup Group_EndpointPacketManagement_AVR8 Endpoint Packet Management (AVR8)
+ * \brief Endpoint packet management definitions for the Atmel AVR8 architecture.
+ *
+ * Functions, macros, variables, enums and types related to packet management of endpoints.
+ */
+
+/** \ingroup Group_EndpointManagement
+ * \defgroup Group_EndpointManagement_AVR8 Endpoint Management (AVR8)
+ * \brief Endpoint management definitions for the Atmel AVR8 architecture.
+ *
+ * Functions, macros and enums related to endpoint management when in USB Device mode. This
+ * module contains the endpoint management macros, as well as endpoint interrupt and data
+ * send/receive functions for various data types.
+ *
+ * @{
+ */
+
+#ifndef __ENDPOINT_AVR8_H__
+#define __ENDPOINT_AVR8_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBTask.h"
+ #include "../USBInterrupt.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Inline Functions: */
+ static inline uint8_t Endpoint_BytesToEPSizeMask(const uint16_t Bytes) ATTR_WARN_UNUSED_RESULT ATTR_CONST
+ ATTR_ALWAYS_INLINE;
+ static inline uint8_t Endpoint_BytesToEPSizeMask(const uint16_t Bytes)
+ {
+ uint8_t MaskVal = 0;
+ uint16_t CheckBytes = 8;
+
+ while (CheckBytes < Bytes)
+ {
+ MaskVal++;
+ CheckBytes <<= 1;
+ }
+
+ return (MaskVal << EPSIZE0);
+ }
+
+ /* Function Prototypes: */
+ void Endpoint_ClearEndpoints(void);
+ bool Endpoint_ConfigureEndpoint_Prv(const uint8_t Number,
+ const uint8_t UECFG0XData,
+ const uint8_t UECFG1XData);
+
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ #if (!defined(FIXED_CONTROL_ENDPOINT_SIZE) || defined(__DOXYGEN__))
+ /** Default size of the default control endpoint's bank, until altered by the control endpoint bank size
+ * value in the device descriptor. Not available if the \c FIXED_CONTROL_ENDPOINT_SIZE token is defined.
+ */
+ #define ENDPOINT_CONTROLEP_DEFAULT_SIZE 8
+ #endif
+
+ #if !defined(CONTROL_ONLY_DEVICE) || defined(__DOXYGEN__)
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR) || defined(__DOXYGEN__)
+ /** Total number of endpoints (including the default control endpoint at address 0) which may
+ * be used in the device. Different USB AVR models support different amounts of endpoints,
+ * this value reflects the maximum number of endpoints for the currently selected AVR model.
+ */
+ #define ENDPOINT_TOTAL_ENDPOINTS 7
+ #else
+ #define ENDPOINT_TOTAL_ENDPOINTS 5
+ #endif
+ #else
+ #define ENDPOINT_TOTAL_ENDPOINTS 1
+ #endif
+
+ /* Enums: */
+ /** Enum for the possible error return codes of the \ref Endpoint_WaitUntilReady() function.
+ *
+ * \ingroup Group_EndpointRW_AVR8
+ */
+ enum Endpoint_WaitUntilReady_ErrorCodes_t
+ {
+ ENDPOINT_READYWAIT_NoError = 0, /**< Endpoint is ready for next packet, no error. */
+ ENDPOINT_READYWAIT_EndpointStalled = 1, /**< The endpoint was stalled during the stream
+ * transfer by the host or device.
+ */
+ ENDPOINT_READYWAIT_DeviceDisconnected = 2, /**< Device was disconnected from the host while
+ * waiting for the endpoint to become ready.
+ */
+ ENDPOINT_READYWAIT_BusSuspended = 3, /**< The USB bus has been suspended by the host and
+ * no USB endpoint traffic can occur until the bus
+ * has resumed.
+ */
+ ENDPOINT_READYWAIT_Timeout = 4, /**< The host failed to accept or send the next packet
+ * within the software timeout period set by the
+ * \ref USB_STREAM_TIMEOUT_MS macro.
+ */
+ };
+
+ /* Inline Functions: */
+ /** Configures the specified endpoint address with the given endpoint type, bank size and number of hardware
+ * banks. Once configured, the endpoint may be read from or written to, depending on its direction.
+ *
+ * \param[in] Address Endpoint address to configure.
+ *
+ * \param[in] Type Type of endpoint to configure, a \c EP_TYPE_* mask. Not all endpoint types
+ * are available on Low Speed USB devices - refer to the USB 2.0 specification.
+ *
+ * \param[in] Size Size of the endpoint's bank, where packets are stored before they are transmitted
+ * to the USB host, or after they have been received from the USB host (depending on
+ * the endpoint's data direction). The bank size must indicate the maximum packet size
+ * that the endpoint can handle.
+ *
+ * \param[in] Banks Number of banks to use for the endpoint being configured.
+ *
+ * \attention When the \c ORDERED_EP_CONFIG compile time option is used, Endpoints <b>must</b> be configured in
+ * ascending order, or bank corruption will occur.
+ *
+ * \note Different endpoints may have different maximum packet sizes based on the endpoint's index - please
+ * refer to the chosen microcontroller model's datasheet to determine the maximum bank size for each endpoint.
+ * \n\n
+ *
+ * \note The default control endpoint should not be manually configured by the user application, as
+ * it is automatically configured by the library internally.
+ * \n\n
+ *
+ * \note This routine will automatically select the specified endpoint upon success. Upon failure, the endpoint
+ * which failed to reconfigure correctly will be selected.
+ *
+ * \return Boolean \c true if the configuration succeeded, \c false otherwise.
+ */
+ static inline bool Endpoint_ConfigureEndpoint(const uint8_t Address,
+ const uint8_t Type,
+ const uint16_t Size,
+ const uint8_t Banks) ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_ConfigureEndpoint(const uint8_t Address,
+ const uint8_t Type,
+ const uint16_t Size,
+ const uint8_t Banks)
+ {
+ uint8_t Number = (Address & ENDPOINT_EPNUM_MASK);
+
+ if (Number >= ENDPOINT_TOTAL_ENDPOINTS)
+ return false;
+
+ return Endpoint_ConfigureEndpoint_Prv(Number,
+ ((Type << EPTYPE0) | ((Address & ENDPOINT_DIR_IN) ? (1 << EPDIR) : 0)),
+ ((1 << ALLOC) | ((Banks > 1) ? (1 << EPBK0) : 0) | Endpoint_BytesToEPSizeMask(Size)));
+ }
+
+ /** Indicates the number of bytes currently stored in the current endpoint's selected bank.
+ *
+ * \ingroup Group_EndpointRW_AVR8
+ *
+ * \return Total number of bytes in the currently selected Endpoint's FIFO buffer.
+ */
+ static inline uint16_t Endpoint_BytesInEndpoint(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Endpoint_BytesInEndpoint(void)
+ {
+ #if (defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
+ return UEBCX;
+ #elif defined(USB_SERIES_4_AVR)
+ return (((uint16_t)UEBCHX << 8) | UEBCLX);
+ #elif defined(USB_SERIES_2_AVR)
+ return UEBCLX;
+ #endif
+ }
+
+ /** Determines the currently selected endpoint's direction.
+ *
+ * \return The currently selected endpoint's direction, as a \c ENDPOINT_DIR_* mask.
+ */
+ static inline uint8_t Endpoint_GetEndpointDirection(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Endpoint_GetEndpointDirection(void)
+ {
+ return (UECFG0X & (1 << EPDIR)) ? ENDPOINT_DIR_IN : ENDPOINT_DIR_OUT;
+ }
+
+ /** Get the endpoint address of the currently selected endpoint. This is typically used to save
+ * the currently selected endpoint so that it can be restored after another endpoint has been
+ * manipulated.
+ *
+ * \return Index of the currently selected endpoint.
+ */
+ static inline uint8_t Endpoint_GetCurrentEndpoint(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Endpoint_GetCurrentEndpoint(void)
+ {
+ #if !defined(CONTROL_ONLY_DEVICE)
+ return ((UENUM & ENDPOINT_EPNUM_MASK) | Endpoint_GetEndpointDirection());
+ #else
+ return ENDPOINT_CONTROLEP;
+ #endif
+ }
+
+ /** Selects the given endpoint address.
+ *
+ * Any endpoint operations which do not require the endpoint address to be indicated will operate on
+ * the currently selected endpoint.
+ *
+ * \param[in] Address Endpoint address to select.
+ */
+ static inline void Endpoint_SelectEndpoint(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_SelectEndpoint(const uint8_t Address)
+ {
+ #if !defined(CONTROL_ONLY_DEVICE)
+ UENUM = (Address & ENDPOINT_EPNUM_MASK);
+ #endif
+ }
+
+ /** Resets the endpoint bank FIFO. This clears all the endpoint banks and resets the USB controller's
+ * data In and Out pointers to the bank's contents.
+ *
+ * \param[in] Address Endpoint address whose FIFO buffers are to be reset.
+ */
+ static inline void Endpoint_ResetEndpoint(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ResetEndpoint(const uint8_t Address)
+ {
+ UERST = (1 << (Address & ENDPOINT_EPNUM_MASK));
+ UERST = 0;
+ }
+
+ /** Enables the currently selected endpoint so that data can be sent and received through it to
+ * and from a host.
+ *
+ * \note Endpoints must first be configured properly via \ref Endpoint_ConfigureEndpoint().
+ */
+ static inline void Endpoint_EnableEndpoint(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_EnableEndpoint(void)
+ {
+ UECONX |= (1 << EPEN);
+ }
+
+ /** Disables the currently selected endpoint so that data cannot be sent and received through it
+ * to and from a host.
+ */
+ static inline void Endpoint_DisableEndpoint(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_DisableEndpoint(void)
+ {
+ UECONX &= ~(1 << EPEN);
+ }
+
+ /** Determines if the currently selected endpoint is enabled, but not necessarily configured.
+ *
+ * \return Boolean \c true if the currently selected endpoint is enabled, \c false otherwise.
+ */
+ static inline bool Endpoint_IsEnabled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsEnabled(void)
+ {
+ return ((UECONX & (1 << EPEN)) ? true : false);
+ }
+
+ /** Retrieves the number of busy banks in the currently selected endpoint, which have been queued for
+ * transmission via the \ref Endpoint_ClearIN() command, or are awaiting acknowledgment via the
+ * \ref Endpoint_ClearOUT() command.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ *
+ * \return Total number of busy banks in the selected endpoint.
+ */
+ static inline uint8_t Endpoint_GetBusyBanks(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline uint8_t Endpoint_GetBusyBanks(void)
+ {
+ return (UESTA0X & (0x03 << NBUSYBK0));
+ }
+
+ /** Aborts all pending IN transactions on the currently selected endpoint, once the bank
+ * has been queued for transmission to the host via \ref Endpoint_ClearIN(). This function
+ * will terminate all queued transactions, resetting the endpoint banks ready for a new
+ * packet.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ */
+ static inline void Endpoint_AbortPendingIN(void)
+ {
+ while (Endpoint_GetBusyBanks() != 0)
+ {
+ UEINTX |= (1 << RXOUTI);
+ while (UEINTX & (1 << RXOUTI));
+ }
+ }
+
+ /** Determines if the currently selected endpoint may be read from (if data is waiting in the endpoint
+ * bank and the endpoint is an OUT direction, or if the bank is not yet full if the endpoint is an IN
+ * direction). This function will return false if an error has occurred in the endpoint, if the endpoint
+ * is an OUT direction and no packet (or an empty packet) has been received, or if the endpoint is an IN
+ * direction and the endpoint bank is full.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ *
+ * \return Boolean \c true if the currently selected endpoint may be read from or written to, depending
+ * on its direction.
+ */
+ static inline bool Endpoint_IsReadWriteAllowed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsReadWriteAllowed(void)
+ {
+ return ((UEINTX & (1 << RWAL)) ? true : false);
+ }
+
+ /** Determines if the currently selected endpoint is configured.
+ *
+ * \return Boolean \c true if the currently selected endpoint has been configured, \c false otherwise.
+ */
+ static inline bool Endpoint_IsConfigured(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsConfigured(void)
+ {
+ return ((UESTA0X & (1 << CFGOK)) ? true : false);
+ }
+
+ /** Returns a mask indicating which INTERRUPT type endpoints have interrupted - i.e. their
+ * interrupt duration has elapsed. Which endpoints have interrupted can be determined by
+ * masking the return value against <tt>(1 << <i>{Endpoint Number}</i>)</tt>.
+ *
+ * \return Mask whose bits indicate which endpoints have interrupted.
+ */
+ static inline uint8_t Endpoint_GetEndpointInterrupts(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Endpoint_GetEndpointInterrupts(void)
+ {
+ return UEINT;
+ }
+
+ /** Determines if the specified endpoint number has interrupted (valid only for INTERRUPT type
+ * endpoints).
+ *
+ * \param[in] Address Address of the endpoint whose interrupt flag should be tested.
+ *
+ * \return Boolean \c true if the specified endpoint has interrupted, \c false otherwise.
+ */
+ static inline bool Endpoint_HasEndpointInterrupted(const uint8_t Address) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_HasEndpointInterrupted(const uint8_t Address)
+ {
+ return ((Endpoint_GetEndpointInterrupts() & (1 << (Address & ENDPOINT_EPNUM_MASK))) ? true : false);
+ }
+
+ /** Determines if the selected IN endpoint is ready for a new packet to be sent to the host.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ *
+ * \return Boolean \c true if the current endpoint is ready for an IN packet, \c false otherwise.
+ */
+ static inline bool Endpoint_IsINReady(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsINReady(void)
+ {
+ return ((UEINTX & (1 << TXINI)) ? true : false);
+ }
+
+ /** Determines if the selected OUT endpoint has received new packet from the host.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ *
+ * \return Boolean \c true if current endpoint is has received an OUT packet, \c false otherwise.
+ */
+ static inline bool Endpoint_IsOUTReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsOUTReceived(void)
+ {
+ return ((UEINTX & (1 << RXOUTI)) ? true : false);
+ }
+
+ /** Determines if the current CONTROL type endpoint has received a SETUP packet.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ *
+ * \return Boolean \c true if the selected endpoint has received a SETUP packet, \c false otherwise.
+ */
+ static inline bool Endpoint_IsSETUPReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsSETUPReceived(void)
+ {
+ return ((UEINTX & (1 << RXSTPI)) ? true : false);
+ }
+
+ /** Clears a received SETUP packet on the currently selected CONTROL type endpoint, freeing up the
+ * endpoint for the next packet.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ *
+ * \note This is not applicable for non CONTROL type endpoints.
+ */
+ static inline void Endpoint_ClearSETUP(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ClearSETUP(void)
+ {
+ UEINTX &= ~(1 << RXSTPI);
+ }
+
+ /** Sends an IN packet to the host on the currently selected endpoint, freeing up the endpoint for the
+ * next packet and switching to the alternative endpoint bank if double banked.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ */
+ static inline void Endpoint_ClearIN(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ClearIN(void)
+ {
+ #if !defined(CONTROL_ONLY_DEVICE)
+ UEINTX &= ~((1 << TXINI) | (1 << FIFOCON));
+ #else
+ UEINTX &= ~(1 << TXINI);
+ #endif
+ }
+
+ /** Acknowledges an OUT packet to the host on the currently selected endpoint, freeing up the endpoint
+ * for the next packet and switching to the alternative endpoint bank if double banked.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ */
+ static inline void Endpoint_ClearOUT(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ClearOUT(void)
+ {
+ #if !defined(CONTROL_ONLY_DEVICE)
+ UEINTX &= ~((1 << RXOUTI) | (1 << FIFOCON));
+ #else
+ UEINTX &= ~(1 << RXOUTI);
+ #endif
+ }
+
+ /** Stalls the current endpoint, indicating to the host that a logical problem occurred with the
+ * indicated endpoint and that the current transfer sequence should be aborted. This provides a
+ * way for devices to indicate invalid commands to the host so that the current transfer can be
+ * aborted and the host can begin its own recovery sequence.
+ *
+ * The currently selected endpoint remains stalled until either the \ref Endpoint_ClearStall() macro
+ * is called, or the host issues a CLEAR FEATURE request to the device for the currently selected
+ * endpoint.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ */
+ static inline void Endpoint_StallTransaction(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_StallTransaction(void)
+ {
+ UECONX |= (1 << STALLRQ);
+ }
+
+ /** Clears the STALL condition on the currently selected endpoint.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ */
+ static inline void Endpoint_ClearStall(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ClearStall(void)
+ {
+ UECONX |= (1 << STALLRQC);
+ }
+
+ /** Determines if the currently selected endpoint is stalled, \c false otherwise.
+ *
+ * \ingroup Group_EndpointPacketManagement_AVR8
+ *
+ * \return Boolean \c true if the currently selected endpoint is stalled, \c false otherwise.
+ */
+ static inline bool Endpoint_IsStalled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsStalled(void)
+ {
+ return ((UECONX & (1 << STALLRQ)) ? true : false);
+ }
+
+ /** Resets the data toggle of the currently selected endpoint. */
+ static inline void Endpoint_ResetDataToggle(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ResetDataToggle(void)
+ {
+ UECONX |= (1 << RSTDT);
+ }
+
+ /** Sets the direction of the currently selected endpoint.
+ *
+ * \param[in] DirectionMask New endpoint direction, as a \c ENDPOINT_DIR_* mask.
+ */
+ static inline void Endpoint_SetEndpointDirection(const uint8_t DirectionMask) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_SetEndpointDirection(const uint8_t DirectionMask)
+ {
+ UECFG0X = ((UECFG0X & ~(1 << EPDIR)) | (DirectionMask ? (1 << EPDIR) : 0));
+ }
+
+ /** Reads one byte from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ *
+ * \return Next byte in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint8_t Endpoint_Read_8(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Endpoint_Read_8(void)
+ {
+ return UEDATX;
+ }
+
+ /** Writes one byte to the currently selected endpoint's bank, for IN direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ *
+ * \param[in] Data Data to write into the the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_8(const uint8_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_8(const uint8_t Data)
+ {
+ UEDATX = Data;
+ }
+
+ /** Discards one byte from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ */
+ static inline void Endpoint_Discard_8(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Discard_8(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = UEDATX;
+
+ (void)Dummy;
+ }
+
+ /** Reads two bytes from the currently selected endpoint's bank in little endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ *
+ * \return Next two bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint16_t Endpoint_Read_16_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Endpoint_Read_16_LE(void)
+ {
+ union
+ {
+ uint16_t Value;
+ uint8_t Bytes[2];
+ } Data;
+
+ Data.Bytes[0] = UEDATX;
+ Data.Bytes[1] = UEDATX;
+
+ return Data.Value;
+ }
+
+ /** Reads two bytes from the currently selected endpoint's bank in big endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ *
+ * \return Next two bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint16_t Endpoint_Read_16_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Endpoint_Read_16_BE(void)
+ {
+ union
+ {
+ uint16_t Value;
+ uint8_t Bytes[2];
+ } Data;
+
+ Data.Bytes[1] = UEDATX;
+ Data.Bytes[0] = UEDATX;
+
+ return Data.Value;
+ }
+
+ /** Writes two bytes to the currently selected endpoint's bank in little endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_16_LE(const uint16_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_16_LE(const uint16_t Data)
+ {
+ UEDATX = (Data & 0xFF);
+ UEDATX = (Data >> 8);
+ }
+
+ /** Writes two bytes to the currently selected endpoint's bank in big endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_16_BE(const uint16_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_16_BE(const uint16_t Data)
+ {
+ UEDATX = (Data >> 8);
+ UEDATX = (Data & 0xFF);
+ }
+
+ /** Discards two bytes from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ */
+ static inline void Endpoint_Discard_16(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Discard_16(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = UEDATX;
+ Dummy = UEDATX;
+
+ (void)Dummy;
+ }
+
+ /** Reads four bytes from the currently selected endpoint's bank in little endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ *
+ * \return Next four bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint32_t Endpoint_Read_32_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Endpoint_Read_32_LE(void)
+ {
+ union
+ {
+ uint32_t Value;
+ uint8_t Bytes[4];
+ } Data;
+
+ Data.Bytes[0] = UEDATX;
+ Data.Bytes[1] = UEDATX;
+ Data.Bytes[2] = UEDATX;
+ Data.Bytes[3] = UEDATX;
+
+ return Data.Value;
+ }
+
+ /** Reads four bytes from the currently selected endpoint's bank in big endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ *
+ * \return Next four bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint32_t Endpoint_Read_32_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Endpoint_Read_32_BE(void)
+ {
+ union
+ {
+ uint32_t Value;
+ uint8_t Bytes[4];
+ } Data;
+
+ Data.Bytes[3] = UEDATX;
+ Data.Bytes[2] = UEDATX;
+ Data.Bytes[1] = UEDATX;
+ Data.Bytes[0] = UEDATX;
+
+ return Data.Value;
+ }
+
+ /** Writes four bytes to the currently selected endpoint's bank in little endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_32_LE(const uint32_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_32_LE(const uint32_t Data)
+ {
+ UEDATX = (Data & 0xFF);
+ UEDATX = (Data >> 8);
+ UEDATX = (Data >> 16);
+ UEDATX = (Data >> 24);
+ }
+
+ /** Writes four bytes to the currently selected endpoint's bank in big endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_32_BE(const uint32_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_32_BE(const uint32_t Data)
+ {
+ UEDATX = (Data >> 24);
+ UEDATX = (Data >> 16);
+ UEDATX = (Data >> 8);
+ UEDATX = (Data & 0xFF);
+ }
+
+ /** Discards four bytes from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_AVR8
+ */
+ static inline void Endpoint_Discard_32(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Discard_32(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = UEDATX;
+ Dummy = UEDATX;
+ Dummy = UEDATX;
+ Dummy = UEDATX;
+
+ (void)Dummy;
+ }
+
+ /* External Variables: */
+ /** Global indicating the maximum packet size of the default control endpoint located at address
+ * 0 in the device. This value is set to the value indicated in the device descriptor in the user
+ * project once the USB interface is initialized into device mode.
+ *
+ * If space is an issue, it is possible to fix this to a static value by defining the control
+ * endpoint size in the \c FIXED_CONTROL_ENDPOINT_SIZE token passed to the compiler in the makefile
+ * via the -D switch. When a fixed control endpoint size is used, the size is no longer dynamically
+ * read from the descriptors at runtime and instead fixed to the given value. When used, it is
+ * important that the descriptor control endpoint size value matches the size given as the
+ * \c FIXED_CONTROL_ENDPOINT_SIZE token - it is recommended that the \c FIXED_CONTROL_ENDPOINT_SIZE token
+ * be used in the device descriptors to ensure this.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ */
+ #if (!defined(FIXED_CONTROL_ENDPOINT_SIZE) || defined(__DOXYGEN__))
+ extern uint8_t USB_Device_ControlEndpointSize;
+ #else
+ #define USB_Device_ControlEndpointSize FIXED_CONTROL_ENDPOINT_SIZE
+ #endif
+
+ /* Function Prototypes: */
+ /** Configures a table of endpoint descriptions, in sequence. This function can be used to configure multiple
+ * endpoints at the same time.
+ *
+ * \note Endpoints with a zero address will be ignored, thus this function cannot be used to configure the
+ * control endpoint.
+ *
+ * \param[in] Table Pointer to a table of endpoint descriptions.
+ * \param[in] Entries Number of entries in the endpoint table to configure.
+ *
+ * \return Boolean \c true if all endpoints configured successfully, \c false otherwise.
+ */
+ bool Endpoint_ConfigureEndpointTable(const USB_Endpoint_Table_t* const Table,
+ const uint8_t Entries);
+
+ /** Completes the status stage of a control transfer on a CONTROL type endpoint automatically,
+ * with respect to the data direction. This is a convenience function which can be used to
+ * simplify user control request handling.
+ *
+ * \note This routine should not be called on non CONTROL type endpoints.
+ */
+ void Endpoint_ClearStatusStage(void);
+
+ /** Spin-loops until the currently selected non-control endpoint is ready for the next packet of data
+ * to be read or written to it.
+ *
+ * \note This routine should not be called on CONTROL type endpoints.
+ *
+ * \ingroup Group_EndpointRW_AVR8
+ *
+ * \return A value from the \ref Endpoint_WaitUntilReady_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_WaitUntilReady(void);
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Host_AVR8.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Host_AVR8.c
new file mode 100644
index 000000000..cbb7735e1
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Host_AVR8.c
@@ -0,0 +1,297 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_AVR8)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#define __INCLUDE_FROM_HOST_C
+#include "../Host.h"
+
+void USB_Host_ProcessNextHostState(void)
+{
+ uint8_t ErrorCode = HOST_ENUMERROR_NoError;
+ uint8_t SubErrorCode = HOST_ENUMERROR_NoError;
+
+ static uint16_t WaitMSRemaining;
+ static uint8_t PostWaitState;
+
+ switch (USB_HostState)
+ {
+ case HOST_STATE_WaitForDevice:
+ if (WaitMSRemaining)
+ {
+ if ((SubErrorCode = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
+ {
+ USB_HostState = PostWaitState;
+ ErrorCode = HOST_ENUMERROR_WaitStage;
+ break;
+ }
+
+ if (!(--WaitMSRemaining))
+ USB_HostState = PostWaitState;
+ }
+
+ break;
+ case HOST_STATE_Powered:
+ WaitMSRemaining = HOST_DEVICE_SETTLE_DELAY_MS;
+
+ USB_HostState = HOST_STATE_Powered_WaitForDeviceSettle;
+ break;
+ case HOST_STATE_Powered_WaitForDeviceSettle:
+ if (WaitMSRemaining--)
+ {
+ Delay_MS(1);
+ break;
+ }
+ else
+ {
+ USB_Host_VBUS_Manual_Off();
+
+ USB_OTGPAD_On();
+ USB_Host_VBUS_Auto_Enable();
+ USB_Host_VBUS_Auto_On();
+
+ #if defined(NO_AUTO_VBUS_MANAGEMENT)
+ USB_Host_VBUS_Manual_Enable();
+ USB_Host_VBUS_Manual_On();
+ #endif
+
+ USB_HostState = HOST_STATE_Powered_WaitForConnect;
+ }
+
+ break;
+ case HOST_STATE_Powered_WaitForConnect:
+ if (USB_INT_HasOccurred(USB_INT_DCONNI))
+ {
+ USB_INT_Clear(USB_INT_DCONNI);
+ USB_INT_Clear(USB_INT_DDISCI);
+
+ USB_INT_Clear(USB_INT_VBERRI);
+ USB_INT_Enable(USB_INT_VBERRI);
+
+ USB_Host_ResumeBus();
+ Pipe_ClearPipes();
+
+ HOST_TASK_NONBLOCK_WAIT(100, HOST_STATE_Powered_DoReset);
+ }
+
+ break;
+ case HOST_STATE_Powered_DoReset:
+ USB_Host_ResetDevice();
+
+ HOST_TASK_NONBLOCK_WAIT(200, HOST_STATE_Powered_ConfigPipe);
+ break;
+ case HOST_STATE_Powered_ConfigPipe:
+ if (!(Pipe_ConfigurePipe(PIPE_CONTROLPIPE, EP_TYPE_CONTROL, ENDPOINT_CONTROLEP, PIPE_CONTROLPIPE_DEFAULT_SIZE, 1)))
+ {
+ ErrorCode = HOST_ENUMERROR_PipeConfigError;
+ SubErrorCode = 0;
+ break;
+ }
+
+ USB_HostState = HOST_STATE_Default;
+ break;
+ case HOST_STATE_Default:
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE),
+ .bRequest = REQ_GetDescriptor,
+ .wValue = (DTYPE_Device << 8),
+ .wIndex = 0,
+ .wLength = 8,
+ };
+
+ uint8_t DataBuffer[8];
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+ if ((SubErrorCode = USB_Host_SendControlRequest(DataBuffer)) != HOST_SENDCONTROL_Successful)
+ {
+ ErrorCode = HOST_ENUMERROR_ControlError;
+ break;
+ }
+
+ USB_Host_ControlPipeSize = DataBuffer[offsetof(USB_Descriptor_Device_t, Endpoint0Size)];
+
+ USB_Host_ResetDevice();
+
+ HOST_TASK_NONBLOCK_WAIT(200, HOST_STATE_Default_PostReset);
+ break;
+ case HOST_STATE_Default_PostReset:
+ if (!(Pipe_ConfigurePipe(PIPE_CONTROLPIPE, EP_TYPE_CONTROL, ENDPOINT_CONTROLEP, USB_Host_ControlPipeSize, 1)))
+ {
+ ErrorCode = HOST_ENUMERROR_PipeConfigError;
+ SubErrorCode = 0;
+ break;
+ }
+
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_DEVICE),
+ .bRequest = REQ_SetAddress,
+ .wValue = USB_HOST_DEVICEADDRESS,
+ .wIndex = 0,
+ .wLength = 0,
+ };
+
+ if ((SubErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
+ {
+ ErrorCode = HOST_ENUMERROR_ControlError;
+ break;
+ }
+
+ HOST_TASK_NONBLOCK_WAIT(100, HOST_STATE_Default_PostAddressSet);
+ break;
+ case HOST_STATE_Default_PostAddressSet:
+ USB_Host_SetDeviceAddress(USB_HOST_DEVICEADDRESS);
+
+ USB_HostState = HOST_STATE_Addressed;
+
+ EVENT_USB_Host_DeviceEnumerationComplete();
+ break;
+
+ default:
+ break;
+ }
+
+ if ((ErrorCode != HOST_ENUMERROR_NoError) && (USB_HostState != HOST_STATE_Unattached))
+ {
+ EVENT_USB_Host_DeviceEnumerationFailed(ErrorCode, SubErrorCode);
+
+ USB_Host_VBUS_Auto_Off();
+
+ EVENT_USB_Host_DeviceUnattached();
+
+ USB_ResetInterface();
+ }
+}
+
+uint8_t USB_Host_WaitMS(uint8_t MS)
+{
+ bool BusSuspended = USB_Host_IsBusSuspended();
+ uint8_t ErrorCode = HOST_WAITERROR_Successful;
+ bool HSOFIEnabled = USB_INT_IsEnabled(USB_INT_HSOFI);
+
+ USB_INT_Disable(USB_INT_HSOFI);
+ USB_INT_Clear(USB_INT_HSOFI);
+
+ USB_Host_ResumeBus();
+
+ while (MS)
+ {
+ if (USB_INT_HasOccurred(USB_INT_HSOFI))
+ {
+ USB_INT_Clear(USB_INT_HSOFI);
+ MS--;
+ }
+
+ if ((USB_HostState == HOST_STATE_Unattached) || (USB_CurrentMode != USB_MODE_Host))
+ {
+ ErrorCode = HOST_WAITERROR_DeviceDisconnect;
+
+ break;
+ }
+
+ if (Pipe_IsError())
+ {
+ Pipe_ClearError();
+ ErrorCode = HOST_WAITERROR_PipeError;
+
+ break;
+ }
+
+ if (Pipe_IsStalled())
+ {
+ Pipe_ClearStall();
+ ErrorCode = HOST_WAITERROR_SetupStalled;
+
+ break;
+ }
+ }
+
+ if (BusSuspended)
+ USB_Host_SuspendBus();
+
+ if (HSOFIEnabled)
+ USB_INT_Enable(USB_INT_HSOFI);
+
+ return ErrorCode;
+}
+
+static void USB_Host_ResetDevice(void)
+{
+ bool BusSuspended = USB_Host_IsBusSuspended();
+
+ USB_INT_Disable(USB_INT_DDISCI);
+
+ USB_Host_ResetBus();
+ while (!(USB_Host_IsBusResetComplete()));
+ USB_Host_ResumeBus();
+
+ USB_Host_ConfigurationNumber = 0;
+
+ bool HSOFIEnabled = USB_INT_IsEnabled(USB_INT_HSOFI);
+
+ USB_INT_Disable(USB_INT_HSOFI);
+ USB_INT_Clear(USB_INT_HSOFI);
+
+ for (uint8_t MSRem = 10; MSRem != 0; MSRem--)
+ {
+ /* Workaround for powerless-pull-up devices. After a USB bus reset,
+ all disconnection interrupts are suppressed while a USB frame is
+ looked for - if it is found within 10ms, the device is still
+ present. */
+
+ if (USB_INT_HasOccurred(USB_INT_HSOFI))
+ {
+ USB_INT_Clear(USB_INT_HSOFI);
+ USB_INT_Clear(USB_INT_DDISCI);
+ break;
+ }
+
+ Delay_MS(1);
+ }
+
+ if (HSOFIEnabled)
+ USB_INT_Enable(USB_INT_HSOFI);
+
+ if (BusSuspended)
+ USB_Host_SuspendBus();
+
+ USB_INT_Enable(USB_INT_DDISCI);
+}
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Host_AVR8.h b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Host_AVR8.h
new file mode 100644
index 000000000..7a48e3162
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Host_AVR8.h
@@ -0,0 +1,372 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Host definitions for the AVR8 microcontrollers.
+ * \copydetails Group_Host_AVR8
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_Host
+ * \defgroup Group_Host_AVR8 Host Management (AVR8)
+ * \brief USB Host definitions for the AVR8 microcontrollers.
+ *
+ * Architecture specific USB Host definitions for the Atmel 8-bit AVR microcontrollers.
+ *
+ * @{
+ */
+
+#ifndef __USBHOST_AVR8_H__
+#define __USBHOST_AVR8_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../StdDescriptors.h"
+ #include "../Pipe.h"
+ #include "../USBInterrupt.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ #if defined(INVERTED_VBUS_ENABLE_LINE) && !defined(NO_AUTO_VBUS_MANAGEMENT)
+ #error The INVERTED_VBUS_ENABLE_LINE compile option requires NO_AUTO_VBUS_MANAGEMENT for the AVR8 architecture.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Indicates the fixed USB device address which any attached device is enumerated to when in
+ * host mode. As only one USB device may be attached to the AVR in host mode at any one time
+ * and that the address used is not important (other than the fact that it is non-zero), a
+ * fixed value is specified by the library.
+ */
+ #define USB_HOST_DEVICEADDRESS 1
+
+ #if !defined(HOST_DEVICE_SETTLE_DELAY_MS) || defined(__DOXYGEN__)
+ /** Constant for the delay in milliseconds after a device is connected before the library
+ * will start the enumeration process. Some devices require a delay of up to 5 seconds
+ * after connection before the enumeration process can start or incorrect operation will
+ * occur.
+ *
+ * The default delay value may be overridden in the user project makefile by defining the
+ * \c HOST_DEVICE_SETTLE_DELAY_MS token to the required delay in milliseconds, and passed to the
+ * compiler using the -D switch.
+ */
+ #define HOST_DEVICE_SETTLE_DELAY_MS 1000
+ #endif
+
+ /** Enum for the error codes for the \ref EVENT_USB_Host_HostError() event.
+ *
+ * \see \ref Group_Events for more information on this event.
+ */
+ enum USB_Host_ErrorCodes_t
+ {
+ HOST_ERROR_VBusVoltageDip = 0, /**< VBUS voltage dipped to an unacceptable level. This
+ * error may be the result of an attached device drawing
+ * too much current from the VBUS line, or due to the
+ * AVR's power source being unable to supply sufficient
+ * current.
+ */
+ };
+
+ /** Enum for the error codes for the \ref EVENT_USB_Host_DeviceEnumerationFailed() event.
+ *
+ * \see \ref Group_Events for more information on this event.
+ */
+ enum USB_Host_EnumerationErrorCodes_t
+ {
+ HOST_ENUMERROR_NoError = 0, /**< No error occurred. Used internally, this is not a valid
+ * ErrorCode parameter value for the \ref EVENT_USB_Host_DeviceEnumerationFailed()
+ * event.
+ */
+ HOST_ENUMERROR_WaitStage = 1, /**< One of the delays between enumeration steps failed
+ * to complete successfully, due to a timeout or other
+ * error.
+ */
+ HOST_ENUMERROR_NoDeviceDetected = 2, /**< No device was detected, despite the USB data lines
+ * indicating the attachment of a device.
+ */
+ HOST_ENUMERROR_ControlError = 3, /**< One of the enumeration control requests failed to
+ * complete successfully.
+ */
+ HOST_ENUMERROR_PipeConfigError = 4, /**< The default control pipe (address 0) failed to
+ * configure correctly.
+ */
+ };
+
+ /* Inline Functions: */
+ /** Returns the current USB frame number, when in host mode. Every millisecond the USB bus is active (i.e. not suspended)
+ * the frame number is incremented by one.
+ *
+ * \return Current USB frame number from the USB controller.
+ */
+ static inline uint16_t USB_Host_GetFrameNumber(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t USB_Host_GetFrameNumber(void)
+ {
+ return UHFNUM;
+ }
+
+ #if !defined(NO_SOF_EVENTS)
+ /** Enables the host mode Start Of Frame events. When enabled, this causes the
+ * \ref EVENT_USB_Host_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
+ * at the start of each USB frame when a device is enumerated while in host mode.
+ *
+ * \note This function is not available when the \c NO_SOF_EVENTS compile time token is defined.
+ */
+ static inline void USB_Host_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_EnableSOFEvents(void)
+ {
+ USB_INT_Enable(USB_INT_HSOFI);
+ }
+
+ /** Disables the host mode Start Of Frame events. When disabled, this stops the firing of the
+ * \ref EVENT_USB_Host_StartOfFrame() event when enumerated in host mode.
+ *
+ * \note This function is not available when the \c NO_SOF_EVENTS compile time token is defined.
+ */
+ static inline void USB_Host_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_DisableSOFEvents(void)
+ {
+ USB_INT_Disable(USB_INT_HSOFI);
+ }
+ #endif
+
+ /** Resets the USB bus, including the endpoints in any attached device and pipes on the AVR host.
+ * USB bus resets leave the default control pipe configured (if already configured).
+ *
+ * If the USB bus has been suspended prior to issuing a bus reset, the attached device will be
+ * woken up automatically and the bus resumed after the reset has been correctly issued.
+ */
+ static inline void USB_Host_ResetBus(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_ResetBus(void)
+ {
+ UHCON |= (1 << RESET);
+ }
+
+ /** Determines if a previously issued bus reset (via the \ref USB_Host_ResetBus() macro) has
+ * completed.
+ *
+ * \return Boolean \c true if no bus reset is currently being sent, \c false otherwise.
+ */
+ static inline bool USB_Host_IsBusResetComplete(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_Host_IsBusResetComplete(void)
+ {
+ return ((UHCON & (1 << RESET)) ? false : true);
+ }
+
+ /** Resumes USB communications with an attached and enumerated device, by resuming the transmission
+ * of the 1MS Start Of Frame messages to the device. When resumed, USB communications between the
+ * host and attached device may occur.
+ */
+ static inline void USB_Host_ResumeBus(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_ResumeBus(void)
+ {
+ UHCON |= (1 << SOFEN);
+ }
+
+ /** Suspends the USB bus, preventing any communications from occurring between the host and attached
+ * device until the bus has been resumed. This stops the transmission of the 1MS Start Of Frame
+ * messages to the device.
+ *
+ * \attention While the USB bus is suspended, all USB interrupt sources are also disabled; this means that
+ * some events (such as device disconnections) will not fire until the bus is resumed.
+ */
+ static inline void USB_Host_SuspendBus(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_SuspendBus(void)
+ {
+ UHCON &= ~(1 << SOFEN);
+ }
+
+ /** Determines if the USB bus has been suspended via the use of the \ref USB_Host_SuspendBus() macro,
+ * false otherwise. While suspended, no USB communications can occur until the bus is resumed,
+ * except for the Remote Wakeup event from the device if supported.
+ *
+ * \return Boolean \c true if the bus is currently suspended, \c false otherwise.
+ */
+ static inline bool USB_Host_IsBusSuspended(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_Host_IsBusSuspended(void)
+ {
+ return ((UHCON & (1 << SOFEN)) ? false : true);
+ }
+
+ /** Determines if the attached device is currently enumerated in Full Speed mode (12Mb/s), or
+ * false if the attached device is enumerated in Low Speed mode (1.5Mb/s).
+ *
+ * \return Boolean \c true if the attached device is enumerated in Full Speed mode, \c false otherwise.
+ */
+ static inline bool USB_Host_IsDeviceFullSpeed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_Host_IsDeviceFullSpeed(void)
+ {
+ return ((USBSTA & (1 << SPEED)) ? true : false);
+ }
+
+ /** Determines if the attached device is currently issuing a Remote Wakeup request, requesting
+ * that the host resume the USB bus and wake up the device, \c false otherwise.
+ *
+ * \return Boolean \c true if the attached device has sent a Remote Wakeup request, \c false otherwise.
+ */
+ static inline bool USB_Host_IsRemoteWakeupSent(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_Host_IsRemoteWakeupSent(void)
+ {
+ return ((UHINT & (1 << RXRSMI)) ? true : false);
+ }
+
+ /** Clears the flag indicating that a Remote Wakeup request has been issued by an attached device. */
+ static inline void USB_Host_ClearRemoteWakeupSent(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_ClearRemoteWakeupSent(void)
+ {
+ UHINT &= ~(1 << RXRSMI);
+ }
+
+ /** Accepts a Remote Wakeup request from an attached device. This must be issued in response to
+ * a device's Remote Wakeup request within 2ms for the request to be accepted and the bus to
+ * be resumed.
+ */
+ static inline void USB_Host_ResumeFromWakeupRequest(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_ResumeFromWakeupRequest(void)
+ {
+ UHCON |= (1 << RESUME);
+ }
+
+ /** Determines if a resume from Remote Wakeup request is currently being sent to an attached
+ * device.
+ *
+ * \return Boolean \c true if no resume request is currently being sent, \c false otherwise.
+ */
+ static inline bool USB_Host_IsResumeFromWakeupRequestSent(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_Host_IsResumeFromWakeupRequestSent(void)
+ {
+ return ((UHCON & (1 << RESUME)) ? false : true);
+ }
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ static inline void USB_Host_HostMode_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_HostMode_On(void)
+ {
+ USBCON |= (1 << HOST);
+ }
+
+ static inline void USB_Host_HostMode_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_HostMode_Off(void)
+ {
+ USBCON &= ~(1 << HOST);
+ }
+
+ static inline void USB_Host_VBUS_Auto_Enable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Auto_Enable(void)
+ {
+ OTGCON &= ~(1 << VBUSHWC);
+ UHWCON |= (1 << UVCONE);
+ }
+
+ static inline void USB_Host_VBUS_Manual_Enable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Manual_Enable(void)
+ {
+ OTGCON |= (1 << VBUSHWC);
+ UHWCON &= ~(1 << UVCONE);
+
+ DDRE |= (1 << 7);
+ }
+
+ static inline void USB_Host_VBUS_Auto_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Auto_On(void)
+ {
+ OTGCON |= (1 << VBUSREQ);
+ }
+
+ static inline void USB_Host_VBUS_Manual_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Manual_On(void)
+ {
+ #if defined(INVERTED_VBUS_ENABLE_LINE)
+ PORTE &= ~(1 << 7);
+ #else
+ PORTE |= (1 << 7);
+ #endif
+ }
+
+ static inline void USB_Host_VBUS_Auto_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Auto_Off(void)
+ {
+ OTGCON |= (1 << VBUSRQC);
+ }
+
+ static inline void USB_Host_VBUS_Manual_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Manual_Off(void)
+ {
+ #if defined(INVERTED_VBUS_ENABLE_LINE)
+ PORTE |= (1 << 7);
+ #else
+ PORTE &= ~(1 << 7);
+ #endif
+ }
+
+ static inline void USB_Host_SetDeviceAddress(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_SetDeviceAddress(const uint8_t Address)
+ {
+ UHADDR = (Address & 0x7F);
+ }
+
+ /* Enums: */
+ enum USB_Host_WaitMSErrorCodes_t
+ {
+ HOST_WAITERROR_Successful = 0,
+ HOST_WAITERROR_DeviceDisconnect = 1,
+ HOST_WAITERROR_PipeError = 2,
+ HOST_WAITERROR_SetupStalled = 3,
+ };
+
+ /* Function Prototypes: */
+ void USB_Host_ProcessNextHostState(void);
+ uint8_t USB_Host_WaitMS(uint8_t MS);
+
+ #if defined(__INCLUDE_FROM_HOST_C)
+ static void USB_Host_ResetDevice(void);
+ #endif
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/OTG_AVR8.h b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/OTG_AVR8.h
new file mode 100644
index 000000000..74c70ccdf
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/OTG_AVR8.h
@@ -0,0 +1,159 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB OTG definitions for the AVR8 microcontrollers.
+ * \copydetails Group_OTG_AVR8
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_OTG
+ * \defgroup Group_OTG_AVR8 USB On The Go (OTG) Management (AVR8)
+ * \brief USB OTG definitions for the AVR8 microcontrollers.
+ *
+ * Architecture specific USB OTG definitions for the Atmel 8-bit AVR microcontrollers.
+ *
+ * @{
+ */
+
+#ifndef __USBOTG_AVR8_H__
+#define __USBOTG_AVR8_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Mask for the VBUS pulsing method of SRP, supported by some OTG devices.
+ *
+ * \see \ref USB_OTG_Device_InitiateSRP().
+ */
+ #define USB_OTG_SRP_VBUS (1 << SRPSEL)
+
+ /** Mask for the Data + pulsing method of SRP, supported by some OTG devices.
+ *
+ * \see \ref USB_OTG_Device_InitiateSRP().
+ */
+ #define USB_OTG_STP_DATA 0
+
+ /* Inline Functions: */
+ /** Initiate a Host Negotiation Protocol request. This indicates to the other connected device
+ * that the device wishes to change device/host roles.
+ */
+ static inline void USB_OTG_Device_RequestHNP(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_OTG_Device_RequestHNP(void)
+ {
+ OTGCON |= (1 << HNPREQ);
+ }
+
+ /** Cancel a Host Negotiation Protocol request. This stops a pending HNP request to the other
+ * connected device.
+ */
+ static inline void USB_OTG_Device_CancelHNPRequest(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_OTG_Device_CancelHNPRequest(void)
+ {
+ OTGCON &= ~(1 << HNPREQ);
+ }
+
+ /** Determines if the device is currently sending a HNP to an attached host.
+ *
+ * \return Boolean \c true if currently sending a HNP to the other connected device, \c false otherwise
+ */
+ static inline bool USB_OTG_Device_IsSendingHNP(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_OTG_Device_IsSendingHNP(void)
+ {
+ return ((OTGCON & (1 << HNPREQ)) ? true : false);
+ }
+
+ /** Initiates a Session Request Protocol request. Most OTG devices turn off VBUS when the USB
+ * interface is not in use, to conserve power. Sending a SRP to a USB OTG device running in
+ * host mode indicates that VBUS should be applied and a session started.
+ *
+ * There are two different methods of sending a SRP - either pulses on the VBUS line, or by
+ * pulsing the Data + line via the internal pull-up resistor.
+ *
+ * \param[in] SRPTypeMask Mask indicating the type of SRP to use, either \ref USB_OTG_SRP_VBUS or
+ * \ref USB_OTG_STP_DATA.
+ */
+ static inline void USB_OTG_Device_InitiateSRP(const uint8_t SRPTypeMask) ATTR_ALWAYS_INLINE;
+ static inline void USB_OTG_Device_InitiateSRP(const uint8_t SRPTypeMask)
+ {
+ OTGCON = ((OTGCON & ~(1 << SRPSEL)) | (SRPTypeMask | (1 << SRPREQ)));
+ }
+
+ /** Accepts a HNP from a connected device, indicating that both devices should exchange
+ * device/host roles.
+ */
+ static inline void USB_OTG_Host_AcceptHNP(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_OTG_Host_AcceptHNP(void)
+ {
+ OTGCON |= (1 << HNPREQ);
+ }
+
+ /** Rejects a HNP from a connected device, indicating that both devices should remain in their
+ * current device/host roles.
+ */
+ static inline void USB_OTG_Host_RejectHNP(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_OTG_Host_RejectHNP(void)
+ {
+ OTGCON &= ~(1 << HNPREQ);
+ }
+
+ /** Indicates if the connected device is currently sending a HNP request.
+ *
+ * \return Boolean \c true if a HNP is currently being issued by the connected device, \c false otherwise.
+ */
+ static inline bool USB_OTG_Host_IsHNPReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_OTG_Host_IsHNPReceived(void)
+ {
+ return ((OTGCON & (1 << HNPREQ)) ? true : false);
+ }
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/PipeStream_AVR8.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/PipeStream_AVR8.c
new file mode 100644
index 000000000..7b17d45d4
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/PipeStream_AVR8.c
@@ -0,0 +1,221 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_AVR8)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#include "PipeStream_AVR8.h"
+
+uint8_t Pipe_Discard_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t ErrorCode;
+ uint16_t BytesInTransfer = 0;
+
+ Pipe_SetPipeToken(PIPE_TOKEN_IN);
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ Length -= *BytesProcessed;
+
+ while (Length)
+ {
+ if (!(Pipe_IsReadWriteAllowed()))
+ {
+ Pipe_ClearIN();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return PIPE_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Pipe_Discard_8();
+
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+uint8_t Pipe_Null_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t ErrorCode;
+ uint16_t BytesInTransfer = 0;
+
+ Pipe_SetPipeToken(PIPE_TOKEN_OUT);
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ Length -= *BytesProcessed;
+
+ while (Length)
+ {
+ if (!(Pipe_IsReadWriteAllowed()))
+ {
+ Pipe_ClearOUT();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return PIPE_RWSTREAM_IncompleteTransfer;
+ }
+
+ USB_USBTask();
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Pipe_Write_8(0);
+
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+/* The following abuses the C preprocessor in order to copy-paste common code with slight alterations,
+ * so that the code needs to be written once. It is a crude form of templating to reduce code maintenance. */
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_Stream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_8(*BufferPtr)
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_Stream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_8(*BufferPtr)
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Read_Stream_LE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_IN
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Pipe_Read_8()
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Read_Stream_BE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_IN
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Pipe_Read_8()
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_PStream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_8(pgm_read_byte(BufferPtr))
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_PStream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_8(pgm_read_byte(BufferPtr))
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_EStream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_8(eeprom_read_byte(BufferPtr))
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_EStream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_8(eeprom_read_byte(BufferPtr))
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Read_EStream_LE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_IN
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Pipe_Read_8())
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Read_EStream_BE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_IN
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Pipe_Read_8())
+#include "Template/Template_Pipe_RW.c"
+
+#endif
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/PipeStream_AVR8.h b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/PipeStream_AVR8.h
new file mode 100644
index 000000000..ca63bdf5a
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/PipeStream_AVR8.h
@@ -0,0 +1,442 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Pipe data stream transmission and reception management for the AVR8 microcontrollers
+ * \copydetails Group_PipeStreamRW_AVR8
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_PipeStreamRW
+ * \defgroup Group_PipeStreamRW_AVR8 Read/Write of Multi-Byte Streams (AVR8)
+ * \brief Pipe data stream transmission and reception management for the Atmel AVR8 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of data streams from
+ * and to pipes.
+ *
+ * @{
+ */
+
+#ifndef __PIPE_STREAM_AVR8_H__
+#define __PIPE_STREAM_AVR8_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBMode.h"
+ #include "../USBTask.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Function Prototypes: */
+ /** \name Stream functions for null data */
+ //@{
+
+ /** Reads and discards the given number of bytes from the pipe, discarding fully read packets from the host
+ * as needed. The last packet is not automatically discarded once the remaining bytes has been read; the
+ * user is responsible for manually discarding the last packet from the device via the \ref Pipe_ClearIN() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once, failing or
+ * succeeding as a single unit. If the BytesProcessed parameter points to a valid storage location, the transfer
+ * will instead be performed as a series of chunks. Each time the pipe bank becomes empty while there is still data
+ * to process (and after the current packet has been acknowledged) the BytesProcessed location will be updated with
+ * the total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref PIPE_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed in the user code - to
+ * continue the transfer, call the function again with identical parameters and it will resume until the BytesProcessed
+ * value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Pipe_Discard_Stream(512, NULL)) != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Pipe_Discard_Stream(512, &BytesProcessed)) == PIPE_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[in] Length Number of bytes to discard via the currently selected pipe.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be processed at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Discard_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed);
+
+ /** Writes a given number of zeroed bytes to the pipe, sending full pipe packets from the host to the device
+ * as needed. The last packet is not automatically sent once the remaining bytes has been written; the
+ * user is responsible for manually discarding the last packet from the device via the \ref Pipe_ClearOUT() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once, failing or
+ * succeeding as a single unit. If the BytesProcessed parameter points to a valid storage location, the transfer
+ * will instead be performed as a series of chunks. Each time the pipe bank becomes full while there is still data
+ * to process (and after the current packet transmission has been initiated) the BytesProcessed location will be
+ * updated with the total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref PIPE_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed in the user code - to
+ * continue the transfer, call the function again with identical parameters and it will resume until the BytesProcessed
+ * value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Pipe_Null_Stream(512, NULL)) != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Pipe_Null_Stream(512, &BytesProcessed)) == PIPE_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[in] Length Number of zero bytes to write via the currently selected pipe.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be processed at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Null_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed);
+
+ //@}
+
+ /** \name Stream functions for RAM source/destination data */
+ //@{
+
+ /** Writes the given number of bytes to the pipe from the given buffer in little endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearOUT() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the pipe bank becomes full while there is still data to process (and after the current
+ * packet transmission has been initiated) the BytesProcessed location will be updated with the
+ * total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref PIPE_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Pipe_Write_Stream_LE(DataStream, sizeof(DataStream),
+ * NULL)) != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Pipe_Write_Stream_LE(DataStream, sizeof(DataStream),
+ * &BytesProcessed)) == PIPE_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_Stream_LE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the pipe from the given buffer in big endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearOUT() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_Stream_BE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the pipe into the given buffer in little endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearIN() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the pipe bank becomes empty while there is still data to process (and after the current
+ * packet has been acknowledged) the BytesProcessed location will be updated with the total number
+ * of bytes processed in the stream, and the function will exit with an error code of
+ * \ref PIPE_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Pipe_Read_Stream_LE(DataStream, sizeof(DataStream),
+ * NULL)) != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Pipe_Read_Stream_LE(DataStream, sizeof(DataStream),
+ * &BytesProcessed)) == PIPE_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[out] Buffer Pointer to the source data buffer to write to.
+ * \param[in] Length Number of bytes to read for the currently selected pipe to read from.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Read_Stream_LE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the pipe into the given buffer in big endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearIN() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[out] Buffer Pointer to the source data buffer to write to.
+ * \param[in] Length Number of bytes to read for the currently selected pipe to read from.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Read_Stream_BE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
+
+ /** \name Stream functions for EEPROM source/destination data */
+ //@{
+
+ /** EEPROM buffer source version of \ref Pipe_Write_Stream_LE().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_EStream_LE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Pipe_Write_Stream_BE().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_EStream_BE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Pipe_Read_Stream_LE().
+ *
+ * \param[out] Buffer Pointer to the source data buffer to write to.
+ * \param[in] Length Number of bytes to read for the currently selected pipe to read from.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Read_EStream_LE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Pipe_Read_Stream_BE().
+ *
+ * \param[out] Buffer Pointer to the source data buffer to write to.
+ * \param[in] Length Number of bytes to read for the currently selected pipe to read from.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Read_EStream_BE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
+
+ /** \name Stream functions for PROGMEM source/destination data */
+ //@{
+
+ /** FLASH buffer source version of \ref Pipe_Write_Stream_LE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_PStream_LE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Pipe_Write_Stream_BE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_PStream_BE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.c
new file mode 100644
index 000000000..20239d06f
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.c
@@ -0,0 +1,210 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_AVR8)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#include "../Pipe.h"
+
+uint8_t USB_Host_ControlPipeSize = PIPE_CONTROLPIPE_DEFAULT_SIZE;
+
+bool Pipe_ConfigurePipeTable(const USB_Pipe_Table_t* const Table,
+ const uint8_t Entries)
+{
+ for (uint8_t i = 0; i < Entries; i++)
+ {
+ if (!(Table[i].Address))
+ continue;
+
+ if (!(Pipe_ConfigurePipe(Table[i].Address, Table[i].Type, Table[i].EndpointAddress, Table[i].Size, Table[i].Banks)))
+ {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+bool Pipe_ConfigurePipe(const uint8_t Address,
+ const uint8_t Type,
+ const uint8_t EndpointAddress,
+ const uint16_t Size,
+ const uint8_t Banks)
+{
+ uint8_t Number = (Address & PIPE_EPNUM_MASK);
+ uint8_t Token = (Address & PIPE_DIR_IN) ? PIPE_TOKEN_IN : PIPE_TOKEN_OUT;
+
+ if (Number >= PIPE_TOTAL_PIPES)
+ return false;
+
+ if (Type == EP_TYPE_CONTROL)
+ Token = PIPE_TOKEN_SETUP;
+
+#if defined(ORDERED_EP_CONFIG)
+ Pipe_SelectPipe(Number);
+ Pipe_EnablePipe();
+
+ UPCFG1X = 0;
+
+ UPCFG0X = ((Type << EPTYPE0) | Token | ((EndpointAddress & PIPE_EPNUM_MASK) << PEPNUM0));
+ UPCFG1X = ((1 << ALLOC) | ((Banks > 1) ? (1 << EPBK0) : 0) | Pipe_BytesToEPSizeMask(Size));
+
+ Pipe_SetInfiniteINRequests();
+
+ return Pipe_IsConfigured();
+#else
+ for (uint8_t PNum = Number; PNum < PIPE_TOTAL_PIPES; PNum++)
+ {
+ uint8_t UPCFG0XTemp;
+ uint8_t UPCFG1XTemp;
+ uint8_t UPCFG2XTemp;
+ uint8_t UPIENXTemp;
+
+ Pipe_SelectPipe(PNum);
+
+ if (PNum == Number)
+ {
+ UPCFG0XTemp = ((Type << EPTYPE0) | Token | ((EndpointAddress & PIPE_EPNUM_MASK) << PEPNUM0));
+ UPCFG1XTemp = ((1 << ALLOC) | ((Banks > 1) ? (1 << EPBK0) : 0) | Pipe_BytesToEPSizeMask(Size));
+ UPCFG2XTemp = 0;
+ UPIENXTemp = 0;
+ }
+ else
+ {
+ UPCFG0XTemp = UPCFG0X;
+ UPCFG1XTemp = UPCFG1X;
+ UPCFG2XTemp = UPCFG2X;
+ UPIENXTemp = UPIENX;
+ }
+
+ if (!(UPCFG1XTemp & (1 << ALLOC)))
+ continue;
+
+ Pipe_DisablePipe();
+ UPCFG1X &= ~(1 << ALLOC);
+
+ Pipe_EnablePipe();
+ UPCFG0X = UPCFG0XTemp;
+ UPCFG1X = UPCFG1XTemp;
+ UPCFG2X = UPCFG2XTemp;
+ UPIENX = UPIENXTemp;
+
+ Pipe_SetInfiniteINRequests();
+
+ if (!(Pipe_IsConfigured()))
+ return false;
+ }
+
+ Pipe_SelectPipe(Number);
+ return true;
+#endif
+}
+
+void Pipe_ClearPipes(void)
+{
+ UPINT = 0;
+
+ for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)
+ {
+ Pipe_SelectPipe(PNum);
+ UPIENX = 0;
+ UPINTX = 0;
+ UPCFG1X = 0;
+ Pipe_DisablePipe();
+ }
+}
+
+bool Pipe_IsEndpointBound(const uint8_t EndpointAddress)
+{
+ uint8_t PrevPipeNumber = Pipe_GetCurrentPipe();
+
+ for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)
+ {
+ Pipe_SelectPipe(PNum);
+
+ if (!(Pipe_IsConfigured()))
+ continue;
+
+ if (Pipe_GetBoundEndpointAddress() == EndpointAddress)
+ return true;
+ }
+
+ Pipe_SelectPipe(PrevPipeNumber);
+ return false;
+}
+
+uint8_t Pipe_WaitUntilReady(void)
+{
+ #if (USB_STREAM_TIMEOUT_MS < 0xFF)
+ uint8_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #else
+ uint16_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #endif
+
+ uint16_t PreviousFrameNumber = USB_Host_GetFrameNumber();
+
+ for (;;)
+ {
+ if (Pipe_GetPipeToken() == PIPE_TOKEN_IN)
+ {
+ if (Pipe_IsINReceived())
+ return PIPE_READYWAIT_NoError;
+ }
+ else
+ {
+ if (Pipe_IsOUTReady())
+ return PIPE_READYWAIT_NoError;
+ }
+
+ if (Pipe_IsStalled())
+ return PIPE_READYWAIT_PipeStalled;
+ else if (USB_HostState == HOST_STATE_Unattached)
+ return PIPE_READYWAIT_DeviceDisconnected;
+
+ uint16_t CurrentFrameNumber = USB_Host_GetFrameNumber();
+
+ if (CurrentFrameNumber != PreviousFrameNumber)
+ {
+ PreviousFrameNumber = CurrentFrameNumber;
+
+ if (!(TimeoutMSRem--))
+ return PIPE_READYWAIT_Timeout;
+ }
+ }
+}
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.h b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.h
new file mode 100644
index 000000000..3521efbe9
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Pipe_AVR8.h
@@ -0,0 +1,922 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Pipe definitions for the AVR8 microcontrollers.
+ * \copydetails Group_PipeManagement_AVR8
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_PipeRW
+ * \defgroup Group_PipeRW_AVR8 Pipe Data Reading and Writing (AVR8)
+ * \brief Pipe data read/write definitions for the Atmel AVR8 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing from and to pipes.
+ */
+
+/** \ingroup Group_PipePrimitiveRW
+ * \defgroup Group_PipePrimitiveRW_AVR8 Read/Write of Primitive Data Types (AVR8)
+ * \brief Pipe primitive data read/write definitions for the Atmel AVR8 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of primitive data types
+ * from and to pipes.
+ */
+
+/** \ingroup Group_PipePacketManagement
+ * \defgroup Group_PipePacketManagement_AVR8 Pipe Packet Management (AVR8)
+ * \brief Pipe packet management definitions for the Atmel AVR8 architecture.
+ *
+ * Functions, macros, variables, enums and types related to packet management of pipes.
+ */
+
+/** \ingroup Group_PipeControlReq
+ * \defgroup Group_PipeControlReq_AVR8 Pipe Control Request Management (AVR8)
+ * \brief Pipe control request management definitions for the Atmel AVR8 architecture.
+ *
+ * Module for host mode request processing. This module allows for the transmission of standard, class and
+ * vendor control requests to the default control endpoint of an attached device while in host mode.
+ *
+ * \see Chapter 9 of the USB 2.0 specification.
+ */
+
+/** \ingroup Group_PipeManagement
+ * \defgroup Group_PipeManagement_AVR8 Pipe Management (AVR8)
+ * \brief Pipe management definitions for the Atmel AVR8 architecture.
+ *
+ * This module contains functions, macros and enums related to pipe management when in USB Host mode. This
+ * module contains the pipe management macros, as well as pipe interrupt and data send/receive functions
+ * for various data types.
+ *
+ * @{
+ */
+
+#ifndef __PIPE_AVR8_H__
+#define __PIPE_AVR8_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBTask.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** \name Pipe Error Flag Masks */
+ //@{
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that an overflow error occurred in the pipe on the received data. */
+ #define PIPE_ERRORFLAG_OVERFLOW (1 << 6)
+
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that an underflow error occurred in the pipe on the received data. */
+ #define PIPE_ERRORFLAG_UNDERFLOW (1 << 5)
+
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that a CRC error occurred in the pipe on the received data. */
+ #define PIPE_ERRORFLAG_CRC16 (1 << 4)
+
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that a hardware timeout error occurred in the pipe. */
+ #define PIPE_ERRORFLAG_TIMEOUT (1 << 3)
+
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that a hardware PID error occurred in the pipe. */
+ #define PIPE_ERRORFLAG_PID (1 << 2)
+
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that a hardware data PID error occurred in the pipe. */
+ #define PIPE_ERRORFLAG_DATAPID (1 << 1)
+
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that a hardware data toggle error occurred in the pipe. */
+ #define PIPE_ERRORFLAG_DATATGL (1 << 0)
+ //@}
+
+ /** \name Pipe Token Masks */
+ //@{
+ /** Token mask for \ref Pipe_SetPipeToken() and \ref Pipe_GetPipeToken(). This sets the pipe as a SETUP token (for CONTROL type pipes),
+ * which will trigger a control request on the attached device when data is written to the pipe.
+ */
+ #define PIPE_TOKEN_SETUP (0 << PTOKEN0)
+
+ /** Token mask for \ref Pipe_SetPipeToken() and \ref Pipe_GetPipeToken(). This sets the pipe as a IN token (for non-CONTROL type pipes),
+ * indicating that the pipe data will flow from device to host.
+ */
+ #define PIPE_TOKEN_IN (1 << PTOKEN0)
+
+ /** Token mask for \ref Pipe_SetPipeToken() and \ref Pipe_GetPipeToken(). This sets the pipe as a OUT token (for non-CONTROL type pipes),
+ * indicating that the pipe data will flow from host to device.
+ */
+ #define PIPE_TOKEN_OUT (2 << PTOKEN0)
+ //@}
+
+ /** Default size of the default control pipe's bank, until altered by the Endpoint0Size value
+ * in the device descriptor of the attached device.
+ */
+ #define PIPE_CONTROLPIPE_DEFAULT_SIZE 64
+
+ /** Total number of pipes (including the default control pipe at address 0) which may be used in
+ * the device. Different USB AVR models support different amounts of pipes, this value reflects
+ * the maximum number of pipes for the currently selected AVR model.
+ */
+ #define PIPE_TOTAL_PIPES 7
+
+ /** Size in bytes of the largest pipe bank size possible in the device. Not all banks on each AVR
+ * model supports the largest bank size possible on the device; different pipe numbers support
+ * different maximum bank sizes. This value reflects the largest possible bank of any pipe on the
+ * currently selected USB AVR model.
+ */
+ #define PIPE_MAX_SIZE 256
+
+ /* Enums: */
+ /** Enum for the possible error return codes of the \ref Pipe_WaitUntilReady() function.
+ *
+ * \ingroup Group_PipeRW_AVR8
+ */
+ enum Pipe_WaitUntilReady_ErrorCodes_t
+ {
+ PIPE_READYWAIT_NoError = 0, /**< Pipe ready for next packet, no error. */
+ PIPE_READYWAIT_PipeStalled = 1, /**< The device stalled the pipe while waiting. */
+ PIPE_READYWAIT_DeviceDisconnected = 2, /**< Device was disconnected from the host while waiting. */
+ PIPE_READYWAIT_Timeout = 3, /**< The device failed to accept or send the next packet
+ * within the software timeout period set by the
+ * \ref USB_STREAM_TIMEOUT_MS macro.
+ */
+ };
+
+ /* Inline Functions: */
+ /** Indicates the number of bytes currently stored in the current pipes's selected bank.
+ *
+ * \ingroup Group_PipeRW_AVR8
+ *
+ * \return Total number of bytes in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint16_t Pipe_BytesInPipe(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Pipe_BytesInPipe(void)
+ {
+ return UPBCX;
+ }
+
+ /** Determines the currently selected pipe's direction.
+ *
+ * \return The currently selected pipe's direction, as a \c PIPE_DIR_* mask.
+ */
+ static inline uint8_t Pipe_GetPipeDirection(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetPipeDirection(void)
+ {
+ return (UPCFG0X & (1 << EPDIR)) ? PIPE_DIR_IN : PIPE_DIR_OUT;
+ }
+
+ /** Returns the pipe address of the currently selected pipe. This is typically used to save the
+ * currently selected pipe address so that it can be restored after another pipe has been manipulated.
+ *
+ * \return Index of the currently selected pipe.
+ */
+ static inline uint8_t Pipe_GetCurrentPipe(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetCurrentPipe(void)
+ {
+ return ((UPNUM & PIPE_PIPENUM_MASK) | Pipe_GetPipeDirection());
+ }
+
+ /** Selects the given pipe address. Any pipe operations which do not require the pipe address to be
+ * indicated will operate on the currently selected pipe.
+ *
+ * \param[in] Address Address of the pipe to select.
+ */
+ static inline void Pipe_SelectPipe(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_SelectPipe(const uint8_t Address)
+ {
+ UPNUM = (Address & PIPE_PIPENUM_MASK);
+ }
+
+ /** Resets the desired pipe, including the pipe banks and flags.
+ *
+ * \param[in] Address Address of the pipe to reset.
+ */
+ static inline void Pipe_ResetPipe(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ResetPipe(const uint8_t Address)
+ {
+ UPRST = (1 << (Address & PIPE_PIPENUM_MASK));
+ UPRST = 0;
+ }
+
+ /** Enables the currently selected pipe so that data can be sent and received through it to and from
+ * an attached device.
+ *
+ * \pre The currently selected pipe must first be configured properly via \ref Pipe_ConfigurePipe().
+ */
+ static inline void Pipe_EnablePipe(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_EnablePipe(void)
+ {
+ UPCONX |= (1 << PEN);
+ }
+
+ /** Disables the currently selected pipe so that data cannot be sent and received through it to and
+ * from an attached device.
+ */
+ static inline void Pipe_DisablePipe(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_DisablePipe(void)
+ {
+ UPCONX &= ~(1 << PEN);
+ }
+
+ /** Determines if the currently selected pipe is enabled, but not necessarily configured.
+ *
+ * \return Boolean \c true if the currently selected pipe is enabled, \c false otherwise.
+ */
+ static inline bool Pipe_IsEnabled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsEnabled(void)
+ {
+ return ((UPCONX & (1 << PEN)) ? true : false);
+ }
+
+ /** Gets the current pipe token, indicating the pipe's data direction and type.
+ *
+ * \return The current pipe token, as a \c PIPE_TOKEN_* mask.
+ */
+ static inline uint8_t Pipe_GetPipeToken(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetPipeToken(void)
+ {
+ return (UPCFG0X & (0x03 << PTOKEN0));
+ }
+
+ /** Sets the token for the currently selected pipe to one of the tokens specified by the \c PIPE_TOKEN_*
+ * masks. This can be used on CONTROL type pipes, to allow for bidirectional transfer of data during
+ * control requests, or on regular pipes to allow for half-duplex bidirectional data transfer to devices
+ * which have two endpoints of opposite direction sharing the same endpoint address within the device.
+ *
+ * \param[in] Token New pipe token to set the selected pipe to, as a \c PIPE_TOKEN_* mask.
+ */
+ static inline void Pipe_SetPipeToken(const uint8_t Token) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_SetPipeToken(const uint8_t Token)
+ {
+ UPCFG0X = ((UPCFG0X & ~(0x03 << PTOKEN0)) | Token);
+ }
+
+ /** Configures the currently selected pipe to allow for an unlimited number of IN requests. */
+ static inline void Pipe_SetInfiniteINRequests(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_SetInfiniteINRequests(void)
+ {
+ UPCONX |= (1 << INMODE);
+ }
+
+ /** Configures the currently selected pipe to only allow the specified number of IN requests to be
+ * accepted by the pipe before it is automatically frozen.
+ *
+ * \param[in] TotalINRequests Total number of IN requests that the pipe may receive before freezing.
+ */
+ static inline void Pipe_SetFiniteINRequests(const uint8_t TotalINRequests) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_SetFiniteINRequests(const uint8_t TotalINRequests)
+ {
+ UPCONX &= ~(1 << INMODE);
+ UPINRQX = TotalINRequests;
+ }
+
+ /** Determines if the currently selected pipe is configured.
+ *
+ * \return Boolean \c true if the selected pipe is configured, \c false otherwise.
+ */
+ static inline bool Pipe_IsConfigured(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsConfigured(void)
+ {
+ return ((UPSTAX & (1 << CFGOK)) ? true : false);
+ }
+
+ /** Retrieves the endpoint address of the endpoint within the attached device that the currently selected
+ * pipe is bound to.
+ *
+ * \return Endpoint address the currently selected pipe is bound to.
+ */
+ static inline uint8_t Pipe_GetBoundEndpointAddress(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetBoundEndpointAddress(void)
+ {
+ uint8_t UPCFG0X_Temp = UPCFG0X;
+
+ return (((UPCFG0X_Temp >> PEPNUM0) & PIPE_EPNUM_MASK) |
+ ((UPCFG0X_Temp & (1 << PTOKEN1)) ? ENDPOINT_DIR_IN : ENDPOINT_DIR_OUT));
+ }
+
+ /** Sets the period between interrupts for an INTERRUPT type pipe to a specified number of milliseconds.
+ *
+ * \param[in] Milliseconds Number of milliseconds between each pipe poll.
+ */
+ static inline void Pipe_SetInterruptPeriod(const uint8_t Milliseconds) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_SetInterruptPeriod(const uint8_t Milliseconds)
+ {
+ UPCFG2X = Milliseconds;
+ }
+
+ /** Returns a mask indicating which pipe's interrupt periods have elapsed, indicating that the pipe should
+ * be serviced.
+ *
+ * \return Mask whose bits indicate which pipes have interrupted.
+ */
+ static inline uint8_t Pipe_GetPipeInterrupts(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetPipeInterrupts(void)
+ {
+ return UPINT;
+ }
+
+ /** Determines if the specified pipe address has interrupted (valid only for INTERRUPT type
+ * pipes).
+ *
+ * \param[in] Address Address of the pipe whose interrupt flag should be tested.
+ *
+ * \return Boolean \c true if the specified pipe has interrupted, \c false otherwise.
+ */
+ static inline bool Pipe_HasPipeInterrupted(const uint8_t Address) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_HasPipeInterrupted(const uint8_t Address)
+ {
+ return ((UPINT & (1 << (Address & PIPE_PIPENUM_MASK))) ? true : false);
+ }
+
+ /** Unfreezes the selected pipe, allowing it to communicate with an attached device. */
+ static inline void Pipe_Unfreeze(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Unfreeze(void)
+ {
+ UPCONX &= ~(1 << PFREEZE);
+ }
+
+ /** Freezes the selected pipe, preventing it from communicating with an attached device. */
+ static inline void Pipe_Freeze(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Freeze(void)
+ {
+ UPCONX |= (1 << PFREEZE);
+ }
+
+ /** Determines if the currently selected pipe is frozen, and not able to accept data.
+ *
+ * \return Boolean \c true if the currently selected pipe is frozen, \c false otherwise.
+ */
+ static inline bool Pipe_IsFrozen(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsFrozen(void)
+ {
+ return ((UPCONX & (1 << PFREEZE)) ? true : false);
+ }
+
+ /** Clears the error flags for the currently selected pipe. */
+ static inline void Pipe_ClearError(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearError(void)
+ {
+ UPERRX = 0;
+ UPINTX &= ~(1 << PERRI);
+ }
+
+ /** Determines if the master pipe error flag is set for the currently selected pipe, indicating that
+ * some sort of hardware error has occurred on the pipe.
+ *
+ * \see \ref Pipe_GetErrorFlags() macro for information on retrieving the exact error flag.
+ *
+ * \return Boolean \c true if an error has occurred on the selected pipe, \c false otherwise.
+ */
+ static inline bool Pipe_IsError(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsError(void)
+ {
+ return ((UPINTX & (1 << PERRI)) ? true : false);
+ }
+
+ /** Gets a mask of the hardware error flags which have occurred on the currently selected pipe. This
+ * value can then be masked against the \c PIPE_ERRORFLAG_* masks to determine what error has occurred.
+ *
+ * \return Mask comprising of \c PIPE_ERRORFLAG_* bits indicating what error has occurred on the selected pipe.
+ */
+ static inline uint8_t Pipe_GetErrorFlags(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetErrorFlags(void)
+ {
+ return ((UPERRX & (PIPE_ERRORFLAG_CRC16 | PIPE_ERRORFLAG_TIMEOUT |
+ PIPE_ERRORFLAG_PID | PIPE_ERRORFLAG_DATAPID |
+ PIPE_ERRORFLAG_DATATGL)) |
+ (UPSTAX & (PIPE_ERRORFLAG_OVERFLOW | PIPE_ERRORFLAG_UNDERFLOW)));
+ }
+
+ /** Retrieves the number of busy banks in the currently selected pipe, which have been queued for
+ * transmission via the \ref Pipe_ClearOUT() command, or are awaiting acknowledgement via the
+ * \ref Pipe_ClearIN() command.
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ *
+ * \return Total number of busy banks in the selected pipe.
+ */
+ static inline uint8_t Pipe_GetBusyBanks(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetBusyBanks(void)
+ {
+ return (UPSTAX & (0x03 << NBUSYBK0));
+ }
+
+ /** Determines if the currently selected pipe may be read from (if data is waiting in the pipe
+ * bank and the pipe is an IN direction, or if the bank is not yet full if the pipe is an OUT
+ * direction). This function will return false if an error has occurred in the pipe, or if the pipe
+ * is an IN direction and no packet (or an empty packet) has been received, or if the pipe is an OUT
+ * direction and the pipe bank is full.
+ *
+ * \note This function is not valid on CONTROL type pipes.
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ *
+ * \return Boolean \c true if the currently selected pipe may be read from or written to, depending
+ * on its direction.
+ */
+ static inline bool Pipe_IsReadWriteAllowed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsReadWriteAllowed(void)
+ {
+ return ((UPINTX & (1 << RWAL)) ? true : false);
+ }
+
+ /** Determines if a packet has been received on the currently selected IN pipe from the attached device.
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ *
+ * \return Boolean \c true if the current pipe has received an IN packet, \c false otherwise.
+ */
+ static inline bool Pipe_IsINReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsINReceived(void)
+ {
+ return ((UPINTX & (1 << RXINI)) ? true : false);
+ }
+
+ /** Determines if the currently selected OUT pipe is ready to send an OUT packet to the attached device.
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ *
+ * \return Boolean \c true if the current pipe is ready for an OUT packet, \c false otherwise.
+ */
+ static inline bool Pipe_IsOUTReady(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsOUTReady(void)
+ {
+ return ((UPINTX & (1 << TXOUTI)) ? true : false);
+ }
+
+ /** Determines if no SETUP request is currently being sent to the attached device on the selected
+ * CONTROL type pipe.
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ *
+ * \return Boolean \c true if the current pipe is ready for a SETUP packet, \c false otherwise.
+ */
+ static inline bool Pipe_IsSETUPSent(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsSETUPSent(void)
+ {
+ return ((UPINTX & (1 << TXSTPI)) ? true : false);
+ }
+
+ /** Sends the currently selected CONTROL type pipe's contents to the device as a SETUP packet.
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ */
+ static inline void Pipe_ClearSETUP(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearSETUP(void)
+ {
+ UPINTX &= ~((1 << TXSTPI) | (1 << FIFOCON));
+ }
+
+ /** Acknowledges the reception of a setup IN request from the attached device on the currently selected
+ * pipe, freeing the bank ready for the next packet.
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ */
+ static inline void Pipe_ClearIN(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearIN(void)
+ {
+ UPINTX &= ~((1 << RXINI) | (1 << FIFOCON));
+ }
+
+ /** Sends the currently selected pipe's contents to the device as an OUT packet on the selected pipe, freeing
+ * the bank ready for the next packet.
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ */
+ static inline void Pipe_ClearOUT(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearOUT(void)
+ {
+ UPINTX &= ~((1 << TXOUTI) | (1 << FIFOCON));
+ }
+
+ /** Determines if the device sent a NAK (Negative Acknowledge) in response to the last sent packet on
+ * the currently selected pipe. This occurs when the host sends a packet to the device, but the device
+ * is not currently ready to handle the packet (i.e. its endpoint banks are full). Once a NAK has been
+ * received, it must be cleared using \ref Pipe_ClearNAKReceived() before the previous (or any other) packet
+ * can be re-sent.
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ *
+ * \return Boolean \c true if an NAK has been received on the current pipe, \c false otherwise.
+ */
+ static inline bool Pipe_IsNAKReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsNAKReceived(void)
+ {
+ return ((UPINTX & (1 << NAKEDI)) ? true : false);
+ }
+
+ /** Clears the NAK condition on the currently selected pipe.
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ *
+ * \see \ref Pipe_IsNAKReceived() for more details.
+ */
+ static inline void Pipe_ClearNAKReceived(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearNAKReceived(void)
+ {
+ UPINTX &= ~(1 << NAKEDI);
+ }
+
+ /** Determines if the currently selected pipe has had the STALL condition set by the attached device.
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ *
+ * \return Boolean \c true if the current pipe has been stalled by the attached device, \c false otherwise.
+ */
+ static inline bool Pipe_IsStalled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsStalled(void)
+ {
+ return ((UPINTX & (1 << RXSTALLI)) ? true : false);
+ }
+
+ /** Clears the STALL condition detection flag on the currently selected pipe, but does not clear the
+ * STALL condition itself (this must be done via a ClearFeature control request to the device).
+ *
+ * \ingroup Group_PipePacketManagement_AVR8
+ */
+ static inline void Pipe_ClearStall(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearStall(void)
+ {
+ UPINTX &= ~(1 << RXSTALLI);
+ }
+
+ /** Reads one byte from the currently selected pipe's bank, for OUT direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ *
+ * \return Next byte in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint8_t Pipe_Read_8(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_Read_8(void)
+ {
+ return UPDATX;
+ }
+
+ /** Writes one byte to the currently selected pipe's bank, for IN direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ *
+ * \param[in] Data Data to write into the the currently selected pipe's FIFO buffer.
+ */
+ static inline void Pipe_Write_8(const uint8_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Write_8(const uint8_t Data)
+ {
+ UPDATX = Data;
+ }
+
+ /** Discards one byte from the currently selected pipe's bank, for OUT direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ */
+ static inline void Pipe_Discard_8(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Discard_8(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = UPDATX;
+
+ (void)Dummy;
+ }
+
+ /** Reads two bytes from the currently selected pipe's bank in little endian format, for OUT
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ *
+ * \return Next two bytes in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint16_t Pipe_Read_16_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Pipe_Read_16_LE(void)
+ {
+ union
+ {
+ uint16_t Value;
+ uint8_t Bytes[2];
+ } Data;
+
+ Data.Bytes[0] = UPDATX;
+ Data.Bytes[1] = UPDATX;
+
+ return Data.Value;
+ }
+
+ /** Reads two bytes from the currently selected pipe's bank in big endian format, for OUT
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ *
+ * \return Next two bytes in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint16_t Pipe_Read_16_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Pipe_Read_16_BE(void)
+ {
+ union
+ {
+ uint16_t Value;
+ uint8_t Bytes[2];
+ } Data;
+
+ Data.Bytes[1] = UPDATX;
+ Data.Bytes[0] = UPDATX;
+
+ return Data.Value;
+ }
+
+ /** Writes two bytes to the currently selected pipe's bank in little endian format, for IN
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ *
+ * \param[in] Data Data to write to the currently selected pipe's FIFO buffer.
+ */
+ static inline void Pipe_Write_16_LE(const uint16_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Write_16_LE(const uint16_t Data)
+ {
+ UPDATX = (Data & 0xFF);
+ UPDATX = (Data >> 8);
+ }
+
+ /** Writes two bytes to the currently selected pipe's bank in big endian format, for IN
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ *
+ * \param[in] Data Data to write to the currently selected pipe's FIFO buffer.
+ */
+ static inline void Pipe_Write_16_BE(const uint16_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Write_16_BE(const uint16_t Data)
+ {
+ UPDATX = (Data >> 8);
+ UPDATX = (Data & 0xFF);
+ }
+
+ /** Discards two bytes from the currently selected pipe's bank, for OUT direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ */
+ static inline void Pipe_Discard_16(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Discard_16(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = UPDATX;
+ Dummy = UPDATX;
+
+ (void)Dummy;
+ }
+
+ /** Reads four bytes from the currently selected pipe's bank in little endian format, for OUT
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ *
+ * \return Next four bytes in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint32_t Pipe_Read_32_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Pipe_Read_32_LE(void)
+ {
+ union
+ {
+ uint32_t Value;
+ uint8_t Bytes[4];
+ } Data;
+
+ Data.Bytes[0] = UPDATX;
+ Data.Bytes[1] = UPDATX;
+ Data.Bytes[2] = UPDATX;
+ Data.Bytes[3] = UPDATX;
+
+ return Data.Value;
+ }
+
+ /** Reads four bytes from the currently selected pipe's bank in big endian format, for OUT
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ *
+ * \return Next four bytes in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint32_t Pipe_Read_32_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Pipe_Read_32_BE(void)
+ {
+ union
+ {
+ uint32_t DWord;
+ uint8_t Bytes[4];
+ } Data;
+
+ Data.Bytes[3] = UPDATX;
+ Data.Bytes[2] = UPDATX;
+ Data.Bytes[1] = UPDATX;
+ Data.Bytes[0] = UPDATX;
+
+ return Data.DWord;
+ }
+
+ /** Writes four bytes to the currently selected pipe's bank in little endian format, for IN
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ *
+ * \param[in] Data Data to write to the currently selected pipe's FIFO buffer.
+ */
+ static inline void Pipe_Write_32_LE(const uint32_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Write_32_LE(const uint32_t Data)
+ {
+ UPDATX = (Data & 0xFF);
+ UPDATX = (Data >> 8);
+ UPDATX = (Data >> 16);
+ UPDATX = (Data >> 24);
+ }
+
+ /** Writes four bytes to the currently selected pipe's bank in big endian format, for IN
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ *
+ * \param[in] Data Data to write to the currently selected pipe's FIFO buffer.
+ */
+ static inline void Pipe_Write_32_BE(const uint32_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Write_32_BE(const uint32_t Data)
+ {
+ UPDATX = (Data >> 24);
+ UPDATX = (Data >> 16);
+ UPDATX = (Data >> 8);
+ UPDATX = (Data & 0xFF);
+ }
+
+ /** Discards four bytes from the currently selected pipe's bank, for OUT direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_AVR8
+ */
+ static inline void Pipe_Discard_32(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Discard_32(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = UPDATX;
+ Dummy = UPDATX;
+ Dummy = UPDATX;
+ Dummy = UPDATX;
+
+ (void)Dummy;
+ }
+
+ /* External Variables: */
+ /** Global indicating the maximum packet size of the default control pipe located at address
+ * 0 in the device. This value is set to the value indicated in the attached device's device
+ * descriptor once the USB interface is initialized into host mode and a device is attached
+ * to the USB bus.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ */
+ extern uint8_t USB_Host_ControlPipeSize;
+
+ /* Function Prototypes: */
+ /** Configures a table of pipe descriptions, in sequence. This function can be used to configure multiple
+ * pipes at the same time.
+ *
+ * \note Pipe with a zero address will be ignored, thus this function cannot be used to configure the
+ * control pipe.
+ *
+ * \param[in] Table Pointer to a table of pipe descriptions.
+ * \param[in] Entries Number of entries in the pipe table to configure.
+ *
+ * \return Boolean \c true if all pipes configured successfully, \c false otherwise.
+ */
+ bool Pipe_ConfigurePipeTable(const USB_Pipe_Table_t* const Table,
+ const uint8_t Entries);
+
+ /** Configures the specified pipe address with the given pipe type, endpoint address within the attached device,
+ * bank size and number of hardware banks.
+ *
+ * A newly configured pipe is frozen by default, and must be unfrozen before use via the \ref Pipe_Unfreeze()
+ * before being used. Pipes should be kept frozen unless waiting for data from a device while in IN mode, or
+ * sending data to the device in OUT mode. IN type pipes are also automatically configured to accept infinite
+ * numbers of IN requests without automatic freezing - this can be overridden by a call to
+ * \ref Pipe_SetFiniteINRequests().
+ *
+ * \param[in] Address Pipe address to configure.
+ *
+ * \param[in] Type Type of pipe to configure, an \c EP_TYPE_* mask. Not all pipe types are available on Low
+ * Speed USB devices - refer to the USB 2.0 specification.
+ *
+ * \param[in] EndpointAddress Endpoint address within the attached device that the pipe should interface to.
+ *
+ * \param[in] Size Size of the pipe's bank, where packets are stored before they are transmitted to
+ * the USB device, or after they have been received from the USB device (depending on
+ * the pipe's data direction). The bank size must indicate the maximum packet size that
+ * the pipe can handle.
+ *
+ * \param[in] Banks Number of banks to use for the pipe being configured.
+ *
+ * \attention When the \c ORDERED_EP_CONFIG compile time option is used, Pipes <b>must</b> be configured in ascending order,
+ * or bank corruption will occur.
+ *
+ * \note Certain microcontroller model's pipes may have different maximum packet sizes based on the pipe's
+ * index - refer to the chosen microcontroller's datasheet to determine the maximum bank size for each pipe.
+ * \n\n
+ *
+ * \note The default control pipe should not be manually configured by the user application, as it is
+ * automatically configured by the library internally.
+ * \n\n
+ *
+ * \note This routine will automatically select the specified pipe upon success. Upon failure, the pipe which
+ * failed to reconfigure correctly will be selected.
+ *
+ * \return Boolean \c true if the configuration succeeded, \c false otherwise.
+ */
+ bool Pipe_ConfigurePipe(const uint8_t Address,
+ const uint8_t Type,
+ const uint8_t EndpointAddress,
+ const uint16_t Size,
+ const uint8_t Banks);
+
+ /** Spin-loops until the currently selected non-control pipe is ready for the next packet of data to be read
+ * or written to it, aborting in the case of an error condition (such as a timeout or device disconnect).
+ *
+ * \ingroup Group_PipeRW_AVR8
+ *
+ * \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_WaitUntilReady(void);
+
+ /** Determines if a pipe has been bound to the given device endpoint address. If a pipe which is bound to the given
+ * endpoint is found, it is automatically selected.
+ *
+ * \param[in] EndpointAddress Address and direction mask of the endpoint within the attached device to check.
+ *
+ * \return Boolean \c true if a pipe bound to the given endpoint address of the specified direction is found,
+ * \c false otherwise.
+ */
+ bool Pipe_IsEndpointBound(const uint8_t EndpointAddress) ATTR_WARN_UNUSED_RESULT;
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ #if !defined(ENDPOINT_CONTROLEP)
+ #define ENDPOINT_CONTROLEP 0
+ #endif
+
+ /* Inline Functions: */
+ static inline uint8_t Pipe_BytesToEPSizeMask(const uint16_t Bytes) ATTR_WARN_UNUSED_RESULT ATTR_CONST ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_BytesToEPSizeMask(const uint16_t Bytes)
+ {
+ uint8_t MaskVal = 0;
+ uint16_t CheckBytes = 8;
+
+ while ((CheckBytes < Bytes) && (CheckBytes < PIPE_MAX_SIZE))
+ {
+ MaskVal++;
+ CheckBytes <<= 1;
+ }
+
+ return (MaskVal << EPSIZE0);
+ }
+
+ /* Function Prototypes: */
+ void Pipe_ClearPipes(void);
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_Control_R.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_Control_R.c
new file mode 100644
index 000000000..f6c4beb22
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_Control_R.c
@@ -0,0 +1,84 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#if defined(TEMPLATE_FUNC_NAME)
+
+uint8_t TEMPLATE_FUNC_NAME (void* const Buffer,
+ uint16_t Length)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+
+ if (!(Length))
+ Endpoint_ClearOUT();
+
+ while (Length)
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ else if (Endpoint_IsSETUPReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+
+ if (Endpoint_IsOUTReceived())
+ {
+ while (Length && Endpoint_BytesInEndpoint())
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ }
+
+ Endpoint_ClearOUT();
+ }
+ }
+
+ while (!(Endpoint_IsINReady()))
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ }
+
+ return ENDPOINT_RWCSTREAM_NoError;
+}
+
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_TRANSFER_BYTE
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_Control_W.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_Control_W.c
new file mode 100644
index 000000000..922b58efa
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_Control_W.c
@@ -0,0 +1,95 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#if defined(TEMPLATE_FUNC_NAME)
+
+uint8_t TEMPLATE_FUNC_NAME (const void* const Buffer,
+ uint16_t Length)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ bool LastPacketFull = false;
+
+ if (Length > USB_ControlRequest.wLength)
+ Length = USB_ControlRequest.wLength;
+ else if (!(Length))
+ Endpoint_ClearIN();
+
+ while (Length || LastPacketFull)
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ else if (Endpoint_IsSETUPReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+ else if (Endpoint_IsOUTReceived())
+ break;
+
+ if (Endpoint_IsINReady())
+ {
+ uint16_t BytesInEndpoint = Endpoint_BytesInEndpoint();
+
+ while (Length && (BytesInEndpoint < USB_Device_ControlEndpointSize))
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ BytesInEndpoint++;
+ }
+
+ LastPacketFull = (BytesInEndpoint == USB_Device_ControlEndpointSize);
+ Endpoint_ClearIN();
+ }
+ }
+
+ while (!(Endpoint_IsOUTReceived()))
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ else if (Endpoint_IsSETUPReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+ }
+
+ return ENDPOINT_RWCSTREAM_NoError;
+}
+
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_TRANSFER_BYTE
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_RW.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_RW.c
new file mode 100644
index 000000000..e55e592eb
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Endpoint_RW.c
@@ -0,0 +1,89 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#if defined(TEMPLATE_FUNC_NAME)
+
+uint8_t TEMPLATE_FUNC_NAME (TEMPLATE_BUFFER_TYPE const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ uint16_t BytesInTransfer = 0;
+ uint8_t ErrorCode;
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ {
+ Length -= *BytesProcessed;
+ TEMPLATE_BUFFER_MOVE(DataStream, *BytesProcessed);
+ }
+
+ while (Length)
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ TEMPLATE_CLEAR_ENDPOINT();
+
+ #if !defined(INTERRUPT_CONTROL_ENDPOINT)
+ USB_USBTask();
+ #endif
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return ENDPOINT_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return ENDPOINT_RWSTREAM_NoError;
+}
+
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_BUFFER_TYPE
+#undef TEMPLATE_TRANSFER_BYTE
+#undef TEMPLATE_CLEAR_ENDPOINT
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Pipe_RW.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Pipe_RW.c
new file mode 100644
index 000000000..bb2a57fa5
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/Template/Template_Pipe_RW.c
@@ -0,0 +1,88 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#if defined(TEMPLATE_FUNC_NAME)
+
+uint8_t TEMPLATE_FUNC_NAME (TEMPLATE_BUFFER_TYPE const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ uint16_t BytesInTransfer = 0;
+ uint8_t ErrorCode;
+
+ Pipe_SetPipeToken(TEMPLATE_TOKEN);
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ {
+ Length -= *BytesProcessed;
+ TEMPLATE_BUFFER_MOVE(DataStream, *BytesProcessed);
+ }
+
+ while (Length)
+ {
+ if (!(Pipe_IsReadWriteAllowed()))
+ {
+ TEMPLATE_CLEAR_PIPE();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return PIPE_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_BUFFER_TYPE
+#undef TEMPLATE_TOKEN
+#undef TEMPLATE_TRANSFER_BYTE
+#undef TEMPLATE_CLEAR_PIPE
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.c
new file mode 100644
index 000000000..92532ab00
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.c
@@ -0,0 +1,273 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_AVR8)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#define __INCLUDE_FROM_USB_CONTROLLER_C
+#include "../USBController.h"
+
+#if defined(USB_CAN_BE_BOTH)
+volatile uint8_t USB_CurrentMode = USB_MODE_None;
+#endif
+
+#if !defined(USE_STATIC_OPTIONS)
+volatile uint8_t USB_Options;
+#endif
+
+void USB_Init(
+ #if defined(USB_CAN_BE_BOTH)
+ const uint8_t Mode
+ #endif
+
+ #if (defined(USB_CAN_BE_BOTH) && !defined(USE_STATIC_OPTIONS))
+ ,
+ #elif (!defined(USB_CAN_BE_BOTH) && defined(USE_STATIC_OPTIONS))
+ void
+ #endif
+
+ #if !defined(USE_STATIC_OPTIONS)
+ const uint8_t Options
+ #endif
+ )
+{
+ #if !defined(USE_STATIC_OPTIONS)
+ USB_Options = Options;
+ #endif
+
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
+ /* Workaround for AVR8 bootloaders that fail to turn off the OTG pad before running
+ * the loaded application. This causes VBUS detection to fail unless we first force
+ * it off to reset it. */
+ USB_OTGPAD_Off();
+ #endif
+
+ if (!(USB_Options & USB_OPT_REG_DISABLED))
+ USB_REG_On();
+ else
+ USB_REG_Off();
+
+ if (!(USB_Options & USB_OPT_MANUAL_PLL))
+ {
+ #if defined(USB_SERIES_4_AVR)
+ PLLFRQ = (1 << PDIV2);
+ #endif
+ }
+
+ #if defined(USB_CAN_BE_BOTH)
+ if (Mode == USB_MODE_UID)
+ {
+ UHWCON |= (1 << UIDE);
+ USB_INT_Enable(USB_INT_IDTI);
+ USB_CurrentMode = USB_GetUSBModeFromUID();
+ }
+ else
+ {
+ UHWCON &= ~(1 << UIDE);
+ USB_CurrentMode = Mode;
+ }
+ #endif
+
+ USB_IsInitialized = true;
+
+ USB_ResetInterface();
+}
+
+void USB_Disable(void)
+{
+ USB_INT_DisableAllInterrupts();
+ USB_INT_ClearAllInterrupts();
+
+ USB_Detach();
+ USB_Controller_Disable();
+
+ if (!(USB_Options & USB_OPT_MANUAL_PLL))
+ USB_PLL_Off();
+
+ if (!(USB_Options & USB_OPT_REG_KEEP_ENABLED))
+ USB_REG_Off();
+
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
+ USB_OTGPAD_Off();
+ #endif
+
+ #if defined(USB_CAN_BE_BOTH)
+ USB_CurrentMode = USB_MODE_None;
+ #endif
+
+ USB_IsInitialized = false;
+}
+
+void USB_ResetInterface(void)
+{
+ #if defined(USB_CAN_BE_BOTH)
+ bool UIDModeSelectEnabled = ((UHWCON & (1 << UIDE)) != 0);
+ #endif
+
+ USB_INT_DisableAllInterrupts();
+ USB_INT_ClearAllInterrupts();
+
+ USB_Controller_Reset();
+
+ #if defined(USB_CAN_BE_BOTH)
+ if (UIDModeSelectEnabled)
+ USB_INT_Enable(USB_INT_IDTI);
+ #endif
+
+ USB_CLK_Unfreeze();
+
+ if (USB_CurrentMode == USB_MODE_Device)
+ {
+ #if defined(USB_CAN_BE_DEVICE)
+ #if (defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
+ UHWCON |= (1 << UIMOD);
+ #endif
+
+ if (!(USB_Options & USB_OPT_MANUAL_PLL))
+ {
+ #if defined(USB_SERIES_2_AVR)
+ USB_PLL_On();
+ while (!(USB_PLL_IsReady()));
+ #else
+ USB_PLL_Off();
+ #endif
+ }
+
+ USB_Init_Device();
+ #endif
+ }
+ else if (USB_CurrentMode == USB_MODE_Host)
+ {
+ #if defined(USB_CAN_BE_HOST)
+ UHWCON &= ~(1 << UIMOD);
+
+ if (!(USB_Options & USB_OPT_MANUAL_PLL))
+ {
+ #if defined(USB_CAN_BE_HOST)
+ USB_PLL_On();
+ while (!(USB_PLL_IsReady()));
+ #endif
+ }
+
+ USB_Init_Host();
+ #endif
+ }
+
+ #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
+ USB_OTGPAD_On();
+ #endif
+}
+
+#if defined(USB_CAN_BE_DEVICE)
+static void USB_Init_Device(void)
+{
+ USB_DeviceState = DEVICE_STATE_Unattached;
+ USB_Device_ConfigurationNumber = 0;
+
+ #if !defined(NO_DEVICE_REMOTE_WAKEUP)
+ USB_Device_RemoteWakeupEnabled = false;
+ #endif
+
+ #if !defined(NO_DEVICE_SELF_POWER)
+ USB_Device_CurrentlySelfPowered = false;
+ #endif
+
+ #if !defined(FIXED_CONTROL_ENDPOINT_SIZE)
+ USB_Descriptor_Device_t* DeviceDescriptorPtr;
+
+ #if defined(ARCH_HAS_MULTI_ADDRESS_SPACE) && \
+ !(defined(USE_FLASH_DESCRIPTORS) || defined(USE_EEPROM_DESCRIPTORS) || defined(USE_RAM_DESCRIPTORS))
+ uint8_t DescriptorAddressSpace;
+
+ if (CALLBACK_USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DeviceDescriptorPtr, &DescriptorAddressSpace) != NO_DESCRIPTOR)
+ {
+ if (DescriptorAddressSpace == MEMSPACE_FLASH)
+ USB_Device_ControlEndpointSize = pgm_read_byte(&DeviceDescriptorPtr->Endpoint0Size);
+ else if (DescriptorAddressSpace == MEMSPACE_EEPROM)
+ USB_Device_ControlEndpointSize = eeprom_read_byte(&DeviceDescriptorPtr->Endpoint0Size);
+ else
+ USB_Device_ControlEndpointSize = DeviceDescriptorPtr->Endpoint0Size;
+ }
+ #else
+ if (CALLBACK_USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DeviceDescriptorPtr) != NO_DESCRIPTOR)
+ {
+ #if defined(USE_RAM_DESCRIPTORS)
+ USB_Device_ControlEndpointSize = DeviceDescriptorPtr->Endpoint0Size;
+ #elif defined(USE_EEPROM_DESCRIPTORS)
+ USB_Device_ControlEndpointSize = eeprom_read_byte(&DeviceDescriptorPtr->Endpoint0Size);
+ #else
+ USB_Device_ControlEndpointSize = pgm_read_byte(&DeviceDescriptorPtr->Endpoint0Size);
+ #endif
+ }
+ #endif
+ #endif
+
+ #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
+ if (USB_Options & USB_DEVICE_OPT_LOWSPEED)
+ USB_Device_SetLowSpeed();
+ else
+ USB_Device_SetFullSpeed();
+
+ USB_INT_Enable(USB_INT_VBUSTI);
+ #endif
+
+ Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,
+ USB_Device_ControlEndpointSize, 1);
+
+ USB_INT_Clear(USB_INT_SUSPI);
+ USB_INT_Enable(USB_INT_SUSPI);
+ USB_INT_Enable(USB_INT_EORSTI);
+
+ USB_Attach();
+}
+#endif
+
+#if defined(USB_CAN_BE_HOST)
+static void USB_Init_Host(void)
+{
+ USB_HostState = HOST_STATE_Unattached;
+ USB_Host_ConfigurationNumber = 0;
+ USB_Host_ControlPipeSize = PIPE_CONTROLPIPE_DEFAULT_SIZE;
+
+ USB_Host_HostMode_On();
+
+ USB_Host_VBUS_Auto_Off();
+ USB_Host_VBUS_Manual_Enable();
+ USB_Host_VBUS_Manual_On();
+
+ USB_INT_Enable(USB_INT_SRPI);
+ USB_INT_Enable(USB_INT_BCERRI);
+
+ USB_Attach();
+}
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.h b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.h
new file mode 100644
index 000000000..1b6e2ef43
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBController_AVR8.h
@@ -0,0 +1,432 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Controller definitions for the AVR8 microcontrollers.
+ * \copydetails Group_USBManagement_AVR8
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USBManagement
+ * \defgroup Group_USBManagement_AVR8 USB Interface Management (AVR8)
+ * \brief USB Controller definitions for the AVR8 microcontrollers.
+ *
+ * Functions, macros, variables, enums and types related to the setup and management of the USB interface.
+ *
+ * @{
+ */
+
+#ifndef __USBCONTROLLER_AVR8_H__
+#define __USBCONTROLLER_AVR8_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBMode.h"
+ #include "../Events.h"
+ #include "../USBTask.h"
+ #include "../USBInterrupt.h"
+
+ #if defined(USB_CAN_BE_HOST) || defined(__DOXYGEN__)
+ #include "../Host.h"
+ #include "../OTG.h"
+ #include "../Pipe.h"
+ #include "../HostStandardReq.h"
+ #include "../PipeStream.h"
+ #endif
+
+ #if defined(USB_CAN_BE_DEVICE) || defined(__DOXYGEN__)
+ #include "../Device.h"
+ #include "../Endpoint.h"
+ #include "../DeviceStandardReq.h"
+ #include "../EndpointStream.h"
+ #endif
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks and Defines: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ #if !defined(F_USB)
+ #error F_USB is not defined. You must define F_USB to the frequency of the unprescaled USB controller clock in your project makefile.
+ #endif
+
+ #if (F_USB == 8000000)
+ #if (defined(__AVR_AT90USB82__) || defined(__AVR_AT90USB162__) || \
+ defined(__AVR_ATmega8U2__) || defined(__AVR_ATmega16U2__) || \
+ defined(__AVR_ATmega32U2__))
+ #define USB_PLL_PSC 0
+ #elif (defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__))
+ #define USB_PLL_PSC 0
+ #elif (defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__))
+ #define USB_PLL_PSC ((1 << PLLP1) | (1 << PLLP0))
+ #elif (defined(__AVR_AT90USB647__) || defined(__AVR_AT90USB1287__))
+ #define USB_PLL_PSC ((1 << PLLP1) | (1 << PLLP0))
+ #endif
+ #elif (F_USB == 16000000)
+ #if (defined(__AVR_AT90USB82__) || defined(__AVR_AT90USB162__) || \
+ defined(__AVR_ATmega8U2__) || defined(__AVR_ATmega16U2__) || \
+ defined(__AVR_ATmega32U2__))
+ #define USB_PLL_PSC (1 << PLLP0)
+ #elif (defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__))
+ #define USB_PLL_PSC (1 << PINDIV)
+ #elif (defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB647__))
+ #define USB_PLL_PSC ((1 << PLLP2) | (1 << PLLP1))
+ #elif (defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__))
+ #define USB_PLL_PSC ((1 << PLLP2) | (1 << PLLP0))
+ #endif
+ #endif
+
+ #if !defined(USB_PLL_PSC)
+ #error No PLL prescale value available for chosen F_USB value and AVR model.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** \name USB Controller Option Masks */
+ //@{
+ /** Regulator disable option mask for \ref USB_Init(). This indicates that the internal 3.3V USB data pad
+ * regulator should be disabled and the AVR's VCC level used for the data pads.
+ *
+ * \note See USB AVR data sheet for more information on the internal pad regulator.
+ */
+ #define USB_OPT_REG_DISABLED (1 << 1)
+
+ /** Regulator enable option mask for \ref USB_Init(). This indicates that the internal 3.3V USB data pad
+ * regulator should be enabled to regulate the data pin voltages from the VBUS level down to a level within
+ * the range allowable by the USB standard.
+ *
+ * \note See USB AVR data sheet for more information on the internal pad regulator.
+ */
+ #define USB_OPT_REG_ENABLED (0 << 1)
+
+ /** Option mask for \ref USB_Init() to keep regulator enabled at all times. Indicates that \ref USB_Disable()
+ * should not disable the regulator as it would otherwise. Has no effect if regulator is disabled using
+ * \ref USB_OPT_REG_DISABLED.
+ *
+ * \note See USB AVR data sheet for more information on the internal pad regulator.
+ */
+ #define USB_OPT_REG_KEEP_ENABLED (1 << 3)
+
+ /** Manual PLL control option mask for \ref USB_Init(). This indicates to the library that the user application
+ * will take full responsibility for controlling the AVR's PLL (used to generate the high frequency clock
+ * that the USB controller requires) and ensuring that it is locked at the correct frequency for USB operations.
+ */
+ #define USB_OPT_MANUAL_PLL (1 << 2)
+
+ /** Automatic PLL control option mask for \ref USB_Init(). This indicates to the library that the library should
+ * take full responsibility for controlling the AVR's PLL (used to generate the high frequency clock
+ * that the USB controller requires) and ensuring that it is locked at the correct frequency for USB operations.
+ */
+ #define USB_OPT_AUTO_PLL (0 << 2)
+ //@}
+
+ #if !defined(USB_STREAM_TIMEOUT_MS) || defined(__DOXYGEN__)
+ /** Constant for the maximum software timeout period of the USB data stream transfer functions
+ * (both control and standard) when in either device or host mode. If the next packet of a stream
+ * is not received or acknowledged within this time period, the stream function will fail.
+ *
+ * This value may be overridden in the user project makefile as the value of the
+ * \ref USB_STREAM_TIMEOUT_MS token, and passed to the compiler using the -D switch.
+ */
+ #define USB_STREAM_TIMEOUT_MS 100
+ #endif
+
+ /* Inline Functions: */
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR) || defined(__DOXYGEN__)
+ /** Determines if the VBUS line is currently high (i.e. the USB host is supplying power).
+ *
+ * \note This function is not available on some AVR models which do not support hardware VBUS monitoring.
+ *
+ * \return Boolean \c true if the VBUS line is currently detecting power from a host, \c false otherwise.
+ */
+ static inline bool USB_VBUS_GetStatus(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_VBUS_GetStatus(void)
+ {
+ return ((USBSTA & (1 << VBUS)) ? true : false);
+ }
+ #endif
+
+ /** Detaches the device from the USB bus. This has the effect of removing the device from any
+ * attached host, ceasing USB communications. If no host is present, this prevents any host from
+ * enumerating the device once attached until \ref USB_Attach() is called.
+ */
+ static inline void USB_Detach(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Detach(void)
+ {
+ UDCON |= (1 << DETACH);
+ }
+
+ /** Attaches the device to the USB bus. This announces the device's presence to any attached
+ * USB host, starting the enumeration process. If no host is present, attaching the device
+ * will allow for enumeration once a host is connected to the device.
+ *
+ * This is inexplicably also required for proper operation while in host mode, to enable the
+ * attachment of a device to the host. This is despite the bit being located in the device-mode
+ * register and despite the datasheet making no mention of its requirement in host mode.
+ */
+ static inline void USB_Attach(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Attach(void)
+ {
+ UDCON &= ~(1 << DETACH);
+ }
+
+ /* Function Prototypes: */
+ /** Main function to initialize and start the USB interface. Once active, the USB interface will
+ * allow for device connection to a host when in device mode, or for device enumeration while in
+ * host mode.
+ *
+ * As the USB library relies on interrupts for the device and host mode enumeration processes,
+ * the user must enable global interrupts before or shortly after this function is called. In
+ * device mode, interrupts must be enabled within 500ms of this function being called to ensure
+ * that the host does not time out whilst enumerating the device. In host mode, interrupts may be
+ * enabled at the application's leisure however enumeration will not begin of an attached device
+ * until after this has occurred.
+ *
+ * Calling this function when the USB interface is already initialized will cause a complete USB
+ * interface reset and re-enumeration.
+ *
+ * \param[in] Mode Mask indicating what mode the USB interface is to be initialized to, a value
+ * from the \ref USB_Modes_t enum.
+ * \note This parameter does not exist on devices with only one supported USB
+ * mode (device or host).
+ *
+ * \param[in] Options Mask indicating the options which should be used when initializing the USB
+ * interface to control the USB interface's behavior. This should be comprised of
+ * a \c USB_OPT_REG_* mask to control the regulator, a \c USB_OPT_*_PLL mask to control the
+ * PLL, and a \c USB_DEVICE_OPT_* mask (when the device mode is enabled) to set the device
+ * mode speed.
+ *
+ * \note To reduce the FLASH requirements of the library if only device or host mode is required,
+ * the mode can be statically set in the project makefile by defining the token \c USB_DEVICE_ONLY
+ * (for device mode) or \c USB_HOST_ONLY (for host mode), passing the token to the compiler
+ * via the -D switch. If the mode is statically set, this parameter does not exist in the
+ * function prototype.
+ * \n\n
+ *
+ * \note To reduce the FLASH requirements of the library if only fixed settings are required,
+ * the options may be set statically in the same manner as the mode (see the Mode parameter of
+ * this function). To statically set the USB options, pass in the \c USE_STATIC_OPTIONS token,
+ * defined to the appropriate options masks. When the options are statically set, this
+ * parameter does not exist in the function prototype.
+ * \n\n
+ *
+ * \note The mode parameter does not exist on devices where only one mode is possible, such as USB
+ * AVR models which only implement the USB device mode in hardware.
+ *
+ * \see \ref Group_Device for the \c USB_DEVICE_OPT_* masks.
+ */
+ void USB_Init(
+ #if defined(USB_CAN_BE_BOTH) || defined(__DOXYGEN__)
+ const uint8_t Mode
+ #endif
+
+ #if (defined(USB_CAN_BE_BOTH) && !defined(USE_STATIC_OPTIONS)) || defined(__DOXYGEN__)
+ ,
+ #elif (!defined(USB_CAN_BE_BOTH) && defined(USE_STATIC_OPTIONS))
+ void
+ #endif
+
+ #if !defined(USE_STATIC_OPTIONS) || defined(__DOXYGEN__)
+ const uint8_t Options
+ #endif
+ );
+
+ /** Shuts down the USB interface. This turns off the USB interface after deallocating all USB FIFO
+ * memory, endpoints and pipes. When turned off, no USB functionality can be used until the interface
+ * is restarted with the \ref USB_Init() function.
+ */
+ void USB_Disable(void);
+
+ /** Resets the interface, when already initialized. This will re-enumerate the device if already connected
+ * to a host, or re-enumerate an already attached device when in host mode.
+ */
+ void USB_ResetInterface(void);
+
+ /* Global Variables: */
+ #if defined(USB_CAN_BE_BOTH) || defined(__DOXYGEN__)
+ /** Indicates the mode that the USB interface is currently initialized to, a value from the
+ * \ref USB_Modes_t enum.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ *
+ * \note When the controller is initialized into UID auto-detection mode, this variable will hold the
+ * currently selected USB mode (i.e. \ref USB_MODE_Device or \ref USB_MODE_Host). If the controller
+ * is fixed into a specific mode (either through the \c USB_DEVICE_ONLY or \c USB_HOST_ONLY compile time
+ * options, or a limitation of the USB controller in the chosen device model) this will evaluate to
+ * a constant of the appropriate value and will never evaluate to \ref USB_MODE_None even when the
+ * USB interface is not initialized.
+ */
+ extern volatile uint8_t USB_CurrentMode;
+ #elif defined(USB_CAN_BE_HOST)
+ #define USB_CurrentMode USB_MODE_Host
+ #elif defined(USB_CAN_BE_DEVICE)
+ #define USB_CurrentMode USB_MODE_Device
+ #endif
+
+ #if !defined(USE_STATIC_OPTIONS) || defined(__DOXYGEN__)
+ /** Indicates the current USB options that the USB interface was initialized with when \ref USB_Init()
+ * was called. This value will be one of the \c USB_MODE_* masks defined elsewhere in this module.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ */
+ extern volatile uint8_t USB_Options;
+ #elif defined(USE_STATIC_OPTIONS)
+ #define USB_Options USE_STATIC_OPTIONS
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Function Prototypes: */
+ #if defined(__INCLUDE_FROM_USB_CONTROLLER_C)
+ #if defined(USB_CAN_BE_DEVICE)
+ static void USB_Init_Device(void);
+ #endif
+
+ #if defined(USB_CAN_BE_HOST)
+ static void USB_Init_Host(void);
+ #endif
+ #endif
+
+ /* Inline Functions: */
+ static inline void USB_PLL_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_PLL_On(void)
+ {
+ PLLCSR = USB_PLL_PSC;
+ PLLCSR = (USB_PLL_PSC | (1 << PLLE));
+ }
+
+ static inline void USB_PLL_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_PLL_Off(void)
+ {
+ PLLCSR = 0;
+ }
+
+ static inline bool USB_PLL_IsReady(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_PLL_IsReady(void)
+ {
+ return ((PLLCSR & (1 << PLOCK)) ? true : false);
+ }
+
+ static inline void USB_REG_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_REG_On(void)
+ {
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
+ UHWCON |= (1 << UVREGE);
+ #else
+ REGCR &= ~(1 << REGDIS);
+ #endif
+ }
+
+ static inline void USB_REG_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_REG_Off(void)
+ {
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
+ UHWCON &= ~(1 << UVREGE);
+ #else
+ REGCR |= (1 << REGDIS);
+ #endif
+ }
+
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
+ static inline void USB_OTGPAD_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_OTGPAD_On(void)
+ {
+ USBCON |= (1 << OTGPADE);
+ }
+
+ static inline void USB_OTGPAD_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_OTGPAD_Off(void)
+ {
+ USBCON &= ~(1 << OTGPADE);
+ }
+ #endif
+
+ static inline void USB_CLK_Freeze(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_CLK_Freeze(void)
+ {
+ USBCON |= (1 << FRZCLK);
+ }
+
+ static inline void USB_CLK_Unfreeze(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_CLK_Unfreeze(void)
+ {
+ USBCON &= ~(1 << FRZCLK);
+ }
+
+ static inline void USB_Controller_Enable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Enable(void)
+ {
+ USBCON |= (1 << USBE);
+ }
+
+ static inline void USB_Controller_Disable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Disable(void)
+ {
+ USBCON &= ~(1 << USBE);
+ }
+
+ static inline void USB_Controller_Reset(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Reset(void)
+ {
+ USBCON &= ~(1 << USBE);
+ USBCON |= (1 << USBE);
+ }
+
+ #if defined(USB_CAN_BE_BOTH)
+ static inline uint8_t USB_GetUSBModeFromUID(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t USB_GetUSBModeFromUID(void)
+ {
+ if (USBSTA & (1 << ID))
+ return USB_MODE_Device;
+ else
+ return USB_MODE_Host;
+ }
+ #endif
+
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBInterrupt_AVR8.c b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBInterrupt_AVR8.c
new file mode 100644
index 000000000..fac4fb41a
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBInterrupt_AVR8.c
@@ -0,0 +1,279 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_AVR8)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBInterrupt.h"
+
+void USB_INT_DisableAllInterrupts(void)
+{
+ #if defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
+ USBCON &= ~((1 << VBUSTE) | (1 << IDTE));
+ #elif defined(USB_SERIES_4_AVR)
+ USBCON &= ~(1 << VBUSTE);
+ #endif
+
+ #if defined(USB_CAN_BE_BOTH)
+ OTGIEN = 0;
+ #endif
+
+ #if defined(USB_CAN_BE_HOST)
+ UHIEN = 0;
+ #endif
+
+ #if defined(USB_CAN_BE_DEVICE)
+ UDIEN = 0;
+ #endif
+}
+
+void USB_INT_ClearAllInterrupts(void)
+{
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
+ USBINT = 0;
+ #endif
+
+ #if defined(USB_CAN_BE_BOTH)
+ OTGINT = 0;
+ #endif
+
+ #if defined(USB_CAN_BE_HOST)
+ UHINT = 0;
+ #endif
+
+ #if defined(USB_CAN_BE_DEVICE)
+ UDINT = 0;
+ #endif
+}
+
+ISR(USB_GEN_vect, ISR_BLOCK)
+{
+ #if defined(USB_CAN_BE_DEVICE)
+ #if !defined(NO_SOF_EVENTS)
+ if (USB_INT_HasOccurred(USB_INT_SOFI) && USB_INT_IsEnabled(USB_INT_SOFI))
+ {
+ USB_INT_Clear(USB_INT_SOFI);
+
+ EVENT_USB_Device_StartOfFrame();
+ }
+ #endif
+
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
+ if (USB_INT_HasOccurred(USB_INT_VBUSTI) && USB_INT_IsEnabled(USB_INT_VBUSTI))
+ {
+ USB_INT_Clear(USB_INT_VBUSTI);
+
+ if (USB_VBUS_GetStatus())
+ {
+ if (!(USB_Options & USB_OPT_MANUAL_PLL))
+ {
+ USB_PLL_On();
+ while (!(USB_PLL_IsReady()));
+ }
+
+ USB_DeviceState = DEVICE_STATE_Powered;
+ EVENT_USB_Device_Connect();
+ }
+ else
+ {
+ if (!(USB_Options & USB_OPT_MANUAL_PLL))
+ USB_PLL_Off();
+
+ USB_DeviceState = DEVICE_STATE_Unattached;
+ EVENT_USB_Device_Disconnect();
+ }
+ }
+ #endif
+
+ if (USB_INT_HasOccurred(USB_INT_SUSPI) && USB_INT_IsEnabled(USB_INT_SUSPI))
+ {
+ USB_INT_Disable(USB_INT_SUSPI);
+ USB_INT_Enable(USB_INT_WAKEUPI);
+
+ USB_CLK_Freeze();
+
+ if (!(USB_Options & USB_OPT_MANUAL_PLL))
+ USB_PLL_Off();
+
+ #if defined(USB_SERIES_2_AVR) && !defined(NO_LIMITED_CONTROLLER_CONNECT)
+ USB_DeviceState = DEVICE_STATE_Unattached;
+ EVENT_USB_Device_Disconnect();
+ #else
+ USB_DeviceState = DEVICE_STATE_Suspended;
+ EVENT_USB_Device_Suspend();
+ #endif
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_WAKEUPI) && USB_INT_IsEnabled(USB_INT_WAKEUPI))
+ {
+ if (!(USB_Options & USB_OPT_MANUAL_PLL))
+ {
+ USB_PLL_On();
+ while (!(USB_PLL_IsReady()));
+ }
+
+ USB_CLK_Unfreeze();
+
+ USB_INT_Clear(USB_INT_WAKEUPI);
+
+ USB_INT_Disable(USB_INT_WAKEUPI);
+ USB_INT_Enable(USB_INT_SUSPI);
+
+ if (USB_Device_ConfigurationNumber)
+ USB_DeviceState = DEVICE_STATE_Configured;
+ else
+ USB_DeviceState = (USB_Device_IsAddressSet()) ? DEVICE_STATE_Addressed : DEVICE_STATE_Powered;
+
+ #if defined(USB_SERIES_2_AVR) && !defined(NO_LIMITED_CONTROLLER_CONNECT)
+ EVENT_USB_Device_Connect();
+ #else
+ EVENT_USB_Device_WakeUp();
+ #endif
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_EORSTI) && USB_INT_IsEnabled(USB_INT_EORSTI))
+ {
+ USB_INT_Clear(USB_INT_EORSTI);
+
+ USB_DeviceState = DEVICE_STATE_Default;
+ USB_Device_ConfigurationNumber = 0;
+
+ USB_INT_Clear(USB_INT_SUSPI);
+ USB_INT_Disable(USB_INT_SUSPI);
+ USB_INT_Enable(USB_INT_WAKEUPI);
+
+ Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,
+ USB_Device_ControlEndpointSize, 1);
+
+ #if defined(INTERRUPT_CONTROL_ENDPOINT)
+ USB_INT_Enable(USB_INT_RXSTPI);
+ #endif
+
+ EVENT_USB_Device_Reset();
+ }
+ #endif
+
+ #if defined(USB_CAN_BE_HOST)
+ #if !defined(NO_SOF_EVENTS)
+ if (USB_INT_HasOccurred(USB_INT_HSOFI) && USB_INT_IsEnabled(USB_INT_HSOFI))
+ {
+ USB_INT_Clear(USB_INT_HSOFI);
+
+ EVENT_USB_Host_StartOfFrame();
+ }
+ #endif
+
+ if (USB_INT_HasOccurred(USB_INT_DDISCI) && USB_INT_IsEnabled(USB_INT_DDISCI))
+ {
+ USB_INT_Clear(USB_INT_DDISCI);
+ USB_INT_Clear(USB_INT_DCONNI);
+ USB_INT_Disable(USB_INT_DDISCI);
+
+ EVENT_USB_Host_DeviceUnattached();
+
+ USB_ResetInterface();
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_VBERRI) && USB_INT_IsEnabled(USB_INT_VBERRI))
+ {
+ USB_INT_Clear(USB_INT_VBERRI);
+
+ USB_Host_VBUS_Manual_Off();
+ USB_Host_VBUS_Auto_Off();
+
+ EVENT_USB_Host_HostError(HOST_ERROR_VBusVoltageDip);
+ EVENT_USB_Host_DeviceUnattached();
+
+ USB_HostState = HOST_STATE_Unattached;
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_SRPI) && USB_INT_IsEnabled(USB_INT_SRPI))
+ {
+ USB_INT_Clear(USB_INT_SRPI);
+ USB_INT_Disable(USB_INT_SRPI);
+
+ EVENT_USB_Host_DeviceAttached();
+
+ USB_INT_Enable(USB_INT_DDISCI);
+
+ USB_HostState = HOST_STATE_Powered;
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_BCERRI) && USB_INT_IsEnabled(USB_INT_BCERRI))
+ {
+ USB_INT_Clear(USB_INT_BCERRI);
+
+ EVENT_USB_Host_DeviceEnumerationFailed(HOST_ENUMERROR_NoDeviceDetected, 0);
+ EVENT_USB_Host_DeviceUnattached();
+
+ USB_ResetInterface();
+ }
+ #endif
+
+ #if defined(USB_CAN_BE_BOTH)
+ if (USB_INT_HasOccurred(USB_INT_IDTI) && USB_INT_IsEnabled(USB_INT_IDTI))
+ {
+ USB_INT_Clear(USB_INT_IDTI);
+
+ if (USB_DeviceState != DEVICE_STATE_Unattached)
+ EVENT_USB_Device_Disconnect();
+
+ if (USB_HostState != HOST_STATE_Unattached)
+ EVENT_USB_Host_DeviceUnattached();
+
+ USB_CurrentMode = USB_GetUSBModeFromUID();
+ USB_ResetInterface();
+
+ EVENT_USB_UIDChange();
+ }
+ #endif
+}
+
+#if defined(INTERRUPT_CONTROL_ENDPOINT) && defined(USB_CAN_BE_DEVICE)
+ISR(USB_COM_vect, ISR_BLOCK)
+{
+ uint8_t PrevSelectedEndpoint = Endpoint_GetCurrentEndpoint();
+
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
+ USB_INT_Disable(USB_INT_RXSTPI);
+
+ GlobalInterruptEnable();
+
+ USB_Device_ProcessControlRequest();
+
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
+ USB_INT_Enable(USB_INT_RXSTPI);
+ Endpoint_SelectEndpoint(PrevSelectedEndpoint);
+}
+#endif
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBInterrupt_AVR8.h b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBInterrupt_AVR8.h
new file mode 100644
index 000000000..1eeb019f2
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/AVR8/USBInterrupt_AVR8.h
@@ -0,0 +1,375 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Controller Interrupt definitions for the AVR8 microcontrollers.
+ *
+ * This file contains definitions required for the correct handling of low level USB service routine interrupts
+ * from the USB controller.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+#ifndef __USBINTERRUPT_AVR8_H__
+#define __USBINTERRUPT_AVR8_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Enums: */
+ enum USB_Interrupts_t
+ {
+ #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR) || defined(__DOXYGEN__))
+ USB_INT_VBUSTI = 0,
+ #endif
+ #if (defined(USB_CAN_BE_BOTH) || defined(__DOXYGEN__))
+ USB_INT_IDTI = 1,
+ #endif
+ #if (defined(USB_CAN_BE_DEVICE) || defined(__DOXYGEN__))
+ USB_INT_WAKEUPI = 2,
+ USB_INT_SUSPI = 3,
+ USB_INT_EORSTI = 4,
+ USB_INT_SOFI = 5,
+ USB_INT_RXSTPI = 6,
+ #endif
+ #if (defined(USB_CAN_BE_HOST) || defined(__DOXYGEN__))
+ USB_INT_HSOFI = 7,
+ USB_INT_DCONNI = 8,
+ USB_INT_DDISCI = 9,
+ USB_INT_RSTI = 10,
+ USB_INT_BCERRI = 11,
+ USB_INT_VBERRI = 12,
+ USB_INT_SRPI = 13,
+ #endif
+ };
+
+ /* Inline Functions: */
+ static inline void USB_INT_Enable(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
+ static inline void USB_INT_Enable(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
+ case USB_INT_VBUSTI:
+ USBCON |= (1 << VBUSTE);
+ break;
+ #endif
+ #if defined(USB_CAN_BE_BOTH)
+ case USB_INT_IDTI:
+ USBCON |= (1 << IDTE);
+ break;
+ #endif
+ #if defined(USB_CAN_BE_DEVICE)
+ case USB_INT_WAKEUPI:
+ UDIEN |= (1 << WAKEUPE);
+ break;
+ case USB_INT_SUSPI:
+ UDIEN |= (1 << SUSPE);
+ break;
+ case USB_INT_EORSTI:
+ UDIEN |= (1 << EORSTE);
+ break;
+ case USB_INT_SOFI:
+ UDIEN |= (1 << SOFE);
+ break;
+ case USB_INT_RXSTPI:
+ UEIENX |= (1 << RXSTPE);
+ break;
+ #endif
+ #if defined(USB_CAN_BE_HOST)
+ case USB_INT_HSOFI:
+ UHIEN |= (1 << HSOFE);
+ break;
+ case USB_INT_DCONNI:
+ UHIEN |= (1 << DCONNE);
+ break;
+ case USB_INT_DDISCI:
+ UHIEN |= (1 << DDISCE);
+ break;
+ case USB_INT_RSTI:
+ UHIEN |= (1 << RSTE);
+ break;
+ case USB_INT_BCERRI:
+ OTGIEN |= (1 << BCERRE);
+ break;
+ case USB_INT_VBERRI:
+ OTGIEN |= (1 << VBERRE);
+ break;
+ case USB_INT_SRPI:
+ OTGIEN |= (1 << SRPE);
+ break;
+ #endif
+ default:
+ break;
+ }
+ }
+
+ static inline void USB_INT_Disable(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
+ static inline void USB_INT_Disable(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
+ case USB_INT_VBUSTI:
+ USBCON &= ~(1 << VBUSTE);
+ break;
+ #endif
+ #if defined(USB_CAN_BE_BOTH)
+ case USB_INT_IDTI:
+ USBCON &= ~(1 << IDTE);
+ break;
+ #endif
+ #if defined(USB_CAN_BE_DEVICE)
+ case USB_INT_WAKEUPI:
+ UDIEN &= ~(1 << WAKEUPE);
+ break;
+ case USB_INT_SUSPI:
+ UDIEN &= ~(1 << SUSPE);
+ break;
+ case USB_INT_EORSTI:
+ UDIEN &= ~(1 << EORSTE);
+ break;
+ case USB_INT_SOFI:
+ UDIEN &= ~(1 << SOFE);
+ break;
+ case USB_INT_RXSTPI:
+ UEIENX &= ~(1 << RXSTPE);
+ break;
+ #endif
+ #if defined(USB_CAN_BE_HOST)
+ case USB_INT_HSOFI:
+ UHIEN &= ~(1 << HSOFE);
+ break;
+ case USB_INT_DCONNI:
+ UHIEN &= ~(1 << DCONNE);
+ break;
+ case USB_INT_DDISCI:
+ UHIEN &= ~(1 << DDISCE);
+ break;
+ case USB_INT_RSTI:
+ UHIEN &= ~(1 << RSTE);
+ break;
+ case USB_INT_BCERRI:
+ OTGIEN &= ~(1 << BCERRE);
+ break;
+ case USB_INT_VBERRI:
+ OTGIEN &= ~(1 << VBERRE);
+ break;
+ case USB_INT_SRPI:
+ OTGIEN &= ~(1 << SRPE);
+ break;
+ #endif
+ default:
+ break;
+ }
+ }
+
+ static inline void USB_INT_Clear(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
+ static inline void USB_INT_Clear(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
+ case USB_INT_VBUSTI:
+ USBINT &= ~(1 << VBUSTI);
+ break;
+ #endif
+ #if defined(USB_CAN_BE_BOTH)
+ case USB_INT_IDTI:
+ USBINT &= ~(1 << IDTI);
+ break;
+ #endif
+ #if defined(USB_CAN_BE_DEVICE)
+ case USB_INT_WAKEUPI:
+ UDINT &= ~(1 << WAKEUPI);
+ break;
+ case USB_INT_SUSPI:
+ UDINT &= ~(1 << SUSPI);
+ break;
+ case USB_INT_EORSTI:
+ UDINT &= ~(1 << EORSTI);
+ break;
+ case USB_INT_SOFI:
+ UDINT &= ~(1 << SOFI);
+ break;
+ case USB_INT_RXSTPI:
+ UEINTX &= ~(1 << RXSTPI);
+ break;
+ #endif
+ #if defined(USB_CAN_BE_HOST)
+ case USB_INT_HSOFI:
+ UHINT &= ~(1 << HSOFI);
+ break;
+ case USB_INT_DCONNI:
+ UHINT &= ~(1 << DCONNI);
+ break;
+ case USB_INT_DDISCI:
+ UHINT &= ~(1 << DDISCI);
+ break;
+ case USB_INT_RSTI:
+ UHINT &= ~(1 << RSTI);
+ break;
+ case USB_INT_BCERRI:
+ OTGINT &= ~(1 << BCERRI);
+ break;
+ case USB_INT_VBERRI:
+ OTGINT &= ~(1 << VBERRI);
+ break;
+ case USB_INT_SRPI:
+ OTGINT &= ~(1 << SRPI);
+ break;
+ #endif
+ default:
+ break;
+ }
+ }
+
+ static inline bool USB_INT_IsEnabled(const uint8_t Interrupt) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline bool USB_INT_IsEnabled(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
+ case USB_INT_VBUSTI:
+ return (USBCON & (1 << VBUSTE));
+ #endif
+ #if defined(USB_CAN_BE_BOTH)
+ case USB_INT_IDTI:
+ return (USBCON & (1 << IDTE));
+ #endif
+ #if defined(USB_CAN_BE_DEVICE)
+ case USB_INT_WAKEUPI:
+ return (UDIEN & (1 << WAKEUPE));
+ case USB_INT_SUSPI:
+ return (UDIEN & (1 << SUSPE));
+ case USB_INT_EORSTI:
+ return (UDIEN & (1 << EORSTE));
+ case USB_INT_SOFI:
+ return (UDIEN & (1 << SOFE));
+ case USB_INT_RXSTPI:
+ return (UEIENX & (1 << RXSTPE));
+ #endif
+ #if defined(USB_CAN_BE_HOST)
+ case USB_INT_HSOFI:
+ return (UHIEN & (1 << HSOFE));
+ case USB_INT_DCONNI:
+ return (UHIEN & (1 << DCONNE));
+ case USB_INT_DDISCI:
+ return (UHIEN & (1 << DDISCE));
+ case USB_INT_RSTI:
+ return (UHIEN & (1 << RSTE));
+ case USB_INT_BCERRI:
+ return (OTGIEN & (1 << BCERRE));
+ case USB_INT_VBERRI:
+ return (OTGIEN & (1 << VBERRE));
+ case USB_INT_SRPI:
+ return (OTGIEN & (1 << SRPE));
+ #endif
+ default:
+ return false;
+ }
+ }
+
+ static inline bool USB_INT_HasOccurred(const uint8_t Interrupt) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline bool USB_INT_HasOccurred(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ #if (defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))
+ case USB_INT_VBUSTI:
+ return (USBINT & (1 << VBUSTI));
+ #endif
+ #if defined(USB_CAN_BE_BOTH)
+ case USB_INT_IDTI:
+ return (USBINT & (1 << IDTI));
+ #endif
+ #if defined(USB_CAN_BE_DEVICE)
+ case USB_INT_WAKEUPI:
+ return (UDINT & (1 << WAKEUPI));
+ case USB_INT_SUSPI:
+ return (UDINT & (1 << SUSPI));
+ case USB_INT_EORSTI:
+ return (UDINT & (1 << EORSTI));
+ case USB_INT_SOFI:
+ return (UDINT & (1 << SOFI));
+ case USB_INT_RXSTPI:
+ return (UEINTX & (1 << RXSTPI));
+ #endif
+ #if defined(USB_CAN_BE_HOST)
+ case USB_INT_HSOFI:
+ return (UHINT & (1 << HSOFI));
+ case USB_INT_DCONNI:
+ return (UHINT & (1 << DCONNI));
+ case USB_INT_DDISCI:
+ return (UHINT & (1 << DDISCI));
+ case USB_INT_RSTI:
+ return (UHINT & (1 << RSTI));
+ case USB_INT_BCERRI:
+ return (OTGINT & (1 << BCERRI));
+ case USB_INT_VBERRI:
+ return (OTGINT & (1 << VBERRI));
+ case USB_INT_SRPI:
+ return (OTGINT & (1 << SRPI));
+ #endif
+ default:
+ return false;
+ }
+ }
+
+ /* Includes: */
+ #include "../USBMode.h"
+ #include "../Events.h"
+ #include "../USBController.h"
+
+ /* Function Prototypes: */
+ void USB_INT_ClearAllInterrupts(void);
+ void USB_INT_DisableAllInterrupts(void);
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/ConfigDescriptors.c b/lib/lufa/LUFA/Drivers/USB/Core/ConfigDescriptors.c
new file mode 100644
index 000000000..d540bcfb4
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/ConfigDescriptors.c
@@ -0,0 +1,146 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "ConfigDescriptors.h"
+
+#if defined(USB_CAN_BE_HOST)
+uint8_t USB_Host_GetDeviceConfigDescriptor(const uint8_t ConfigNumber,
+ uint16_t* const ConfigSizePtr,
+ void* const BufferPtr,
+ const uint16_t BufferSize)
+{
+ uint8_t ErrorCode;
+ uint8_t ConfigHeader[sizeof(USB_Descriptor_Configuration_Header_t)];
+
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE),
+ .bRequest = REQ_GetDescriptor,
+ .wValue = ((DTYPE_Configuration << 8) | (ConfigNumber - 1)),
+ .wIndex = 0,
+ .wLength = sizeof(USB_Descriptor_Configuration_Header_t),
+ };
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ if ((ErrorCode = USB_Host_SendControlRequest(ConfigHeader)) != HOST_SENDCONTROL_Successful)
+ return ErrorCode;
+
+ *ConfigSizePtr = le16_to_cpu(DESCRIPTOR_PCAST(ConfigHeader, USB_Descriptor_Configuration_Header_t)->TotalConfigurationSize);
+
+ if (*ConfigSizePtr > BufferSize)
+ return HOST_GETCONFIG_BuffOverflow;
+
+ USB_ControlRequest.wLength = *ConfigSizePtr;
+
+ if ((ErrorCode = USB_Host_SendControlRequest(BufferPtr)) != HOST_SENDCONTROL_Successful)
+ return ErrorCode;
+
+ if (DESCRIPTOR_TYPE(BufferPtr) != DTYPE_Configuration)
+ return HOST_GETCONFIG_InvalidData;
+
+ return HOST_GETCONFIG_Successful;
+}
+#endif
+
+void USB_GetNextDescriptorOfType(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type)
+{
+ while (*BytesRem)
+ {
+ USB_GetNextDescriptor(BytesRem, CurrConfigLoc);
+
+ if (DESCRIPTOR_TYPE(*CurrConfigLoc) == Type)
+ return;
+ }
+}
+
+void USB_GetNextDescriptorOfTypeBefore(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type,
+ const uint8_t BeforeType)
+{
+ while (*BytesRem)
+ {
+ USB_GetNextDescriptor(BytesRem, CurrConfigLoc);
+
+ if (DESCRIPTOR_TYPE(*CurrConfigLoc) == Type)
+ {
+ return;
+ }
+ else if (DESCRIPTOR_TYPE(*CurrConfigLoc) == BeforeType)
+ {
+ *BytesRem = 0;
+ return;
+ }
+ }
+}
+
+void USB_GetNextDescriptorOfTypeAfter(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type,
+ const uint8_t AfterType)
+{
+ USB_GetNextDescriptorOfType(BytesRem, CurrConfigLoc, AfterType);
+
+ if (*BytesRem)
+ USB_GetNextDescriptorOfType(BytesRem, CurrConfigLoc, Type);
+}
+
+uint8_t USB_GetNextDescriptorComp(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ ConfigComparatorPtr_t const ComparatorRoutine)
+{
+ uint8_t ErrorCode;
+
+ while (*BytesRem)
+ {
+ uint8_t* PrevDescLoc = *CurrConfigLoc;
+ uint16_t PrevBytesRem = *BytesRem;
+
+ USB_GetNextDescriptor(BytesRem, CurrConfigLoc);
+
+ if ((ErrorCode = ComparatorRoutine(*CurrConfigLoc)) != DESCRIPTOR_SEARCH_NotFound)
+ {
+ if (ErrorCode == DESCRIPTOR_SEARCH_Fail)
+ {
+ *CurrConfigLoc = PrevDescLoc;
+ *BytesRem = PrevBytesRem;
+ }
+
+ return ErrorCode;
+ }
+ }
+
+ return DESCRIPTOR_SEARCH_COMP_EndOfDescriptor;
+}
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/ConfigDescriptors.h b/lib/lufa/LUFA/Drivers/USB/Core/ConfigDescriptors.h
new file mode 100644
index 000000000..5355ecfe6
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/ConfigDescriptors.h
@@ -0,0 +1,287 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Configuration Descriptor definitions.
+ * \copydetails Group_ConfigDescriptorParser
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_StdDescriptors
+ * \defgroup Group_ConfigDescriptorParser Configuration Descriptor Parser
+ * \brief USB Configuration Descriptor definitions.
+ *
+ * This section of the library gives a friendly API which can be used in host applications to easily
+ * parse an attached device's configuration descriptor so that endpoint, interface and other descriptor
+ * data can be extracted and used as needed.
+ *
+ * @{
+ */
+
+#ifndef __CONFIGDESCRIPTORS_H__
+#define __CONFIGDESCRIPTORS_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+ #include "HostStandardReq.h"
+ #include "StdDescriptors.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Casts a pointer to a descriptor inside the configuration descriptor into a pointer to the given
+ * descriptor type.
+ *
+ * Usage Example:
+ * \code
+ * uint8_t* CurrDescriptor = &ConfigDescriptor[0]; // Pointing to the configuration header
+ * USB_Descriptor_Configuration_Header_t* ConfigHeaderPtr = DESCRIPTOR_PCAST(CurrDescriptor,
+ * USB_Descriptor_Configuration_Header_t);
+ *
+ * // Can now access elements of the configuration header struct using the -> indirection operator
+ * \endcode
+ */
+ #define DESCRIPTOR_PCAST(DescriptorPtr, Type) ((Type*)(DescriptorPtr))
+
+ /** Casts a pointer to a descriptor inside the configuration descriptor into the given descriptor
+ * type (as an actual struct instance rather than a pointer to a struct).
+ *
+ * Usage Example:
+ * \code
+ * uint8_t* CurrDescriptor = &ConfigDescriptor[0]; // Pointing to the configuration header
+ * USB_Descriptor_Configuration_Header_t ConfigHeader = DESCRIPTOR_CAST(CurrDescriptor,
+ * USB_Descriptor_Configuration_Header_t);
+ *
+ * // Can now access elements of the configuration header struct using the . operator
+ * \endcode
+ */
+ #define DESCRIPTOR_CAST(DescriptorPtr, Type) (*DESCRIPTOR_PCAST(DescriptorPtr, Type))
+
+ /** Returns the descriptor's type, expressed as the 8-bit type value in the header of the descriptor.
+ * This value's meaning depends on the descriptor's placement in the descriptor, but standard type
+ * values can be accessed in the \ref USB_DescriptorTypes_t enum.
+ */
+ #define DESCRIPTOR_TYPE(DescriptorPtr) DESCRIPTOR_PCAST(DescriptorPtr, USB_Descriptor_Header_t)->Type
+
+ /** Returns the descriptor's size, expressed as the 8-bit value indicating the number of bytes. */
+ #define DESCRIPTOR_SIZE(DescriptorPtr) DESCRIPTOR_PCAST(DescriptorPtr, USB_Descriptor_Header_t)->Size
+
+ /* Type Defines: */
+ /** Type define for a Configuration Descriptor comparator function (function taking a pointer to an array
+ * of type void, returning a uint8_t value).
+ *
+ * \see \ref USB_GetNextDescriptorComp function for more details.
+ */
+ typedef uint8_t (* ConfigComparatorPtr_t)(void*);
+
+ /* Enums: */
+ /** Enum for the possible return codes of the \ref USB_Host_GetDeviceConfigDescriptor() function. */
+ enum USB_Host_GetConfigDescriptor_ErrorCodes_t
+ {
+ HOST_GETCONFIG_Successful = 0, /**< No error occurred while retrieving the configuration descriptor. */
+ HOST_GETCONFIG_DeviceDisconnect = 1, /**< The attached device was disconnected while retrieving the configuration
+ * descriptor.
+ */
+ HOST_GETCONFIG_PipeError = 2, /**< An error occurred in the pipe while sending the request. */
+ HOST_GETCONFIG_SetupStalled = 3, /**< The attached device stalled the request to retrieve the configuration
+ * descriptor.
+ */
+ HOST_GETCONFIG_SoftwareTimeOut = 4, /**< The request or data transfer timed out. */
+ HOST_GETCONFIG_BuffOverflow = 5, /**< The device's configuration descriptor is too large to fit into the allocated
+ * buffer.
+ */
+ HOST_GETCONFIG_InvalidData = 6, /**< The device returned invalid configuration descriptor data. */
+ };
+
+ /** Enum for return values of a descriptor comparator function. */
+ enum DSearch_Return_ErrorCodes_t
+ {
+ DESCRIPTOR_SEARCH_Found = 0, /**< Current descriptor matches comparator criteria. */
+ DESCRIPTOR_SEARCH_Fail = 1, /**< No further descriptor could possibly match criteria, fail the search. */
+ DESCRIPTOR_SEARCH_NotFound = 2, /**< Current descriptor does not match comparator criteria. */
+ };
+
+ /** Enum for return values of \ref USB_GetNextDescriptorComp(). */
+ enum DSearch_Comp_Return_ErrorCodes_t
+ {
+ DESCRIPTOR_SEARCH_COMP_Found = 0, /**< Configuration descriptor now points to descriptor which matches
+ * search criteria of the given comparator function. */
+ DESCRIPTOR_SEARCH_COMP_Fail = 1, /**< Comparator function returned \ref DESCRIPTOR_SEARCH_Fail. */
+ DESCRIPTOR_SEARCH_COMP_EndOfDescriptor = 2, /**< End of configuration descriptor reached before match found. */
+ };
+
+ /* Function Prototypes: */
+ /** Retrieves the configuration descriptor data from an attached device via a standard request into a buffer,
+ * including validity and size checking to prevent a buffer overflow.
+ *
+ * \param[in] ConfigNumber Device configuration descriptor number to fetch from the device (usually set to 1 for
+ * single configuration devices).
+ * \param[in,out] ConfigSizePtr Pointer to a location for storing the retrieved configuration descriptor size.
+ * \param[out] BufferPtr Pointer to the buffer for storing the configuration descriptor data.
+ * \param[out] BufferSize Size of the allocated buffer where the configuration descriptor is to be stored.
+ *
+ * \return A value from the \ref USB_Host_GetConfigDescriptor_ErrorCodes_t enum.
+ */
+ uint8_t USB_Host_GetDeviceConfigDescriptor(const uint8_t ConfigNumber,
+ uint16_t* const ConfigSizePtr,
+ void* const BufferPtr,
+ const uint16_t BufferSize) ATTR_NON_NULL_PTR_ARG(2) ATTR_NON_NULL_PTR_ARG(3);
+
+ /** Skips to the next sub-descriptor inside the configuration descriptor of the specified type value.
+ * The bytes remaining value is automatically decremented.
+ *
+ * \param[in,out] BytesRem Pointer to the number of bytes remaining of the configuration descriptor.
+ * \param[in,out] CurrConfigLoc Pointer to the current descriptor inside the configuration descriptor.
+ * \param[in] Type Descriptor type value to search for.
+ */
+ void USB_GetNextDescriptorOfType(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type)
+ ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+
+ /** Skips to the next sub-descriptor inside the configuration descriptor of the specified type value,
+ * which must come before a descriptor of the second given type value. If the BeforeType type
+ * descriptor is reached first, the number of bytes remaining to process is set to zero and the
+ * function exits. The bytes remaining value is automatically decremented.
+ *
+ * \param[in,out] BytesRem Pointer to the number of bytes remaining of the configuration descriptor.
+ * \param[in,out] CurrConfigLoc Pointer to the current descriptor inside the configuration descriptor.
+ * \param[in] Type Descriptor type value to search for.
+ * \param[in] BeforeType Descriptor type value which must not be reached before the given Type descriptor.
+ */
+ void USB_GetNextDescriptorOfTypeBefore(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type,
+ const uint8_t BeforeType)
+ ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+
+ /** Skips to the next sub-descriptor inside the configuration descriptor of the specified type value,
+ * which must come after a descriptor of the second given type value. The bytes remaining value is
+ * automatically decremented.
+ *
+ * \param[in,out] BytesRem Pointer to the number of bytes remaining of the configuration descriptor.
+ * \param[in,out] CurrConfigLoc Pointer to the current descriptor inside the configuration descriptor.
+ * \param[in] Type Descriptor type value to search for.
+ * \param[in] AfterType Descriptor type value which must be reached before the given Type descriptor.
+ */
+ void USB_GetNextDescriptorOfTypeAfter(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type,
+ const uint8_t AfterType)
+ ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+
+ /** Searches for the next descriptor in the given configuration descriptor using a pre-made comparator
+ * function. The routine updates the position and remaining configuration descriptor bytes values
+ * automatically. If a comparator routine fails a search, the descriptor pointer is retreated back
+ * so that the next descriptor search invocation will start from the descriptor which first caused the
+ * original search to fail. This behavior allows for one comparator to be used immediately after another
+ * has failed, starting the second search from the descriptor which failed the first.
+ *
+ * Comparator functions should be standard functions which accept a pointer to the header of the current
+ * descriptor inside the configuration descriptor which is being compared, and should return a value from
+ * the \ref DSearch_Return_ErrorCodes_t enum as a uint8_t value.
+ *
+ * \note This function is available in USB Host mode only.
+ *
+ * \param[in,out] BytesRem Pointer to an int storing the remaining bytes in the configuration descriptor.
+ * \param[in,out] CurrConfigLoc Pointer to the current position in the configuration descriptor.
+ * \param[in] ComparatorRoutine Name of the comparator search function to use on the configuration descriptor.
+ *
+ * \return Value of one of the members of the \ref DSearch_Comp_Return_ErrorCodes_t enum.
+ *
+ * Usage Example:
+ * \code
+ * uint8_t EndpointSearcher(void* CurrentDescriptor); // Comparator Prototype
+ *
+ * uint8_t EndpointSearcher(void* CurrentDescriptor)
+ * {
+ * if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
+ * return DESCRIPTOR_SEARCH_Found;
+ * else
+ * return DESCRIPTOR_SEARCH_NotFound;
+ * }
+ *
+ * //...
+ *
+ * // After retrieving configuration descriptor:
+ * if (USB_Host_GetNextDescriptorComp(&BytesRemaining, &CurrentConfigLoc, EndpointSearcher) ==
+ * Descriptor_Search_Comp_Found)
+ * {
+ * // Do something with the endpoint descriptor
+ * }
+ * \endcode
+ */
+ uint8_t USB_GetNextDescriptorComp(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ ConfigComparatorPtr_t const ComparatorRoutine) ATTR_NON_NULL_PTR_ARG(1)
+ ATTR_NON_NULL_PTR_ARG(2) ATTR_NON_NULL_PTR_ARG(3);
+
+ /* Inline Functions: */
+ /** Skips over the current sub-descriptor inside the configuration descriptor, so that the pointer then
+ points to the next sub-descriptor. The bytes remaining value is automatically decremented.
+ *
+ * \param[in,out] BytesRem Pointer to the number of bytes remaining of the configuration descriptor.
+ * \param[in,out] CurrConfigLoc Pointer to the current descriptor inside the configuration descriptor.
+ */
+ static inline void USB_GetNextDescriptor(uint16_t* const BytesRem,
+ void** CurrConfigLoc) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+ static inline void USB_GetNextDescriptor(uint16_t* const BytesRem,
+ void** CurrConfigLoc)
+ {
+ uint16_t CurrDescriptorSize = DESCRIPTOR_CAST(*CurrConfigLoc, USB_Descriptor_Header_t).Size;
+
+ if (*BytesRem < CurrDescriptorSize)
+ CurrDescriptorSize = *BytesRem;
+
+ *CurrConfigLoc = (void*)((uintptr_t)*CurrConfigLoc + CurrDescriptorSize);
+ *BytesRem -= CurrDescriptorSize;
+ }
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/Device.h b/lib/lufa/LUFA/Drivers/USB/Core/Device.h
new file mode 100644
index 000000000..81b0e1702
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/Device.h
@@ -0,0 +1,159 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Common USB Device definitions for all architectures.
+ * \copydetails Group_Device
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * \defgroup Group_Device Device Management
+ * \brief USB Device management definitions for USB device mode.
+ *
+ * USB Device mode related definitions common to all architectures. This module contains definitions which
+ * are used when the USB controller is initialized in device mode.
+ *
+ * @{
+ */
+
+#ifndef __USBDEVICE_H__
+#define __USBDEVICE_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+ #include "StdDescriptors.h"
+ #include "USBInterrupt.h"
+ #include "Endpoint.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Enums: */
+ /** Enum for the various states of the USB Device state machine. Only some states are
+ * implemented in the LUFA library - other states are left to the user to implement.
+ *
+ * For information on each possible USB device state, refer to the USB 2.0 specification.
+ *
+ * \see \ref USB_DeviceState, which stores the current device state machine state.
+ */
+ enum USB_Device_States_t
+ {
+ DEVICE_STATE_Unattached = 0, /**< Internally implemented by the library. This state indicates
+ * that the device is not currently connected to a host.
+ */
+ DEVICE_STATE_Powered = 1, /**< Internally implemented by the library. This state indicates
+ * that the device is connected to a host, but enumeration has not
+ * yet begun.
+ */
+ DEVICE_STATE_Default = 2, /**< Internally implemented by the library. This state indicates
+ * that the device's USB bus has been reset by the host and it is
+ * now waiting for the host to begin the enumeration process.
+ */
+ DEVICE_STATE_Addressed = 3, /**< Internally implemented by the library. This state indicates
+ * that the device has been addressed by the USB Host, but is not
+ * yet configured.
+ */
+ DEVICE_STATE_Configured = 4, /**< May be implemented by the user project. This state indicates
+ * that the device has been enumerated by the host and is ready
+ * for USB communications to begin.
+ */
+ DEVICE_STATE_Suspended = 5, /**< May be implemented by the user project. This state indicates
+ * that the USB bus has been suspended by the host, and the device
+ * should power down to a minimal power level until the bus is
+ * resumed.
+ */
+ };
+
+ /* Function Prototypes: */
+ /** Function to retrieve a given descriptor's size and memory location from the given descriptor type value,
+ * index and language ID. This function MUST be overridden in the user application (added with full, identical
+ * prototype and name so that the library can call it to retrieve descriptor data.
+ *
+ * \param[in] wValue The type of the descriptor to retrieve in the upper byte, and the index in the
+ * lower byte (when more than one descriptor of the given type exists, such as the
+ * case of string descriptors). The type may be one of the standard types defined
+ * in the DescriptorTypes_t enum, or may be a class-specific descriptor type value.
+ * \param[in] wIndex The language ID of the string to return if the \c wValue type indicates
+ * \ref DTYPE_String, otherwise zero for standard descriptors, or as defined in a
+ * class-specific standards.
+ * \param[out] DescriptorAddress Pointer to the descriptor in memory. This should be set by the routine to
+ * the address of the descriptor.
+ * \param[out] DescriptorMemorySpace A value from the \ref USB_DescriptorMemorySpaces_t enum to indicate the memory
+ * space in which the descriptor is stored. This parameter does not exist when one
+ * of the \c USE_*_DESCRIPTORS compile time options is used, or on architectures which
+ * use a unified address space.
+ *
+ * \note By default, the library expects all descriptors to be located in flash memory via the \c PROGMEM attribute.
+ * If descriptors should be located in RAM or EEPROM instead (to speed up access in the case of RAM, or to
+ * allow the descriptors to be changed dynamically at runtime) either the \c USE_RAM_DESCRIPTORS or the
+ * \c USE_EEPROM_DESCRIPTORS tokens may be defined in the project makefile and passed to the compiler by the -D
+ * switch.
+ *
+ * \return Size in bytes of the descriptor if it exists, zero or \ref NO_DESCRIPTOR otherwise.
+ */
+ uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
+ const uint16_t wIndex,
+ const void** const DescriptorAddress
+ #if (defined(ARCH_HAS_MULTI_ADDRESS_SPACE) || defined(__DOXYGEN__)) && \
+ !(defined(USE_FLASH_DESCRIPTORS) || defined(USE_EEPROM_DESCRIPTORS) || defined(USE_RAM_DESCRIPTORS))
+ , uint8_t* const DescriptorMemorySpace
+ #endif
+ ) ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(3);
+
+ /* Architecture Includes: */
+ #if (ARCH == ARCH_AVR8)
+ #include "AVR8/Device_AVR8.h"
+ #elif (ARCH == ARCH_UC3)
+ #include "UC3/Device_UC3.h"
+ #elif (ARCH == ARCH_XMEGA)
+ #include "XMEGA/Device_XMEGA.h"
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/DeviceStandardReq.c b/lib/lufa/LUFA/Drivers/USB/Core/DeviceStandardReq.c
new file mode 100644
index 000000000..feb092dbf
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/DeviceStandardReq.c
@@ -0,0 +1,393 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#define __INCLUDE_FROM_DEVICESTDREQ_C
+#include "DeviceStandardReq.h"
+
+uint8_t USB_Device_ConfigurationNumber;
+
+#if !defined(NO_DEVICE_SELF_POWER)
+bool USB_Device_CurrentlySelfPowered;
+#endif
+
+#if !defined(NO_DEVICE_REMOTE_WAKEUP)
+bool USB_Device_RemoteWakeupEnabled;
+#endif
+
+void USB_Device_ProcessControlRequest(void)
+{
+ #if defined(ARCH_BIG_ENDIAN)
+ USB_ControlRequest.bmRequestType = Endpoint_Read_8();
+ USB_ControlRequest.bRequest = Endpoint_Read_8();
+ USB_ControlRequest.wValue = Endpoint_Read_16_LE();
+ USB_ControlRequest.wIndex = Endpoint_Read_16_LE();
+ USB_ControlRequest.wLength = Endpoint_Read_16_LE();
+ #else
+ uint8_t* RequestHeader = (uint8_t*)&USB_ControlRequest;
+
+ for (uint8_t RequestHeaderByte = 0; RequestHeaderByte < sizeof(USB_Request_Header_t); RequestHeaderByte++)
+ *(RequestHeader++) = Endpoint_Read_8();
+ #endif
+
+ EVENT_USB_Device_ControlRequest();
+
+ if (Endpoint_IsSETUPReceived())
+ {
+ uint8_t bmRequestType = USB_ControlRequest.bmRequestType;
+
+ switch (USB_ControlRequest.bRequest)
+ {
+ case REQ_GetStatus:
+ if ((bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE)) ||
+ (bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_ENDPOINT)))
+ {
+ USB_Device_GetStatus();
+ }
+
+ break;
+ case REQ_ClearFeature:
+ case REQ_SetFeature:
+ if ((bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_DEVICE)) ||
+ (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_ENDPOINT)))
+ {
+ USB_Device_ClearSetFeature();
+ }
+
+ break;
+ case REQ_SetAddress:
+ if (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_DEVICE))
+ USB_Device_SetAddress();
+
+ break;
+ case REQ_GetDescriptor:
+ if ((bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE)) ||
+ (bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_INTERFACE)))
+ {
+ USB_Device_GetDescriptor();
+ }
+
+ break;
+ case REQ_GetConfiguration:
+ if (bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE))
+ USB_Device_GetConfiguration();
+
+ break;
+ case REQ_SetConfiguration:
+ if (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_DEVICE))
+ USB_Device_SetConfiguration();
+
+ break;
+
+ default:
+ break;
+ }
+ }
+
+ if (Endpoint_IsSETUPReceived())
+ {
+ Endpoint_ClearSETUP();
+ Endpoint_StallTransaction();
+ }
+}
+
+static void USB_Device_SetAddress(void)
+{
+ uint8_t DeviceAddress = (USB_ControlRequest.wValue & 0x7F);
+
+ USB_Device_SetDeviceAddress(DeviceAddress);
+
+ Endpoint_ClearSETUP();
+
+ Endpoint_ClearStatusStage();
+
+ while (!(Endpoint_IsINReady()));
+
+ USB_Device_EnableDeviceAddress(DeviceAddress);
+
+ USB_DeviceState = (DeviceAddress) ? DEVICE_STATE_Addressed : DEVICE_STATE_Default;
+}
+
+static void USB_Device_SetConfiguration(void)
+{
+ #if defined(FIXED_NUM_CONFIGURATIONS)
+ if ((uint8_t)USB_ControlRequest.wValue > FIXED_NUM_CONFIGURATIONS)
+ return;
+ #else
+ USB_Descriptor_Device_t* DevDescriptorPtr;
+
+ #if defined(ARCH_HAS_MULTI_ADDRESS_SPACE)
+ #if defined(USE_FLASH_DESCRIPTORS)
+ #define MemoryAddressSpace MEMSPACE_FLASH
+ #elif defined(USE_EEPROM_DESCRIPTORS)
+ #define MemoryAddressSpace MEMSPACE_EEPROM
+ #elif defined(USE_RAM_DESCRIPTORS)
+ #define MemoryAddressSpace MEMSPACE_RAM
+ #else
+ uint8_t MemoryAddressSpace;
+ #endif
+ #endif
+
+ if (CALLBACK_USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DevDescriptorPtr
+ #if defined(ARCH_HAS_MULTI_ADDRESS_SPACE) && \
+ !(defined(USE_FLASH_DESCRIPTORS) || defined(USE_EEPROM_DESCRIPTORS) || defined(USE_RAM_DESCRIPTORS))
+ , &MemoryAddressSpace
+ #endif
+ ) == NO_DESCRIPTOR)
+ {
+ return;
+ }
+
+ #if defined(ARCH_HAS_MULTI_ADDRESS_SPACE)
+ if (MemoryAddressSpace == MEMSPACE_FLASH)
+ {
+ if (((uint8_t)USB_ControlRequest.wValue > pgm_read_byte(&DevDescriptorPtr->NumberOfConfigurations)))
+ return;
+ }
+ else if (MemoryAddressSpace == MEMSPACE_EEPROM)
+ {
+ if (((uint8_t)USB_ControlRequest.wValue > eeprom_read_byte(&DevDescriptorPtr->NumberOfConfigurations)))
+ return;
+ }
+ else
+ {
+ if ((uint8_t)USB_ControlRequest.wValue > DevDescriptorPtr->NumberOfConfigurations)
+ return;
+ }
+ #else
+ if ((uint8_t)USB_ControlRequest.wValue > DevDescriptorPtr->NumberOfConfigurations)
+ return;
+ #endif
+ #endif
+
+ Endpoint_ClearSETUP();
+
+ USB_Device_ConfigurationNumber = (uint8_t)USB_ControlRequest.wValue;
+
+ Endpoint_ClearStatusStage();
+
+ if (USB_Device_ConfigurationNumber)
+ USB_DeviceState = DEVICE_STATE_Configured;
+ else
+ USB_DeviceState = (USB_Device_IsAddressSet()) ? DEVICE_STATE_Configured : DEVICE_STATE_Powered;
+
+ EVENT_USB_Device_ConfigurationChanged();
+}
+
+static void USB_Device_GetConfiguration(void)
+{
+ Endpoint_ClearSETUP();
+
+ Endpoint_Write_8(USB_Device_ConfigurationNumber);
+ Endpoint_ClearIN();
+
+ Endpoint_ClearStatusStage();
+}
+
+#if !defined(NO_INTERNAL_SERIAL) && (USE_INTERNAL_SERIAL != NO_DESCRIPTOR)
+static void USB_Device_GetInternalSerialDescriptor(void)
+{
+ struct
+ {
+ USB_Descriptor_Header_t Header;
+ uint16_t UnicodeString[INTERNAL_SERIAL_LENGTH_BITS / 4];
+ } SignatureDescriptor;
+
+ SignatureDescriptor.Header.Type = DTYPE_String;
+ SignatureDescriptor.Header.Size = USB_STRING_LEN(INTERNAL_SERIAL_LENGTH_BITS / 4);
+
+ USB_Device_GetSerialString(SignatureDescriptor.UnicodeString);
+
+ Endpoint_ClearSETUP();
+
+ Endpoint_Write_Control_Stream_LE(&SignatureDescriptor, sizeof(SignatureDescriptor));
+ Endpoint_ClearOUT();
+}
+#endif
+
+static void USB_Device_GetDescriptor(void)
+{
+ const void* DescriptorPointer;
+ uint16_t DescriptorSize;
+
+ #if defined(ARCH_HAS_MULTI_ADDRESS_SPACE) && \
+ !(defined(USE_FLASH_DESCRIPTORS) || defined(USE_EEPROM_DESCRIPTORS) || defined(USE_RAM_DESCRIPTORS))
+ uint8_t DescriptorAddressSpace;
+ #endif
+
+ #if !defined(NO_INTERNAL_SERIAL) && (USE_INTERNAL_SERIAL != NO_DESCRIPTOR)
+ if (USB_ControlRequest.wValue == ((DTYPE_String << 8) | USE_INTERNAL_SERIAL))
+ {
+ USB_Device_GetInternalSerialDescriptor();
+ return;
+ }
+ #endif
+
+ if ((DescriptorSize = CALLBACK_USB_GetDescriptor(USB_ControlRequest.wValue, USB_ControlRequest.wIndex,
+ &DescriptorPointer
+ #if defined(ARCH_HAS_MULTI_ADDRESS_SPACE) && \
+ !(defined(USE_FLASH_DESCRIPTORS) || defined(USE_EEPROM_DESCRIPTORS) || defined(USE_RAM_DESCRIPTORS))
+ , &DescriptorAddressSpace
+ #endif
+ )) == NO_DESCRIPTOR)
+ {
+ return;
+ }
+
+ Endpoint_ClearSETUP();
+
+ #if defined(USE_RAM_DESCRIPTORS) || !defined(ARCH_HAS_MULTI_ADDRESS_SPACE)
+ Endpoint_Write_Control_Stream_LE(DescriptorPointer, DescriptorSize);
+ #elif defined(USE_EEPROM_DESCRIPTORS)
+ Endpoint_Write_Control_EStream_LE(DescriptorPointer, DescriptorSize);
+ #elif defined(USE_FLASH_DESCRIPTORS)
+ Endpoint_Write_Control_PStream_LE(DescriptorPointer, DescriptorSize);
+ #else
+ if (DescriptorAddressSpace == MEMSPACE_FLASH)
+ Endpoint_Write_Control_PStream_LE(DescriptorPointer, DescriptorSize);
+ else if (DescriptorAddressSpace == MEMSPACE_EEPROM)
+ Endpoint_Write_Control_EStream_LE(DescriptorPointer, DescriptorSize);
+ else
+ Endpoint_Write_Control_Stream_LE(DescriptorPointer, DescriptorSize);
+ #endif
+
+ Endpoint_ClearOUT();
+}
+
+static void USB_Device_GetStatus(void)
+{
+ uint8_t CurrentStatus = 0;
+
+ switch (USB_ControlRequest.bmRequestType)
+ {
+ case (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE):
+ {
+ #if !defined(NO_DEVICE_SELF_POWER)
+ if (USB_Device_CurrentlySelfPowered)
+ CurrentStatus |= FEATURE_SELFPOWERED_ENABLED;
+ #endif
+
+ #if !defined(NO_DEVICE_REMOTE_WAKEUP)
+ if (USB_Device_RemoteWakeupEnabled)
+ CurrentStatus |= FEATURE_REMOTE_WAKEUP_ENABLED;
+ #endif
+ break;
+ }
+ case (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_ENDPOINT):
+ {
+ #if !defined(CONTROL_ONLY_DEVICE)
+ uint8_t EndpointIndex = ((uint8_t)USB_ControlRequest.wIndex & ENDPOINT_EPNUM_MASK);
+
+ if (EndpointIndex >= ENDPOINT_TOTAL_ENDPOINTS)
+ return;
+
+ Endpoint_SelectEndpoint(EndpointIndex);
+
+ CurrentStatus = Endpoint_IsStalled();
+
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
+ #endif
+
+ break;
+ }
+ default:
+ return;
+ }
+
+ Endpoint_ClearSETUP();
+
+ Endpoint_Write_16_LE(CurrentStatus);
+ Endpoint_ClearIN();
+
+ Endpoint_ClearStatusStage();
+}
+
+static void USB_Device_ClearSetFeature(void)
+{
+ switch (USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_RECIPIENT)
+ {
+ #if !defined(NO_DEVICE_REMOTE_WAKEUP)
+ case REQREC_DEVICE:
+ {
+ if ((uint8_t)USB_ControlRequest.wValue == FEATURE_SEL_DeviceRemoteWakeup)
+ USB_Device_RemoteWakeupEnabled = (USB_ControlRequest.bRequest == REQ_SetFeature);
+ else
+ return;
+
+ break;
+ }
+ #endif
+ #if !defined(CONTROL_ONLY_DEVICE)
+ case REQREC_ENDPOINT:
+ {
+ if ((uint8_t)USB_ControlRequest.wValue == FEATURE_SEL_EndpointHalt)
+ {
+ uint8_t EndpointIndex = ((uint8_t)USB_ControlRequest.wIndex & ENDPOINT_EPNUM_MASK);
+
+ if (EndpointIndex == ENDPOINT_CONTROLEP || EndpointIndex >= ENDPOINT_TOTAL_ENDPOINTS)
+ return;
+
+ Endpoint_SelectEndpoint(EndpointIndex);
+
+ if (Endpoint_IsEnabled())
+ {
+ if (USB_ControlRequest.bRequest == REQ_SetFeature)
+ {
+ Endpoint_StallTransaction();
+ }
+ else
+ {
+ Endpoint_ClearStall();
+ Endpoint_ResetEndpoint(EndpointIndex);
+ Endpoint_ResetDataToggle();
+ }
+ }
+ }
+
+ break;
+ }
+ #endif
+ default:
+ return;
+ }
+
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
+
+ Endpoint_ClearSETUP();
+
+ Endpoint_ClearStatusStage();
+}
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/DeviceStandardReq.h b/lib/lufa/LUFA/Drivers/USB/Core/DeviceStandardReq.h
new file mode 100644
index 000000000..14badcda1
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/DeviceStandardReq.h
@@ -0,0 +1,158 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB device standard request management.
+ *
+ * This file contains the function prototypes necessary for the processing of incoming standard control requests
+ * when the library is in USB device mode.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+#ifndef __DEVICESTDREQ_H__
+#define __DEVICESTDREQ_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+ #include "StdDescriptors.h"
+ #include "Events.h"
+ #include "StdRequestType.h"
+ #include "USBTask.h"
+ #include "USBController.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Enums: */
+ #if defined(ARCH_HAS_MULTI_ADDRESS_SPACE) || defined(__DOXYGEN__)
+ /** Enum for the possible descriptor memory spaces, for the \c MemoryAddressSpace parameter of the
+ * \ref CALLBACK_USB_GetDescriptor() function. This can be used when none of the \c USE_*_DESCRIPTORS
+ * compile time options are used, to indicate in which memory space the descriptor is stored.
+ *
+ * \ingroup Group_Device
+ */
+ enum USB_DescriptorMemorySpaces_t
+ {
+ #if defined(ARCH_HAS_FLASH_ADDRESS_SPACE) || defined(__DOXYGEN__)
+ MEMSPACE_FLASH = 0, /**< Indicates the requested descriptor is located in FLASH memory. */
+ #endif
+ #if defined(ARCH_HAS_EEPROM_ADDRESS_SPACE) || defined(__DOXYGEN__)
+ MEMSPACE_EEPROM = 1, /**< Indicates the requested descriptor is located in EEPROM memory. */
+ #endif
+ MEMSPACE_RAM = 2, /**< Indicates the requested descriptor is located in RAM memory. */
+ };
+ #endif
+
+ /* Global Variables: */
+ /** Indicates the currently set configuration number of the device. USB devices may have several
+ * different configurations which the host can select between; this indicates the currently selected
+ * value, or 0 if no configuration has been selected.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ *
+ * \ingroup Group_Device
+ */
+ extern uint8_t USB_Device_ConfigurationNumber;
+
+ #if !defined(NO_DEVICE_REMOTE_WAKEUP)
+ /** Indicates if the host is currently allowing the device to issue remote wakeup events. If this
+ * flag is cleared, the device should not issue remote wakeup events to the host.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ *
+ * \note To reduce FLASH usage of the compiled applications where Remote Wakeup is not supported,
+ * this global and the underlying management code can be disabled by defining the
+ * \c NO_DEVICE_REMOTE_WAKEUP token in the project makefile and passing it to the compiler via
+ * the -D switch.
+ *
+ * \ingroup Group_Device
+ */
+ extern bool USB_Device_RemoteWakeupEnabled;
+ #endif
+
+ #if !defined(NO_DEVICE_SELF_POWER)
+ /** Indicates if the device is currently being powered by its own power supply, rather than being
+ * powered by the host's USB supply. This flag should remain cleared if the device does not
+ * support self powered mode, as indicated in the device descriptors.
+ *
+ * \ingroup Group_Device
+ */
+ extern bool USB_Device_CurrentlySelfPowered;
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ #if defined(USE_RAM_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS)
+ #error USE_RAM_DESCRIPTORS and USE_EEPROM_DESCRIPTORS are mutually exclusive.
+ #elif defined(USE_RAM_DESCRIPTORS) && defined(USE_FLASH_DESCRIPTORS)
+ #error USE_RAM_DESCRIPTORS and USE_FLASH_DESCRIPTORS are mutually exclusive.
+ #elif defined(USE_FLASH_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS)
+ #error USE_FLASH_DESCRIPTORS and USE_EEPROM_DESCRIPTORS are mutually exclusive.
+ #elif defined(USE_FLASH_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS) && defined(USE_RAM_DESCRIPTORS)
+ #error Only one of the USE_*_DESCRIPTORS modes should be selected.
+ #endif
+
+ /* Function Prototypes: */
+ void USB_Device_ProcessControlRequest(void);
+
+ #if defined(__INCLUDE_FROM_DEVICESTDREQ_C)
+ static void USB_Device_SetAddress(void);
+ static void USB_Device_SetConfiguration(void);
+ static void USB_Device_GetConfiguration(void);
+ static void USB_Device_GetDescriptor(void);
+ static void USB_Device_GetStatus(void);
+ static void USB_Device_ClearSetFeature(void);
+
+ #if !defined(NO_INTERNAL_SERIAL) && (USE_INTERNAL_SERIAL != NO_DESCRIPTOR)
+ static void USB_Device_GetInternalSerialDescriptor(void);
+ #endif
+ #endif
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/Endpoint.h b/lib/lufa/LUFA/Drivers/USB/Core/Endpoint.h
new file mode 100644
index 000000000..b577f6347
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/Endpoint.h
@@ -0,0 +1,130 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Endpoint definitions for all architectures.
+ * \copydetails Group_EndpointManagement
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_EndpointManagement
+ * \defgroup Group_EndpointRW Endpoint Data Reading and Writing
+ * \brief Endpoint data read/write definitions.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing from and to endpoints.
+ */
+
+/** \ingroup Group_EndpointRW
+ * \defgroup Group_EndpointPrimitiveRW Read/Write of Primitive Data Types
+ * \brief Endpoint data primitive read/write definitions.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of primitive data types
+ * from and to endpoints.
+ */
+
+/** \ingroup Group_EndpointManagement
+ * \defgroup Group_EndpointPacketManagement Endpoint Packet Management
+ * \brief USB Endpoint package management definitions.
+ *
+ * Functions, macros, variables, enums and types related to packet management of endpoints.
+ */
+
+/** \ingroup Group_USB
+ * \defgroup Group_EndpointManagement Endpoint Management
+ * \brief Endpoint management definitions.
+ *
+ * Functions, macros and enums related to endpoint management when in USB Device mode. This
+ * module contains the endpoint management macros, as well as endpoint interrupt and data
+ * send/receive functions for various data types.
+ *
+ * @{
+ */
+
+#ifndef __ENDPOINT_H__
+#define __ENDPOINT_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Type Defines: */
+ /** Type define for a endpoint table entry, used to configure endpoints in groups via
+ * \ref Endpoint_ConfigureEndpointTable().
+ */
+ typedef struct
+ {
+ uint8_t Address; /**< Address of the endpoint to configure, or zero if the table entry is to be unused. */
+ uint16_t Size; /**< Size of the endpoint bank, in bytes. */
+ uint8_t Type; /**< Type of the endpoint, a \c EP_TYPE_* mask. */
+ uint8_t Banks; /**< Number of hardware banks to use for the endpoint. */
+ } USB_Endpoint_Table_t;
+
+ /* Macros: */
+ /** Endpoint number mask, for masking against endpoint addresses to retrieve the endpoint's
+ * numerical address in the device.
+ */
+ #define ENDPOINT_EPNUM_MASK 0x0F
+
+ /** Endpoint address for the default control endpoint, which always resides in address 0. This is
+ * defined for convenience to give more readable code when used with the endpoint macros.
+ */
+ #define ENDPOINT_CONTROLEP 0
+
+ /* Architecture Includes: */
+ #if (ARCH == ARCH_AVR8)
+ #include "AVR8/Endpoint_AVR8.h"
+ #elif (ARCH == ARCH_UC3)
+ #include "UC3/Endpoint_UC3.h"
+ #elif (ARCH == ARCH_XMEGA)
+ #include "XMEGA/Endpoint_XMEGA.h"
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/EndpointStream.h b/lib/lufa/LUFA/Drivers/USB/Core/EndpointStream.h
new file mode 100644
index 000000000..156d155b3
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/EndpointStream.h
@@ -0,0 +1,124 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Endpoint data stream transmission and reception management.
+ * \copydetails Group_EndpointStreamRW
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_EndpointRW
+ * \defgroup Group_EndpointStreamRW Read/Write of Multi-Byte Streams
+ * \brief Endpoint data stream transmission and reception management.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of data streams from
+ * and to endpoints.
+ *
+ * @{
+ */
+
+#ifndef __ENDPOINT_STREAM_H__
+#define __ENDPOINT_STREAM_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Enums: */
+ /** Enum for the possible error return codes of the \c Endpoint_*_Stream_* functions. */
+ enum Endpoint_Stream_RW_ErrorCodes_t
+ {
+ ENDPOINT_RWSTREAM_NoError = 0, /**< Command completed successfully, no error. */
+ ENDPOINT_RWSTREAM_EndpointStalled = 1, /**< The endpoint was stalled during the stream
+ * transfer by the host or device.
+ */
+ ENDPOINT_RWSTREAM_DeviceDisconnected = 2, /**< Device was disconnected from the host during
+ * the transfer.
+ */
+ ENDPOINT_RWSTREAM_BusSuspended = 3, /**< The USB bus has been suspended by the host and
+ * no USB endpoint traffic can occur until the bus
+ * has resumed.
+ */
+ ENDPOINT_RWSTREAM_Timeout = 4, /**< The host failed to accept or send the next packet
+ * within the software timeout period set by the
+ * \ref USB_STREAM_TIMEOUT_MS macro.
+ */
+ ENDPOINT_RWSTREAM_IncompleteTransfer = 5, /**< Indicates that the endpoint bank became full or empty before
+ * the complete contents of the current stream could be
+ * transferred. The endpoint stream function should be called
+ * again to process the next chunk of data in the transfer.
+ */
+ };
+
+ /** Enum for the possible error return codes of the \c Endpoint_*_Control_Stream_* functions. */
+ enum Endpoint_ControlStream_RW_ErrorCodes_t
+ {
+ ENDPOINT_RWCSTREAM_NoError = 0, /**< Command completed successfully, no error. */
+ ENDPOINT_RWCSTREAM_HostAborted = 1, /**< The aborted the transfer prematurely. */
+ ENDPOINT_RWCSTREAM_DeviceDisconnected = 2, /**< Device was disconnected from the host during
+ * the transfer.
+ */
+ ENDPOINT_RWCSTREAM_BusSuspended = 3, /**< The USB bus has been suspended by the host and
+ * no USB endpoint traffic can occur until the bus
+ * has resumed.
+ */
+ };
+
+ /* Architecture Includes: */
+ #if (ARCH == ARCH_AVR8)
+ #include "AVR8/EndpointStream_AVR8.h"
+ #elif (ARCH == ARCH_UC3)
+ #include "UC3/EndpointStream_UC3.h"
+ #elif (ARCH == ARCH_XMEGA)
+ #include "XMEGA/EndpointStream_XMEGA.h"
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/Events.c b/lib/lufa/LUFA/Drivers/USB/Core/Events.c
new file mode 100644
index 000000000..186557956
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/Events.c
@@ -0,0 +1,39 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#define __INCLUDE_FROM_EVENTS_C
+#define __INCLUDE_FROM_USB_DRIVER
+#include "Events.h"
+
+void USB_Event_Stub(void)
+{
+
+}
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/Events.h b/lib/lufa/LUFA/Drivers/USB/Core/Events.h
new file mode 100644
index 000000000..57fd0d9af
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/Events.h
@@ -0,0 +1,372 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Event management definitions.
+ * \copydetails Group_Events
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * \defgroup Group_Events USB Events
+ * \brief USB Event management definitions.
+ *
+ * This module contains macros and functions relating to the management of library events, which are small
+ * pieces of code similar to ISRs which are run when a given condition is met. Each event can be fired from
+ * multiple places in the user or library code, which may or may not be inside an ISR, thus each handler
+ * should be written to be as small and fast as possible to prevent possible problems.
+ *
+ * Events can be hooked by the user application by declaring a handler function with the same name and parameters
+ * listed here. If an event with no user-associated handler is fired within the library, it by default maps to an
+ * internal empty stub function.
+ *
+ * Each event must only have one associated event handler, but can be raised by multiple sources by calling the
+ * event handler function (with any required event parameters).
+ *
+ * @{
+ */
+
+#ifndef __USBEVENTS_H__
+#define __USBEVENTS_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Pseudo-Functions for Doxygen: */
+ #if !defined(__INCLUDE_FROM_EVENTS_C) || defined(__DOXYGEN__)
+ /** Event for USB mode pin level change. This event fires when the USB interface is set to dual role
+ * mode, and the UID pin level has changed to indicate a new mode (device or host). This event fires
+ * before the mode is switched to the newly indicated mode but after the \ref EVENT_USB_Device_Disconnect
+ * event has fired (if disconnected before the role change).
+ *
+ * \note This event only exists on microcontrollers that support dual role USB modes.
+ * \n\n
+ *
+ * \note This event does not exist if the \c USB_DEVICE_ONLY or \c USB_HOST_ONLY tokens have been supplied
+ * to the compiler (see \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_UIDChange(void);
+
+ /** Event for USB host error. This event fires when a hardware fault has occurred whilst the USB
+ * interface is in host mode.
+ *
+ * \param[in] ErrorCode Error code indicating the failure reason, a value in \ref USB_Host_ErrorCodes_t.
+ *
+ * \note This event only exists on microcontrollers that supports USB host mode.
+ * \n\n
+ *
+ * \note This event does not exist if the \c USB_DEVICE_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Host_HostError(const uint8_t ErrorCode);
+
+ /** Event for USB device attachment. This event fires when a the USB interface is in host mode, and
+ * a USB device has been connected to the USB interface. This is interrupt driven, thus fires before
+ * the standard \ref EVENT_USB_Device_Connect() event and so can be used to programmatically start the USB
+ * management task to reduce CPU consumption.
+ *
+ * \note This event only exists on microcontrollers that supports USB host mode.
+ * \n\n
+ *
+ * \note This event does not exist if the \c USB_DEVICE_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ *
+ * \see \ref USB_USBTask() for more information on the USB management task and reducing CPU usage.
+ */
+ void EVENT_USB_Host_DeviceAttached(void);
+
+ /** Event for USB device removal. This event fires when a the USB interface is in host mode, and
+ * a USB device has been removed the USB interface whether or not it has been enumerated. This
+ * can be used to programmatically stop the USB management task to reduce CPU consumption.
+ *
+ * \note This event only exists on microcontrollers that supports USB host mode.
+ * \n\n
+ *
+ * \note This event does not exist if the \c USB_DEVICE_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ *
+ * \see \ref USB_USBTask() for more information on the USB management task and reducing CPU usage.
+ */
+ void EVENT_USB_Host_DeviceUnattached(void);
+
+ /** Event for USB device enumeration failure. This event fires when a the USB interface is
+ * in host mode, and an attached USB device has failed to enumerate completely.
+ *
+ * \param[in] ErrorCode Error code indicating the failure reason, a value in
+ * \ref USB_Host_EnumerationErrorCodes_t.
+ *
+ * \param[in] SubErrorCode Sub error code indicating the reason for failure - for example, if the
+ * ErrorCode parameter indicates a control error, this will give the error
+ * code returned by the \ref USB_Host_SendControlRequest() function.
+ *
+ * \note This event only exists on microcontrollers that supports USB host mode.
+ * \n\n
+ *
+ * \note This event does not exist if the \c USB_DEVICE_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode,
+ const uint8_t SubErrorCode);
+
+ /** Event for USB device enumeration completion. This event fires when a the USB interface is
+ * in host mode and an attached USB device has been completely enumerated and is ready to be
+ * controlled by the user application.
+ *
+ * This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
+ * 1 second) when a transaction is waiting to be processed by the device will prevent break communications
+ * and cause the host to reset the USB bus.
+ *
+ * \note This event only exists on microcontrollers that supports USB host mode.
+ * \n\n
+ *
+ * \note This event does not exist if the \c USB_DEVICE_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Host_DeviceEnumerationComplete(void);
+
+ /** Event for USB Start Of Frame detection, when enabled. This event fires at the start of each USB
+ * frame, once per millisecond, and is synchronized to the USB bus. This can be used as an accurate
+ * millisecond timer source when the USB bus is not suspended while in host mode.
+ *
+ * This event is time-critical; it is run once per millisecond and thus long handlers will significantly
+ * degrade device performance. This event should only be enabled when needed to reduce device wake-ups.
+ *
+ * \note This event is not normally active - it must be manually enabled and disabled via the
+ * \ref USB_Host_EnableSOFEvents() and \ref USB_Host_DisableSOFEvents() commands after enumeration of
+ * a USB device.
+ * \n\n
+ *
+ * \note This event does not exist if the \c USB_DEVICE_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Host_StartOfFrame(void);
+
+ /** Event for USB device connection. This event fires when the microcontroller is in USB Device mode
+ * and the device is connected to a USB host, beginning the enumeration process measured by a rising
+ * level on the microcontroller's VBUS sense pin.
+ *
+ * This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
+ * two seconds) will prevent the device from enumerating correctly.
+ *
+ * \attention This event may fire multiple times during device enumeration on the microcontrollers with limited USB controllers
+ * if \c NO_LIMITED_CONTROLLER_CONNECT is not defined.
+ *
+ * \note For the microcontrollers with limited USB controller functionality, VBUS sensing is not available.
+ * this means that the current connection state is derived from the bus suspension and wake up events by default,
+ * which is not always accurate (host may suspend the bus while still connected). If the actual connection state
+ * needs to be determined, VBUS should be routed to an external pin, and the auto-detect behavior turned off by
+ * passing the \c NO_LIMITED_CONTROLLER_CONNECT token to the compiler via the -D switch at compile time. The connection
+ * and disconnection events may be manually fired, and the \ref USB_DeviceState global changed manually.
+ * \n\n
+ *
+ * \see \ref Group_USBManagement for more information on the USB management task and reducing CPU usage.
+ */
+ void EVENT_USB_Device_Connect(void);
+
+ /** Event for USB device disconnection. This event fires when the microcontroller is in USB Device mode and the device is
+ * disconnected from a host, measured by a falling level on the microcontroller's VBUS sense pin.
+ *
+ * \attention This event may fire multiple times during device enumeration on the microcontrollers with limited USB controllers
+ * if \c NO_LIMITED_CONTROLLER_CONNECT is not defined.
+ *
+ * \note For the microcontrollers with limited USB controllers, VBUS sense is not available to the USB controller.
+ * this means that the current connection state is derived from the bus suspension and wake up events by default,
+ * which is not always accurate (host may suspend the bus while still connected). If the actual connection state
+ * needs to be determined, VBUS should be routed to an external pin, and the auto-detect behavior turned off by
+ * passing the \c NO_LIMITED_CONTROLLER_CONNECT token to the compiler via the -D switch at compile time. The connection
+ * and disconnection events may be manually fired, and the \ref USB_DeviceState global changed manually.
+ * \n\n
+ *
+ * \see \ref Group_USBManagement for more information on the USB management task and reducing CPU usage.
+ */
+ void EVENT_USB_Device_Disconnect(void);
+
+ /** Event for control requests. This event fires when a the USB host issues a control request
+ * to the mandatory device control endpoint (of address 0). This may either be a standard
+ * request that the library may have a handler code for internally, or a class specific request
+ * issued to the device which must be handled appropriately. If a request is not processed in the
+ * user application via this event, it will be passed to the library for processing internally
+ * if a suitable handler exists.
+ *
+ * This event is time-critical; each packet within the request transaction must be acknowledged or
+ * sent within 50ms or the host will abort the transfer.
+ *
+ * The library internally handles all standard control requests with the exceptions of SYNC FRAME,
+ * SET DESCRIPTOR and SET INTERFACE. These and all other non-standard control requests will be left
+ * for the user to process via this event if desired. If not handled in the user application or by
+ * the library internally, unknown requests are automatically STALLed.
+ *
+ * \note This event does not exist if the \c USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ * \n\n
+ *
+ * \note Requests should be handled in the same manner as described in the USB 2.0 Specification,
+ * or appropriate class specification. In all instances, the library has already read the
+ * request SETUP parameters into the \ref USB_ControlRequest structure which should then be used
+ * by the application to determine how to handle the issued request.
+ */
+ void EVENT_USB_Device_ControlRequest(void);
+
+ /** Event for USB configuration number changed. This event fires when a the USB host changes the
+ * selected configuration number while in device mode. This event should be hooked in device
+ * applications to create the endpoints and configure the device for the selected configuration.
+ *
+ * This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
+ * one second) will prevent the device from enumerating correctly.
+ *
+ * This event fires after the value of \ref USB_Device_ConfigurationNumber has been changed.
+ *
+ * \note This event does not exist if the \c USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Device_ConfigurationChanged(void);
+
+ /** Event for USB suspend. This event fires when a the USB host suspends the device by halting its
+ * transmission of Start Of Frame pulses to the device. This is generally hooked in order to move
+ * the device over to a low power state until the host wakes up the device. If the USB interface is
+ * enumerated with the \ref USB_OPT_AUTO_PLL option set, the library will automatically suspend the
+ * USB PLL before the event is fired to save power.
+ *
+ * \note This event does not exist if the \c USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ * \n\n
+ *
+ * \note This event does not exist on the microcontrollers with limited USB VBUS sensing abilities
+ * when the \c NO_LIMITED_CONTROLLER_CONNECT compile time token is not set - see
+ * \ref EVENT_USB_Device_Disconnect.
+ *
+ * \see \ref EVENT_USB_Device_WakeUp() event for accompanying Wake Up event.
+ */
+ void EVENT_USB_Device_Suspend(void);
+
+ /** Event for USB wake up. This event fires when a the USB interface is suspended while in device
+ * mode, and the host wakes up the device by supplying Start Of Frame pulses. This is generally
+ * hooked to pull the user application out of a low power state and back into normal operating
+ * mode. If the USB interface is enumerated with the \ref USB_OPT_AUTO_PLL option set, the library
+ * will automatically restart the USB PLL before the event is fired.
+ *
+ * \note This event does not exist if the \c USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ * \n\n
+ *
+ * \note This event does not exist on the microcontrollers with limited USB VBUS sensing abilities
+ * when the \c NO_LIMITED_CONTROLLER_CONNECT compile time token is not set - see
+ * \ref EVENT_USB_Device_Disconnect.
+ *
+ * \see \ref EVENT_USB_Device_Suspend() event for accompanying Suspend event.
+ */
+ void EVENT_USB_Device_WakeUp(void);
+
+ /** Event for USB interface reset. This event fires when the USB interface is in device mode, and
+ * a the USB host requests that the device reset its interface. This event fires after the control
+ * endpoint has been automatically configured by the library.
+ *
+ * This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
+ * two seconds) will prevent the device from enumerating correctly.
+ *
+ * \note This event does not exist if the \c USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Device_Reset(void);
+
+ /** Event for USB Start Of Frame detection, when enabled. This event fires at the start of each USB
+ * frame, once per millisecond, and is synchronized to the USB bus. This can be used as an accurate
+ * millisecond timer source when the USB bus is enumerated in device mode to a USB host.
+ *
+ * This event is time-critical; it is run once per millisecond and thus long handlers will significantly
+ * degrade device performance. This event should only be enabled when needed to reduce device wake-ups.
+ *
+ * \pre This event is not normally active - it must be manually enabled and disabled via the
+ * \ref USB_Device_EnableSOFEvents() and \ref USB_Device_DisableSOFEvents() commands after enumeration.
+ * \n\n
+ *
+ * \note This event does not exist if the \c USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Device_StartOfFrame(void);
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Function Prototypes: */
+ #if defined(__INCLUDE_FROM_EVENTS_C)
+ void USB_Event_Stub(void) ATTR_CONST;
+
+ #if defined(USB_CAN_BE_BOTH)
+ void EVENT_USB_UIDChange(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ #endif
+
+ #if defined(USB_CAN_BE_HOST)
+ void EVENT_USB_Host_HostError(const uint8_t ErrorCode) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Host_DeviceAttached(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Host_DeviceUnattached(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Host_DeviceEnumerationComplete(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode,
+ const uint8_t SubErrorCode)
+ ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Host_StartOfFrame(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ #endif
+
+ #if defined(USB_CAN_BE_DEVICE)
+ void EVENT_USB_Device_Connect(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_Disconnect(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_ControlRequest(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_ConfigurationChanged(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_Suspend(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_WakeUp(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_Reset(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_StartOfFrame(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ #endif
+ #endif
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/Host.h b/lib/lufa/LUFA/Drivers/USB/Core/Host.h
new file mode 100644
index 000000000..50410b2be
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/Host.h
@@ -0,0 +1,139 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Common USB Host definitions for all architectures.
+ * \copydetails Group_Host
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * \defgroup Group_Host Host Management
+ * \brief USB Host management definitions for USB host mode.
+ *
+ * USB Host mode related macros and enums. This module contains macros and enums which are used when
+ * the USB controller is initialized in host mode.
+ *
+ * @{
+ */
+
+#ifndef __USBHOST_H__
+#define __USBHOST_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Enums: */
+ /** Enum for the various states of the USB Host state machine.
+ *
+ * For information on each possible USB host state, refer to the USB 2.0 specification.
+ * Several of the USB host states are broken up further into multiple smaller sub-states,
+ * so that they can be internally implemented inside the library in an efficient manner.
+ *
+ * \see \ref USB_HostState, which stores the current host state machine state.
+ */
+ enum USB_Host_States_t
+ {
+ HOST_STATE_WaitForDevice = 0, /**< This state indicates that the stack is waiting for an interval
+ * to elapse before continuing with the next step of the device
+ * enumeration process.
+ */
+ HOST_STATE_Unattached = 1, /**< This state indicates that the host state machine is waiting for
+ * a device to be attached so that it can start the enumeration process.
+ */
+ HOST_STATE_Powered = 2, /**< This state indicates that a device has been attached, and the
+ * library's internals are being configured to begin the enumeration
+ * process.
+ */
+ HOST_STATE_Powered_WaitForDeviceSettle = 3, /**< This state indicates that the stack is waiting for the initial
+ * settling period to elapse before beginning the enumeration process.
+ */
+ HOST_STATE_Powered_WaitForConnect = 4, /**< This state indicates that the stack is waiting for a connection event
+ * from the USB controller to indicate a valid USB device has been attached
+ * to the bus and is ready to be enumerated.
+ */
+ HOST_STATE_Powered_DoReset = 5, /**< This state indicates that a valid USB device has been attached, and that
+ * it will now be reset to ensure it is ready for enumeration.
+ */
+ HOST_STATE_Powered_ConfigPipe = 6, /**< This state indicates that the attached device is currently powered and
+ * reset, and that the control pipe is now being configured by the stack.
+ */
+ HOST_STATE_Default = 7, /**< This state indicates that the stack is currently retrieving the control
+ * endpoint's size from the device, so that the control pipe can be altered
+ * to match.
+ */
+ HOST_STATE_Default_PostReset = 8, /**< This state indicates that the control pipe is being reconfigured to match
+ * the retrieved control endpoint size from the device, and the device's USB
+ * bus address is being set.
+ */
+ HOST_STATE_Default_PostAddressSet = 9, /**< This state indicates that the device's address has now been set, and the
+ * stack is has now completed the device enumeration process. This state causes
+ * the stack to change the current USB device address to that set for the
+ * connected device, before progressing to the \ref HOST_STATE_Addressed state
+ * ready for use in the user application.
+ */
+ HOST_STATE_Addressed = 10, /**< Indicates that the device has been enumerated and addressed, and is now waiting
+ * for the user application to configure the device ready for use.
+ */
+ HOST_STATE_Configured = 11, /**< Indicates that the device has been configured into a valid device configuration,
+ * ready for general use by the user application.
+ */
+ };
+
+ /* Architecture Includes: */
+ #if (ARCH == ARCH_AVR8)
+ #include "AVR8/Host_AVR8.h"
+ #elif (ARCH == ARCH_UC3)
+ #include "UC3/Host_UC3.h"
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/HostStandardReq.c b/lib/lufa/LUFA/Drivers/USB/Core/HostStandardReq.c
new file mode 100644
index 000000000..42a934daa
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/HostStandardReq.c
@@ -0,0 +1,322 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#define __INCLUDE_FROM_HOSTSTDREQ_C
+#include "HostStandardReq.h"
+
+uint8_t USB_Host_ConfigurationNumber;
+
+static uint8_t USB_Host_SendControlRequest_PRV(void* const BufferPtr)
+{
+ uint8_t* DataStream = (uint8_t*)BufferPtr;
+ uint8_t ReturnStatus = HOST_SENDCONTROL_Successful;
+ uint16_t DataLen = USB_ControlRequest.wLength;
+
+ USB_Host_ResumeBus();
+
+ if ((ReturnStatus = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
+ return ReturnStatus;
+
+ Pipe_SetPipeToken(PIPE_TOKEN_SETUP);
+ Pipe_ClearError();
+
+ Pipe_Unfreeze();
+
+ #if defined(ARCH_BIG_ENDIAN)
+ Pipe_Write_8(USB_ControlRequest.bmRequestType);
+ Pipe_Write_8(USB_ControlRequest.bRequest);
+ Pipe_Write_16_LE(USB_ControlRequest.wValue);
+ Pipe_Write_16_LE(USB_ControlRequest.wIndex);
+ Pipe_Write_16_LE(USB_ControlRequest.wLength);
+ #else
+ uint8_t* HeaderStream = (uint8_t*)&USB_ControlRequest;
+
+ for (uint8_t HeaderByte = 0; HeaderByte < sizeof(USB_Request_Header_t); HeaderByte++)
+ Pipe_Write_8(*(HeaderStream++));
+ #endif
+
+ Pipe_ClearSETUP();
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_SetupSent)) != HOST_SENDCONTROL_Successful)
+ return ReturnStatus;
+
+ Pipe_Freeze();
+
+ if ((ReturnStatus = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
+ return ReturnStatus;
+
+ if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_DIRECTION) == REQDIR_DEVICETOHOST)
+ {
+ Pipe_SetPipeToken(PIPE_TOKEN_IN);
+
+ if (DataStream != NULL)
+ {
+ while (DataLen)
+ {
+ Pipe_Unfreeze();
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_InReceived)) != HOST_SENDCONTROL_Successful)
+ return ReturnStatus;
+
+ if (!(Pipe_BytesInPipe()))
+ DataLen = 0;
+
+ while (Pipe_BytesInPipe() && DataLen)
+ {
+ *(DataStream++) = Pipe_Read_8();
+ DataLen--;
+ }
+
+ Pipe_Freeze();
+ Pipe_ClearIN();
+ }
+ }
+
+ Pipe_SetPipeToken(PIPE_TOKEN_OUT);
+ Pipe_Unfreeze();
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
+ return ReturnStatus;
+
+ Pipe_ClearOUT();
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
+ return ReturnStatus;
+ }
+ else
+ {
+ if (DataStream != NULL)
+ {
+ Pipe_SetPipeToken(PIPE_TOKEN_OUT);
+ Pipe_Unfreeze();
+
+ while (DataLen)
+ {
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
+ return ReturnStatus;
+
+ while (DataLen && (Pipe_BytesInPipe() < USB_Host_ControlPipeSize))
+ {
+ Pipe_Write_8(*(DataStream++));
+ DataLen--;
+ }
+
+ Pipe_ClearOUT();
+ }
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
+ return ReturnStatus;
+
+ Pipe_Freeze();
+ }
+
+ Pipe_SetPipeToken(PIPE_TOKEN_IN);
+ Pipe_Unfreeze();
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_InReceived)) != HOST_SENDCONTROL_Successful)
+ return ReturnStatus;
+
+ Pipe_ClearIN();
+ }
+
+ return ReturnStatus;
+}
+
+static uint8_t USB_Host_WaitForIOS(const uint8_t WaitType)
+{
+ #if (USB_HOST_TIMEOUT_MS < 0xFF)
+ uint8_t TimeoutCounter = USB_HOST_TIMEOUT_MS;
+ #else
+ uint16_t TimeoutCounter = USB_HOST_TIMEOUT_MS;
+ #endif
+
+ while (!(((WaitType == USB_HOST_WAITFOR_SetupSent) && Pipe_IsSETUPSent()) ||
+ ((WaitType == USB_HOST_WAITFOR_InReceived) && Pipe_IsINReceived()) ||
+ ((WaitType == USB_HOST_WAITFOR_OutReady) && Pipe_IsOUTReady())))
+ {
+ uint8_t ErrorCode;
+
+ if ((ErrorCode = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
+ return ErrorCode;
+
+ if (!(TimeoutCounter--))
+ return HOST_SENDCONTROL_SoftwareTimeOut;
+ }
+
+ return HOST_SENDCONTROL_Successful;
+}
+
+uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
+{
+ bool BusSuspended = USB_Host_IsBusSuspended();
+ uint8_t ReturnStatus = USB_Host_SendControlRequest_PRV(BufferPtr);
+
+ Pipe_Freeze();
+
+ if (BusSuspended)
+ USB_Host_SuspendBus();
+
+ Pipe_ResetPipe(PIPE_CONTROLPIPE);
+
+ return ReturnStatus;
+}
+
+uint8_t USB_Host_SetDeviceConfiguration(const uint8_t ConfigNumber)
+{
+ uint8_t ErrorCode;
+
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_DEVICE),
+ .bRequest = REQ_SetConfiguration,
+ .wValue = ConfigNumber,
+ .wIndex = 0,
+ .wLength = 0,
+ };
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ if ((ErrorCode = USB_Host_SendControlRequest(NULL)) == HOST_SENDCONTROL_Successful)
+ {
+ USB_Host_ConfigurationNumber = ConfigNumber;
+ USB_HostState = (ConfigNumber) ? HOST_STATE_Configured : HOST_STATE_Addressed;
+ }
+
+ return ErrorCode;
+}
+
+uint8_t USB_Host_GetDeviceConfiguration(uint8_t* const ConfigNumber)
+{
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE),
+ .bRequest = REQ_GetConfiguration,
+ .wValue = 0,
+ .wIndex = 0,
+ .wLength = sizeof(uint8_t),
+ };
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ return USB_Host_SendControlRequest(ConfigNumber);
+}
+
+uint8_t USB_Host_GetDescriptor(const uint8_t Type,
+ const uint8_t Index,
+ void* const Buffer,
+ const uint8_t BufferLength)
+{
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE),
+ .bRequest = REQ_GetDescriptor,
+ .wValue = (((uint16_t)Type << 8) | Index),
+ .wIndex = 0,
+ .wLength = BufferLength,
+ };
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ return USB_Host_SendControlRequest(Buffer);
+}
+
+uint8_t USB_Host_GetDeviceStatus(uint8_t* const FeatureStatus)
+{
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE),
+ .bRequest = REQ_GetStatus,
+ .wValue = 0,
+ .wIndex = 0,
+ .wLength = 0,
+ };
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ return USB_Host_SendControlRequest(FeatureStatus);
+}
+
+uint8_t USB_Host_ClearEndpointStall(const uint8_t EndpointAddress)
+{
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_ENDPOINT),
+ .bRequest = REQ_ClearFeature,
+ .wValue = FEATURE_SEL_EndpointHalt,
+ .wIndex = EndpointAddress,
+ .wLength = 0,
+ };
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ return USB_Host_SendControlRequest(NULL);
+}
+
+uint8_t USB_Host_SetInterfaceAltSetting(const uint8_t InterfaceIndex,
+ const uint8_t AltSetting)
+{
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_INTERFACE),
+ .bRequest = REQ_SetInterface,
+ .wValue = AltSetting,
+ .wIndex = InterfaceIndex,
+ .wLength = 0,
+ };
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ return USB_Host_SendControlRequest(NULL);
+}
+
+uint8_t USB_Host_GetInterfaceAltSetting(const uint8_t InterfaceIndex,
+ uint8_t* const AltSetting)
+{
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_INTERFACE),
+ .bRequest = REQ_GetInterface,
+ .wValue = 0,
+ .wIndex = InterfaceIndex,
+ .wLength = sizeof(uint8_t),
+ };
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ return USB_Host_SendControlRequest(AltSetting);
+}
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/HostStandardReq.h b/lib/lufa/LUFA/Drivers/USB/Core/HostStandardReq.h
new file mode 100644
index 000000000..66542690a
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/HostStandardReq.h
@@ -0,0 +1,292 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB host standard request management.
+ *
+ * This file contains the function prototypes necessary for the issuing of outgoing standard control requests
+ * when the library is in USB host mode.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+#ifndef __HOSTSTDREQ_H__
+#define __HOSTSTDREQ_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+ #include "StdRequestType.h"
+ #include "USBController.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ #if !defined(USB_HOST_TIMEOUT_MS) || defined(__DOXYGEN__)
+ /** Constant for the maximum software timeout period of sent USB control transactions to an attached
+ * device. If a device fails to respond to a sent control request within this period, the
+ * library will return a timeout error code.
+ *
+ * This value may be overridden in the user project makefile as the value of the
+ * \ref USB_HOST_TIMEOUT_MS token, and passed to the compiler using the -D switch.
+ */
+ #define USB_HOST_TIMEOUT_MS 1000
+ #endif
+
+ /* Enums: */
+ /** Enum for the \ref USB_Host_SendControlRequest() return code, indicating the reason for the error
+ * if the transfer of the request is unsuccessful.
+ *
+ * \ingroup Group_PipeControlReq
+ */
+ enum USB_Host_SendControlErrorCodes_t
+ {
+ HOST_SENDCONTROL_Successful = 0, /**< No error occurred in the request transfer. */
+ HOST_SENDCONTROL_DeviceDisconnected = 1, /**< The attached device was disconnected during the
+ * request transfer.
+ */
+ HOST_SENDCONTROL_PipeError = 2, /**< An error occurred in the pipe while sending the request. */
+ HOST_SENDCONTROL_SetupStalled = 3, /**< The attached device stalled the request, usually
+ * indicating that the request is unsupported on the device.
+ */
+ HOST_SENDCONTROL_SoftwareTimeOut = 4, /**< The request or data transfer timed out. */
+ };
+
+ /* Global Variables: */
+ /** Indicates the currently set configuration number of the attached device. This indicates the currently
+ * selected configuration value if one has been set successfully, or 0 if no configuration has been selected.
+ *
+ * To set a device configuration, call the \ref USB_Host_SetDeviceConfiguration() function.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ *
+ * \ingroup Group_Host
+ */
+ extern uint8_t USB_Host_ConfigurationNumber;
+
+ /* Function Prototypes: */
+ /** Sends the request stored in the \ref USB_ControlRequest global structure to the attached device,
+ * and transfers the data stored in the buffer to the device, or from the device to the buffer
+ * as requested. The transfer is made on the currently selected pipe.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[in] BufferPtr Pointer to the start of the data buffer if the request has a data stage, or
+ * \c NULL if the request transfers no data to or from the device.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ uint8_t USB_Host_SendControlRequest(void* const BufferPtr);
+
+ /** Sends a SET CONFIGURATION standard request to the attached device, with the given configuration index.
+ *
+ * This routine will automatically update the \ref USB_HostState and \ref USB_Host_ConfigurationNumber
+ * state variables according to the given function parameters and the result of the request.
+ *
+ * \note After this routine returns, the control pipe will be selected.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[in] ConfigNumber Configuration index to send to the device.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ uint8_t USB_Host_SetDeviceConfiguration(const uint8_t ConfigNumber);
+
+ /** Sends a GET CONFIGURATION standard request to the attached device, to retrieve the currently selected
+ * device configuration index.
+ *
+ * \note After this routine returns, the control pipe will be selected.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[out] ConfigNumber Pointer to a location where the retrieved configuration index should be stored.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ uint8_t USB_Host_GetDeviceConfiguration(uint8_t* const ConfigNumber) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Sends a GET DESCRIPTOR standard request to the attached device, requesting the descriptor of the
+ * specified type and index.
+ *
+ * \note After this routine returns, the control pipe will be selected.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[in] Type Type of descriptor to retrieve, a value from the \ref USB_DescriptorTypes_t enum.
+ * \param[in] Index Index of the descriptor to retrieve.
+ * \param[out] Buffer Pointer to the destination buffer where the retrieved string descriptor is to be stored.
+ * \param[in] BufferLength Maximum size of the string descriptor which can be stored into the buffer.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ uint8_t USB_Host_GetDescriptor(const uint8_t Type,
+ const uint8_t Index,
+ void* const Buffer,
+ const uint8_t BufferLength) ATTR_NON_NULL_PTR_ARG(3);
+
+ /** Retrieves the current feature status of the attached device, via a GET STATUS standard request. The
+ * retrieved feature status can then be examined by masking the retrieved value with the various
+ * \c FEATURE_* masks for bus/self power information and remote wakeup support.
+ *
+ * \note After this routine returns, the control pipe will be selected.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[out] FeatureStatus Location where the retrieved feature status should be stored.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ uint8_t USB_Host_GetDeviceStatus(uint8_t* const FeatureStatus) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Clears a stall condition on the given pipe, via a CLEAR FEATURE standard request to the attached device.
+ *
+ * \note After this routine returns, the control pipe will be selected.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[in] EndpointAddress Address of the endpoint to clear, including the endpoint's direction.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ uint8_t USB_Host_ClearEndpointStall(const uint8_t EndpointAddress);
+
+ /** Selects a given alternative setting for the specified interface, via a SET INTERFACE standard request to
+ * the attached device.
+ *
+ * \note After this routine returns, the control pipe will be selected.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[in] InterfaceIndex Index of the interface whose alternative setting is to be altered.
+ * \param[in] AltSetting Index of the interface's alternative setting which is to be selected.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ uint8_t USB_Host_SetInterfaceAltSetting(const uint8_t InterfaceIndex,
+ const uint8_t AltSetting);
+
+
+ /** Retrieves the current alternative setting for the specified interface, via a GET INTERFACE standard request to
+ * the attached device.
+ *
+ * \note After this routine returns, the control pipe will be selected.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[in] InterfaceIndex Index of the interface whose alternative setting is to be altered.
+ * \param[out] AltSetting Pointer to a location where the retrieved alternative setting value should be stored.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ uint8_t USB_Host_GetInterfaceAltSetting(const uint8_t InterfaceIndex,
+ uint8_t* const AltSetting) ATTR_NON_NULL_PTR_ARG(2);
+
+ /* Inline Functions: */
+ /** Sends a GET DESCRIPTOR standard request to the attached device, requesting the device descriptor.
+ * This can be used to easily retrieve information about the device such as its VID, PID and power
+ * requirements. This is a convenience wrapper for \ref USB_Host_GetDescriptor().
+ *
+ * \note After this routine returns, the control pipe will be selected.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[out] DeviceDescriptorPtr Pointer to the destination device descriptor structure where
+ * the read data is to be stored.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ static inline uint8_t USB_Host_GetDeviceDescriptor(USB_Descriptor_Device_t* const DeviceDescriptorPtr) ATTR_NON_NULL_PTR_ARG(1);
+ static inline uint8_t USB_Host_GetDeviceDescriptor(USB_Descriptor_Device_t* const DeviceDescriptorPtr)
+ {
+ return USB_Host_GetDescriptor(DTYPE_Device, 0, DeviceDescriptorPtr, sizeof(USB_Descriptor_Device_t));
+ }
+
+ /** Sends a GET DESCRIPTOR standard request to the attached device, requesting the string descriptor
+ * of the specified index. This can be used to easily retrieve string descriptors from the device by
+ * index, after the index is obtained from the Device or Configuration descriptors. This is a convenience
+ * wrapper for \ref USB_Host_GetDescriptor().
+ *
+ * \note After this routine returns, the control pipe will be selected.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[in] Index Index of the string descriptor to retrieve.
+ * \param[out] Buffer Pointer to the destination buffer where the retrieved string descriptor is
+ * to be stored.
+ * \param[in] BufferLength Maximum size of the string descriptor which can be stored into the buffer.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ static inline uint8_t USB_Host_GetDeviceStringDescriptor(const uint8_t Index,
+ void* const Buffer,
+ const uint8_t BufferLength) ATTR_NON_NULL_PTR_ARG(2);
+ static inline uint8_t USB_Host_GetDeviceStringDescriptor(const uint8_t Index,
+ void* const Buffer,
+ const uint8_t BufferLength)
+ {
+ return USB_Host_GetDescriptor(DTYPE_String, Index, Buffer, BufferLength);
+ }
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Enums: */
+ enum USB_WaitForTypes_t
+ {
+ USB_HOST_WAITFOR_SetupSent,
+ USB_HOST_WAITFOR_InReceived,
+ USB_HOST_WAITFOR_OutReady,
+ };
+
+ /* Function Prototypes: */
+ #if defined(__INCLUDE_FROM_HOSTSTDREQ_C)
+ static uint8_t USB_Host_SendControlRequest_PRV(void* const BufferPtr);
+ static uint8_t USB_Host_WaitForIOS(const uint8_t WaitType);
+ #endif
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/OTG.h b/lib/lufa/LUFA/Drivers/USB/Core/OTG.h
new file mode 100644
index 000000000..6293e4cac
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/OTG.h
@@ -0,0 +1,80 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Common USB OTG definitions for all architectures.
+ * \copydetails Group_OTG
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * \defgroup Group_OTG USB On The Go (OTG) Management
+ * \brief USB OTG management definitions.
+ *
+ * This module contains macros for embedded USB hosts with dual role On The Go capabilities, for managing role
+ * exchange. OTG is a way for two USB dual role devices to talk to one another directly without fixed device/host
+ * roles.
+ *
+ * @{
+ */
+
+#ifndef __USBOTG_H__
+#define __USBOTG_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Architecture Includes: */
+ #if (ARCH == ARCH_AVR8)
+ #include "AVR8/OTG_AVR8.h"
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/Pipe.h b/lib/lufa/LUFA/Drivers/USB/Core/Pipe.h
new file mode 100644
index 000000000..0697078d0
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/Pipe.h
@@ -0,0 +1,144 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Common USB Pipe definitions for all architectures.
+ * \copydetails Group_PipeManagement
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_PipeManagement
+ * \defgroup Group_PipeRW Pipe Data Reading and Writing
+ * \brief Pipe data read/write definitions.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing from and to pipes.
+ */
+
+/** \ingroup Group_PipeRW
+ * \defgroup Group_PipePrimitiveRW Read/Write of Primitive Data Types
+ * \brief Pipe data primitive read/write definitions.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of primitive data types
+ * from and to pipes.
+ */
+
+/** \ingroup Group_PipeManagement
+ * \defgroup Group_PipePacketManagement Pipe Packet Management
+ * \brief Pipe packet management definitions.
+ *
+ * Functions, macros, variables, enums and types related to packet management of pipes.
+ */
+
+/** \ingroup Group_PipeManagement
+ * \defgroup Group_PipeControlReq Pipe Control Request Management
+ * \brief Pipe control request definitions.
+ *
+ * Module for host mode request processing. This module allows for the transmission of standard, class and
+ * vendor control requests to the default control endpoint of an attached device while in host mode.
+ *
+ * \see Chapter 9 of the USB 2.0 specification.
+ */
+
+/** \ingroup Group_USB
+ * \defgroup Group_PipeManagement Pipe Management
+ * \brief Pipe management definitions.
+ *
+ * This module contains functions, macros and enums related to pipe management when in USB Host mode. This
+ * module contains the pipe management macros, as well as pipe interrupt and data send/receive functions
+ * for various data types.
+ *
+ * @{
+ */
+
+#ifndef __PIPE_H__
+#define __PIPE_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Type Defines: */
+ /** Type define for a pipe table entry, used to configure pipes in groups via
+ * \ref Pipe_ConfigurePipeTable().
+ */
+ typedef struct
+ {
+ uint8_t Address; /**< Address of the pipe to configure, or zero if the table entry is to be unused. */
+ uint16_t Size; /**< Size of the pipe bank, in bytes. */
+ uint8_t EndpointAddress; /**< Address of the endpoint in the connected device. */
+ uint8_t Type; /**< Type of the endpoint, a \c EP_TYPE_* mask. */
+ uint8_t Banks; /**< Number of hardware banks to use for the pipe. */
+ } USB_Pipe_Table_t;
+
+ /* Macros: */
+ /** Pipe address for the default control pipe, which always resides in address 0. This is
+ * defined for convenience to give more readable code when used with the pipe macros.
+ */
+ #define PIPE_CONTROLPIPE 0
+
+ /** Pipe number mask, for masking against pipe addresses to retrieve the pipe's numerical address
+ * in the device.
+ */
+ #define PIPE_PIPENUM_MASK 0x0F
+
+ /** Endpoint number mask, for masking against endpoint addresses to retrieve the endpoint's
+ * numerical address in the attached device.
+ */
+ #define PIPE_EPNUM_MASK 0x0F
+
+ /* Architecture Includes: */
+ #if (ARCH == ARCH_AVR8)
+ #include "AVR8/Pipe_AVR8.h"
+ #elif (ARCH == ARCH_UC3)
+ #include "UC3/Pipe_UC3.h"
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/PipeStream.h b/lib/lufa/LUFA/Drivers/USB/Core/PipeStream.h
new file mode 100644
index 000000000..878530284
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/PipeStream.h
@@ -0,0 +1,100 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Pipe data stream transmission and reception management.
+ * \copydetails Group_PipeStreamRW
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_PipeRW
+ * \defgroup Group_PipeStreamRW Read/Write of Multi-Byte Streams
+ * \brief Pipe data stream transmission and reception management.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of data streams from
+ * and to pipes.
+ *
+ * @{
+ */
+
+#ifndef __PIPE_STREAM_H__
+#define __PIPE_STREAM_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Enums: */
+ /** Enum for the possible error return codes of the Pipe_*_Stream_* functions. */
+ enum Pipe_Stream_RW_ErrorCodes_t
+ {
+ PIPE_RWSTREAM_NoError = 0, /**< Command completed successfully, no error. */
+ PIPE_RWSTREAM_PipeStalled = 1, /**< The device stalled the pipe during the transfer. */
+ PIPE_RWSTREAM_DeviceDisconnected = 2, /**< Device was disconnected from the host during
+ * the transfer.
+ */
+ PIPE_RWSTREAM_Timeout = 3, /**< The device failed to accept or send the next packet
+ * within the software timeout period set by the
+ * \ref USB_STREAM_TIMEOUT_MS macro.
+ */
+ PIPE_RWSTREAM_IncompleteTransfer = 4, /**< Indicates that the pipe bank became full/empty before the
+ * complete contents of the stream could be transferred.
+ */
+ };
+
+ /* Architecture Includes: */
+ #if (ARCH == ARCH_AVR8)
+ #include "AVR8/PipeStream_AVR8.h"
+ #elif (ARCH == ARCH_UC3)
+ #include "UC3/PipeStream_UC3.h"
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/StdDescriptors.h b/lib/lufa/LUFA/Drivers/USB/Core/StdDescriptors.h
new file mode 100644
index 000000000..381c02c53
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/StdDescriptors.h
@@ -0,0 +1,765 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Common standard USB Descriptor definitions for all architectures.
+ * \copydetails Group_StdDescriptors
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * \defgroup Group_StdDescriptors USB Descriptors
+ * \brief Standard USB Descriptor definitions.
+ *
+ * Standard USB device descriptor defines and retrieval routines, for USB devices. This module contains
+ * structures and macros for the easy creation of standard USB descriptors in USB device projects.
+ *
+ * @{
+ */
+
+#ifndef __USBDESCRIPTORS_H__
+#define __USBDESCRIPTORS_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+ #include "Events.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Indicates that a given descriptor does not exist in the device. This can be used inside descriptors
+ * for string descriptor indexes, or may be use as a return value for GetDescriptor when the specified
+ * descriptor does not exist.
+ */
+ #define NO_DESCRIPTOR 0
+
+ /** Macro to calculate the power value for the configuration descriptor, from a given number of milliamperes.
+ *
+ * \param[in] mA Maximum number of milliamps the device consumes when the given configuration is selected.
+ */
+ #define USB_CONFIG_POWER_MA(mA) ((mA) >> 1)
+
+ /** Macro to calculate the Unicode length of a string with a given number of Unicode characters.
+ * Should be used in string descriptor's headers for giving the string descriptor's byte length.
+ *
+ * \param[in] UnicodeChars Number of Unicode characters in the string text.
+ */
+ #define USB_STRING_LEN(UnicodeChars) (sizeof(USB_Descriptor_Header_t) + ((UnicodeChars) << 1))
+
+ /** Convenience macro to easily create \ref USB_Descriptor_String_t instances from a wide character string.
+ *
+ * \note This macro is for little-endian systems only.
+ *
+ * \param[in] String String to initialize a USB String Descriptor structure with.
+ */
+ #define USB_STRING_DESCRIPTOR(String) { .Header = {.Size = sizeof(USB_Descriptor_Header_t) + (sizeof(String) - 2), .Type = DTYPE_String}, .UnicodeString = String }
+
+ /** Convenience macro to easily create \ref USB_Descriptor_String_t instances from an array of characters.
+ *
+ * \param[in] ... Characters to initialize a USB String Descriptor structure with.
+ */
+ #define USB_STRING_DESCRIPTOR_ARRAY(...) { .Header = {.Size = sizeof(USB_Descriptor_Header_t) + sizeof((uint16_t){__VA_ARGS__}), .Type = DTYPE_String}, .UnicodeString = {__VA_ARGS__} }
+
+ /** Macro to encode a given major/minor/revision version number into Binary Coded Decimal format for descriptor
+ * fields requiring BCD encoding, such as the USB version number in the standard device descriptor.
+ *
+ * \note This value is automatically converted into Little Endian, suitable for direct use inside device
+ * descriptors on all architectures without endianness conversion macros.
+ *
+ * \param[in] Major Major version number to encode.
+ * \param[in] Minor Minor version number to encode.
+ * \param[in] Revision Revision version number to encode.
+ */
+ #define VERSION_BCD(Major, Minor, Revision) \
+ CPU_TO_LE16( ((Major & 0xFF) << 8) | \
+ ((Minor & 0x0F) << 4) | \
+ (Revision & 0x0F) )
+
+ /** String language ID for the English language. Should be used in \ref USB_Descriptor_String_t descriptors
+ * to indicate that the English language is supported by the device in its string descriptors.
+ */
+ #define LANGUAGE_ID_ENG 0x0409
+
+ /** \name USB Configuration Descriptor Attribute Masks */
+ //@{
+ /** Mask for the reserved bit in the Configuration Descriptor's \c ConfigAttributes field, which must be set on all
+ * devices for historical purposes.
+ */
+ #define USB_CONFIG_ATTR_RESERVED 0x80
+
+ /** Can be masked with other configuration descriptor attributes for a \ref USB_Descriptor_Configuration_Header_t
+ * descriptor's \c ConfigAttributes value to indicate that the specified configuration can draw its power
+ * from the device's own power source.
+ */
+ #define USB_CONFIG_ATTR_SELFPOWERED 0x40
+
+ /** Can be masked with other configuration descriptor attributes for a \ref USB_Descriptor_Configuration_Header_t
+ * descriptor's \c ConfigAttributes value to indicate that the specified configuration supports the
+ * remote wakeup feature of the USB standard, allowing a suspended USB device to wake up the host upon
+ * request.
+ */
+ #define USB_CONFIG_ATTR_REMOTEWAKEUP 0x20
+ //@}
+
+ /** \name Endpoint Descriptor Attribute Masks */
+ //@{
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * \c Attributes value to indicate that the specified endpoint is not synchronized.
+ *
+ * \see The USB specification for more details on the possible Endpoint attributes.
+ */
+ #define ENDPOINT_ATTR_NO_SYNC (0 << 2)
+
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * \c Attributes value to indicate that the specified endpoint is asynchronous.
+ *
+ * \see The USB specification for more details on the possible Endpoint attributes.
+ */
+ #define ENDPOINT_ATTR_ASYNC (1 << 2)
+
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * \c Attributes value to indicate that the specified endpoint is adaptive.
+ *
+ * \see The USB specification for more details on the possible Endpoint attributes.
+ */
+ #define ENDPOINT_ATTR_ADAPTIVE (2 << 2)
+
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * \c Attributes value to indicate that the specified endpoint is synchronized.
+ *
+ * \see The USB specification for more details on the possible Endpoint attributes.
+ */
+ #define ENDPOINT_ATTR_SYNC (3 << 2)
+ //@}
+
+ /** \name Endpoint Descriptor Usage Masks */
+ //@{
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * \c Attributes value to indicate that the specified endpoint is used for data transfers.
+ *
+ * \see The USB specification for more details on the possible Endpoint usage attributes.
+ */
+ #define ENDPOINT_USAGE_DATA (0 << 4)
+
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * \c Attributes value to indicate that the specified endpoint is used for feedback.
+ *
+ * \see The USB specification for more details on the possible Endpoint usage attributes.
+ */
+ #define ENDPOINT_USAGE_FEEDBACK (1 << 4)
+
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * \c Attributes value to indicate that the specified endpoint is used for implicit feedback.
+ *
+ * \see The USB specification for more details on the possible Endpoint usage attributes.
+ */
+ #define ENDPOINT_USAGE_IMPLICIT_FEEDBACK (2 << 4)
+ //@}
+
+ /* Enums: */
+ /** Enum for the possible standard descriptor types, as given in each descriptor's header. */
+ enum USB_DescriptorTypes_t
+ {
+ DTYPE_Device = 0x01, /**< Indicates that the descriptor is a device descriptor. */
+ DTYPE_Configuration = 0x02, /**< Indicates that the descriptor is a configuration descriptor. */
+ DTYPE_String = 0x03, /**< Indicates that the descriptor is a string descriptor. */
+ DTYPE_Interface = 0x04, /**< Indicates that the descriptor is an interface descriptor. */
+ DTYPE_Endpoint = 0x05, /**< Indicates that the descriptor is an endpoint descriptor. */
+ DTYPE_DeviceQualifier = 0x06, /**< Indicates that the descriptor is a device qualifier descriptor. */
+ DTYPE_Other = 0x07, /**< Indicates that the descriptor is of other type. */
+ DTYPE_InterfacePower = 0x08, /**< Indicates that the descriptor is an interface power descriptor. */
+ DTYPE_InterfaceAssociation = 0x0B, /**< Indicates that the descriptor is an interface association descriptor. */
+ DTYPE_CSInterface = 0x24, /**< Indicates that the descriptor is a class specific interface descriptor. */
+ DTYPE_CSEndpoint = 0x25, /**< Indicates that the descriptor is a class specific endpoint descriptor. */
+ };
+
+ /** Enum for possible Class, Subclass and Protocol values of device and interface descriptors. */
+ enum USB_Descriptor_ClassSubclassProtocol_t
+ {
+ USB_CSCP_NoDeviceClass = 0x00, /**< Descriptor Class value indicating that the device does not belong
+ * to a particular class at the device level.
+ */
+ USB_CSCP_NoDeviceSubclass = 0x00, /**< Descriptor Subclass value indicating that the device does not belong
+ * to a particular subclass at the device level.
+ */
+ USB_CSCP_NoDeviceProtocol = 0x00, /**< Descriptor Protocol value indicating that the device does not belong
+ * to a particular protocol at the device level.
+ */
+ USB_CSCP_VendorSpecificClass = 0xFF, /**< Descriptor Class value indicating that the device/interface belongs
+ * to a vendor specific class.
+ */
+ USB_CSCP_VendorSpecificSubclass = 0xFF, /**< Descriptor Subclass value indicating that the device/interface belongs
+ * to a vendor specific subclass.
+ */
+ USB_CSCP_VendorSpecificProtocol = 0xFF, /**< Descriptor Protocol value indicating that the device/interface belongs
+ * to a vendor specific protocol.
+ */
+ USB_CSCP_IADDeviceClass = 0xEF, /**< Descriptor Class value indicating that the device belongs to the
+ * Interface Association Descriptor class.
+ */
+ USB_CSCP_IADDeviceSubclass = 0x02, /**< Descriptor Subclass value indicating that the device belongs to the
+ * Interface Association Descriptor subclass.
+ */
+ USB_CSCP_IADDeviceProtocol = 0x01, /**< Descriptor Protocol value indicating that the device belongs to the
+ * Interface Association Descriptor protocol.
+ */
+ };
+
+ /* Type Defines: */
+ /** \brief Standard USB Descriptor Header (LUFA naming conventions).
+ *
+ * Type define for all descriptors' standard header, indicating the descriptor's length and type. This structure
+ * uses LUFA-specific element names to make each element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_Header_t for the version of this type with standard element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ uint8_t Size; /**< Size of the descriptor, in bytes. */
+ uint8_t Type; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ } ATTR_PACKED USB_Descriptor_Header_t;
+
+ /** \brief Standard USB Descriptor Header (USB-IF naming conventions).
+ *
+ * Type define for all descriptors' standard header, indicating the descriptor's length and type. This structure
+ * uses the relevant standard's given element names to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_Header_t for the version of this type with non-standard LUFA specific element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ } ATTR_PACKED USB_StdDescriptor_Header_t;
+
+ /** \brief Standard USB Device Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard Device Descriptor. This structure uses LUFA-specific element names to make each
+ * element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_Device_t for the version of this type with standard element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ uint16_t USBSpecification; /**< BCD of the supported USB specification.
+ *
+ * \see \ref VERSION_BCD() utility macro.
+ */
+ uint8_t Class; /**< USB device class. */
+ uint8_t SubClass; /**< USB device subclass. */
+ uint8_t Protocol; /**< USB device protocol. */
+
+ uint8_t Endpoint0Size; /**< Size of the control (address 0) endpoint's bank in bytes. */
+
+ uint16_t VendorID; /**< Vendor ID for the USB product. */
+ uint16_t ProductID; /**< Unique product ID for the USB product. */
+ uint16_t ReleaseNumber; /**< Product release (version) number.
+ *
+ * \see \ref VERSION_BCD() utility macro.
+ */
+ uint8_t ManufacturerStrIndex; /**< String index for the manufacturer's name. The
+ * host will request this string via a separate
+ * control request for the string descriptor.
+ *
+ * \note If no string supplied, use \ref NO_DESCRIPTOR.
+ */
+ uint8_t ProductStrIndex; /**< String index for the product name/details.
+ *
+ * \see ManufacturerStrIndex structure entry.
+ */
+ uint8_t SerialNumStrIndex; /**< String index for the product's globally unique hexadecimal
+ * serial number, in uppercase Unicode ASCII.
+ *
+ * \note On some microcontroller models, there is an embedded serial number
+ * in the chip which can be used for the device serial number.
+ * To use this serial number, set this to \c USE_INTERNAL_SERIAL.
+ * On unsupported devices, this will evaluate to \ref NO_DESCRIPTOR
+ * and will cause the host to generate a pseudo-unique value for the
+ * device upon insertion.
+ *
+ * \see \c ManufacturerStrIndex structure entry.
+ */
+ uint8_t NumberOfConfigurations; /**< Total number of configurations supported by
+ * the device.
+ */
+ } ATTR_PACKED USB_Descriptor_Device_t;
+
+ /** \brief Standard USB Device Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard Device Descriptor. This structure uses the relevant standard's given element names
+ * to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_Device_t for the version of this type with non-standard LUFA specific element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ uint16_t bcdUSB; /**< BCD of the supported USB specification.
+ *
+ * \see \ref VERSION_BCD() utility macro.
+ */
+ uint8_t bDeviceClass; /**< USB device class. */
+ uint8_t bDeviceSubClass; /**< USB device subclass. */
+ uint8_t bDeviceProtocol; /**< USB device protocol. */
+ uint8_t bMaxPacketSize0; /**< Size of the control (address 0) endpoint's bank in bytes. */
+ uint16_t idVendor; /**< Vendor ID for the USB product. */
+ uint16_t idProduct; /**< Unique product ID for the USB product. */
+ uint16_t bcdDevice; /**< Product release (version) number.
+ *
+ * \see \ref VERSION_BCD() utility macro.
+ */
+ uint8_t iManufacturer; /**< String index for the manufacturer's name. The
+ * host will request this string via a separate
+ * control request for the string descriptor.
+ *
+ * \note If no string supplied, use \ref NO_DESCRIPTOR.
+ */
+ uint8_t iProduct; /**< String index for the product name/details.
+ *
+ * \see ManufacturerStrIndex structure entry.
+ */
+ uint8_t iSerialNumber; /**< String index for the product's globally unique hexadecimal
+ * serial number, in uppercase Unicode ASCII.
+ *
+ * \note On some microcontroller models, there is an embedded serial number
+ * in the chip which can be used for the device serial number.
+ * To use this serial number, set this to \c USE_INTERNAL_SERIAL.
+ * On unsupported devices, this will evaluate to \ref NO_DESCRIPTOR
+ * and will cause the host to generate a pseudo-unique value for the
+ * device upon insertion.
+ *
+ * \see \c ManufacturerStrIndex structure entry.
+ */
+ uint8_t bNumConfigurations; /**< Total number of configurations supported by
+ * the device.
+ */
+ } ATTR_PACKED USB_StdDescriptor_Device_t;
+
+ /** \brief Standard USB Device Qualifier Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard Device Qualifier Descriptor. This structure uses LUFA-specific element names
+ * to make each element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_DeviceQualifier_t for the version of this type with standard element names.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ uint16_t USBSpecification; /**< BCD of the supported USB specification.
+ *
+ * \see \ref VERSION_BCD() utility macro.
+ */
+ uint8_t Class; /**< USB device class. */
+ uint8_t SubClass; /**< USB device subclass. */
+ uint8_t Protocol; /**< USB device protocol. */
+
+ uint8_t Endpoint0Size; /**< Size of the control (address 0) endpoint's bank in bytes. */
+ uint8_t NumberOfConfigurations; /**< Total number of configurations supported by
+ * the device.
+ */
+ uint8_t Reserved; /**< Reserved for future use, must be 0. */
+ } ATTR_PACKED USB_Descriptor_DeviceQualifier_t;
+
+ /** \brief Standard USB Device Qualifier Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard Device Qualifier Descriptor. This structure uses the relevant standard's given element names
+ * to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_DeviceQualifier_t for the version of this type with non-standard LUFA specific element names.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ uint16_t bcdUSB; /**< BCD of the supported USB specification.
+ *
+ * \see \ref VERSION_BCD() utility macro.
+ */
+ uint8_t bDeviceClass; /**< USB device class. */
+ uint8_t bDeviceSubClass; /**< USB device subclass. */
+ uint8_t bDeviceProtocol; /**< USB device protocol. */
+ uint8_t bMaxPacketSize0; /**< Size of the control (address 0) endpoint's bank in bytes. */
+ uint8_t bNumConfigurations; /**< Total number of configurations supported by
+ * the device.
+ */
+ uint8_t bReserved; /**< Reserved for future use, must be 0. */
+ } ATTR_PACKED USB_StdDescriptor_DeviceQualifier_t;
+
+ /** \brief Standard USB Configuration Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard Configuration Descriptor header. This structure uses LUFA-specific element names
+ * to make each element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_Configuration_Header_t for the version of this type with standard element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ uint16_t TotalConfigurationSize; /**< Size of the configuration descriptor header,
+ * and all sub descriptors inside the configuration.
+ */
+ uint8_t TotalInterfaces; /**< Total number of interfaces in the configuration. */
+
+ uint8_t ConfigurationNumber; /**< Configuration index of the current configuration. */
+ uint8_t ConfigurationStrIndex; /**< Index of a string descriptor describing the configuration. */
+
+ uint8_t ConfigAttributes; /**< Configuration attributes, comprised of a mask of \c USB_CONFIG_ATTR_* masks.
+ * On all devices, this should include USB_CONFIG_ATTR_RESERVED at a minimum.
+ */
+
+ uint8_t MaxPowerConsumption; /**< Maximum power consumption of the device while in the
+ * current configuration, calculated by the \ref USB_CONFIG_POWER_MA()
+ * macro.
+ */
+ } ATTR_PACKED USB_Descriptor_Configuration_Header_t;
+
+ /** \brief Standard USB Configuration Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard Configuration Descriptor header. This structure uses the relevant standard's given element names
+ * to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_Device_t for the version of this type with non-standard LUFA specific element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ uint16_t wTotalLength; /**< Size of the configuration descriptor header,
+ * and all sub descriptors inside the configuration.
+ */
+ uint8_t bNumInterfaces; /**< Total number of interfaces in the configuration. */
+ uint8_t bConfigurationValue; /**< Configuration index of the current configuration. */
+ uint8_t iConfiguration; /**< Index of a string descriptor describing the configuration. */
+ uint8_t bmAttributes; /**< Configuration attributes, comprised of a mask of \c USB_CONFIG_ATTR_* masks.
+ * On all devices, this should include USB_CONFIG_ATTR_RESERVED at a minimum.
+ */
+ uint8_t bMaxPower; /**< Maximum power consumption of the device while in the
+ * current configuration, calculated by the \ref USB_CONFIG_POWER_MA()
+ * macro.
+ */
+ } ATTR_PACKED USB_StdDescriptor_Configuration_Header_t;
+
+ /** \brief Standard USB Interface Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard Interface Descriptor. This structure uses LUFA-specific element names
+ * to make each element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_Interface_t for the version of this type with standard element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ uint8_t InterfaceNumber; /**< Index of the interface in the current configuration. */
+ uint8_t AlternateSetting; /**< Alternate setting for the interface number. The same
+ * interface number can have multiple alternate settings
+ * with different endpoint configurations, which can be
+ * selected by the host.
+ */
+ uint8_t TotalEndpoints; /**< Total number of endpoints in the interface. */
+
+ uint8_t Class; /**< Interface class ID. */
+ uint8_t SubClass; /**< Interface subclass ID. */
+ uint8_t Protocol; /**< Interface protocol ID. */
+
+ uint8_t InterfaceStrIndex; /**< Index of the string descriptor describing the interface. */
+ } ATTR_PACKED USB_Descriptor_Interface_t;
+
+ /** \brief Standard USB Interface Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard Interface Descriptor. This structure uses the relevant standard's given element names
+ * to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_Interface_t for the version of this type with non-standard LUFA specific element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ uint8_t bInterfaceNumber; /**< Index of the interface in the current configuration. */
+ uint8_t bAlternateSetting; /**< Alternate setting for the interface number. The same
+ * interface number can have multiple alternate settings
+ * with different endpoint configurations, which can be
+ * selected by the host.
+ */
+ uint8_t bNumEndpoints; /**< Total number of endpoints in the interface. */
+ uint8_t bInterfaceClass; /**< Interface class ID. */
+ uint8_t bInterfaceSubClass; /**< Interface subclass ID. */
+ uint8_t bInterfaceProtocol; /**< Interface protocol ID. */
+ uint8_t iInterface; /**< Index of the string descriptor describing the
+ * interface.
+ */
+ } ATTR_PACKED USB_StdDescriptor_Interface_t;
+
+ /** \brief Standard USB Interface Association Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard Interface Association Descriptor. This structure uses LUFA-specific element names
+ * to make each element's purpose clearer.
+ *
+ * This descriptor has been added as a supplement to the USB2.0 standard, in the ECN located at
+ * <a>http://www.usb.org/developers/docs/InterfaceAssociationDescriptor_ecn.pdf</a>. It allows composite
+ * devices with multiple interfaces related to the same function to have the multiple interfaces bound
+ * together at the point of enumeration, loading one generic driver for all the interfaces in the single
+ * function. Read the ECN for more information.
+ *
+ * \see \ref USB_StdDescriptor_Interface_Association_t for the version of this type with standard element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ uint8_t FirstInterfaceIndex; /**< Index of the first associated interface. */
+ uint8_t TotalInterfaces; /**< Total number of associated interfaces. */
+
+ uint8_t Class; /**< Interface class ID. */
+ uint8_t SubClass; /**< Interface subclass ID. */
+ uint8_t Protocol; /**< Interface protocol ID. */
+
+ uint8_t IADStrIndex; /**< Index of the string descriptor describing the
+ * interface association.
+ */
+ } ATTR_PACKED USB_Descriptor_Interface_Association_t;
+
+ /** \brief Standard USB Interface Association Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard Interface Association Descriptor. This structure uses the relevant standard's given
+ * element names to ensure compatibility with the standard.
+ *
+ * This descriptor has been added as a supplement to the USB2.0 standard, in the ECN located at
+ * <a>http://www.usb.org/developers/docs/InterfaceAssociationDescriptor_ecn.pdf</a>. It allows composite
+ * devices with multiple interfaces related to the same function to have the multiple interfaces bound
+ * together at the point of enumeration, loading one generic driver for all the interfaces in the single
+ * function. Read the ECN for more information.
+ *
+ * \see \ref USB_Descriptor_Interface_Association_t for the version of this type with non-standard LUFA specific
+ * element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ uint8_t bFirstInterface; /**< Index of the first associated interface. */
+ uint8_t bInterfaceCount; /**< Total number of associated interfaces. */
+ uint8_t bFunctionClass; /**< Interface class ID. */
+ uint8_t bFunctionSubClass; /**< Interface subclass ID. */
+ uint8_t bFunctionProtocol; /**< Interface protocol ID. */
+ uint8_t iFunction; /**< Index of the string descriptor describing the
+ * interface association.
+ */
+ } ATTR_PACKED USB_StdDescriptor_Interface_Association_t;
+
+ /** \brief Standard USB Endpoint Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard Endpoint Descriptor. This structure uses LUFA-specific element names
+ * to make each element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_Endpoint_t for the version of this type with standard element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ uint8_t EndpointAddress; /**< Logical address of the endpoint within the device for the current
+ * configuration, including direction mask.
+ */
+ uint8_t Attributes; /**< Endpoint attributes, comprised of a mask of the endpoint type (EP_TYPE_*)
+ * and attributes (ENDPOINT_ATTR_*) masks.
+ */
+ uint16_t EndpointSize; /**< Size of the endpoint bank, in bytes. This indicates the maximum packet
+ * size that the endpoint can receive at a time.
+ */
+ uint8_t PollingIntervalMS; /**< Polling interval in milliseconds for the endpoint if it is an INTERRUPT
+ * or ISOCHRONOUS type.
+ */
+ } ATTR_PACKED USB_Descriptor_Endpoint_t;
+
+ /** \brief Standard USB Endpoint Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard Endpoint Descriptor. This structure uses the relevant standard's given
+ * element names to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_Endpoint_t for the version of this type with non-standard LUFA specific
+ * element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a
+ * value given by the specific class.
+ */
+ uint8_t bEndpointAddress; /**< Logical address of the endpoint within the device for the current
+ * configuration, including direction mask.
+ */
+ uint8_t bmAttributes; /**< Endpoint attributes, comprised of a mask of the endpoint type (EP_TYPE_*)
+ * and attributes (ENDPOINT_ATTR_*) masks.
+ */
+ uint16_t wMaxPacketSize; /**< Size of the endpoint bank, in bytes. This indicates the maximum packet size
+ * that the endpoint can receive at a time.
+ */
+ uint8_t bInterval; /**< Polling interval in milliseconds for the endpoint if it is an INTERRUPT or
+ * ISOCHRONOUS type.
+ */
+ } ATTR_PACKED USB_StdDescriptor_Endpoint_t;
+
+ /** \brief Standard USB String Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard string descriptor. Unlike other standard descriptors, the length
+ * of the descriptor for placement in the descriptor header must be determined by the \ref USB_STRING_LEN()
+ * macro rather than by the size of the descriptor structure, as the length is not fixed.
+ *
+ * This structure should also be used for string index 0, which contains the supported language IDs for
+ * the device as an array.
+ *
+ * This structure uses LUFA-specific element names to make each element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_String_t for the version of this type with standard element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ #if (((ARCH == ARCH_AVR8) || (ARCH == ARCH_XMEGA)) && !defined(__DOXYGEN__))
+ wchar_t UnicodeString[];
+ #else
+ uint16_t UnicodeString[]; /**< String data, as unicode characters (alternatively,
+ * string language IDs). If normal ASCII characters are
+ * to be used, they must be added as an array of characters
+ * rather than a normal C string so that they are widened to
+ * Unicode size.
+ *
+ * Under GCC, strings prefixed with the "L" character (before
+ * the opening string quotation mark) are considered to be
+ * Unicode strings, and may be used instead of an explicit
+ * array of ASCII characters on little endian devices with
+ * UTF-16-LE \c wchar_t encoding.
+ */
+ #endif
+ } ATTR_PACKED USB_Descriptor_String_t;
+
+ /** \brief Standard USB String Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard string descriptor. Unlike other standard descriptors, the length
+ * of the descriptor for placement in the descriptor header must be determined by the \ref USB_STRING_LEN()
+ * macro rather than by the size of the descriptor structure, as the length is not fixed.
+ *
+ * This structure should also be used for string index 0, which contains the supported language IDs for
+ * the device as an array.
+ *
+ * This structure uses the relevant standard's given element names to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_String_t for the version of this type with with non-standard LUFA specific
+ * element names.
+ *
+ * \note Regardless of CPU architecture, these values should be stored as little endian.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t
+ * or a value given by the specific class.
+ */
+ uint16_t bString[]; /**< String data, as unicode characters (alternatively, string language IDs).
+ * If normal ASCII characters are to be used, they must be added as an array
+ * of characters rather than a normal C string so that they are widened to
+ * Unicode size.
+ *
+ * Under GCC, strings prefixed with the "L" character (before the opening string
+ * quotation mark) are considered to be Unicode strings, and may be used instead
+ * of an explicit array of ASCII characters.
+ */
+ } ATTR_PACKED USB_StdDescriptor_String_t;
+
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/StdRequestType.h b/lib/lufa/LUFA/Drivers/USB/Core/StdRequestType.h
new file mode 100644
index 000000000..729780696
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/StdRequestType.h
@@ -0,0 +1,258 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB control endpoint request definitions.
+ * \copydetails Group_StdRequest
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * \defgroup Group_StdRequest Standard USB Requests
+ * \brief USB control endpoint request definitions.
+ *
+ * This module contains definitions for the various control request parameters, so that the request
+ * details (such as data direction, request recipient, etc.) can be extracted via masking.
+ *
+ * @{
+ */
+
+#ifndef __STDREQTYPE_H__
+#define __STDREQTYPE_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Mask for the request type parameter, to indicate the direction of the request data (Host to Device
+ * or Device to Host). The result of this mask should then be compared to the request direction masks.
+ *
+ * \see \c REQDIR_* macros for masks indicating the request data direction.
+ */
+ #define CONTROL_REQTYPE_DIRECTION 0x80
+
+ /** Mask for the request type parameter, to indicate the type of request (Device, Class or Vendor
+ * Specific). The result of this mask should then be compared to the request type masks.
+ *
+ * \see \c REQTYPE_* macros for masks indicating the request type.
+ */
+ #define CONTROL_REQTYPE_TYPE 0x60
+
+ /** Mask for the request type parameter, to indicate the recipient of the request (Device, Interface
+ * Endpoint or Other). The result of this mask should then be compared to the request recipient
+ * masks.
+ *
+ * \see \c REQREC_* macros for masks indicating the request recipient.
+ */
+ #define CONTROL_REQTYPE_RECIPIENT 0x1F
+
+ /** \name Control Request Data Direction Masks */
+ //@{
+ /** Request data direction mask, indicating that the request data will flow from host to device.
+ *
+ * \see \ref CONTROL_REQTYPE_DIRECTION macro.
+ */
+ #define REQDIR_HOSTTODEVICE (0 << 7)
+
+ /** Request data direction mask, indicating that the request data will flow from device to host.
+ *
+ * \see \ref CONTROL_REQTYPE_DIRECTION macro.
+ */
+ #define REQDIR_DEVICETOHOST (1 << 7)
+ //@}
+
+ /** \name Control Request Type Masks */
+ //@{
+ /** Request type mask, indicating that the request is a standard request.
+ *
+ * \see \ref CONTROL_REQTYPE_TYPE macro.
+ */
+ #define REQTYPE_STANDARD (0 << 5)
+
+ /** Request type mask, indicating that the request is a class-specific request.
+ *
+ * \see \ref CONTROL_REQTYPE_TYPE macro.
+ */
+ #define REQTYPE_CLASS (1 << 5)
+
+ /** Request type mask, indicating that the request is a vendor specific request.
+ *
+ * \see \ref CONTROL_REQTYPE_TYPE macro.
+ */
+ #define REQTYPE_VENDOR (2 << 5)
+ //@}
+
+ /** \name Control Request Recipient Masks */
+ //@{
+ /** Request recipient mask, indicating that the request is to be issued to the device as a whole.
+ *
+ * \see \ref CONTROL_REQTYPE_RECIPIENT macro.
+ */
+ #define REQREC_DEVICE (0 << 0)
+
+ /** Request recipient mask, indicating that the request is to be issued to an interface in the
+ * currently selected configuration.
+ *
+ * \see \ref CONTROL_REQTYPE_RECIPIENT macro.
+ */
+ #define REQREC_INTERFACE (1 << 0)
+
+ /** Request recipient mask, indicating that the request is to be issued to an endpoint in the
+ * currently selected configuration.
+ *
+ * \see \ref CONTROL_REQTYPE_RECIPIENT macro.
+ */
+ #define REQREC_ENDPOINT (2 << 0)
+
+ /** Request recipient mask, indicating that the request is to be issued to an unspecified element
+ * in the currently selected configuration.
+ *
+ * \see \ref CONTROL_REQTYPE_RECIPIENT macro.
+ */
+ #define REQREC_OTHER (3 << 0)
+ //@}
+
+ /* Type Defines: */
+ /** \brief Standard USB Control Request
+ *
+ * Type define for a standard USB control request.
+ *
+ * \see The USB 2.0 specification for more information on standard control requests.
+ */
+ typedef struct
+ {
+ uint8_t bmRequestType; /**< Type of the request. */
+ uint8_t bRequest; /**< Request command code. */
+ uint16_t wValue; /**< wValue parameter of the request. */
+ uint16_t wIndex; /**< wIndex parameter of the request. */
+ uint16_t wLength; /**< Length of the data to transfer in bytes. */
+ } ATTR_PACKED USB_Request_Header_t;
+
+ /* Enums: */
+ /** Enumeration for the various standard request commands. These commands are applicable when the
+ * request type is \ref REQTYPE_STANDARD (with the exception of \ref REQ_GetDescriptor, which is always
+ * handled regardless of the request type value).
+ *
+ * \see Chapter 9 of the USB 2.0 Specification.
+ */
+ enum USB_Control_Request_t
+ {
+ REQ_GetStatus = 0, /**< Implemented in the library for device and endpoint recipients. Passed
+ * to the user application for other recipients via the
+ * \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_ClearFeature = 1, /**< Implemented in the library for device and endpoint recipients. Passed
+ * to the user application for other recipients via the
+ * \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SetFeature = 3, /**< Implemented in the library for device and endpoint recipients. Passed
+ * to the user application for other recipients via the
+ * \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SetAddress = 5, /**< Implemented in the library for the device recipient. Passed
+ * to the user application for other recipients via the
+ * \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_GetDescriptor = 6, /**< Implemented in the library for device and interface recipients. Passed to the
+ * user application for other recipients via the
+ * \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SetDescriptor = 7, /**< Not implemented in the library, passed to the user application
+ * via the \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_GetConfiguration = 8, /**< Implemented in the library for the device recipient. Passed
+ * to the user application for other recipients via the
+ * \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SetConfiguration = 9, /**< Implemented in the library for the device recipient. Passed
+ * to the user application for other recipients via the
+ * \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_GetInterface = 10, /**< Not implemented in the library, passed to the user application
+ * via the \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SetInterface = 11, /**< Not implemented in the library, passed to the user application
+ * via the \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SynchFrame = 12, /**< Not implemented in the library, passed to the user application
+ * via the \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ };
+
+ /** Feature Selector values for Set Feature and Clear Feature standard control requests directed to the device, interface
+ * and endpoint recipients.
+ */
+ enum USB_Feature_Selectors_t
+ {
+ FEATURE_SEL_EndpointHalt = 0x00, /**< Feature selector for Clear Feature or Set Feature commands. When
+ * used in a Set Feature or Clear Feature request this indicates that an
+ * endpoint (whose address is given elsewhere in the request) should have
+ * its stall condition changed.
+ */
+ FEATURE_SEL_DeviceRemoteWakeup = 0x01, /**< Feature selector for Device level Remote Wakeup enable set or clear.
+ * This feature can be controlled by the host on devices which indicate
+ * remote wakeup support in their descriptors to selectively disable or
+ * enable remote wakeup.
+ */
+ FEATURE_SEL_TestMode = 0x02, /**< Feature selector for Test Mode features, used to test the USB controller
+ * to check for incorrect operation.
+ */
+ };
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ #define FEATURE_SELFPOWERED_ENABLED (1 << 0)
+ #define FEATURE_REMOTE_WAKEUP_ENABLED (1 << 1)
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Device_UC3.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Device_UC3.c
new file mode 100644
index 000000000..3aa1433f5
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Device_UC3.c
@@ -0,0 +1,51 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_UC3)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#include "../Device.h"
+
+void USB_Device_SendRemoteWakeup(void)
+{
+ USB_CLK_Unfreeze();
+
+ AVR32_USBB.UDCON.rmwkup = true;
+ while (AVR32_USBB.UDCON.rmwkup);
+}
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Device_UC3.h b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Device_UC3.h
new file mode 100644
index 000000000..fd6dbde88
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Device_UC3.h
@@ -0,0 +1,267 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Device definitions for the AVR32 UC3 microcontrollers.
+ * \copydetails Group_Device_UC3
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_Device
+ * \defgroup Group_Device_UC3 Device Management (UC3)
+ * \brief USB Device definitions for the AVR32 UC3 microcontrollers.
+ *
+ * Architecture specific USB Device definitions for the Atmel 32-bit UC3 AVR microcontrollers.
+ *
+ * @{
+ */
+
+#ifndef __USBDEVICE_UC3_H__
+#define __USBDEVICE_UC3_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBController.h"
+ #include "../StdDescriptors.h"
+ #include "../USBInterrupt.h"
+ #include "../Endpoint.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** \name USB Device Mode Option Masks */
+ //@{
+ /** Mask for the Options parameter of the \ref USB_Init() function. This indicates that the
+ * USB interface should be initialized in low speed (1.5Mb/s) mode.
+ *
+ * \note Restrictions apply on the number, size and type of endpoints which can be used
+ * when running in low speed mode - please refer to the USB 2.0 specification.
+ */
+ #define USB_DEVICE_OPT_LOWSPEED (1 << 0)
+
+ /** Mask for the Options parameter of the \ref USB_Init() function. This indicates that the
+ * USB interface should be initialized in full speed (12Mb/s) mode.
+ */
+ #define USB_DEVICE_OPT_FULLSPEED (0 << 0)
+
+ #if defined(USB_SERIES_UC3A3_AVR32) || defined(USB_SERIES_UC3A4_AVR32) || defined(__DOXYGEN__)
+ /** Mask for the Options parameter of the \ref USB_Init() function. This indicates that the
+ * USB interface should be initialized in high speed (480Mb/s) mode.
+ */
+ #define USB_DEVICE_OPT_HIGHSPEED (1 << 1)
+ #endif
+ //@}
+
+ #if (!defined(NO_INTERNAL_SERIAL) && \
+ (defined(USB_SERIES_UC3A3_AVR32) || defined(USB_SERIES_UC3A4_AVR32) || \
+ defined(__DOXYGEN__)))
+ /** String descriptor index for the device's unique serial number string descriptor within the device.
+ * This unique serial number is used by the host to associate resources to the device (such as drivers or COM port
+ * number allocations) to a device regardless of the port it is plugged in to on the host. Some microcontrollers contain
+ * a unique serial number internally, and setting the device descriptors serial number string index to this value
+ * will cause it to use the internal serial number.
+ *
+ * On unsupported devices, this will evaluate to \ref NO_DESCRIPTOR and so will force the host to create a pseudo-serial
+ * number for the device.
+ */
+ #define USE_INTERNAL_SERIAL 0xDC
+
+ /** Length of the device's unique internal serial number, in bits, if present on the selected microcontroller
+ * model.
+ */
+ #define INTERNAL_SERIAL_LENGTH_BITS 120
+
+ /** Start address of the internal serial number, in the appropriate address space, if present on the selected microcontroller
+ * model.
+ */
+ #define INTERNAL_SERIAL_START_ADDRESS 0x80800204
+ #else
+ #define USE_INTERNAL_SERIAL NO_DESCRIPTOR
+
+ #define INTERNAL_SERIAL_LENGTH_BITS 0
+ #define INTERNAL_SERIAL_START_ADDRESS 0
+ #endif
+
+ /* Function Prototypes: */
+ /** Sends a Remote Wakeup request to the host. This signals to the host that the device should
+ * be taken out of suspended mode, and communications should resume.
+ *
+ * Typically, this is implemented so that HID devices (mice, keyboards, etc.) can wake up the
+ * host computer when the host has suspended all USB devices to enter a low power state.
+ *
+ * \note This function should only be used if the device has indicated to the host that it
+ * supports the Remote Wakeup feature in the device descriptors, and should only be
+ * issued if the host is currently allowing remote wakeup events from the device (i.e.,
+ * the \ref USB_Device_RemoteWakeupEnabled flag is set). When the \c NO_DEVICE_REMOTE_WAKEUP
+ * compile time option is used, this function is unavailable.
+ *
+ * \note The USB clock must be running for this function to operate. If the stack is initialized with
+ * the \ref USB_OPT_MANUAL_PLL option enabled, the user must ensure that the PLL is running
+ * before attempting to call this function.
+ *
+ * \see \ref Group_StdDescriptors for more information on the RMWAKEUP feature and device descriptors.
+ */
+ void USB_Device_SendRemoteWakeup(void);
+
+ /* Inline Functions: */
+ /** Returns the current USB frame number, when in device mode. Every millisecond the USB bus is active (i.e. enumerated to a host)
+ * the frame number is incremented by one.
+ *
+ * \return Current USB frame number from the USB controller.
+ */
+ static inline uint16_t USB_Device_GetFrameNumber(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline uint16_t USB_Device_GetFrameNumber(void)
+ {
+ return AVR32_USBB.UDFNUM.fnum;
+ }
+
+ #if !defined(NO_SOF_EVENTS)
+ /** Enables the device mode Start Of Frame events. When enabled, this causes the
+ * \ref EVENT_USB_Device_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
+ * at the start of each USB frame when enumerated in device mode.
+ *
+ * \note Not available when the \c NO_SOF_EVENTS compile time token is defined.
+ */
+ static inline void USB_Device_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_EnableSOFEvents(void)
+ {
+ USB_INT_Enable(USB_INT_SOFI);
+ }
+
+ /** Disables the device mode Start Of Frame events. When disabled, this stops the firing of the
+ * \ref EVENT_USB_Device_StartOfFrame() event when enumerated in device mode.
+ *
+ * \note Not available when the \c NO_SOF_EVENTS compile time token is defined.
+ */
+ static inline void USB_Device_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_DisableSOFEvents(void)
+ {
+ USB_INT_Disable(USB_INT_SOFI);
+ }
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Inline Functions: */
+ static inline void USB_Device_SetLowSpeed(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_SetLowSpeed(void)
+ {
+ AVR32_USBB.UDCON.ls = true;
+ }
+
+ static inline void USB_Device_SetFullSpeed(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_SetFullSpeed(void)
+ {
+ AVR32_USBB.UDCON.ls = false;
+ #if defined(USB_DEVICE_OPT_HIGHSPEED)
+ AVR32_USBB.UDCON.spdconf = 3;
+ #endif
+ }
+
+ #if defined(USB_DEVICE_OPT_HIGHSPEED)
+ static inline void USB_Device_SetHighSpeed(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_SetHighSpeed(void)
+ {
+ AVR32_USBB.UDCON.ls = false;
+ AVR32_USBB.UDCON.spdconf = 0;
+ }
+ #endif
+
+ static inline void USB_Device_SetDeviceAddress(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_SetDeviceAddress(const uint8_t Address)
+ {
+ AVR32_USBB.UDCON.uadd = Address;
+ }
+
+ static inline void USB_Device_EnableDeviceAddress(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_EnableDeviceAddress(const uint8_t Address)
+ {
+ (void)Address;
+
+ AVR32_USBB.UDCON.adden = true;
+ }
+
+ static inline bool USB_Device_IsAddressSet(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline bool USB_Device_IsAddressSet(void)
+ {
+ return AVR32_USBB.UDCON.adden;
+ }
+
+ #if (USE_INTERNAL_SERIAL != NO_DESCRIPTOR)
+ static inline void USB_Device_GetSerialString(uint16_t* const UnicodeString) ATTR_NON_NULL_PTR_ARG(1);
+ static inline void USB_Device_GetSerialString(uint16_t* const UnicodeString)
+ {
+ uint_reg_t CurrentGlobalInt = GetGlobalInterruptMask();
+ GlobalInterruptDisable();
+
+ uint8_t* SigReadAddress = (uint8_t*)INTERNAL_SERIAL_START_ADDRESS;
+
+ for (uint8_t SerialCharNum = 0; SerialCharNum < (INTERNAL_SERIAL_LENGTH_BITS / 4); SerialCharNum++)
+ {
+ uint8_t SerialByte = *SigReadAddress;
+
+ if (SerialCharNum & 0x01)
+ {
+ SerialByte >>= 4;
+ SigReadAddress++;
+ }
+
+ SerialByte &= 0x0F;
+
+ UnicodeString[SerialCharNum] = cpu_to_le16((SerialByte >= 10) ?
+ (('A' - 10) + SerialByte) : ('0' + SerialByte));
+ }
+
+ SetGlobalInterruptMask(CurrentGlobalInt);
+ }
+ #endif
+
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/EndpointStream_UC3.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/EndpointStream_UC3.c
new file mode 100644
index 000000000..04f6e97d6
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/EndpointStream_UC3.c
@@ -0,0 +1,235 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_UC3)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#include "EndpointStream_UC3.h"
+
+#if !defined(CONTROL_ONLY_DEVICE)
+uint8_t Endpoint_Discard_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t ErrorCode;
+ uint16_t BytesInTransfer = 0;
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ Length -= *BytesProcessed;
+
+ while (Length)
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ Endpoint_ClearOUT();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return ENDPOINT_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Endpoint_Discard_8();
+
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return ENDPOINT_RWSTREAM_NoError;
+}
+
+uint8_t Endpoint_Null_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t ErrorCode;
+ uint16_t BytesInTransfer = 0;
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ Length -= *BytesProcessed;
+
+ while (Length)
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ Endpoint_ClearIN();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return ENDPOINT_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Endpoint_Write_8(0);
+
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return ENDPOINT_RWSTREAM_NoError;
+}
+
+/* The following abuses the C preprocessor in order to copy-paste common code with slight alterations,
+ * so that the code needs to be written once. It is a crude form of templating to reduce code maintenance. */
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Stream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Stream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Stream_LE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Stream_BE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_RW.c"
+
+#if defined(ARCH_HAS_FLASH_ADDRESS_SPACE)
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_PStream_LE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(pgm_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_PStream_BE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(pgm_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+#endif
+
+#if defined(ARCH_HAS_EEPROM_ADDRESS_SPACE)
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_EStream_LE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(eeprom_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_EStream_BE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(eeprom_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Read_EStream_LE
+ #define TEMPLATE_BUFFER_TYPE void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Endpoint_Read_8())
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Read_EStream_BE
+ #define TEMPLATE_BUFFER_TYPE void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Endpoint_Read_8())
+ #include "Template/Template_Endpoint_RW.c"
+#endif
+
+#endif
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_Stream_LE
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_Stream_BE
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_Stream_LE
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_Control_R.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_Stream_BE
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_Control_R.c"
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/EndpointStream_UC3.h b/lib/lufa/LUFA/Drivers/USB/Core/UC3/EndpointStream_UC3.h
new file mode 100644
index 000000000..8b1c10eb0
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/EndpointStream_UC3.h
@@ -0,0 +1,438 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Endpoint data stream transmission and reception management for the AVR32 UC3 microcontrollers.
+ * \copydetails Group_EndpointStreamRW_UC3
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_EndpointStreamRW
+ * \defgroup Group_EndpointStreamRW_UC3 Read/Write of Multi-Byte Streams (UC3)
+ * \brief Endpoint data stream transmission and reception management for the Atmel AVR32 UC3 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of data streams from
+ * and to endpoints.
+ *
+ * @{
+ */
+
+#ifndef __ENDPOINT_STREAM_UC3_H__
+#define __ENDPOINT_STREAM_UC3_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBMode.h"
+ #include "../USBTask.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Function Prototypes: */
+ /** \name Stream functions for null data */
+ //@{
+
+ /** Reads and discards the given number of bytes from the currently selected endpoint's bank,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes empty while there is still data to process (and after the current
+ * packet has been acknowledged) the BytesProcessed location will be updated with the total number
+ * of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Discard_Stream(512, NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Discard_Stream(512, &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Length Number of bytes to discard via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Discard_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed);
+
+ /** Writes a given number of zeroed bytes to the currently selected endpoint's bank, sending
+ * full packets to the host as needed. The last packet is not automatically sent once the
+ * remaining bytes have been written; the user is responsible for manually sending the last
+ * packet to the host via the \ref Endpoint_ClearIN() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes full while there is still data to process (and after the current
+ * packet transmission has been initiated) the BytesProcessed location will be updated with the
+ * total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Null_Stream(512, NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Null_Stream(512, &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Length Number of zero bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Null_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed);
+
+ //@}
+
+ /** \name Stream functions for RAM source/destination data */
+ //@{
+
+ /** Writes the given number of bytes to the endpoint from the given buffer in little endian,
+ * sending full packets to the host as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Endpoint_ClearIN() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes full while there is still data to process (and after the current
+ * packet transmission has been initiated) the BytesProcessed location will be updated with the
+ * total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Write_Stream_LE(DataStream, sizeof(DataStream),
+ * NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Write_Stream_LE(DataStream, sizeof(DataStream),
+ * &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Stream_LE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the endpoint from the given buffer in big endian,
+ * sending full packets to the host as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Endpoint_ClearIN() macro.
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Stream_BE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the endpoint from the given buffer in little endian,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes empty while there is still data to process (and after the current
+ * packet has been acknowledged) the BytesProcessed location will be updated with the total number
+ * of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Read_Stream_LE(DataStream, sizeof(DataStream),
+ * NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Read_Stream_LE(DataStream, sizeof(DataStream),
+ * &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Stream_LE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the endpoint from the given buffer in big endian,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Stream_BE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in little endian,
+ * sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
+ * in both failure and success states; the user is responsible for manually clearing the status OUT packet
+ * to finalize the transfer's status stage via the \ref Endpoint_ClearOUT() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_Stream_LE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in big endian,
+ * sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
+ * in both failure and success states; the user is responsible for manually clearing the status OUT packet
+ * to finalize the transfer's status stage via the \ref Endpoint_ClearOUT() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_Stream_BE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the CONTROL endpoint from the given buffer in little endian,
+ * discarding fully read packets from the host as needed. The device IN acknowledgement is not
+ * automatically sent after success or failure states; the user is responsible for manually sending the
+ * status IN packet to finalize the transfer's status stage via the \ref Endpoint_ClearIN() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_Stream_LE(void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the CONTROL endpoint from the given buffer in big endian,
+ * discarding fully read packets from the host as needed. The device IN acknowledgement is not
+ * automatically sent after success or failure states; the user is responsible for manually sending the
+ * status IN packet to finalize the transfer's status stage via the \ref Endpoint_ClearIN() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_Stream_BE(void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Endpoint_UC3.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Endpoint_UC3.c
new file mode 100644
index 000000000..7e24672c5
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Endpoint_UC3.c
@@ -0,0 +1,196 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_UC3)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#include "../Endpoint.h"
+
+#if !defined(FIXED_CONTROL_ENDPOINT_SIZE)
+uint8_t USB_Device_ControlEndpointSize = ENDPOINT_CONTROLEP_DEFAULT_SIZE;
+#endif
+
+volatile uint32_t USB_Endpoint_SelectedEndpoint = ENDPOINT_CONTROLEP;
+volatile uint8_t* USB_Endpoint_FIFOPos[ENDPOINT_TOTAL_ENDPOINTS];
+
+bool Endpoint_ConfigureEndpointTable(const USB_Endpoint_Table_t* const Table,
+ const uint8_t Entries)
+{
+ for (uint8_t i = 0; i < Entries; i++)
+ {
+ if (!(Table[i].Address))
+ continue;
+
+ if (!(Endpoint_ConfigureEndpoint(Table[i].Address, Table[i].Type, Table[i].Size, Table[i].Banks)))
+ {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+bool Endpoint_ConfigureEndpoint_Prv(const uint8_t Number,
+ const uint32_t UECFG0Data)
+{
+ USB_Endpoint_FIFOPos[Number] = &AVR32_USBB_SLAVE[Number * ENDPOINT_HSB_ADDRESS_SPACE_SIZE];
+
+#if defined(CONTROL_ONLY_DEVICE) || defined(ORDERED_EP_CONFIG)
+ Endpoint_SelectEndpoint(Number);
+ Endpoint_EnableEndpoint();
+
+ (&AVR32_USBB.uecfg0)[Number] = 0;
+ (&AVR32_USBB.uecfg0)[Number] = UECFG0Data;
+
+ return Endpoint_IsConfigured();
+#else
+ for (uint8_t EPNum = Number; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
+ {
+ uint32_t UECFG0Temp;
+
+ Endpoint_SelectEndpoint(EPNum);
+
+ if (EPNum == Number)
+ {
+ UECFG0Temp = UECFG0Data;
+ }
+ else
+ {
+ UECFG0Temp = (&AVR32_USBB.uecfg0)[EPNum];
+ }
+
+ if (!(UECFG0Temp & AVR32_USBB_ALLOC_MASK))
+ continue;
+
+ Endpoint_DisableEndpoint();
+ (&AVR32_USBB.uecfg0)[EPNum] &= ~AVR32_USBB_ALLOC_MASK;
+
+ Endpoint_EnableEndpoint();
+ (&AVR32_USBB.uecfg0)[EPNum] = UECFG0Temp;
+
+ if (!(Endpoint_IsConfigured()))
+ return false;
+ }
+
+ Endpoint_SelectEndpoint(Number);
+ return true;
+#endif
+}
+
+void Endpoint_ClearEndpoints(void)
+{
+ for (uint8_t EPNum = 0; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
+ {
+ Endpoint_SelectEndpoint(EPNum);
+ (&AVR32_USBB.uecfg0)[EPNum] = 0;
+ (&AVR32_USBB.uecon0clr)[EPNum] = -1;
+ USB_Endpoint_FIFOPos[EPNum] = &AVR32_USBB_SLAVE[EPNum * 0x10000];
+ Endpoint_DisableEndpoint();
+ }
+}
+
+void Endpoint_ClearStatusStage(void)
+{
+ if (USB_ControlRequest.bmRequestType & REQDIR_DEVICETOHOST)
+ {
+ while (!(Endpoint_IsOUTReceived()))
+ {
+ if (USB_DeviceState == DEVICE_STATE_Unattached)
+ return;
+ }
+
+ Endpoint_ClearOUT();
+ }
+ else
+ {
+ while (!(Endpoint_IsINReady()))
+ {
+ if (USB_DeviceState == DEVICE_STATE_Unattached)
+ return;
+ }
+
+ Endpoint_ClearIN();
+ }
+}
+
+#if !defined(CONTROL_ONLY_DEVICE)
+uint8_t Endpoint_WaitUntilReady(void)
+{
+ #if (USB_STREAM_TIMEOUT_MS < 0xFF)
+ uint8_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #else
+ uint16_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #endif
+
+ uint16_t PreviousFrameNumber = USB_Device_GetFrameNumber();
+
+ for (;;)
+ {
+ if (Endpoint_GetEndpointDirection() == ENDPOINT_DIR_IN)
+ {
+ if (Endpoint_IsINReady())
+ return ENDPOINT_READYWAIT_NoError;
+ }
+ else
+ {
+ if (Endpoint_IsOUTReceived())
+ return ENDPOINT_READYWAIT_NoError;
+ }
+
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_READYWAIT_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_READYWAIT_BusSuspended;
+ else if (Endpoint_IsStalled())
+ return ENDPOINT_READYWAIT_EndpointStalled;
+
+ uint16_t CurrentFrameNumber = USB_Device_GetFrameNumber();
+
+ if (CurrentFrameNumber != PreviousFrameNumber)
+ {
+ PreviousFrameNumber = CurrentFrameNumber;
+
+ if (!(TimeoutMSRem--))
+ return ENDPOINT_READYWAIT_Timeout;
+ }
+ }
+}
+#endif
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Endpoint_UC3.h b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Endpoint_UC3.h
new file mode 100644
index 000000000..32d6a9b76
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Endpoint_UC3.h
@@ -0,0 +1,794 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Endpoint definitions for the AVR32 UC3 microcontrollers.
+ * \copydetails Group_EndpointManagement_UC3
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_EndpointRW
+ * \defgroup Group_EndpointRW_UC3 Endpoint Data Reading and Writing (UC3)
+ * \brief Endpoint data read/write definitions for the Atmel AVR32 UC3 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing from and to endpoints.
+ */
+
+/** \ingroup Group_EndpointPrimitiveRW
+ * \defgroup Group_EndpointPrimitiveRW_UC3 Read/Write of Primitive Data Types (UC3)
+ * \brief Endpoint primitive read/write definitions for the Atmel AVR32 UC3 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of primitive data types
+ * from and to endpoints.
+ */
+
+/** \ingroup Group_EndpointPacketManagement
+ * \defgroup Group_EndpointPacketManagement_UC3 Endpoint Packet Management (UC3)
+ * \brief Endpoint packet management definitions for the Atmel AVR32 UC3 architecture.
+ *
+ * Functions, macros, variables, enums and types related to packet management of endpoints.
+ */
+
+/** \ingroup Group_EndpointManagement
+ * \defgroup Group_EndpointManagement_UC3 Endpoint Management (UC3)
+ * \brief Endpoint management definitions for the Atmel AVR32 UC3 architecture.
+ *
+ * Functions, macros and enums related to endpoint management when in USB Device mode. This
+ * module contains the endpoint management macros, as well as endpoint interrupt and data
+ * send/receive functions for various data types.
+ *
+ * @{
+ */
+
+#ifndef __ENDPOINT_UC3_H__
+#define __ENDPOINT_UC3_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBTask.h"
+ #include "../USBInterrupt.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ #define ENDPOINT_HSB_ADDRESS_SPACE_SIZE (64 * 1024UL)
+
+ /* Inline Functions: */
+ static inline uint32_t Endpoint_BytesToEPSizeMask(const uint16_t Bytes) ATTR_WARN_UNUSED_RESULT ATTR_CONST
+ ATTR_ALWAYS_INLINE;
+ static inline uint32_t Endpoint_BytesToEPSizeMask(const uint16_t Bytes)
+ {
+ uint8_t MaskVal = 0;
+ uint16_t CheckBytes = 8;
+
+ while (CheckBytes < Bytes)
+ {
+ MaskVal++;
+ CheckBytes <<= 1;
+ }
+
+ return (MaskVal << AVR32_USBB_EPSIZE_OFFSET);
+ }
+
+ /* Function Prototypes: */
+ void Endpoint_ClearEndpoints(void);
+ bool Endpoint_ConfigureEndpoint_Prv(const uint8_t Number,
+ const uint32_t UECFGXData);
+
+ /* External Variables: */
+ extern volatile uint32_t USB_Endpoint_SelectedEndpoint;
+ extern volatile uint8_t* USB_Endpoint_FIFOPos[];
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ #if (!defined(FIXED_CONTROL_ENDPOINT_SIZE) || defined(__DOXYGEN__))
+ /** Default size of the default control endpoint's bank, until altered by the control endpoint bank size
+ * value in the device descriptor. Not available if the \c FIXED_CONTROL_ENDPOINT_SIZE token is defined.
+ */
+ #define ENDPOINT_CONTROLEP_DEFAULT_SIZE 8
+ #endif
+
+ #if !defined(CONTROL_ONLY_DEVICE) || defined(__DOXYGEN__)
+ #if defined(USB_SERIES_UC3A3_AVR32) || defined(USB_SERIES_UC3A4_AVR32)
+ #define ENDPOINT_TOTAL_ENDPOINTS 8
+ #else
+ /** Total number of endpoints (including the default control endpoint at address 0) which may
+ * be used in the device. Different AVR models support different amounts of endpoints,
+ * this value reflects the maximum number of endpoints for the currently selected AVR model.
+ */
+ #define ENDPOINT_TOTAL_ENDPOINTS 7
+ #endif
+ #else
+ #define ENDPOINT_TOTAL_ENDPOINTS 1
+ #endif
+
+ /* Enums: */
+ /** Enum for the possible error return codes of the \ref Endpoint_WaitUntilReady() function.
+ *
+ * \ingroup Group_EndpointRW_UC3
+ */
+ enum Endpoint_WaitUntilReady_ErrorCodes_t
+ {
+ ENDPOINT_READYWAIT_NoError = 0, /**< Endpoint is ready for next packet, no error. */
+ ENDPOINT_READYWAIT_EndpointStalled = 1, /**< The endpoint was stalled during the stream
+ * transfer by the host or device.
+ */
+ ENDPOINT_READYWAIT_DeviceDisconnected = 2, /**< Device was disconnected from the host while
+ * waiting for the endpoint to become ready.
+ */
+ ENDPOINT_READYWAIT_BusSuspended = 3, /**< The USB bus has been suspended by the host and
+ * no USB endpoint traffic can occur until the bus
+ * has resumed.
+ */
+ ENDPOINT_READYWAIT_Timeout = 4, /**< The host failed to accept or send the next packet
+ * within the software timeout period set by the
+ * \ref USB_STREAM_TIMEOUT_MS macro.
+ */
+ };
+
+ /* Inline Functions: */
+ /** Configures the specified endpoint address with the given endpoint type, bank size and number of hardware
+ * banks. Once configured, the endpoint may be read from or written to, depending on its direction.
+ *
+ * \param[in] Address Endpoint address to configure.
+ *
+ * \param[in] Type Type of endpoint to configure, a \c EP_TYPE_* mask. Not all endpoint types
+ * are available on Low Speed USB devices - refer to the USB 2.0 specification.
+ *
+ * \param[in] Size Size of the endpoint's bank, where packets are stored before they are transmitted
+ * to the USB host, or after they have been received from the USB host (depending on
+ * the endpoint's data direction). The bank size must indicate the maximum packet size
+ * that the endpoint can handle.
+ *
+ * \param[in] Banks Number of hardware banks to use for the endpoint being configured.
+ *
+ * \attention When the \c ORDERED_EP_CONFIG compile time option is used, Endpoints <b>must</b> be configured in
+ * ascending order, or bank corruption will occur.
+ *
+ * \note Different endpoints may have different maximum packet sizes based on the endpoint's index - refer to
+ * the chosen microcontroller model's datasheet to determine the maximum bank size for each endpoint.
+ * \n\n
+ *
+ * \note The default control endpoint should not be manually configured by the user application, as
+ * it is automatically configured by the library internally.
+ * \n\n
+ *
+ * \note This routine will automatically select the specified endpoint upon success. Upon failure, the endpoint
+ * which failed to reconfigure correctly will be selected.
+ *
+ * \return Boolean \c true if the configuration succeeded, \c false otherwise.
+ */
+ static inline bool Endpoint_ConfigureEndpoint(const uint8_t Address,
+ const uint8_t Type,
+ const uint16_t Size,
+ const uint8_t Banks) ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_ConfigureEndpoint(const uint8_t Address,
+ const uint8_t Type,
+ const uint16_t Size,
+ const uint8_t Banks)
+ {
+ uint8_t Number = (Address & ENDPOINT_EPNUM_MASK);
+
+ if (Number >= ENDPOINT_TOTAL_ENDPOINTS)
+ return false;
+
+ return Endpoint_ConfigureEndpoint_Prv(Number,
+ (AVR32_USBB_ALLOC_MASK |
+ ((uint32_t)Type << AVR32_USBB_EPTYPE_OFFSET) |
+ ((Address & ENDPOINT_DIR_IN) ? AVR32_USBB_UECFG0_EPDIR_MASK : 0) |
+ ((Banks > 1) ? AVR32_USBB_UECFG0_EPBK_SINGLE : AVR32_USBB_UECFG0_EPBK_DOUBLE) |
+ Endpoint_BytesToEPSizeMask(Size)));
+ }
+
+ /** Indicates the number of bytes currently stored in the current endpoint's selected bank.
+ *
+ * \ingroup Group_EndpointRW_UC3
+ *
+ * \return Total number of bytes in the currently selected Endpoint's FIFO buffer.
+ */
+ static inline uint16_t Endpoint_BytesInEndpoint(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Endpoint_BytesInEndpoint(void)
+ {
+ return (&AVR32_USBB.UESTA0)[USB_Endpoint_SelectedEndpoint].byct;
+ }
+
+ /** Determines the currently selected endpoint's direction.
+ *
+ * \return The currently selected endpoint's direction, as a \c ENDPOINT_DIR_* mask.
+ */
+ static inline uint32_t Endpoint_GetEndpointDirection(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Endpoint_GetEndpointDirection(void)
+ {
+ return ((&AVR32_USBB.UECFG0)[USB_Endpoint_SelectedEndpoint].epdir ? ENDPOINT_DIR_IN : ENDPOINT_DIR_OUT);
+ }
+
+ /** Get the endpoint address of the currently selected endpoint. This is typically used to save
+ * the currently selected endpoint so that it can be restored after another endpoint has been
+ * manipulated.
+ *
+ * \return Index of the currently selected endpoint.
+ */
+ static inline uint8_t Endpoint_GetCurrentEndpoint(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Endpoint_GetCurrentEndpoint(void)
+ {
+ return (USB_Endpoint_SelectedEndpoint | Endpoint_GetEndpointDirection());
+ }
+
+ /** Selects the given endpoint address.
+ *
+ * Any endpoint operations which do not require the endpoint address to be indicated will operate on
+ * the currently selected endpoint.
+ *
+ * \param[in] Address Endpoint address to select.
+ */
+ static inline void Endpoint_SelectEndpoint(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_SelectEndpoint(const uint8_t Address)
+ {
+ USB_Endpoint_SelectedEndpoint = (Address & ENDPOINT_EPNUM_MASK);
+ }
+
+ /** Resets the endpoint bank FIFO. This clears all the endpoint banks and resets the USB controller's
+ * data In and Out pointers to the bank's contents.
+ *
+ * \param[in] Address Endpoint number whose FIFO buffers are to be reset.
+ */
+ static inline void Endpoint_ResetEndpoint(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ResetEndpoint(const uint8_t Address)
+ {
+ uint32_t EndpointNumber = (Address & ENDPOINT_EPNUM_MASK);
+
+ AVR32_USBB.uerst |= (AVR32_USBB_EPRST0_MASK << EndpointNumber);
+ AVR32_USBB.uerst &= ~(AVR32_USBB_EPRST0_MASK << EndpointNumber);
+ USB_Endpoint_FIFOPos[EndpointNumber] = &AVR32_USBB_SLAVE[EndpointNumber * ENDPOINT_HSB_ADDRESS_SPACE_SIZE];
+ }
+
+ /** Enables the currently selected endpoint so that data can be sent and received through it to
+ * and from a host.
+ *
+ * \note Endpoints must first be configured properly via \ref Endpoint_ConfigureEndpoint().
+ */
+ static inline void Endpoint_EnableEndpoint(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_EnableEndpoint(void)
+ {
+ AVR32_USBB.uerst |= (AVR32_USBB_EPEN0_MASK << USB_Endpoint_SelectedEndpoint);
+ }
+
+ /** Disables the currently selected endpoint so that data cannot be sent and received through it
+ * to and from a host.
+ */
+ static inline void Endpoint_DisableEndpoint(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_DisableEndpoint(void)
+ {
+ AVR32_USBB.uerst &= ~(AVR32_USBB_EPEN0_MASK << USB_Endpoint_SelectedEndpoint);
+ }
+
+ /** Determines if the currently selected endpoint is enabled, but not necessarily configured.
+ *
+ * \return Boolean \c true if the currently selected endpoint is enabled, \c false otherwise.
+ */
+ static inline bool Endpoint_IsEnabled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsEnabled(void)
+ {
+ return ((AVR32_USBB.uerst & (AVR32_USBB_EPEN0_MASK << USB_Endpoint_SelectedEndpoint)) ? true : false);
+ }
+
+ /** Retrieves the number of busy banks in the currently selected endpoint, which have been queued for
+ * transmission via the \ref Endpoint_ClearIN() command, or are awaiting acknowledgement via the
+ * \ref Endpoint_ClearOUT() command.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ *
+ * \return Total number of busy banks in the selected endpoint.
+ */
+ static inline uint8_t Endpoint_GetBusyBanks(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline uint8_t Endpoint_GetBusyBanks(void)
+ {
+ return (&AVR32_USBB.UESTA0)[USB_Endpoint_SelectedEndpoint].nbusybk;
+ }
+
+ /** Aborts all pending IN transactions on the currently selected endpoint, once the bank
+ * has been queued for transmission to the host via \ref Endpoint_ClearIN(). This function
+ * will terminate all queued transactions, resetting the endpoint banks ready for a new
+ * packet.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ */
+ static inline void Endpoint_AbortPendingIN(void)
+ {
+ while (Endpoint_GetBusyBanks() != 0)
+ {
+ (&AVR32_USBB.UECON0SET)[USB_Endpoint_SelectedEndpoint].killbks = true;
+ while ((&AVR32_USBB.UECON0)[USB_Endpoint_SelectedEndpoint].killbk);
+ }
+ }
+
+ /** Determines if the currently selected endpoint may be read from (if data is waiting in the endpoint
+ * bank and the endpoint is an OUT direction, or if the bank is not yet full if the endpoint is an IN
+ * direction). This function will return false if an error has occurred in the endpoint, if the endpoint
+ * is an OUT direction and no packet (or an empty packet) has been received, or if the endpoint is an IN
+ * direction and the endpoint bank is full.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ *
+ * \return Boolean \c true if the currently selected endpoint may be read from or written to, depending
+ * on its direction.
+ */
+ static inline bool Endpoint_IsReadWriteAllowed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsReadWriteAllowed(void)
+ {
+ return (&AVR32_USBB.UESTA0)[USB_Endpoint_SelectedEndpoint].rwall;
+ }
+
+ /** Determines if the currently selected endpoint is configured.
+ *
+ * \return Boolean \c true if the currently selected endpoint has been configured, \c false otherwise.
+ */
+ static inline bool Endpoint_IsConfigured(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsConfigured(void)
+ {
+ return (&AVR32_USBB.UESTA0)[USB_Endpoint_SelectedEndpoint].cfgok;
+ }
+
+ /** Returns a mask indicating which INTERRUPT type endpoints have interrupted - i.e. their
+ * interrupt duration has elapsed. Which endpoints have interrupted can be determined by
+ * masking the return value against <tt>(1 << <i>{Endpoint Number}</i>)</tt>.
+ *
+ * \return Mask whose bits indicate which endpoints have interrupted.
+ */
+ static inline uint32_t Endpoint_GetEndpointInterrupts(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Endpoint_GetEndpointInterrupts(void)
+ {
+ return ((AVR32_USBB.udint & (AVR32_USBB_EP6INT_MASK | AVR32_USBB_EP5INT_MASK |
+ AVR32_USBB_EP4INT_MASK | AVR32_USBB_EP3INT_MASK |
+ AVR32_USBB_EP2INT_MASK | AVR32_USBB_EP1INT_MASK |
+ AVR32_USBB_EP0INT_MASK)) >> AVR32_USBB_EP0INT_OFFSET);
+ }
+
+ /** Determines if the specified endpoint number has interrupted (valid only for INTERRUPT type
+ * endpoints).
+ *
+ * \param[in] Address Address of the endpoint whose interrupt flag should be tested.
+ *
+ * \return Boolean \c true if the specified endpoint has interrupted, \c false otherwise.
+ */
+ static inline bool Endpoint_HasEndpointInterrupted(const uint8_t Address) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_HasEndpointInterrupted(const uint8_t Address)
+ {
+ return ((Endpoint_GetEndpointInterrupts() & (AVR32_USBB_EP0INT_MASK << (Address & ENDPOINT_EPNUM_MASK))) ? true : false);
+ }
+
+ /** Determines if the selected IN endpoint is ready for a new packet to be sent to the host.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ *
+ * \return Boolean \c true if the current endpoint is ready for an IN packet, \c false otherwise.
+ */
+ static inline bool Endpoint_IsINReady(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsINReady(void)
+ {
+ return (&AVR32_USBB.UESTA0)[USB_Endpoint_SelectedEndpoint].txini;
+ }
+
+ /** Determines if the selected OUT endpoint has received new packet from the host.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ *
+ * \return Boolean \c true if current endpoint is has received an OUT packet, \c false otherwise.
+ */
+ static inline bool Endpoint_IsOUTReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsOUTReceived(void)
+ {
+ return (&AVR32_USBB.UESTA0)[USB_Endpoint_SelectedEndpoint].rxouti;
+ }
+
+ /** Determines if the current CONTROL type endpoint has received a SETUP packet.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ *
+ * \return Boolean \c true if the selected endpoint has received a SETUP packet, \c false otherwise.
+ */
+ static inline bool Endpoint_IsSETUPReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsSETUPReceived(void)
+ {
+ return (&AVR32_USBB.UESTA0)[USB_Endpoint_SelectedEndpoint].rxstpi;
+ }
+
+ /** Clears a received SETUP packet on the currently selected CONTROL type endpoint, freeing up the
+ * endpoint for the next packet.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ *
+ * \note This is not applicable for non CONTROL type endpoints.
+ */
+ static inline void Endpoint_ClearSETUP(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ClearSETUP(void)
+ {
+ (&AVR32_USBB.UESTA0CLR)[USB_Endpoint_SelectedEndpoint].rxstpic = true;
+ USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint] = &AVR32_USBB_SLAVE[USB_Endpoint_SelectedEndpoint * ENDPOINT_HSB_ADDRESS_SPACE_SIZE];
+ }
+
+ /** Sends an IN packet to the host on the currently selected endpoint, freeing up the endpoint for the
+ * next packet and switching to the alternative endpoint bank if double banked.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ */
+ static inline void Endpoint_ClearIN(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ClearIN(void)
+ {
+ (&AVR32_USBB.UESTA0CLR)[USB_Endpoint_SelectedEndpoint].txinic = true;
+ (&AVR32_USBB.UECON0CLR)[USB_Endpoint_SelectedEndpoint].fifoconc = true;
+ USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint] = &AVR32_USBB_SLAVE[USB_Endpoint_SelectedEndpoint * ENDPOINT_HSB_ADDRESS_SPACE_SIZE];
+ }
+
+ /** Acknowledges an OUT packet to the host on the currently selected endpoint, freeing up the endpoint
+ * for the next packet and switching to the alternative endpoint bank if double banked.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ */
+ static inline void Endpoint_ClearOUT(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ClearOUT(void)
+ {
+ (&AVR32_USBB.UESTA0CLR)[USB_Endpoint_SelectedEndpoint].rxoutic = true;
+ (&AVR32_USBB.UECON0CLR)[USB_Endpoint_SelectedEndpoint].fifoconc = true;
+ USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint] = &AVR32_USBB_SLAVE[USB_Endpoint_SelectedEndpoint * ENDPOINT_HSB_ADDRESS_SPACE_SIZE];
+ }
+
+ /** Stalls the current endpoint, indicating to the host that a logical problem occurred with the
+ * indicated endpoint and that the current transfer sequence should be aborted. This provides a
+ * way for devices to indicate invalid commands to the host so that the current transfer can be
+ * aborted and the host can begin its own recovery sequence.
+ *
+ * The currently selected endpoint remains stalled until either the \ref Endpoint_ClearStall() macro
+ * is called, or the host issues a CLEAR FEATURE request to the device for the currently selected
+ * endpoint.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ */
+ static inline void Endpoint_StallTransaction(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_StallTransaction(void)
+ {
+ (&AVR32_USBB.UECON0SET)[USB_Endpoint_SelectedEndpoint].stallrqs = true;
+ }
+
+ /** Clears the STALL condition on the currently selected endpoint.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ */
+ static inline void Endpoint_ClearStall(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ClearStall(void)
+ {
+ (&AVR32_USBB.UECON0CLR)[USB_Endpoint_SelectedEndpoint].stallrqc = true;
+ }
+
+ /** Determines if the currently selected endpoint is stalled, \c false otherwise.
+ *
+ * \ingroup Group_EndpointPacketManagement_UC3
+ *
+ * \return Boolean \c true if the currently selected endpoint is stalled, \c false otherwise.
+ */
+ static inline bool Endpoint_IsStalled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsStalled(void)
+ {
+ return (&AVR32_USBB.UECON0)[USB_Endpoint_SelectedEndpoint].stallrq;
+ }
+
+ /** Resets the data toggle of the currently selected endpoint. */
+ static inline void Endpoint_ResetDataToggle(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ResetDataToggle(void)
+ {
+ (&AVR32_USBB.UECON0SET)[USB_Endpoint_SelectedEndpoint].rstdts = true;
+ }
+
+ /** Sets the direction of the currently selected endpoint.
+ *
+ * \param[in] DirectionMask New endpoint direction, as a \c ENDPOINT_DIR_* mask.
+ */
+ static inline void Endpoint_SetEndpointDirection(const uint32_t DirectionMask) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_SetEndpointDirection(const uint32_t DirectionMask)
+ {
+ (&AVR32_USBB.UECFG0)[USB_Endpoint_SelectedEndpoint].epdir = (DirectionMask == ENDPOINT_DIR_IN);
+ }
+
+ /** Reads one byte from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ *
+ * \return Next byte in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint8_t Endpoint_Read_8(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Endpoint_Read_8(void)
+ {
+ return *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ }
+
+ /** Writes one byte to the currently selected endpoint's bank, for IN direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ *
+ * \param[in] Data Data to write into the the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_8(const uint8_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_8(const uint8_t Data)
+ {
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = Data;
+ }
+
+ /** Discards one byte from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ */
+ static inline void Endpoint_Discard_8(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Discard_8(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+
+ (void)Dummy;
+ }
+
+ /** Reads two bytes from the currently selected endpoint's bank in little endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ *
+ * \return Next two bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint16_t Endpoint_Read_16_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Endpoint_Read_16_LE(void)
+ {
+ uint16_t Byte0 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ uint16_t Byte1 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+
+ return ((Byte1 << 8) | Byte0);
+ }
+
+ /** Reads two bytes from the currently selected endpoint's bank in big endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ *
+ * \return Next two bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint16_t Endpoint_Read_16_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Endpoint_Read_16_BE(void)
+ {
+ uint16_t Byte0 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ uint16_t Byte1 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+
+ return ((Byte0 << 8) | Byte1);
+ }
+
+ /** Writes two bytes to the currently selected endpoint's bank in little endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_16_LE(const uint16_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_16_LE(const uint16_t Data)
+ {
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data & 0xFF);
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data >> 8);
+ }
+
+ /** Writes two bytes to the currently selected endpoint's bank in big endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_16_BE(const uint16_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_16_BE(const uint16_t Data)
+ {
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data >> 8);
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data & 0xFF);
+ }
+
+ /** Discards two bytes from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ */
+ static inline void Endpoint_Discard_16(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Discard_16(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ Dummy = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+
+ (void)Dummy;
+ }
+
+ /** Reads four bytes from the currently selected endpoint's bank in little endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ *
+ * \return Next four bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint32_t Endpoint_Read_32_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Endpoint_Read_32_LE(void)
+ {
+ uint32_t Byte0 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ uint32_t Byte1 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ uint32_t Byte2 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ uint32_t Byte3 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+
+ return ((Byte3 << 24) | (Byte2 << 16) | (Byte1 << 8) | Byte0);
+ }
+
+ /** Reads four bytes from the currently selected endpoint's bank in big endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ *
+ * \return Next four bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint32_t Endpoint_Read_32_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Endpoint_Read_32_BE(void)
+ {
+ uint32_t Byte0 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ uint32_t Byte1 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ uint32_t Byte2 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ uint32_t Byte3 = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+
+ return ((Byte0 << 24) | (Byte1 << 16) | (Byte2 << 8) | Byte3);
+ }
+
+ /** Writes four bytes to the currently selected endpoint's bank in little endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_32_LE(const uint32_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_32_LE(const uint32_t Data)
+ {
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data & 0xFF);
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data >> 8);
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data >> 16);
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data >> 24);
+ }
+
+ /** Writes four bytes to the currently selected endpoint's bank in big endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_32_BE(const uint32_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_32_BE(const uint32_t Data)
+ {
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data >> 24);
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data >> 16);
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data >> 8);
+ *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++) = (Data & 0xFF);
+ }
+
+ /** Discards four bytes from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_UC3
+ */
+ static inline void Endpoint_Discard_32(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Discard_32(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ Dummy = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ Dummy = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+ Dummy = *(USB_Endpoint_FIFOPos[USB_Endpoint_SelectedEndpoint]++);
+
+ (void)Dummy;
+ }
+
+ /* External Variables: */
+ /** Global indicating the maximum packet size of the default control endpoint located at address
+ * 0 in the device. This value is set to the value indicated in the device descriptor in the user
+ * project once the USB interface is initialized into device mode.
+ *
+ * If space is an issue, it is possible to fix this to a static value by defining the control
+ * endpoint size in the \c FIXED_CONTROL_ENDPOINT_SIZE token passed to the compiler in the makefile
+ * via the -D switch. When a fixed control endpoint size is used, the size is no longer dynamically
+ * read from the descriptors at runtime and instead fixed to the given value. When used, it is
+ * important that the descriptor control endpoint size value matches the size given as the
+ * \c FIXED_CONTROL_ENDPOINT_SIZE token - it is recommended that the \c FIXED_CONTROL_ENDPOINT_SIZE token
+ * be used in the device descriptors to ensure this.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ */
+ #if (!defined(FIXED_CONTROL_ENDPOINT_SIZE) || defined(__DOXYGEN__))
+ extern uint8_t USB_Device_ControlEndpointSize;
+ #else
+ #define USB_Device_ControlEndpointSize FIXED_CONTROL_ENDPOINT_SIZE
+ #endif
+
+ /* Function Prototypes: */
+ /** Configures a table of endpoint descriptions, in sequence. This function can be used to configure multiple
+ * endpoints at the same time.
+ *
+ * \note Endpoints with a zero address will be ignored, thus this function cannot be used to configure the
+ * control endpoint.
+ *
+ * \param[in] Table Pointer to a table of endpoint descriptions.
+ * \param[in] Entries Number of entries in the endpoint table to configure.
+ *
+ * \return Boolean \c true if all endpoints configured successfully, \c false otherwise.
+ */
+ bool Endpoint_ConfigureEndpointTable(const USB_Endpoint_Table_t* const Table,
+ const uint8_t Entries);
+
+ /** Completes the status stage of a control transfer on a CONTROL type endpoint automatically,
+ * with respect to the data direction. This is a convenience function which can be used to
+ * simplify user control request handling.
+ *
+ * \note This routine should not be called on non CONTROL type endpoints.
+ */
+ void Endpoint_ClearStatusStage(void);
+
+ /** Spin-loops until the currently selected non-control endpoint is ready for the next packet of data
+ * to be read or written to it.
+ *
+ * \note This routine should not be called on CONTROL type endpoints.
+ *
+ * \ingroup Group_EndpointRW_UC3
+ *
+ * \return A value from the \ref Endpoint_WaitUntilReady_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_WaitUntilReady(void);
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Host_UC3.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Host_UC3.c
new file mode 100644
index 000000000..2c182ab69
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Host_UC3.c
@@ -0,0 +1,297 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_UC3)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#define __INCLUDE_FROM_HOST_C
+#include "../Host.h"
+
+void USB_Host_ProcessNextHostState(void)
+{
+ uint8_t ErrorCode = HOST_ENUMERROR_NoError;
+ uint8_t SubErrorCode = HOST_ENUMERROR_NoError;
+
+ static uint16_t WaitMSRemaining;
+ static uint8_t PostWaitState;
+
+ switch (USB_HostState)
+ {
+ case HOST_STATE_WaitForDevice:
+ if (WaitMSRemaining)
+ {
+ if ((SubErrorCode = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
+ {
+ USB_HostState = PostWaitState;
+ ErrorCode = HOST_ENUMERROR_WaitStage;
+ break;
+ }
+
+ if (!(--WaitMSRemaining))
+ USB_HostState = PostWaitState;
+ }
+
+ break;
+ case HOST_STATE_Powered:
+ WaitMSRemaining = HOST_DEVICE_SETTLE_DELAY_MS;
+
+ USB_HostState = HOST_STATE_Powered_WaitForDeviceSettle;
+ break;
+ case HOST_STATE_Powered_WaitForDeviceSettle:
+ if (WaitMSRemaining--)
+ {
+ Delay_MS(1);
+ break;
+ }
+ else
+ {
+ USB_Host_VBUS_Manual_Off();
+
+ USB_OTGPAD_On();
+ USB_Host_VBUS_Auto_Enable();
+ USB_Host_VBUS_Auto_On();
+
+ #if defined(NO_AUTO_VBUS_MANAGEMENT)
+ USB_Host_VBUS_Manual_Enable();
+ USB_Host_VBUS_Manual_On();
+ #endif
+
+ USB_HostState = HOST_STATE_Powered_WaitForConnect;
+ }
+
+ break;
+ case HOST_STATE_Powered_WaitForConnect:
+ if (USB_INT_HasOccurred(USB_INT_DCONNI))
+ {
+ USB_INT_Clear(USB_INT_DCONNI);
+ USB_INT_Clear(USB_INT_DDISCI);
+
+ USB_INT_Clear(USB_INT_VBERRI);
+ USB_INT_Enable(USB_INT_VBERRI);
+
+ USB_Host_ResumeBus();
+ Pipe_ClearPipes();
+
+ HOST_TASK_NONBLOCK_WAIT(100, HOST_STATE_Powered_DoReset);
+ }
+
+ break;
+ case HOST_STATE_Powered_DoReset:
+ USB_Host_ResetDevice();
+
+ HOST_TASK_NONBLOCK_WAIT(200, HOST_STATE_Powered_ConfigPipe);
+ break;
+ case HOST_STATE_Powered_ConfigPipe:
+ if (!(Pipe_ConfigurePipe(PIPE_CONTROLPIPE, EP_TYPE_CONTROL, ENDPOINT_CONTROLEP, PIPE_CONTROLPIPE_DEFAULT_SIZE, 1)))
+ {
+ ErrorCode = HOST_ENUMERROR_PipeConfigError;
+ SubErrorCode = 0;
+ break;
+ }
+
+ USB_HostState = HOST_STATE_Default;
+ break;
+ case HOST_STATE_Default:
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE),
+ .bRequest = REQ_GetDescriptor,
+ .wValue = (DTYPE_Device << 8),
+ .wIndex = 0,
+ .wLength = 8,
+ };
+
+ uint8_t DataBuffer[8];
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+ if ((SubErrorCode = USB_Host_SendControlRequest(DataBuffer)) != HOST_SENDCONTROL_Successful)
+ {
+ ErrorCode = HOST_ENUMERROR_ControlError;
+ break;
+ }
+
+ USB_Host_ControlPipeSize = DataBuffer[offsetof(USB_Descriptor_Device_t, Endpoint0Size)];
+
+ USB_Host_ResetDevice();
+
+ HOST_TASK_NONBLOCK_WAIT(200, HOST_STATE_Default_PostReset);
+ break;
+ case HOST_STATE_Default_PostReset:
+ if (!(Pipe_ConfigurePipe(PIPE_CONTROLPIPE, EP_TYPE_CONTROL, ENDPOINT_CONTROLEP, USB_Host_ControlPipeSize, 1)))
+ {
+ ErrorCode = HOST_ENUMERROR_PipeConfigError;
+ SubErrorCode = 0;
+ break;
+ }
+
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_DEVICE),
+ .bRequest = REQ_SetAddress,
+ .wValue = USB_HOST_DEVICEADDRESS,
+ .wIndex = 0,
+ .wLength = 0,
+ };
+
+ if ((SubErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
+ {
+ ErrorCode = HOST_ENUMERROR_ControlError;
+ break;
+ }
+
+ HOST_TASK_NONBLOCK_WAIT(100, HOST_STATE_Default_PostAddressSet);
+ break;
+ case HOST_STATE_Default_PostAddressSet:
+ USB_Host_SetDeviceAddress(USB_HOST_DEVICEADDRESS);
+
+ USB_HostState = HOST_STATE_Addressed;
+
+ EVENT_USB_Host_DeviceEnumerationComplete();
+ break;
+
+ default:
+ break;
+ }
+
+ if ((ErrorCode != HOST_ENUMERROR_NoError) && (USB_HostState != HOST_STATE_Unattached))
+ {
+ EVENT_USB_Host_DeviceEnumerationFailed(ErrorCode, SubErrorCode);
+
+ USB_Host_VBUS_Auto_Off();
+
+ EVENT_USB_Host_DeviceUnattached();
+
+ USB_ResetInterface();
+ }
+}
+
+uint8_t USB_Host_WaitMS(uint8_t MS)
+{
+ bool BusSuspended = USB_Host_IsBusSuspended();
+ uint8_t ErrorCode = HOST_WAITERROR_Successful;
+ bool HSOFIEnabled = USB_INT_IsEnabled(USB_INT_HSOFI);
+
+ USB_INT_Disable(USB_INT_HSOFI);
+ USB_INT_Clear(USB_INT_HSOFI);
+
+ USB_Host_ResumeBus();
+
+ while (MS)
+ {
+ if (USB_INT_HasOccurred(USB_INT_HSOFI))
+ {
+ USB_INT_Clear(USB_INT_HSOFI);
+ MS--;
+ }
+
+ if ((USB_HostState == HOST_STATE_Unattached) || (USB_CurrentMode != USB_MODE_Host))
+ {
+ ErrorCode = HOST_WAITERROR_DeviceDisconnect;
+
+ break;
+ }
+
+ if (Pipe_IsError())
+ {
+ Pipe_ClearError();
+ ErrorCode = HOST_WAITERROR_PipeError;
+
+ break;
+ }
+
+ if (Pipe_IsStalled())
+ {
+ Pipe_ClearStall();
+ ErrorCode = HOST_WAITERROR_SetupStalled;
+
+ break;
+ }
+ }
+
+ if (BusSuspended)
+ USB_Host_SuspendBus();
+
+ if (HSOFIEnabled)
+ USB_INT_Enable(USB_INT_HSOFI);
+
+ return ErrorCode;
+}
+
+static void USB_Host_ResetDevice(void)
+{
+ bool BusSuspended = USB_Host_IsBusSuspended();
+
+ USB_INT_Disable(USB_INT_DDISCI);
+
+ USB_Host_ResetBus();
+ while (!(USB_Host_IsBusResetComplete()));
+ USB_Host_ResumeBus();
+
+ USB_Host_ConfigurationNumber = 0;
+
+ bool HSOFIEnabled = USB_INT_IsEnabled(USB_INT_HSOFI);
+
+ USB_INT_Disable(USB_INT_HSOFI);
+ USB_INT_Clear(USB_INT_HSOFI);
+
+ for (uint8_t MSRem = 10; MSRem != 0; MSRem--)
+ {
+ /* Workaround for powerless-pull-up devices. After a USB bus reset,
+ all disconnection interrupts are suppressed while a USB frame is
+ looked for - if it is found within 10ms, the device is still
+ present. */
+
+ if (USB_INT_HasOccurred(USB_INT_HSOFI))
+ {
+ USB_INT_Clear(USB_INT_HSOFI);
+ USB_INT_Clear(USB_INT_DDISCI);
+ break;
+ }
+
+ Delay_MS(1);
+ }
+
+ if (HSOFIEnabled)
+ USB_INT_Enable(USB_INT_HSOFI);
+
+ if (BusSuspended)
+ USB_Host_SuspendBus();
+
+ USB_INT_Enable(USB_INT_DDISCI);
+}
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Host_UC3.h b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Host_UC3.h
new file mode 100644
index 000000000..5338f7208
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Host_UC3.h
@@ -0,0 +1,363 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Host definitions for the AVR32 UC3B microcontrollers.
+ * \copydetails Group_Host_UC3B
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_Host
+ * \defgroup Group_Host_UC3B Host Management (UC3B)
+ * \brief USB Host definitions for the AVR32 UC3B microcontrollers.
+ *
+ * Architecture specific USB Host definitions for the Atmel 32-bit AVR UC3B microcontrollers.
+ *
+ * @{
+ */
+
+#ifndef __USBHOST_UC3B_H__
+#define __USBHOST_UC3B_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../StdDescriptors.h"
+ #include "../Pipe.h"
+ #include "../USBInterrupt.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Indicates the fixed USB device address which any attached device is enumerated to when in
+ * host mode. As only one USB device may be attached to the AVR in host mode at any one time
+ * and that the address used is not important (other than the fact that it is non-zero), a
+ * fixed value is specified by the library.
+ */
+ #define USB_HOST_DEVICEADDRESS 1
+
+ #if !defined(HOST_DEVICE_SETTLE_DELAY_MS) || defined(__DOXYGEN__)
+ /** Constant for the delay in milliseconds after a device is connected before the library
+ * will start the enumeration process. Some devices require a delay of up to 5 seconds
+ * after connection before the enumeration process can start or incorrect operation will
+ * occur.
+ *
+ * The default delay value may be overridden in the user project makefile by defining the
+ * \c HOST_DEVICE_SETTLE_DELAY_MS token to the required delay in milliseconds, and passed to the
+ * compiler using the -D switch.
+ */
+ #define HOST_DEVICE_SETTLE_DELAY_MS 1000
+ #endif
+
+ /* Enums: */
+ /** Enum for the error codes for the \ref EVENT_USB_Host_HostError() event.
+ *
+ * \see \ref Group_Events for more information on this event.
+ */
+ enum USB_Host_ErrorCodes_t
+ {
+ HOST_ERROR_VBusVoltageDip = 0, /**< VBUS voltage dipped to an unacceptable level. This
+ * error may be the result of an attached device drawing
+ * too much current from the VBUS line, or due to the
+ * AVR's power source being unable to supply sufficient
+ * current.
+ */
+ };
+
+ /** Enum for the error codes for the \ref EVENT_USB_Host_DeviceEnumerationFailed() event.
+ *
+ * \see \ref Group_Events for more information on this event.
+ */
+ enum USB_Host_EnumerationErrorCodes_t
+ {
+ HOST_ENUMERROR_NoError = 0, /**< No error occurred. Used internally, this is not a valid
+ * ErrorCode parameter value for the \ref EVENT_USB_Host_DeviceEnumerationFailed()
+ * event.
+ */
+ HOST_ENUMERROR_WaitStage = 1, /**< One of the delays between enumeration steps failed
+ * to complete successfully, due to a timeout or other
+ * error.
+ */
+ HOST_ENUMERROR_NoDeviceDetected = 2, /**< No device was detected, despite the USB data lines
+ * indicating the attachment of a device.
+ */
+ HOST_ENUMERROR_ControlError = 3, /**< One of the enumeration control requests failed to
+ * complete successfully.
+ */
+ HOST_ENUMERROR_PipeConfigError = 4, /**< The default control pipe (address 0) failed to
+ * configure correctly.
+ */
+ };
+
+ /* Inline Functions: */
+ /** Returns the current USB frame number, when in host mode. Every millisecond the USB bus is active (i.e. not suspended)
+ * the frame number is incremented by one.
+ *
+ * \return Current USB frame number from the USB controller.
+ */
+ static inline uint16_t USB_Host_GetFrameNumber(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t USB_Host_GetFrameNumber(void)
+ {
+ return AVR32_USBB_UHFNUM;
+ }
+
+ #if !defined(NO_SOF_EVENTS)
+ /** Enables the host mode Start Of Frame events. When enabled, this causes the
+ * \ref EVENT_USB_Host_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
+ * at the start of each USB frame when a device is enumerated while in host mode.
+ *
+ * \note This function is not available when the \c NO_SOF_EVENTS compile time token is defined.
+ */
+ static inline void USB_Host_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_EnableSOFEvents(void)
+ {
+ USB_INT_Enable(USB_INT_HSOFI);
+ }
+
+ /** Disables the host mode Start Of Frame events. When disabled, this stops the firing of the
+ * \ref EVENT_USB_Host_StartOfFrame() event when enumerated in host mode.
+ *
+ * \note This function is not available when the \c NO_SOF_EVENTS compile time token is defined.
+ */
+ static inline void USB_Host_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_DisableSOFEvents(void)
+ {
+ USB_INT_Disable(USB_INT_HSOFI);
+ }
+ #endif
+
+ /** Resets the USB bus, including the endpoints in any attached device and pipes on the AVR host.
+ * USB bus resets leave the default control pipe configured (if already configured).
+ *
+ * If the USB bus has been suspended prior to issuing a bus reset, the attached device will be
+ * woken up automatically and the bus resumed after the reset has been correctly issued.
+ */
+ static inline void USB_Host_ResetBus(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_ResetBus(void)
+ {
+ AVR32_USBB.UHCON.reset = true;
+ }
+
+ /** Determines if a previously issued bus reset (via the \ref USB_Host_ResetBus() macro) has
+ * completed.
+ *
+ * \return Boolean \c true if no bus reset is currently being sent, \c false otherwise.
+ */
+ static inline bool USB_Host_IsBusResetComplete(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_Host_IsBusResetComplete(void)
+ {
+ return AVR32_USBB.UHCON.reset;
+ }
+
+ /** Resumes USB communications with an attached and enumerated device, by resuming the transmission
+ * of the 1MS Start Of Frame messages to the device. When resumed, USB communications between the
+ * host and attached device may occur.
+ */
+ static inline void USB_Host_ResumeBus(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_ResumeBus(void)
+ {
+ AVR32_USBB.UHCON.sofe = true;
+ }
+
+ /** Suspends the USB bus, preventing any communications from occurring between the host and attached
+ * device until the bus has been resumed. This stops the transmission of the 1MS Start Of Frame
+ * messages to the device.
+ *
+ * \note While the USB bus is suspended, all USB interrupt sources are also disabled; this means that
+ * some events (such as device disconnections) will not fire until the bus is resumed.
+ */
+ static inline void USB_Host_SuspendBus(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_SuspendBus(void)
+ {
+ AVR32_USBB.UHCON.sofe = false;
+ }
+
+ /** Determines if the USB bus has been suspended via the use of the \ref USB_Host_SuspendBus() macro,
+ * false otherwise. While suspended, no USB communications can occur until the bus is resumed,
+ * except for the Remote Wakeup event from the device if supported.
+ *
+ * \return Boolean \c true if the bus is currently suspended, \c false otherwise.
+ */
+ static inline bool USB_Host_IsBusSuspended(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_Host_IsBusSuspended(void)
+ {
+ return AVR32_USBB.UHCON.sofe;
+ }
+
+ /** Determines if the attached device is currently enumerated in Full Speed mode (12Mb/s), or
+ * false if the attached device is enumerated in Low Speed mode (1.5Mb/s).
+ *
+ * \return Boolean \c true if the attached device is enumerated in Full Speed mode, \c false otherwise.
+ */
+ static inline bool USB_Host_IsDeviceFullSpeed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_Host_IsDeviceFullSpeed(void)
+ {
+ return (AVR32_USBB.USBSTA.speed == AVR32_USBB_SPEED_FULL);
+ }
+
+ /** Determines if the attached device is currently issuing a Remote Wakeup request, requesting
+ * that the host resume the USB bus and wake up the device, \c false otherwise.
+ *
+ * \return Boolean \c true if the attached device has sent a Remote Wakeup request, \c false otherwise.
+ */
+ static inline bool USB_Host_IsRemoteWakeupSent(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_Host_IsRemoteWakeupSent(void)
+ {
+ return AVR32_USBB.UHINT.rxrsmi;
+ }
+
+ /** Clears the flag indicating that a Remote Wakeup request has been issued by an attached device. */
+ static inline void USB_Host_ClearRemoteWakeupSent(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_ClearRemoteWakeupSent(void)
+ {
+ AVR32_USBB.UHINTCLR.rxrsmic = true;
+ }
+
+ /** Accepts a Remote Wakeup request from an attached device. This must be issued in response to
+ * a device's Remote Wakeup request within 2ms for the request to be accepted and the bus to
+ * be resumed.
+ */
+ static inline void USB_Host_ResumeFromWakeupRequest(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_ResumeFromWakeupRequest(void)
+ {
+ AVR32_USBB.UHCON.resume = true;
+ }
+
+ /** Determines if a resume from Remote Wakeup request is currently being sent to an attached
+ * device.
+ *
+ * \return Boolean \c true if no resume request is currently being sent, \c false otherwise.
+ */
+ static inline bool USB_Host_IsResumeFromWakeupRequestSent(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_Host_IsResumeFromWakeupRequestSent(void)
+ {
+ return AVR32_USBB.UHCON.resume;
+ }
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ static inline void USB_Host_HostMode_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_HostMode_On(void)
+ {
+ // Not required for UC3B
+ }
+
+ static inline void USB_Host_HostMode_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_HostMode_Off(void)
+ {
+ // Not required for UC3B
+ }
+
+ static inline void USB_Host_VBUS_Auto_Enable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Auto_Enable(void)
+ {
+ AVR32_USBB.USBCON.vbushwc = false;
+ }
+
+ static inline void USB_Host_VBUS_Manual_Enable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Manual_Enable(void)
+ {
+ AVR32_USBB.USBCON.vbushwc = true;
+ }
+
+ static inline void USB_Host_VBUS_Auto_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Auto_On(void)
+ {
+ AVR32_USBB.USBSTASET.vbusrqs = true;
+ }
+
+ static inline void USB_Host_VBUS_Manual_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Manual_On(void)
+ {
+ AVR32_USBB.USBSTASET.vbusrqs = true;
+ }
+
+ static inline void USB_Host_VBUS_Auto_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Auto_Off(void)
+ {
+ AVR32_USBB.USBSTACLR.vbusrqc = true;
+ }
+
+ static inline void USB_Host_VBUS_Manual_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_VBUS_Manual_Off(void)
+ {
+ AVR32_USBB.USBSTACLR.vbusrqc = true;
+ }
+
+ static inline void USB_Host_SetDeviceAddress(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void USB_Host_SetDeviceAddress(const uint8_t Address)
+ {
+ AVR32_USBB.UHADDR1.uhaddr_p0 = Address;
+ AVR32_USBB.UHADDR1.uhaddr_p1 = Address;
+ AVR32_USBB.UHADDR1.uhaddr_p2 = Address;
+ AVR32_USBB.UHADDR1.uhaddr_p3 = Address;
+ AVR32_USBB.UHADDR2.uhaddr_p4 = Address;
+ AVR32_USBB.UHADDR2.uhaddr_p5 = Address;
+ AVR32_USBB.UHADDR2.uhaddr_p6 = Address;
+ }
+
+ /* Enums: */
+ enum USB_Host_WaitMSErrorCodes_t
+ {
+ HOST_WAITERROR_Successful = 0,
+ HOST_WAITERROR_DeviceDisconnect = 1,
+ HOST_WAITERROR_PipeError = 2,
+ HOST_WAITERROR_SetupStalled = 3,
+ };
+
+ /* Function Prototypes: */
+ void USB_Host_ProcessNextHostState(void);
+ uint8_t USB_Host_WaitMS(uint8_t MS);
+
+ #if defined(__INCLUDE_FROM_HOST_C)
+ static void USB_Host_ResetDevice(void);
+ #endif
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/PipeStream_UC3.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/PipeStream_UC3.c
new file mode 100644
index 000000000..27426ada0
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/PipeStream_UC3.c
@@ -0,0 +1,166 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_UC3)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#include "PipeStream_UC3.h"
+
+uint8_t Pipe_Discard_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t ErrorCode;
+ uint16_t BytesInTransfer = 0;
+
+ Pipe_SetPipeToken(PIPE_TOKEN_IN);
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ Length -= *BytesProcessed;
+
+ while (Length)
+ {
+ if (!(Pipe_IsReadWriteAllowed()))
+ {
+ Pipe_ClearIN();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return PIPE_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Pipe_Discard_8();
+
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+uint8_t Pipe_Null_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t ErrorCode;
+ uint16_t BytesInTransfer = 0;
+
+ Pipe_SetPipeToken(PIPE_TOKEN_OUT);
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ Length -= *BytesProcessed;
+
+ while (Length)
+ {
+ if (!(Pipe_IsReadWriteAllowed()))
+ {
+ Pipe_ClearOUT();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return PIPE_RWSTREAM_IncompleteTransfer;
+ }
+
+ USB_USBTask();
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Pipe_Write_8(0);
+
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+/* The following abuses the C preprocessor in order to copy-paste common code with slight alterations,
+ * so that the code needs to be written once. It is a crude form of templating to reduce code maintenance. */
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_Stream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_8(*BufferPtr)
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_Stream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_8(*BufferPtr)
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Read_Stream_LE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_IN
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Pipe_Read_8()
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Read_Stream_BE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_IN
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) DataStream -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Pipe_Read_8()
+#include "Template/Template_Pipe_RW.c"
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/PipeStream_UC3.h b/lib/lufa/LUFA/Drivers/USB/Core/UC3/PipeStream_UC3.h
new file mode 100644
index 000000000..cc3444208
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/PipeStream_UC3.h
@@ -0,0 +1,352 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Pipe data stream transmission and reception management for the AVR32 UC3 microcontrollers.
+ * \copydetails Group_PipeStreamRW_UC3
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_PipeStreamRW
+ * \defgroup Group_PipeStreamRW_UC3 Read/Write of Multi-Byte Streams (UC3)
+ * \brief Pipe data stream transmission and reception management for the Atmel AVR32 UC3 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of data streams from
+ * and to pipes.
+ *
+ * @{
+ */
+
+#ifndef __PIPE_STREAM_UC3_H__
+#define __PIPE_STREAM_UC3_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBMode.h"
+ #include "../USBTask.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Function Prototypes: */
+ /** \name Stream functions for null data */
+ //@{
+
+ /** Reads and discards the given number of bytes from the pipe, discarding fully read packets from the host
+ * as needed. The last packet is not automatically discarded once the remaining bytes has been read; the
+ * user is responsible for manually discarding the last packet from the device via the \ref Pipe_ClearIN() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once, failing or
+ * succeeding as a single unit. If the BytesProcessed parameter points to a valid storage location, the transfer
+ * will instead be performed as a series of chunks. Each time the pipe bank becomes empty while there is still data
+ * to process (and after the current packet has been acknowledged) the BytesProcessed location will be updated with
+ * the total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref PIPE_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed in the user code - to
+ * continue the transfer, call the function again with identical parameters and it will resume until the BytesProcessed
+ * value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Pipe_Discard_Stream(512, NULL)) != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Pipe_Discard_Stream(512, &BytesProcessed)) == PIPE_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[in] Length Number of bytes to discard via the currently selected pipe.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be processed at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Discard_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed);
+
+ /** Writes a given number of zeroed bytes to the pipe, sending full pipe packets from the host to the device
+ * as needed. The last packet is not automatically sent once the remaining bytes has been written; the
+ * user is responsible for manually discarding the last packet from the device via the \ref Pipe_ClearOUT() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once, failing or
+ * succeeding as a single unit. If the BytesProcessed parameter points to a valid storage location, the transfer
+ * will instead be performed as a series of chunks. Each time the pipe bank becomes full while there is still data
+ * to process (and after the current packet transmission has been initiated) the BytesProcessed location will be
+ * updated with the total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref PIPE_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed in the user code - to
+ * continue the transfer, call the function again with identical parameters and it will resume until the BytesProcessed
+ * value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Pipe_Null_Stream(512, NULL)) != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Pipe_Null_Stream(512, &BytesProcessed)) == PIPE_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[in] Length Number of zero bytes to write via the currently selected pipe.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be processed at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Null_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed);
+
+ //@}
+
+ /** \name Stream functions for RAM source/destination data */
+ //@{
+
+ /** Writes the given number of bytes to the pipe from the given buffer in little endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearOUT() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the pipe bank becomes full while there is still data to process (and after the current
+ * packet transmission has been initiated) the BytesProcessed location will be updated with the
+ * total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref PIPE_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Pipe_Write_Stream_LE(DataStream, sizeof(DataStream),
+ * NULL)) != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Pipe_Write_Stream_LE(DataStream, sizeof(DataStream),
+ * &BytesProcessed)) == PIPE_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_Stream_LE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the pipe from the given buffer in big endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearOUT() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_Stream_BE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the pipe into the given buffer in little endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearIN() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the pipe bank becomes empty while there is still data to process (and after the current
+ * packet has been acknowledged) the BytesProcessed location will be updated with the total number
+ * of bytes processed in the stream, and the function will exit with an error code of
+ * \ref PIPE_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Pipe_Read_Stream_LE(DataStream, sizeof(DataStream),
+ * NULL)) != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Pipe_Read_Stream_LE(DataStream, sizeof(DataStream),
+ * &BytesProcessed)) == PIPE_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != PIPE_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[out] Buffer Pointer to the source data buffer to write to.
+ * \param[in] Length Number of bytes to read for the currently selected pipe to read from.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Read_Stream_LE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the pipe into the given buffer in big endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearIN() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * \note The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[out] Buffer Pointer to the source data buffer to write to.
+ * \param[in] Length Number of bytes to read for the currently selected pipe to read from.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes already processed should
+ * updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Read_Stream_BE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Pipe_UC3.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Pipe_UC3.c
new file mode 100644
index 000000000..73cf36078
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Pipe_UC3.c
@@ -0,0 +1,209 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_UC3)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#include "../Pipe.h"
+
+uint8_t USB_Host_ControlPipeSize = PIPE_CONTROLPIPE_DEFAULT_SIZE;
+
+volatile uint32_t USB_Pipe_SelectedPipe = PIPE_CONTROLPIPE;
+volatile uint8_t* USB_Pipe_FIFOPos[PIPE_TOTAL_PIPES];
+
+bool Pipe_ConfigurePipeTable(const USB_Pipe_Table_t* const Table,
+ const uint8_t Entries)
+{
+ for (uint8_t i = 0; i < Entries; i++)
+ {
+ if (!(Table[i].Address))
+ continue;
+
+ if (!(Pipe_ConfigurePipe(Table[i].Address, Table[i].Type, Table[i].EndpointAddress, Table[i].Size, Table[i].Banks)))
+ {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+bool Pipe_ConfigurePipe(const uint8_t Address,
+ const uint8_t Type,
+ const uint8_t EndpointAddress,
+ const uint16_t Size,
+ const uint8_t Banks)
+{
+ uint8_t Number = (Address & PIPE_EPNUM_MASK);
+ uint8_t Token = (Address & PIPE_DIR_IN) ? PIPE_TOKEN_IN : PIPE_TOKEN_OUT;
+
+ if (Number >= PIPE_TOTAL_PIPES)
+ return false;
+
+ if (Type == EP_TYPE_CONTROL)
+ Token = PIPE_TOKEN_SETUP;
+
+ USB_Pipe_FIFOPos[Number] = &AVR32_USBB_SLAVE[Number * PIPE_HSB_ADDRESS_SPACE_SIZE];
+
+#if defined(ORDERED_EP_CONFIG)
+ Pipe_SelectPipe(Number);
+ Pipe_EnablePipe();
+
+ (&AVR32_USBB.upcfg0)[Number] = 0;
+ (&AVR32_USBB.upcfg0)[Number] = (AVR32_USBB_ALLOC_MASK |
+ ((uint32_t)Type << AVR32_USBB_PTYPE_OFFSET) |
+ ((uint32_t)Token << AVR32_USBB_PTOKEN_OFFSET) |
+ ((Banks > 1) ? AVR32_USBB_PBK_MASK : 0) |
+ Pipe_BytesToEPSizeMask(Size) |
+ ((uint32_t)Number << AVR32_USBB_PEPNUM_OFFSET));
+
+ Pipe_SetInfiniteINRequests();
+
+ return Pipe_IsConfigured();
+#else
+ for (uint8_t PNum = Number; PNum < PIPE_TOTAL_PIPES; PNum++)
+ {
+ uint32_t UPCFG0Temp;
+
+ Pipe_SelectPipe(PNum);
+
+ if (PNum == Number)
+ {
+ UPCFG0Temp = (AVR32_USBB_ALLOC_MASK |
+ ((uint32_t)Type << AVR32_USBB_PTYPE_OFFSET) |
+ ((uint32_t)Token << AVR32_USBB_PTOKEN_OFFSET) |
+ ((Banks > 1) ? AVR32_USBB_PBK_MASK : 0) |
+ Pipe_BytesToEPSizeMask(Size) |
+ ((EndpointAddress & PIPE_EPNUM_MASK) << AVR32_USBB_PEPNUM_OFFSET));
+ }
+ else
+ {
+ UPCFG0Temp = (&AVR32_USBB.upcfg0)[PNum];
+ }
+
+ if (!(UPCFG0Temp & AVR32_USBB_ALLOC_MASK))
+ continue;
+
+ Pipe_DisablePipe();
+ (&AVR32_USBB.upcfg0)[PNum] &= ~AVR32_USBB_ALLOC_MASK;
+
+ Pipe_EnablePipe();
+ (&AVR32_USBB.upcfg0)[PNum] = UPCFG0Temp;
+
+ Pipe_SetInfiniteINRequests();
+
+ if (!(Pipe_IsConfigured()))
+ return false;
+ }
+
+ Pipe_SelectPipe(Number);
+ return true;
+#endif
+}
+
+void Pipe_ClearPipes(void)
+{
+ for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)
+ {
+ Pipe_SelectPipe(PNum);
+ (&AVR32_USBB.upcfg0)[PNum] = 0;
+ (&AVR32_USBB.upcon0clr)[PNum] = -1;
+ USB_Pipe_FIFOPos[PNum] = &AVR32_USBB_SLAVE[PNum * 0x10000];
+ Pipe_DisablePipe();
+ }
+}
+
+bool Pipe_IsEndpointBound(const uint8_t EndpointAddress)
+{
+ uint8_t PrevPipeNumber = Pipe_GetCurrentPipe();
+
+ for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)
+ {
+ Pipe_SelectPipe(PNum);
+
+ if (!(Pipe_IsConfigured()))
+ continue;
+
+ if (Pipe_GetBoundEndpointAddress() == EndpointAddress)
+ return true;
+ }
+
+ Pipe_SelectPipe(PrevPipeNumber);
+ return false;
+}
+
+uint8_t Pipe_WaitUntilReady(void)
+{
+ #if (USB_STREAM_TIMEOUT_MS < 0xFF)
+ uint8_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #else
+ uint16_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #endif
+
+ uint16_t PreviousFrameNumber = USB_Host_GetFrameNumber();
+
+ for (;;)
+ {
+ if (Pipe_GetPipeToken() == PIPE_TOKEN_IN)
+ {
+ if (Pipe_IsINReceived())
+ return PIPE_READYWAIT_NoError;
+ }
+ else
+ {
+ if (Pipe_IsOUTReady())
+ return PIPE_READYWAIT_NoError;
+ }
+
+ if (Pipe_IsStalled())
+ return PIPE_READYWAIT_PipeStalled;
+ else if (USB_HostState == HOST_STATE_Unattached)
+ return PIPE_READYWAIT_DeviceDisconnected;
+
+ uint16_t CurrentFrameNumber = USB_Host_GetFrameNumber();
+
+ if (CurrentFrameNumber != PreviousFrameNumber)
+ {
+ PreviousFrameNumber = CurrentFrameNumber;
+
+ if (!(TimeoutMSRem--))
+ return PIPE_READYWAIT_Timeout;
+ }
+ }
+}
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Pipe_UC3.h b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Pipe_UC3.h
new file mode 100644
index 000000000..12e0dcd62
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Pipe_UC3.h
@@ -0,0 +1,924 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Pipe definitions for the AVR32 UC3 microcontrollers.
+ * \copydetails Group_PipeManagement_UC3
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_PipeRW
+ * \defgroup Group_PipeRW_UC3 Pipe Data Reading and Writing (UC3)
+ * \brief Pipe data read/write definitions for the Atmel AVR32 UC3 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing from and to pipes.
+ */
+
+/** \ingroup Group_PipePrimitiveRW
+ * \defgroup Group_PipePrimitiveRW_UC3 Read/Write of Primitive Data Types (UC3)
+ * \brief Pipe primitive data read/write definitions for the Atmel AVR32 UC3 architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of primitive data types
+ * from and to pipes.
+ */
+
+/** \ingroup Group_PipePacketManagement
+ * \defgroup Group_PipePacketManagement_UC3 Pipe Packet Management (UC3)
+ * \brief Pipe packet management definitions for the Atmel AVR32 UC3 architecture.
+ *
+ * Functions, macros, variables, enums and types related to packet management of pipes.
+ */
+
+/** \ingroup Group_PipeControlReq
+ * \defgroup Group_PipeControlReq_UC3 Pipe Control Request Management (UC3)
+ * \brief Pipe control request management definitions for the Atmel AVR32 UC3 architecture.
+ *
+ * Module for host mode request processing. This module allows for the transmission of standard, class and
+ * vendor control requests to the default control endpoint of an attached device while in host mode.
+ *
+ * \see Chapter 9 of the USB 2.0 specification.
+ */
+
+/** \ingroup Group_PipeManagement
+ * \defgroup Group_PipeManagement_UC3 Pipe Management (UC3)
+ * \brief Pipe management definitions for the Atmel AVR32 UC3 architecture.
+ *
+ * This module contains functions, macros and enums related to pipe management when in USB Host mode. This
+ * module contains the pipe management macros, as well as pipe interrupt and data send/receive functions
+ * for various data types.
+ *
+ * @{
+ */
+
+#ifndef __PIPE_UC3_H__
+#define __PIPE_UC3_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBTask.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ #define PIPE_HSB_ADDRESS_SPACE_SIZE (64 * 1024UL)
+
+ /* External Variables: */
+ extern volatile uint32_t USB_Pipe_SelectedPipe;
+ extern volatile uint8_t* USB_Pipe_FIFOPos[];
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** \name Pipe Error Flag Masks */
+ //@{
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that an overflow error occurred in the pipe on the received data. */
+ #define PIPE_ERRORFLAG_OVERFLOW (AVR32_USBB_UPSTA0_OVERFI_MASK << 8)
+
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that a CRC error occurred in the pipe on the received data. */
+ #define PIPE_ERRORFLAG_CRC16 AVR32_USBB_UPERR0_CRC16_MASK
+
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that a hardware timeout error occurred in the pipe. */
+ #define PIPE_ERRORFLAG_TIMEOUT AVR32_USBB_UPERR0_TIMEOUT_MASK
+
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that a hardware PID error occurred in the pipe. */
+ #define PIPE_ERRORFLAG_PID AVR32_USBB_UPERR0_PID_MASK
+
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that a hardware data PID error occurred in the pipe. */
+ #define PIPE_ERRORFLAG_DATAPID AVR32_USBB_UPERR0_DATAPID_MASK
+
+ /** Mask for \ref Pipe_GetErrorFlags(), indicating that a hardware data toggle error occurred in the pipe. */
+ #define PIPE_ERRORFLAG_DATATGL AVR32_USBB_UPERR0_DATATGL_MASK
+ //@}
+
+ /** \name Pipe Token Masks */
+ //@{
+ /** Token mask for \ref Pipe_SetPipeToken() and \ref Pipe_GetPipeToken(). This sets the pipe as a SETUP token (for CONTROL type pipes),
+ * which will trigger a control request on the attached device when data is written to the pipe.
+ */
+ #define PIPE_TOKEN_SETUP AVR32_USBB_UPCFG0_PTOKEN_SETUP
+
+ /** Token mask for \ref Pipe_SetPipeToken() and \ref Pipe_GetPipeToken(). This sets the pipe as a IN token (for non-CONTROL type pipes),
+ * indicating that the pipe data will flow from device to host.
+ */
+ #define PIPE_TOKEN_IN AVR32_USBB_UPCFG0_PTOKEN_IN
+
+ /** Token mask for \ref Pipe_SetPipeToken() and \ref Pipe_GetPipeToken(). This sets the pipe as a OUT token (for non-CONTROL type pipes),
+ * indicating that the pipe data will flow from host to device.
+ */
+ #define PIPE_TOKEN_OUT AVR32_USBB_UPCFG0_PTOKEN_OUT
+ //@}
+
+ /** Default size of the default control pipe's bank, until altered by the Endpoint0Size value
+ * in the device descriptor of the attached device.
+ */
+ #define PIPE_CONTROLPIPE_DEFAULT_SIZE 64
+
+ #if defined(USB_SERIES_UC3A3_AVR32) || defined(USB_SERIES_UC3A4_AVR32) || defined(__DOXYGEN__)
+ /** Total number of pipes (including the default control pipe at address 0) which may be used in
+ * the device.
+ */
+ #define PIPE_TOTAL_PIPES 8
+ #else
+ #define PIPE_TOTAL_PIPES 7
+ #endif
+
+ /** Size in bytes of the largest pipe bank size possible in the device. Not all banks on each AVR
+ * model supports the largest bank size possible on the device; different pipe numbers support
+ * different maximum bank sizes. This value reflects the largest possible bank of any pipe on the
+ * currently selected UC3 AVR model.
+ */
+ #define PIPE_MAX_SIZE 256
+
+ /* Enums: */
+ /** Enum for the possible error return codes of the \ref Pipe_WaitUntilReady() function.
+ *
+ * \ingroup Group_PipeRW_UC3
+ */
+ enum Pipe_WaitUntilReady_ErrorCodes_t
+ {
+ PIPE_READYWAIT_NoError = 0, /**< Pipe ready for next packet, no error. */
+ PIPE_READYWAIT_PipeStalled = 1, /**< The device stalled the pipe while waiting. */
+ PIPE_READYWAIT_DeviceDisconnected = 2, /**< Device was disconnected from the host while waiting. */
+ PIPE_READYWAIT_Timeout = 3, /**< The device failed to accept or send the next packet
+ * within the software timeout period set by the
+ * \ref USB_STREAM_TIMEOUT_MS macro.
+ */
+ };
+
+ /* Inline Functions: */
+ /** Indicates the number of bytes currently stored in the current pipes's selected bank.
+ *
+ * \ingroup Group_PipeRW_UC3
+ *
+ * \return Total number of bytes in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint16_t Pipe_BytesInPipe(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Pipe_BytesInPipe(void)
+ {
+ return (&AVR32_USBB.UPSTA0)[USB_Pipe_SelectedPipe].pbyct;
+ }
+
+ /** Determines the currently selected pipe's direction.
+ *
+ * \return The currently selected pipe's direction, as a \c PIPE_DIR_* mask.
+ */
+ static inline uint8_t Pipe_GetPipeDirection(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetPipeDirection(void)
+ {
+ return (((&AVR32_USBB.UPCFG0)[USB_Pipe_SelectedPipe].ptoken == PIPE_TOKEN_OUT) ? PIPE_DIR_OUT : PIPE_DIR_IN);
+ }
+
+ /** Returns the pipe address of the currently selected pipe. This is typically used to save the
+ * currently selected pipe number so that it can be restored after another pipe has been manipulated.
+ *
+ * \return Index of the currently selected pipe.
+ */
+ static inline uint8_t Pipe_GetCurrentPipe(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetCurrentPipe(void)
+ {
+ return (USB_Pipe_SelectedPipe | Pipe_GetPipeDirection());
+ }
+
+ /** Selects the given pipe address. Any pipe operations which do not require the pipe address to be
+ * indicated will operate on the currently selected pipe.
+ *
+ * \param[in] Address Address of the pipe to select.
+ */
+ static inline void Pipe_SelectPipe(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_SelectPipe(const uint8_t Address)
+ {
+ USB_Pipe_SelectedPipe = (Address & PIPE_EPNUM_MASK);
+ }
+
+ /** Resets the desired pipe, including the pipe banks and flags.
+ *
+ * \param[in] Address Index of the pipe to reset.
+ */
+ static inline void Pipe_ResetPipe(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ResetPipe(const uint8_t Address)
+ {
+ uint32_t PipeNumber = (Address & PIPE_EPNUM_MASK);
+
+ AVR32_USBB.uprst |= (AVR32_USBB_PRST0_MASK << PipeNumber);
+ AVR32_USBB.uprst &= ~(AVR32_USBB_PRST0_MASK << PipeNumber);
+ USB_Pipe_FIFOPos[PipeNumber] = &AVR32_USBB_SLAVE[PipeNumber * PIPE_HSB_ADDRESS_SPACE_SIZE];
+ }
+
+ /** Enables the currently selected pipe so that data can be sent and received through it to and from
+ * an attached device.
+ *
+ * \pre The currently selected pipe must first be configured properly via \ref Pipe_ConfigurePipe().
+ */
+ static inline void Pipe_EnablePipe(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_EnablePipe(void)
+ {
+ AVR32_USBB.uprst |= (AVR32_USBB_PEN0_MASK << USB_Pipe_SelectedPipe);
+ }
+
+ /** Disables the currently selected pipe so that data cannot be sent and received through it to and
+ * from an attached device.
+ */
+ static inline void Pipe_DisablePipe(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_DisablePipe(void)
+ {
+ AVR32_USBB.uprst &= ~(AVR32_USBB_PEN0_MASK << USB_Pipe_SelectedPipe);
+ }
+
+ /** Determines if the currently selected pipe is enabled, but not necessarily configured.
+ *
+ * \return Boolean \c true if the currently selected pipe is enabled, \c false otherwise.
+ */
+ static inline bool Pipe_IsEnabled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsEnabled(void)
+ {
+ return ((AVR32_USBB.uprst & (AVR32_USBB_PEN0_MASK << USB_Pipe_SelectedPipe)) ? true : false);
+ }
+
+ /** Gets the current pipe token, indicating the pipe's data direction and type.
+ *
+ * \return The current pipe token, as a \c PIPE_TOKEN_* mask.
+ */
+ static inline uint8_t Pipe_GetPipeToken(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetPipeToken(void)
+ {
+ return (&AVR32_USBB.UPCFG0)[USB_Pipe_SelectedPipe].ptoken;
+ }
+
+ /** Sets the token for the currently selected pipe to one of the tokens specified by the \c PIPE_TOKEN_*
+ * masks. This can be used on CONTROL type pipes, to allow for bidirectional transfer of data during
+ * control requests, or on regular pipes to allow for half-duplex bidirectional data transfer to devices
+ * which have two endpoints of opposite direction sharing the same endpoint address within the device.
+ *
+ * \param[in] Token New pipe token to set the selected pipe to, as a \c PIPE_TOKEN_* mask.
+ */
+ static inline void Pipe_SetPipeToken(const uint8_t Token) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_SetPipeToken(const uint8_t Token)
+ {
+ (&AVR32_USBB.UPCFG0)[USB_Pipe_SelectedPipe].ptoken = Token;
+ }
+
+ /** Configures the currently selected pipe to allow for an unlimited number of IN requests. */
+ static inline void Pipe_SetInfiniteINRequests(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_SetInfiniteINRequests(void)
+ {
+ (&AVR32_USBB.UPINRQ0)[USB_Pipe_SelectedPipe].inmode = true;
+ }
+
+ /** Configures the currently selected pipe to only allow the specified number of IN requests to be
+ * accepted by the pipe before it is automatically frozen.
+ *
+ * \param[in] TotalINRequests Total number of IN requests that the pipe may receive before freezing.
+ */
+ static inline void Pipe_SetFiniteINRequests(const uint8_t TotalINRequests) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_SetFiniteINRequests(const uint8_t TotalINRequests)
+ {
+ (&AVR32_USBB.UPINRQ0)[USB_Pipe_SelectedPipe].inmode = false;
+ (&AVR32_USBB.UPINRQ0)[USB_Pipe_SelectedPipe].inrq = TotalINRequests;
+ }
+
+ /** Determines if the currently selected pipe is configured.
+ *
+ * \return Boolean \c true if the selected pipe is configured, \c false otherwise.
+ */
+ static inline bool Pipe_IsConfigured(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsConfigured(void)
+ {
+ return (&AVR32_USBB.UPSTA0)[USB_Pipe_SelectedPipe].cfgok;
+ }
+
+ /** Retrieves the endpoint address of the endpoint within the attached device that the currently selected
+ * pipe is bound to.
+ *
+ * \return Endpoint address the currently selected pipe is bound to.
+ */
+ static inline uint8_t Pipe_GetBoundEndpointAddress(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetBoundEndpointAddress(void)
+ {
+ return ((&AVR32_USBB.UPCFG0)[USB_Pipe_SelectedPipe].pepnum |
+ ((Pipe_GetPipeToken() == PIPE_TOKEN_IN) ? PIPE_DIR_IN : PIPE_DIR_OUT));
+ }
+
+ /** Sets the period between interrupts for an INTERRUPT type pipe to a specified number of milliseconds.
+ *
+ * \param[in] Milliseconds Number of milliseconds between each pipe poll.
+ */
+ static inline void Pipe_SetInterruptPeriod(const uint8_t Milliseconds) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_SetInterruptPeriod(const uint8_t Milliseconds)
+ {
+ (&AVR32_USBB.UPCFG0)[USB_Pipe_SelectedPipe].intfrq = Milliseconds;
+ }
+
+ /** Returns a mask indicating which pipe's interrupt periods have elapsed, indicating that the pipe should
+ * be serviced.
+ *
+ * \return Mask whose bits indicate which pipes have interrupted.
+ */
+ static inline uint8_t Pipe_GetPipeInterrupts(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetPipeInterrupts(void)
+ {
+ return ((AVR32_USBB.uhint & (AVR32_USBB_P6INT_MASK | AVR32_USBB_P5INT_MASK |
+ AVR32_USBB_P4INT_MASK | AVR32_USBB_P3INT_MASK |
+ AVR32_USBB_P2INT_MASK | AVR32_USBB_P1INT_MASK |
+ AVR32_USBB_P0INT_MASK)) >> AVR32_USBB_P0INT_OFFSET);
+ }
+
+ /** Determines if the specified pipe address has interrupted (valid only for INTERRUPT type
+ * pipes).
+ *
+ * \param[in] Address Address of the pipe whose interrupt flag should be tested.
+ *
+ * \return Boolean \c true if the specified pipe has interrupted, \c false otherwise.
+ */
+ static inline bool Pipe_HasPipeInterrupted(const uint8_t Address) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_HasPipeInterrupted(const uint8_t Address)
+ {
+ return ((AVR32_USBB.uhint & (AVR32_USBB_P0INTES_MASK << (Address & PIPE_EPNUM_MASK))) ? true : false);
+ }
+
+ /** Unfreezes the selected pipe, allowing it to communicate with an attached device. */
+ static inline void Pipe_Unfreeze(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Unfreeze(void)
+ {
+ (&AVR32_USBB.UPCON0CLR)[USB_Pipe_SelectedPipe].pfreezec = true;
+ }
+
+ /** Freezes the selected pipe, preventing it from communicating with an attached device. */
+ static inline void Pipe_Freeze(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Freeze(void)
+ {
+ (&AVR32_USBB.UPCON0SET)[USB_Pipe_SelectedPipe].pfreezes = true;
+ }
+
+ /** Determines if the currently selected pipe is frozen, and not able to accept data.
+ *
+ * \return Boolean \c true if the currently selected pipe is frozen, \c false otherwise.
+ */
+ static inline bool Pipe_IsFrozen(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsFrozen(void)
+ {
+ return (((&AVR32_USBB.UPCON0)[USB_Pipe_SelectedPipe].pfreeze) ? true : false);
+ }
+
+ /** Clears the error flags for the currently selected pipe. */
+ static inline void Pipe_ClearError(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearError(void)
+ {
+ (&AVR32_USBB.uperr0)[USB_Pipe_SelectedPipe] = 0;
+ (&AVR32_USBB.UPSTA0CLR)[USB_Pipe_SelectedPipe].overfic = true;
+ }
+
+ /** Determines if the master pipe error flag is set for the currently selected pipe, indicating that
+ * some sort of hardware error has occurred on the pipe.
+ *
+ * \see \ref Pipe_GetErrorFlags() macro for information on retrieving the exact error flag.
+ *
+ * \return Boolean \c true if an error has occurred on the selected pipe, \c false otherwise.
+ */
+ static inline bool Pipe_IsError(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsError(void)
+ {
+ return (((&AVR32_USBB.upsta0)[USB_Pipe_SelectedPipe] &
+ (AVR32_USBB_PERRI_MASK | AVR32_USBB_OVERFI_MASK)) ? true : false);
+ }
+
+ /** Gets a mask of the hardware error flags which have occurred on the currently selected pipe. This
+ * value can then be masked against the \c PIPE_ERRORFLAG_* masks to determine what error has occurred.
+ *
+ * \return Mask comprising of \c PIPE_ERRORFLAG_* bits indicating what error has occurred on the selected pipe.
+ */
+ static inline uint8_t Pipe_GetErrorFlags(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetErrorFlags(void)
+ {
+
+ return (((&AVR32_USBB.uperr0)[USB_Pipe_SelectedPipe] &
+ (PIPE_ERRORFLAG_CRC16 | PIPE_ERRORFLAG_TIMEOUT |
+ PIPE_ERRORFLAG_PID | PIPE_ERRORFLAG_DATAPID |
+ PIPE_ERRORFLAG_DATATGL)) |
+ (((&AVR32_USBB.upsta0)[USB_Pipe_SelectedPipe] << 8) &
+ PIPE_ERRORFLAG_OVERFLOW));
+ }
+
+ /** Retrieves the number of busy banks in the currently selected pipe, which have been queued for
+ * transmission via the \ref Pipe_ClearOUT() command, or are awaiting acknowledgement via the
+ * \ref Pipe_ClearIN() command.
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ *
+ * \return Total number of busy banks in the selected pipe.
+ */
+ static inline uint8_t Pipe_GetBusyBanks(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_GetBusyBanks(void)
+ {
+ return (&AVR32_USBB.UPSTA0)[USB_Pipe_SelectedPipe].nbusybk;
+ }
+
+ /** Determines if the currently selected pipe may be read from (if data is waiting in the pipe
+ * bank and the pipe is an IN direction, or if the bank is not yet full if the pipe is an OUT
+ * direction). This function will return false if an error has occurred in the pipe, or if the pipe
+ * is an IN direction and no packet (or an empty packet) has been received, or if the pipe is an OUT
+ * direction and the pipe bank is full.
+ *
+ * \note This function is not valid on CONTROL type pipes.
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ *
+ * \return Boolean \c true if the currently selected pipe may be read from or written to, depending
+ * on its direction.
+ */
+ static inline bool Pipe_IsReadWriteAllowed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsReadWriteAllowed(void)
+ {
+ return (&AVR32_USBB.UPSTA0)[USB_Pipe_SelectedPipe].rwall;
+ }
+
+ /** Determines if a packet has been received on the currently selected IN pipe from the attached device.
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ *
+ * \return Boolean \c true if the current pipe has received an IN packet, \c false otherwise.
+ */
+ static inline bool Pipe_IsINReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsINReceived(void)
+ {
+ return (&AVR32_USBB.UPSTA0)[USB_Pipe_SelectedPipe].rxini;
+ }
+
+ /** Determines if the currently selected OUT pipe is ready to send an OUT packet to the attached device.
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ *
+ * \return Boolean \c true if the current pipe is ready for an OUT packet, \c false otherwise.
+ */
+ static inline bool Pipe_IsOUTReady(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsOUTReady(void)
+ {
+ return (&AVR32_USBB.UPSTA0)[USB_Pipe_SelectedPipe].txouti;
+ }
+
+ /** Determines if no SETUP request is currently being sent to the attached device on the selected
+ * CONTROL type pipe.
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ *
+ * \return Boolean \c true if the current pipe is ready for a SETUP packet, \c false otherwise.
+ */
+ static inline bool Pipe_IsSETUPSent(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsSETUPSent(void)
+ {
+ return (&AVR32_USBB.UPSTA0)[USB_Pipe_SelectedPipe].txstpi;
+ }
+
+ /** Sends the currently selected CONTROL type pipe's contents to the device as a SETUP packet.
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ */
+ static inline void Pipe_ClearSETUP(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearSETUP(void)
+ {
+ (&AVR32_USBB.UPSTA0CLR)[USB_Pipe_SelectedPipe].txstpic = true;
+ (&AVR32_USBB.UPCON0CLR)[USB_Pipe_SelectedPipe].fifoconc = true;
+ USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe] = &AVR32_USBB_SLAVE[USB_Pipe_SelectedPipe * PIPE_HSB_ADDRESS_SPACE_SIZE];
+ }
+
+ /** Acknowledges the reception of a setup IN request from the attached device on the currently selected
+ * pipe, freeing the bank ready for the next packet.
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ */
+ static inline void Pipe_ClearIN(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearIN(void)
+ {
+ (&AVR32_USBB.UPSTA0CLR)[USB_Pipe_SelectedPipe].rxinic = true;
+ (&AVR32_USBB.UPCON0CLR)[USB_Pipe_SelectedPipe].fifoconc = true;
+ USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe] = &AVR32_USBB_SLAVE[USB_Pipe_SelectedPipe * PIPE_HSB_ADDRESS_SPACE_SIZE];
+ }
+
+ /** Sends the currently selected pipe's contents to the device as an OUT packet on the selected pipe, freeing
+ * the bank ready for the next packet.
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ */
+ static inline void Pipe_ClearOUT(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearOUT(void)
+ {
+ (&AVR32_USBB.UPSTA0CLR)[USB_Pipe_SelectedPipe].txoutic = true;
+ (&AVR32_USBB.UPCON0CLR)[USB_Pipe_SelectedPipe].fifoconc = true;
+ USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe] = &AVR32_USBB_SLAVE[USB_Pipe_SelectedPipe * PIPE_HSB_ADDRESS_SPACE_SIZE];
+ }
+
+ /** Determines if the device sent a NAK (Negative Acknowledge) in response to the last sent packet on
+ * the currently selected pipe. This occurs when the host sends a packet to the device, but the device
+ * is not currently ready to handle the packet (i.e. its endpoint banks are full). Once a NAK has been
+ * received, it must be cleared using \ref Pipe_ClearNAKReceived() before the previous (or any other) packet
+ * can be re-sent.
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ *
+ * \return Boolean \c true if an NAK has been received on the current pipe, \c false otherwise.
+ */
+ static inline bool Pipe_IsNAKReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsNAKReceived(void)
+ {
+ return (&AVR32_USBB.UPSTA0)[USB_Pipe_SelectedPipe].nakedi;
+ }
+
+ /** Clears the NAK condition on the currently selected pipe.
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ *
+ * \see \ref Pipe_IsNAKReceived() for more details.
+ */
+ static inline void Pipe_ClearNAKReceived(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearNAKReceived(void)
+ {
+ (&AVR32_USBB.UPSTA0CLR)[USB_Pipe_SelectedPipe].nakedic = true;
+ }
+
+ /** Determines if the currently selected pipe has had the STALL condition set by the attached device.
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ *
+ * \return Boolean \c true if the current pipe has been stalled by the attached device, \c false otherwise.
+ */
+ static inline bool Pipe_IsStalled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Pipe_IsStalled(void)
+ {
+ return (&AVR32_USBB.UPSTA0)[USB_Pipe_SelectedPipe].rxstalldi;
+ }
+
+ /** Clears the STALL condition detection flag on the currently selected pipe, but does not clear the
+ * STALL condition itself (this must be done via a ClearFeature control request to the device).
+ *
+ * \ingroup Group_PipePacketManagement_UC3
+ */
+ static inline void Pipe_ClearStall(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_ClearStall(void)
+ {
+ (&AVR32_USBB.UPSTA0CLR)[USB_Pipe_SelectedPipe].rxstalldic = true;
+ USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe] = &AVR32_USBB_SLAVE[USB_Pipe_SelectedPipe * PIPE_HSB_ADDRESS_SPACE_SIZE];
+ }
+
+ /** Reads one byte from the currently selected pipe's bank, for OUT direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ *
+ * \return Next byte in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint8_t Pipe_Read_8(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_Read_8(void)
+ {
+ return *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ }
+
+ /** Writes one byte to the currently selected pipe's bank, for IN direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ *
+ * \param[in] Data Data to write into the the currently selected pipe's FIFO buffer.
+ */
+ static inline void Pipe_Write_8(const uint8_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Write_8(const uint8_t Data)
+ {
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = Data;
+ }
+
+ /** Discards one byte from the currently selected pipe's bank, for OUT direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ */
+ static inline void Pipe_Discard_8(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Discard_8(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+
+ (void)Dummy;
+ }
+
+ /** Reads two bytes from the currently selected pipe's bank in little endian format, for OUT
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ *
+ * \return Next two bytes in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint16_t Pipe_Read_16_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Pipe_Read_16_LE(void)
+ {
+ uint16_t Byte0 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ uint16_t Byte1 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+
+ return ((Byte1 << 8) | Byte0);
+ }
+
+ /** Reads two bytes from the currently selected pipe's bank in big endian format, for OUT
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ *
+ * \return Next two bytes in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint16_t Pipe_Read_16_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Pipe_Read_16_BE(void)
+ {
+ uint16_t Byte0 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ uint16_t Byte1 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+
+ return ((Byte0 << 8) | Byte1);
+ }
+
+ /** Writes two bytes to the currently selected pipe's bank in little endian format, for IN
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ *
+ * \param[in] Data Data to write to the currently selected pipe's FIFO buffer.
+ */
+ static inline void Pipe_Write_16_LE(const uint16_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Write_16_LE(const uint16_t Data)
+ {
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data & 0xFF);
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data >> 8);
+ }
+
+ /** Writes two bytes to the currently selected pipe's bank in big endian format, for IN
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ *
+ * \param[in] Data Data to write to the currently selected pipe's FIFO buffer.
+ */
+ static inline void Pipe_Write_16_BE(const uint16_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Write_16_BE(const uint16_t Data)
+ {
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data >> 8);
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data & 0xFF);
+ }
+
+ /** Discards two bytes from the currently selected pipe's bank, for OUT direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ */
+ static inline void Pipe_Discard_16(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Discard_16(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ Dummy = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+
+ (void)Dummy;
+ }
+
+ /** Reads four bytes from the currently selected pipe's bank in little endian format, for OUT
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ *
+ * \return Next four bytes in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint32_t Pipe_Read_32_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Pipe_Read_32_LE(void)
+ {
+ uint32_t Byte0 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ uint32_t Byte1 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ uint32_t Byte2 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ uint32_t Byte3 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+
+ return ((Byte3 << 24) | (Byte2 << 16) | (Byte1 << 8) | Byte0);
+ }
+
+ /** Reads four bytes from the currently selected pipe's bank in big endian format, for OUT
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ *
+ * \return Next four bytes in the currently selected pipe's FIFO buffer.
+ */
+ static inline uint32_t Pipe_Read_32_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Pipe_Read_32_BE(void)
+ {
+ uint32_t Byte0 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ uint32_t Byte1 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ uint32_t Byte2 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ uint32_t Byte3 = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+
+ return ((Byte0 << 24) | (Byte1 << 16) | (Byte2 << 8) | Byte3);
+ }
+
+ /** Writes four bytes to the currently selected pipe's bank in little endian format, for IN
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ *
+ * \param[in] Data Data to write to the currently selected pipe's FIFO buffer.
+ */
+ static inline void Pipe_Write_32_LE(const uint32_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Write_32_LE(const uint32_t Data)
+ {
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data & 0xFF);
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data >> 8);
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data >> 16);
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data >> 24);
+ }
+
+ /** Writes four bytes to the currently selected pipe's bank in big endian format, for IN
+ * direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ *
+ * \param[in] Data Data to write to the currently selected pipe's FIFO buffer.
+ */
+ static inline void Pipe_Write_32_BE(const uint32_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Write_32_BE(const uint32_t Data)
+ {
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data >> 24);
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data >> 16);
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data >> 8);
+ *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++) = (Data & 0xFF);
+ }
+
+ /** Discards four bytes from the currently selected pipe's bank, for OUT direction pipes.
+ *
+ * \ingroup Group_PipePrimitiveRW_UC3
+ */
+ static inline void Pipe_Discard_32(void) ATTR_ALWAYS_INLINE;
+ static inline void Pipe_Discard_32(void)
+ {
+ uint8_t Dummy;
+
+ Dummy = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ Dummy = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ Dummy = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+ Dummy = *(USB_Pipe_FIFOPos[USB_Pipe_SelectedPipe]++);
+
+ (void)Dummy;
+ }
+
+ /* External Variables: */
+ /** Global indicating the maximum packet size of the default control pipe located at address
+ * 0 in the device. This value is set to the value indicated in the attached device's device
+ * descriptor once the USB interface is initialized into host mode and a device is attached
+ * to the USB bus.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ */
+ extern uint8_t USB_Host_ControlPipeSize;
+
+ /* Function Prototypes: */
+ /** Configures a table of pipe descriptions, in sequence. This function can be used to configure multiple
+ * pipes at the same time.
+ *
+ * \note Pipe with a zero address will be ignored, thus this function cannot be used to configure the
+ * control pipe.
+ *
+ * \param[in] Table Pointer to a table of pipe descriptions.
+ * \param[in] Entries Number of entries in the pipe table to configure.
+ *
+ * \return Boolean \c true if all pipes configured successfully, \c false otherwise.
+ */
+ bool Pipe_ConfigurePipeTable(const USB_Pipe_Table_t* const Table,
+ const uint8_t Entries);
+
+ /** Configures the specified pipe address with the given pipe type, endpoint address within the attached device,
+ * bank size and number of hardware banks.
+ *
+ * A newly configured pipe is frozen by default, and must be unfrozen before use via the \ref Pipe_Unfreeze()
+ * before being used. Pipes should be kept frozen unless waiting for data from a device while in IN mode, or
+ * sending data to the device in OUT mode. IN type pipes are also automatically configured to accept infinite
+ * numbers of IN requests without automatic freezing - this can be overridden by a call to
+ * \ref Pipe_SetFiniteINRequests().
+ *
+ * \param[in] Address Pipe address to configure.
+ *
+ * \param[in] Type Type of pipe to configure, an \c EP_TYPE_* mask. Not all pipe types are available on Low
+ * Speed USB devices - refer to the USB 2.0 specification.
+ *
+ * \param[in] EndpointAddress Endpoint address within the attached device that the pipe should interface to.
+ *
+ * \param[in] Size Size of the pipe's bank, where packets are stored before they are transmitted to
+ * the USB device, or after they have been received from the USB device (depending on
+ * the pipe's data direction). The bank size must indicate the maximum packet size that
+ * the pipe can handle.
+ *
+ * \param[in] Banks Number of banks to use for the pipe being configured.
+ *
+ * \note When the \c ORDERED_EP_CONFIG compile time option is used, Pipes <b>must</b> be configured in ascending order,
+ * or bank corruption will occur.
+ * \n\n
+ *
+ * \note Certain microcontroller model's pipes may have different maximum packet sizes based on the pipe's
+ * index - refer to the chosen microcontroller's datasheet to determine the maximum bank size for each pipe.
+ * \n\n
+ *
+ * \note The default control pipe should not be manually configured by the user application, as it is
+ * automatically configured by the library internally.
+ * \n\n
+ *
+ * \note This routine will automatically select the specified pipe upon success. Upon failure, the pipe which
+ * failed to reconfigure correctly will be selected.
+ *
+ * \return Boolean \c true if the configuration succeeded, \c false otherwise.
+ */
+ bool Pipe_ConfigurePipe(const uint8_t Address,
+ const uint8_t Type,
+ const uint8_t EndpointAddress,
+ const uint16_t Size,
+ const uint8_t Banks);
+
+ /** Spin-loops until the currently selected non-control pipe is ready for the next packet of data to be read
+ * or written to it, aborting in the case of an error condition (such as a timeout or device disconnect).
+ *
+ * \ingroup Group_PipeRW_UC3
+ *
+ * \return A value from the \ref Pipe_WaitUntilReady_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_WaitUntilReady(void);
+
+ /** Determines if a pipe has been bound to the given device endpoint address. If a pipe which is bound to the given
+ * endpoint is found, it is automatically selected.
+ *
+ * \param[in] EndpointAddress Address and direction mask of the endpoint within the attached device to check.
+ *
+ * \return Boolean \c true if a pipe bound to the given endpoint address of the specified direction is found,
+ * \c false otherwise.
+ */
+ bool Pipe_IsEndpointBound(const uint8_t EndpointAddress) ATTR_WARN_UNUSED_RESULT;
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ #if !defined(ENDPOINT_CONTROLEP)
+ #define ENDPOINT_CONTROLEP 0
+ #endif
+
+ /* Inline Functions: */
+ static inline uint8_t Pipe_BytesToEPSizeMask(const uint16_t Bytes) ATTR_WARN_UNUSED_RESULT ATTR_CONST ATTR_ALWAYS_INLINE;
+ static inline uint8_t Pipe_BytesToEPSizeMask(const uint16_t Bytes)
+ {
+ uint8_t MaskVal = 0;
+ uint16_t CheckBytes = 8;
+
+ while ((CheckBytes < Bytes) && (CheckBytes < PIPE_MAX_SIZE))
+ {
+ MaskVal++;
+ CheckBytes <<= 1;
+ }
+
+ return (MaskVal << AVR32_USBB_PSIZE_OFFSET);
+ }
+
+ /* Function Prototypes: */
+ void Pipe_ClearPipes(void);
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_Control_R.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_Control_R.c
new file mode 100644
index 000000000..f6c4beb22
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_Control_R.c
@@ -0,0 +1,84 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#if defined(TEMPLATE_FUNC_NAME)
+
+uint8_t TEMPLATE_FUNC_NAME (void* const Buffer,
+ uint16_t Length)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+
+ if (!(Length))
+ Endpoint_ClearOUT();
+
+ while (Length)
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ else if (Endpoint_IsSETUPReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+
+ if (Endpoint_IsOUTReceived())
+ {
+ while (Length && Endpoint_BytesInEndpoint())
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ }
+
+ Endpoint_ClearOUT();
+ }
+ }
+
+ while (!(Endpoint_IsINReady()))
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ }
+
+ return ENDPOINT_RWCSTREAM_NoError;
+}
+
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_TRANSFER_BYTE
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_Control_W.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_Control_W.c
new file mode 100644
index 000000000..922b58efa
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_Control_W.c
@@ -0,0 +1,95 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#if defined(TEMPLATE_FUNC_NAME)
+
+uint8_t TEMPLATE_FUNC_NAME (const void* const Buffer,
+ uint16_t Length)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ bool LastPacketFull = false;
+
+ if (Length > USB_ControlRequest.wLength)
+ Length = USB_ControlRequest.wLength;
+ else if (!(Length))
+ Endpoint_ClearIN();
+
+ while (Length || LastPacketFull)
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ else if (Endpoint_IsSETUPReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+ else if (Endpoint_IsOUTReceived())
+ break;
+
+ if (Endpoint_IsINReady())
+ {
+ uint16_t BytesInEndpoint = Endpoint_BytesInEndpoint();
+
+ while (Length && (BytesInEndpoint < USB_Device_ControlEndpointSize))
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ BytesInEndpoint++;
+ }
+
+ LastPacketFull = (BytesInEndpoint == USB_Device_ControlEndpointSize);
+ Endpoint_ClearIN();
+ }
+ }
+
+ while (!(Endpoint_IsOUTReceived()))
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ else if (Endpoint_IsSETUPReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+ }
+
+ return ENDPOINT_RWCSTREAM_NoError;
+}
+
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_TRANSFER_BYTE
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_RW.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_RW.c
new file mode 100644
index 000000000..e55e592eb
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Endpoint_RW.c
@@ -0,0 +1,89 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#if defined(TEMPLATE_FUNC_NAME)
+
+uint8_t TEMPLATE_FUNC_NAME (TEMPLATE_BUFFER_TYPE const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ uint16_t BytesInTransfer = 0;
+ uint8_t ErrorCode;
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ {
+ Length -= *BytesProcessed;
+ TEMPLATE_BUFFER_MOVE(DataStream, *BytesProcessed);
+ }
+
+ while (Length)
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ TEMPLATE_CLEAR_ENDPOINT();
+
+ #if !defined(INTERRUPT_CONTROL_ENDPOINT)
+ USB_USBTask();
+ #endif
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return ENDPOINT_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return ENDPOINT_RWSTREAM_NoError;
+}
+
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_BUFFER_TYPE
+#undef TEMPLATE_TRANSFER_BYTE
+#undef TEMPLATE_CLEAR_ENDPOINT
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Pipe_RW.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Pipe_RW.c
new file mode 100644
index 000000000..bb2a57fa5
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/Template/Template_Pipe_RW.c
@@ -0,0 +1,88 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#if defined(TEMPLATE_FUNC_NAME)
+
+uint8_t TEMPLATE_FUNC_NAME (TEMPLATE_BUFFER_TYPE const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ uint16_t BytesInTransfer = 0;
+ uint8_t ErrorCode;
+
+ Pipe_SetPipeToken(TEMPLATE_TOKEN);
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ {
+ Length -= *BytesProcessed;
+ TEMPLATE_BUFFER_MOVE(DataStream, *BytesProcessed);
+ }
+
+ while (Length)
+ {
+ if (!(Pipe_IsReadWriteAllowed()))
+ {
+ TEMPLATE_CLEAR_PIPE();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return PIPE_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_BUFFER_TYPE
+#undef TEMPLATE_TOKEN
+#undef TEMPLATE_TRANSFER_BYTE
+#undef TEMPLATE_CLEAR_PIPE
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBController_UC3.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBController_UC3.c
new file mode 100644
index 000000000..2b1e9ac6b
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBController_UC3.c
@@ -0,0 +1,222 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_UC3)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#define __INCLUDE_FROM_USB_CONTROLLER_C
+#include "../USBController.h"
+
+#if defined(USB_CAN_BE_BOTH)
+volatile uint8_t USB_CurrentMode = USB_MODE_None;
+#endif
+
+#if !defined(USE_STATIC_OPTIONS)
+volatile uint8_t USB_Options;
+#endif
+
+void USB_Init(
+ #if defined(USB_CAN_BE_BOTH)
+ const uint8_t Mode
+ #endif
+
+ #if (defined(USB_CAN_BE_BOTH) && !defined(USE_STATIC_OPTIONS))
+ ,
+ #elif (!defined(USB_CAN_BE_BOTH) && defined(USE_STATIC_OPTIONS))
+ void
+ #endif
+
+ #if !defined(USE_STATIC_OPTIONS)
+ const uint8_t Options
+ #endif
+ )
+{
+ #if !defined(USE_STATIC_OPTIONS)
+ USB_Options = Options;
+ #endif
+
+ #if defined(USB_CAN_BE_BOTH)
+ if (Mode == USB_MODE_UID)
+ {
+ AVR32_USBB.USBCON.uide = true;
+ USB_INT_Enable(USB_INT_IDTI);
+ USB_CurrentMode = USB_GetUSBModeFromUID();
+ }
+ else
+ {
+ AVR32_USBB.USBCON.uide = false;
+ USB_CurrentMode = Mode;
+ }
+ #else
+ AVR32_USBB.USBCON.uide = false;
+ #endif
+
+ USB_IsInitialized = true;
+
+ USB_ResetInterface();
+}
+
+void USB_Disable(void)
+{
+ USB_INT_DisableAllInterrupts();
+ USB_INT_ClearAllInterrupts();
+
+ USB_Detach();
+ USB_Controller_Disable();
+
+ USB_OTGPAD_Off();
+
+ #if defined(USB_CAN_BE_BOTH)
+ USB_CurrentMode = USB_MODE_None;
+ #endif
+
+ AVR32_PM.GCCTRL[3].cen = false;
+
+ USB_IsInitialized = false;
+}
+
+void USB_ResetInterface(void)
+{
+ #if defined(USB_CAN_BE_BOTH)
+ bool UIDModeSelectEnabled = AVR32_USBB.USBCON.uide;
+ #endif
+
+ AVR32_PM.GCCTRL[AVR32_PM_GCLK_USBB].pllsel = !(USB_Options & USB_OPT_GCLK_SRC_OSC);
+ AVR32_PM.GCCTRL[AVR32_PM_GCLK_USBB].oscsel = !(USB_Options & USB_OPT_GCLK_CHANNEL_0);
+ AVR32_PM.GCCTRL[AVR32_PM_GCLK_USBB].diven = (F_USB != USB_CLOCK_REQUIRED_FREQ);
+ AVR32_PM.GCCTRL[AVR32_PM_GCLK_USBB].div = (F_USB == USB_CLOCK_REQUIRED_FREQ) ? 0 : (uint32_t)((F_USB / USB_CLOCK_REQUIRED_FREQ / 2) - 1);
+ AVR32_PM.GCCTRL[AVR32_PM_GCLK_USBB].cen = true;
+
+ USB_INT_DisableAllInterrupts();
+ USB_INT_ClearAllInterrupts();
+
+ USB_Controller_Reset();
+
+ #if defined(USB_CAN_BE_BOTH)
+ if (UIDModeSelectEnabled)
+ USB_INT_Enable(USB_INT_IDTI);
+ #endif
+
+ USB_CLK_Unfreeze();
+
+ if (USB_CurrentMode == USB_MODE_Device)
+ {
+ #if defined(USB_CAN_BE_DEVICE)
+ AVR32_USBB.USBCON.uimod = true;
+
+ USB_Init_Device();
+ #endif
+ }
+ else if (USB_CurrentMode == USB_MODE_Host)
+ {
+ #if defined(INVERTED_VBUS_ENABLE_LINE)
+ AVR32_USBB.USBCON.vbuspo = true;
+ #endif
+
+ #if defined(USB_CAN_BE_HOST)
+ AVR32_USBB.USBCON.uimod = false;
+
+ USB_Init_Host();
+ #endif
+ }
+
+ USB_OTGPAD_On();
+}
+
+#if defined(USB_CAN_BE_DEVICE)
+static void USB_Init_Device(void)
+{
+ USB_DeviceState = DEVICE_STATE_Unattached;
+ USB_Device_ConfigurationNumber = 0;
+
+ #if !defined(NO_DEVICE_REMOTE_WAKEUP)
+ USB_Device_RemoteWakeupEnabled = false;
+ #endif
+
+ #if !defined(NO_DEVICE_SELF_POWER)
+ USB_Device_CurrentlySelfPowered = false;
+ #endif
+
+ #if !defined(FIXED_CONTROL_ENDPOINT_SIZE)
+ USB_Descriptor_Device_t* DeviceDescriptorPtr;
+
+ if (CALLBACK_USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DeviceDescriptorPtr) != NO_DESCRIPTOR)
+ USB_Device_ControlEndpointSize = DeviceDescriptorPtr->Endpoint0Size;
+ #endif
+
+ if (USB_Options & USB_DEVICE_OPT_LOWSPEED)
+ {
+ USB_Device_SetLowSpeed();
+ }
+ else
+ {
+ #if defined(USB_DEVICE_OPT_HIGHSPEED)
+ if (USB_Options & USB_DEVICE_OPT_HIGHSPEED)
+ USB_Device_SetHighSpeed();
+ else
+ USB_Device_SetFullSpeed();
+ #else
+ USB_Device_SetFullSpeed();
+ #endif
+ }
+
+ USB_INT_Enable(USB_INT_VBUSTI);
+
+ Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,
+ USB_Device_ControlEndpointSize, 1);
+
+ USB_INT_Clear(USB_INT_SUSPI);
+ USB_INT_Enable(USB_INT_SUSPI);
+ USB_INT_Enable(USB_INT_EORSTI);
+
+ USB_Attach();
+}
+#endif
+
+#if defined(USB_CAN_BE_HOST)
+static void USB_Init_Host(void)
+{
+ USB_HostState = HOST_STATE_Unattached;
+ USB_Host_ConfigurationNumber = 0;
+ USB_Host_ControlPipeSize = PIPE_CONTROLPIPE_DEFAULT_SIZE;
+
+ USB_Host_HostMode_On();
+
+ USB_Host_VBUS_Auto_On();
+
+ USB_INT_Enable(USB_INT_DCONNI);
+ USB_INT_Enable(USB_INT_BCERRI);
+
+ USB_Attach();
+}
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBController_UC3.h b/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBController_UC3.h
new file mode 100644
index 000000000..32c2f6ec1
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBController_UC3.h
@@ -0,0 +1,353 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Controller definitions for the AVR32 UC3 microcontrollers.
+ * \copydetails Group_USBManagement_UC3
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USBManagement
+ * \defgroup Group_USBManagement_UC3 USB Interface Management (UC3)
+ * \brief USB Controller definitions for the AVR32 UC3 microcontrollers.
+ *
+ * Functions, macros, variables, enums and types related to the setup and management of the USB interface.
+ *
+ * @{
+ */
+
+#ifndef __USBCONTROLLER_UC3_H__
+#define __USBCONTROLLER_UC3_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBMode.h"
+ #include "../Events.h"
+ #include "../USBTask.h"
+ #include "../USBInterrupt.h"
+
+ #if defined(USB_CAN_BE_HOST) || defined(__DOXYGEN__)
+ #include "../Host.h"
+ #include "../OTG.h"
+ #include "../Pipe.h"
+ #include "../HostStandardReq.h"
+ #include "../PipeStream.h"
+ #endif
+
+ #if defined(USB_CAN_BE_DEVICE) || defined(__DOXYGEN__)
+ #include "../Device.h"
+ #include "../Endpoint.h"
+ #include "../DeviceStandardReq.h"
+ #include "../EndpointStream.h"
+ #endif
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks and Defines: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ #if !defined(F_USB)
+ #error F_USB is not defined. You must define F_USB to the frequency of the clock input to the USB module.
+ #endif
+
+ #if (defined(USB_SERIES_UC3A3_AVR) || defined(USB_SERIES_UC3A4_AVR))
+ #if ((F_USB < 12000000) || (F_USB % 12000000))
+ #error Invalid F_USB specified. F_USB must be a multiple of 12MHz for UC3A3 and UC3A4 devices.
+ #endif
+ #else
+ #if ((F_USB < 48000000) || (F_USB % 48000000))
+ #error Invalid F_USB specified. F_USB must be a multiple of 48MHz for UC3A and UC3B devices.
+ #endif
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** \name USB Controller Option Masks */
+ //@{
+ /** Selects one of the system's main clock oscillators as the input clock to the USB Generic Clock source
+ * generation module. This indicates that an external oscillator should be used directly instead of an
+ * internal PLL clock source.
+ */
+ #define USB_OPT_GCLK_SRC_OSC (1 << 2)
+
+ /** Selects one of the system's PLL oscillators as the input clock to the USB Generic Clock source
+ * generation module. This indicates that one of the device's PLL outputs should be used instead of an
+ * external oscillator source.
+ */
+ #define USB_OPT_GCLK_SRC_PLL (0 << 2)
+
+ /** Selects PLL or External Oscillator 0 as the USB Generic Clock source module input clock. */
+ #define USB_OPT_GCLK_CHANNEL_0 (1 << 3)
+
+ /** Selects PLL or External Oscillator 1 as the USB Generic Clock source module input clock. */
+ #define USB_OPT_GCLK_CHANNEL_1 (0 << 3)
+ //@}
+
+ #if !defined(USB_STREAM_TIMEOUT_MS) || defined(__DOXYGEN__)
+ /** Constant for the maximum software timeout period of the USB data stream transfer functions
+ * (both control and standard) when in either device or host mode. If the next packet of a stream
+ * is not received or acknowledged within this time period, the stream function will fail.
+ *
+ * This value may be overridden in the user project makefile as the value of the
+ * \ref USB_STREAM_TIMEOUT_MS token, and passed to the compiler using the -D switch.
+ */
+ #define USB_STREAM_TIMEOUT_MS 100
+ #endif
+
+ /* Inline Functions: */
+ /** Determines if the VBUS line is currently high (i.e. the USB host is supplying power).
+ *
+ * \return Boolean \c true if the VBUS line is currently detecting power from a host, \c false otherwise.
+ */
+ static inline bool USB_VBUS_GetStatus(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_VBUS_GetStatus(void)
+ {
+ return AVR32_USBB.USBSTA.vbus;
+ }
+
+ /** Detaches the device from the USB bus. This has the effect of removing the device from any
+ * attached host, ceasing USB communications. If no host is present, this prevents any host from
+ * enumerating the device once attached until \ref USB_Attach() is called.
+ */
+ static inline void USB_Detach(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Detach(void)
+ {
+ AVR32_USBB.UDCON.detach = true;
+ }
+
+ /** Attaches the device to the USB bus. This announces the device's presence to any attached
+ * USB host, starting the enumeration process. If no host is present, attaching the device
+ * will allow for enumeration once a host is connected to the device.
+ *
+ * This is inexplicably also required for proper operation while in host mode, to enable the
+ * attachment of a device to the host. This is despite the bit being located in the device-mode
+ * register and despite the datasheet making no mention of its requirement in host mode.
+ */
+ static inline void USB_Attach(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Attach(void)
+ {
+ AVR32_USBB.UDCON.detach = false;
+ }
+
+ /* Function Prototypes: */
+ /** Main function to initialize and start the USB interface. Once active, the USB interface will
+ * allow for device connection to a host when in device mode, or for device enumeration while in
+ * host mode.
+ *
+ * As the USB library relies on interrupts for the device and host mode enumeration processes,
+ * the user must enable global interrupts before or shortly after this function is called. In
+ * device mode, interrupts must be enabled within 500ms of this function being called to ensure
+ * that the host does not time out whilst enumerating the device. In host mode, interrupts may be
+ * enabled at the application's leisure however enumeration will not begin of an attached device
+ * until after this has occurred.
+ *
+ * Calling this function when the USB interface is already initialized will cause a complete USB
+ * interface reset and re-enumeration.
+ *
+ * \param[in] Mode Mask indicating what mode the USB interface is to be initialized to, a value
+ * from the \ref USB_Modes_t enum.
+ * \note This parameter does not exist on devices with only one supported USB
+ * mode (device or host).
+ *
+ * \param[in] Options Mask indicating the options which should be used when initializing the USB
+ * interface to control the USB interface's behavior. This should be comprised of
+ * a \c USB_OPT_REG_* mask to control the regulator, a \c USB_OPT_*_PLL mask to control the
+ * PLL, and a \c USB_DEVICE_OPT_* mask (when the device mode is enabled) to set the device
+ * mode speed.
+ *
+ * \note To reduce the FLASH requirements of the library if only device or host mode is required,
+ * the mode can be statically set in the project makefile by defining the token \c USB_DEVICE_ONLY
+ * (for device mode) or \c USB_HOST_ONLY (for host mode), passing the token to the compiler
+ * via the -D switch. If the mode is statically set, this parameter does not exist in the
+ * function prototype.
+ * \n\n
+ *
+ * \note To reduce the FLASH requirements of the library if only fixed settings are required,
+ * the options may be set statically in the same manner as the mode (see the Mode parameter of
+ * this function). To statically set the USB options, pass in the \c USE_STATIC_OPTIONS token,
+ * defined to the appropriate options masks. When the options are statically set, this
+ * parameter does not exist in the function prototype.
+ *
+ * \see \ref Group_Device for the \c USB_DEVICE_OPT_* masks.
+ */
+ void USB_Init(
+ #if defined(USB_CAN_BE_BOTH) || defined(__DOXYGEN__)
+ const uint8_t Mode
+ #endif
+
+ #if (defined(USB_CAN_BE_BOTH) && !defined(USE_STATIC_OPTIONS)) || defined(__DOXYGEN__)
+ ,
+ #elif (!defined(USB_CAN_BE_BOTH) && defined(USE_STATIC_OPTIONS))
+ void
+ #endif
+
+ #if !defined(USE_STATIC_OPTIONS) || defined(__DOXYGEN__)
+ const uint8_t Options
+ #endif
+ );
+
+ /** Shuts down the USB interface. This turns off the USB interface after deallocating all USB FIFO
+ * memory, endpoints and pipes. When turned off, no USB functionality can be used until the interface
+ * is restarted with the \ref USB_Init() function.
+ */
+ void USB_Disable(void);
+
+ /** Resets the interface, when already initialized. This will re-enumerate the device if already connected
+ * to a host, or re-enumerate an already attached device when in host mode.
+ */
+ void USB_ResetInterface(void);
+
+ /* Global Variables: */
+ #if defined(USB_CAN_BE_BOTH) || defined(__DOXYGEN__)
+ /** Indicates the mode that the USB interface is currently initialized to, a value from the
+ * \ref USB_Modes_t enum.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ *
+ * \note When the controller is initialized into UID auto-detection mode, this variable will hold the
+ * currently selected USB mode (i.e. \ref USB_MODE_Device or \ref USB_MODE_Host). If the controller
+ * is fixed into a specific mode (either through the \c USB_DEVICE_ONLY or \c USB_HOST_ONLY compile time
+ * options, or a limitation of the USB controller in the chosen device model) this will evaluate to
+ * a constant of the appropriate value and will never evaluate to \ref USB_MODE_None even when the
+ * USB interface is not initialized.
+ */
+ extern volatile uint8_t USB_CurrentMode;
+ #elif defined(USB_CAN_BE_HOST)
+ #define USB_CurrentMode USB_MODE_Host
+ #elif defined(USB_CAN_BE_DEVICE)
+ #define USB_CurrentMode USB_MODE_Device
+ #endif
+
+ #if !defined(USE_STATIC_OPTIONS) || defined(__DOXYGEN__)
+ /** Indicates the current USB options that the USB interface was initialized with when \ref USB_Init()
+ * was called. This value will be one of the \c USB_MODE_* masks defined elsewhere in this module.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ */
+ extern volatile uint8_t USB_Options;
+ #elif defined(USE_STATIC_OPTIONS)
+ #define USB_Options USE_STATIC_OPTIONS
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ #if defined(USB_SERIES_UC3A3_AVR32) || defined(USB_SERIES_UC3A4_AVR32)
+ #define USB_CLOCK_REQUIRED_FREQ 12000000UL
+ #else
+ #define USB_CLOCK_REQUIRED_FREQ 48000000UL
+ #endif
+
+ /* Function Prototypes: */
+ #if defined(__INCLUDE_FROM_USB_CONTROLLER_C)
+ #if defined(USB_CAN_BE_DEVICE)
+ static void USB_Init_Device(void);
+ #endif
+
+ #if defined(USB_CAN_BE_HOST)
+ static void USB_Init_Host(void);
+ #endif
+ #endif
+
+ /* Inline Functions: */
+ static inline void USB_OTGPAD_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_OTGPAD_On(void)
+ {
+ AVR32_USBB.USBCON.otgpade = true;
+ }
+
+ static inline void USB_OTGPAD_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_OTGPAD_Off(void)
+ {
+ AVR32_USBB.USBCON.otgpade = false;
+ }
+
+ static inline void USB_CLK_Freeze(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_CLK_Freeze(void)
+ {
+ AVR32_USBB.USBCON.frzclk = true;
+ }
+
+ static inline void USB_CLK_Unfreeze(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_CLK_Unfreeze(void)
+ {
+ AVR32_USBB.USBCON.frzclk = false;
+ }
+
+ static inline void USB_Controller_Enable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Enable(void)
+ {
+ AVR32_USBB.USBCON.usbe = true;
+ }
+
+ static inline void USB_Controller_Disable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Disable(void)
+ {
+ AVR32_USBB.USBCON.usbe = false;
+ }
+
+ static inline void USB_Controller_Reset(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Reset(void)
+ {
+ AVR32_USBB.USBCON.usbe = false;
+ AVR32_USBB.USBCON.usbe = true;
+ }
+
+ #if defined(USB_CAN_BE_BOTH)
+ static inline uint8_t USB_GetUSBModeFromUID(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t USB_GetUSBModeFromUID(void)
+ {
+ if (AVR32_USBB.USBSTA.id)
+ return USB_MODE_Device;
+ else
+ return USB_MODE_Host;
+ }
+ #endif
+
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.c b/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.c
new file mode 100644
index 000000000..3b3958a14
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.c
@@ -0,0 +1,228 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_UC3)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBInterrupt.h"
+
+void USB_INT_DisableAllInterrupts(void)
+{
+ AVR32_USBB.USBCON.vbuste = false;
+ AVR32_USBB.USBCON.idte = false;
+
+ AVR32_USBB.uhinteclr = -1;
+ AVR32_USBB.udinteclr = -1;
+}
+
+void USB_INT_ClearAllInterrupts(void)
+{
+ AVR32_USBB.USBSTACLR.vbustic = true;
+ AVR32_USBB.USBSTACLR.idtic = true;
+
+ AVR32_USBB.uhintclr = -1;
+ AVR32_USBB.udintclr = -1;
+}
+
+ISR(USB_GEN_vect)
+{
+ #if defined(USB_CAN_BE_DEVICE)
+ #if !defined(NO_SOF_EVENTS)
+ if (USB_INT_HasOccurred(USB_INT_SOFI) && USB_INT_IsEnabled(USB_INT_SOFI))
+ {
+ USB_INT_Clear(USB_INT_SOFI);
+
+ EVENT_USB_Device_StartOfFrame();
+ }
+ #endif
+
+ if (USB_INT_HasOccurred(USB_INT_VBUSTI) && USB_INT_IsEnabled(USB_INT_VBUSTI))
+ {
+ USB_INT_Clear(USB_INT_VBUSTI);
+
+ if (USB_VBUS_GetStatus())
+ {
+ USB_DeviceState = DEVICE_STATE_Powered;
+ EVENT_USB_Device_Connect();
+ }
+ else
+ {
+ USB_DeviceState = DEVICE_STATE_Unattached;
+ EVENT_USB_Device_Disconnect();
+ }
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_SUSPI) && USB_INT_IsEnabled(USB_INT_SUSPI))
+ {
+ USB_INT_Disable(USB_INT_SUSPI);
+ USB_INT_Enable(USB_INT_WAKEUPI);
+
+ USB_CLK_Freeze();
+
+ USB_DeviceState = DEVICE_STATE_Suspended;
+ EVENT_USB_Device_Suspend();
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_WAKEUPI) && USB_INT_IsEnabled(USB_INT_WAKEUPI))
+ {
+ USB_CLK_Unfreeze();
+
+ USB_INT_Clear(USB_INT_WAKEUPI);
+
+ USB_INT_Disable(USB_INT_WAKEUPI);
+ USB_INT_Enable(USB_INT_SUSPI);
+
+ if (USB_Device_ConfigurationNumber)
+ USB_DeviceState = DEVICE_STATE_Configured;
+ else
+ USB_DeviceState = (USB_Device_IsAddressSet()) ? DEVICE_STATE_Addressed : DEVICE_STATE_Powered;
+
+ EVENT_USB_Device_WakeUp();
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_EORSTI) && USB_INT_IsEnabled(USB_INT_EORSTI))
+ {
+ USB_INT_Clear(USB_INT_EORSTI);
+
+ USB_DeviceState = DEVICE_STATE_Default;
+ USB_Device_ConfigurationNumber = 0;
+
+ USB_INT_Clear(USB_INT_SUSPI);
+ USB_INT_Disable(USB_INT_SUSPI);
+ USB_INT_Enable(USB_INT_WAKEUPI);
+
+ USB_Device_SetDeviceAddress(0);
+ Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,
+ USB_Device_ControlEndpointSize, 1);
+
+ #if defined(INTERRUPT_CONTROL_ENDPOINT)
+ USB_INT_Enable(USB_INT_RXSTPI);
+ #endif
+
+ EVENT_USB_Device_Reset();
+ }
+ #endif
+
+ #if defined(USB_CAN_BE_HOST)
+ #if !defined(NO_SOF_EVENTS)
+ if (USB_INT_HasOccurred(USB_INT_HSOFI) && USB_INT_IsEnabled(USB_INT_HSOFI))
+ {
+ USB_INT_Clear(USB_INT_HSOFI);
+
+ EVENT_USB_Host_StartOfFrame();
+ }
+ #endif
+
+ if (USB_INT_HasOccurred(USB_INT_DDISCI) && USB_INT_IsEnabled(USB_INT_DDISCI))
+ {
+ USB_INT_Clear(USB_INT_DDISCI);
+ USB_INT_Clear(USB_INT_DCONNI);
+ USB_INT_Disable(USB_INT_DDISCI);
+
+ EVENT_USB_Host_DeviceUnattached();
+
+ USB_ResetInterface();
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_VBERRI) && USB_INT_IsEnabled(USB_INT_VBERRI))
+ {
+ USB_INT_Clear(USB_INT_VBERRI);
+
+ USB_Host_VBUS_Manual_Off();
+ USB_Host_VBUS_Auto_Off();
+
+ EVENT_USB_Host_HostError(HOST_ERROR_VBusVoltageDip);
+ EVENT_USB_Host_DeviceUnattached();
+
+ USB_HostState = HOST_STATE_Unattached;
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_DCONNI) && USB_INT_IsEnabled(USB_INT_DCONNI))
+ {
+ USB_INT_Clear(USB_INT_DCONNI);
+ USB_INT_Disable(USB_INT_DCONNI);
+
+ EVENT_USB_Host_DeviceAttached();
+
+ USB_INT_Enable(USB_INT_DDISCI);
+
+ USB_HostState = HOST_STATE_Powered;
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_BCERRI) && USB_INT_IsEnabled(USB_INT_BCERRI))
+ {
+ USB_INT_Clear(USB_INT_BCERRI);
+
+ EVENT_USB_Host_DeviceEnumerationFailed(HOST_ENUMERROR_NoDeviceDetected, 0);
+ EVENT_USB_Host_DeviceUnattached();
+
+ USB_ResetInterface();
+ }
+ #endif
+
+ #if defined(USB_CAN_BE_BOTH)
+ if (USB_INT_HasOccurred(USB_INT_IDTI) && USB_INT_IsEnabled(USB_INT_IDTI))
+ {
+ USB_INT_Clear(USB_INT_IDTI);
+
+ if (USB_DeviceState != DEVICE_STATE_Unattached)
+ EVENT_USB_Device_Disconnect();
+
+ if (USB_HostState != HOST_STATE_Unattached)
+ EVENT_USB_Host_DeviceUnattached();
+
+ USB_CurrentMode = USB_GetUSBModeFromUID();
+ USB_ResetInterface();
+
+ EVENT_USB_UIDChange();
+ }
+ #endif
+}
+
+#if defined(INTERRUPT_CONTROL_ENDPOINT) && defined(USB_CAN_BE_DEVICE)
+ISR(USB_COM_vect)
+{
+ uint8_t PrevSelectedEndpoint = Endpoint_GetCurrentEndpoint();
+
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
+ USB_INT_Disable(USB_INT_RXSTPI);
+
+ GlobalInterruptEnable();
+
+ USB_Device_ProcessControlRequest();
+
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
+ USB_INT_Enable(USB_INT_RXSTPI);
+ Endpoint_SelectEndpoint(PrevSelectedEndpoint);
+}
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.h b/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.h
new file mode 100644
index 000000000..e2f67bf86
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.h
@@ -0,0 +1,376 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Controller Interrupt definitions for the AVR32 UC3 microcontrollers.
+ *
+ * This file contains definitions required for the correct handling of low level USB service routine interrupts
+ * from the USB controller.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+#ifndef __USBINTERRUPT_UC3_H__
+#define __USBINTERRUPT_UC3_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* External Variables: */
+ extern volatile uint32_t USB_Endpoint_SelectedEndpoint;
+
+ /* Enums: */
+ enum USB_Interrupts_t
+ {
+ USB_INT_VBUSTI = 0,
+ #if (defined(USB_CAN_BE_BOTH) || defined(__DOXYGEN__))
+ USB_INT_IDTI = 1,
+ #endif
+ #if (defined(USB_CAN_BE_DEVICE) || defined(__DOXYGEN__))
+ USB_INT_WAKEUPI = 2,
+ USB_INT_SUSPI = 3,
+ USB_INT_EORSTI = 4,
+ USB_INT_SOFI = 5,
+ USB_INT_RXSTPI = 6,
+ #endif
+ #if (defined(USB_CAN_BE_HOST) || defined(__DOXYGEN__))
+ USB_INT_HSOFI = 7,
+ USB_INT_DCONNI = 8,
+ USB_INT_DDISCI = 9,
+ USB_INT_RSTI = 10,
+ USB_INT_BCERRI = 11,
+ USB_INT_VBERRI = 12,
+ #endif
+ };
+
+ /* Inline Functions: */
+ static inline void USB_INT_Enable(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
+ static inline void USB_INT_Enable(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ case USB_INT_VBUSTI:
+ AVR32_USBB.USBCON.vbuste = true;
+ break;
+ #if defined(USB_CAN_BE_BOTH)
+ case USB_INT_IDTI:
+ AVR32_USBB.USBCON.idte = true;
+ break;
+ #endif
+ #if defined(USB_CAN_BE_DEVICE)
+ case USB_INT_WAKEUPI:
+ AVR32_USBB.UDINTESET.wakeupes = true;
+ break;
+ case USB_INT_SUSPI:
+ AVR32_USBB.UDINTESET.suspes = true;
+ break;
+ case USB_INT_EORSTI:
+ AVR32_USBB.UDINTESET.eorstes = true;
+ break;
+ case USB_INT_SOFI:
+ AVR32_USBB.UDINTESET.sofes = true;
+ break;
+ case USB_INT_RXSTPI:
+ (&AVR32_USBB.UECON0SET)[USB_Endpoint_SelectedEndpoint].rxstpes = true;
+ break;
+ #endif
+ #if defined(USB_CAN_BE_HOST)
+ case USB_INT_HSOFI:
+ AVR32_USBB.UHINTESET.hsofies = true;
+ break;
+ case USB_INT_DCONNI:
+ AVR32_USBB.UHINTESET.dconnies = true;
+ break;
+ case USB_INT_DDISCI:
+ AVR32_USBB.UHINTESET.ddiscies = true;
+ break;
+ case USB_INT_RSTI:
+ AVR32_USBB.UHINTESET.rsties = true;
+ break;
+ case USB_INT_BCERRI:
+ AVR32_USBB.USBCON.bcerre = true;
+ break;
+ case USB_INT_VBERRI:
+ AVR32_USBB.USBCON.vberre = true;
+ break;
+ #endif
+ default:
+ break;
+ }
+ }
+
+ static inline void USB_INT_Disable(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
+ static inline void USB_INT_Disable(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ case USB_INT_VBUSTI:
+ AVR32_USBB.USBCON.vbuste = false;
+ break;
+ #if defined(USB_CAN_BE_BOTH)
+ case USB_INT_IDTI:
+ AVR32_USBB.USBCON.idte = false;
+ break;
+ #endif
+ #if defined(USB_CAN_BE_DEVICE)
+ case USB_INT_WAKEUPI:
+ AVR32_USBB.UDINTECLR.wakeupec = true;
+ break;
+ case USB_INT_SUSPI:
+ AVR32_USBB.UDINTECLR.suspec = true;
+ break;
+ case USB_INT_EORSTI:
+ AVR32_USBB.UDINTECLR.eorstec = true;
+ break;
+ case USB_INT_SOFI:
+ AVR32_USBB.UDINTECLR.sofec = true;
+ break;
+ case USB_INT_RXSTPI:
+ (&AVR32_USBB.UECON0CLR)[USB_Endpoint_SelectedEndpoint].rxstpec = true;
+ break;
+ #endif
+ #if defined(USB_CAN_BE_HOST)
+ case USB_INT_HSOFI:
+ AVR32_USBB.UHINTECLR.hsofiec = true;
+ break;
+ case USB_INT_DCONNI:
+ AVR32_USBB.UHINTECLR.dconniec = true;
+ break;
+ case USB_INT_DDISCI:
+ AVR32_USBB.UHINTECLR.ddisciec = true;
+ break;
+ case USB_INT_RSTI:
+ AVR32_USBB.UHINTECLR.rstiec = true;
+ break;
+ case USB_INT_BCERRI:
+ AVR32_USBB.USBCON.bcerre = false;
+ break;
+ case USB_INT_VBERRI:
+ AVR32_USBB.USBCON.vberre = false;
+ break;
+ #endif
+ default:
+ break;
+ }
+ }
+
+ static inline void USB_INT_Clear(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
+ static inline void USB_INT_Clear(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ case USB_INT_VBUSTI:
+ AVR32_USBB.USBSTACLR.vbustic = true;
+ (void)AVR32_USBB.USBSTACLR;
+ break;
+ #if defined(USB_CAN_BE_BOTH)
+ case USB_INT_IDTI:
+ AVR32_USBB.USBSTACLR.idtic = true;
+ (void)AVR32_USBB.USBSTACLR;
+ break;
+ #endif
+ #if defined(USB_CAN_BE_DEVICE)
+ case USB_INT_WAKEUPI:
+ AVR32_USBB.UDINTCLR.wakeupc = true;
+ (void)AVR32_USBB.UDINTCLR;
+ break;
+ case USB_INT_SUSPI:
+ AVR32_USBB.UDINTCLR.suspc = true;
+ (void)AVR32_USBB.UDINTCLR;
+ break;
+ case USB_INT_EORSTI:
+ AVR32_USBB.UDINTCLR.eorstc = true;
+ (void)AVR32_USBB.UDINTCLR;
+ break;
+ case USB_INT_SOFI:
+ AVR32_USBB.UDINTCLR.sofc = true;
+ (void)AVR32_USBB.UDINTCLR;
+ break;
+ case USB_INT_RXSTPI:
+ (&AVR32_USBB.UESTA0CLR)[USB_Endpoint_SelectedEndpoint].rxstpic = true;
+ break;
+ #endif
+ #if defined(USB_CAN_BE_HOST)
+ case USB_INT_HSOFI:
+ AVR32_USBB.UHINTCLR.hsofic = true;
+ (void)AVR32_USBB.UHINTCLR;
+ break;
+ case USB_INT_DCONNI:
+ AVR32_USBB.UHINTCLR.dconnic = true;
+ (void)AVR32_USBB.UHINTCLR;
+ break;
+ case USB_INT_DDISCI:
+ AVR32_USBB.UHINTCLR.ddiscic = true;
+ (void)AVR32_USBB.UHINTCLR;
+ break;
+ case USB_INT_RSTI:
+ AVR32_USBB.UHINTCLR.rstic = true;
+ (void)AVR32_USBB.UHINTCLR;
+ break;
+ case USB_INT_BCERRI:
+ AVR32_USBB.USBSTACLR.bcerric = true;
+ (void)AVR32_USBB.USBSTACLR;
+ break;
+ case USB_INT_VBERRI:
+ AVR32_USBB.USBSTACLR.vberric = true;
+ (void)AVR32_USBB.USBSTACLR;
+ break;
+ #endif
+ default:
+ break;
+ }
+ }
+
+ static inline bool USB_INT_IsEnabled(const uint8_t Interrupt) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline bool USB_INT_IsEnabled(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ case USB_INT_VBUSTI:
+ return AVR32_USBB.USBCON.vbuste;
+ #if defined(USB_CAN_BE_BOTH)
+ case USB_INT_IDTI:
+ return AVR32_USBB.USBCON.idte;
+ #endif
+ #if defined(USB_CAN_BE_DEVICE)
+ case USB_INT_WAKEUPI:
+ return AVR32_USBB.UDINTE.wakeupe;
+ case USB_INT_SUSPI:
+ return AVR32_USBB.UDINTE.suspe;
+ case USB_INT_EORSTI:
+ return AVR32_USBB.UDINTE.eorste;
+ case USB_INT_SOFI:
+ return AVR32_USBB.UDINTE.sofe;
+ case USB_INT_RXSTPI:
+ return (&AVR32_USBB.UECON0)[USB_Endpoint_SelectedEndpoint].rxstpe;
+ #endif
+ #if defined(USB_CAN_BE_HOST)
+ case USB_INT_HSOFI:
+ return AVR32_USBB.UHINTE.hsofie;
+ case USB_INT_DCONNI:
+ return AVR32_USBB.UHINTE.dconnie;
+ case USB_INT_DDISCI:
+ return AVR32_USBB.UHINTE.ddiscie;
+ case USB_INT_RSTI:
+ return AVR32_USBB.UHINTE.rstie;
+ case USB_INT_BCERRI:
+ return AVR32_USBB.USBCON.bcerre;
+ case USB_INT_VBERRI:
+ return AVR32_USBB.USBCON.vberre;
+ #endif
+ default:
+ return false;
+ }
+ }
+
+ static inline bool USB_INT_HasOccurred(const uint8_t Interrupt) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline bool USB_INT_HasOccurred(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ case USB_INT_VBUSTI:
+ return AVR32_USBB.USBSTA.vbusti;
+ #if defined(USB_CAN_BE_BOTH)
+ case USB_INT_IDTI:
+ return AVR32_USBB.USBSTA.idti;
+ #endif
+ #if defined(USB_CAN_BE_DEVICE)
+ case USB_INT_WAKEUPI:
+ return AVR32_USBB.UDINT.wakeup;
+ case USB_INT_SUSPI:
+ return AVR32_USBB.UDINT.susp;
+ case USB_INT_EORSTI:
+ return AVR32_USBB.UDINT.eorst;
+ case USB_INT_SOFI:
+ return AVR32_USBB.UDINT.sof;
+ case USB_INT_RXSTPI:
+ return (&AVR32_USBB.UESTA0)[USB_Endpoint_SelectedEndpoint].rxstpi;
+ #endif
+ #if defined(USB_CAN_BE_HOST)
+ case USB_INT_HSOFI:
+ return AVR32_USBB.UHINT.hsofi;
+ case USB_INT_DCONNI:
+ return AVR32_USBB.UHINT.dconni;
+ case USB_INT_DDISCI:
+ return AVR32_USBB.UHINT.ddisci;
+ case USB_INT_RSTI:
+ return AVR32_USBB.UHINT.rsti;
+ case USB_INT_BCERRI:
+ return AVR32_USBB.USBSTA.bcerri;
+ case USB_INT_VBERRI:
+ return AVR32_USBB.USBSTA.vberri;
+ #endif
+ default:
+ return false;
+ }
+ }
+
+ /* Includes: */
+ #include "../USBMode.h"
+ #include "../Events.h"
+ #include "../USBController.h"
+
+ /* Function Prototypes: */
+ void USB_INT_ClearAllInterrupts(void);
+ void USB_INT_DisableAllInterrupts(void);
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Function Prototypes: */
+ #if defined(__DOXYGEN__)
+ /** Interrupt service routine handler for the USB controller ISR group. This interrupt routine <b>must</b> be
+ * linked to the entire USB controller ISR vector group inside the AVR32's interrupt controller peripheral,
+ * using the user application's preferred USB controller driver.
+ */
+ void USB_GEN_vect(void);
+ #else
+ ISR(USB_GEN_vect);
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/USBController.h b/lib/lufa/LUFA/Drivers/USB/Core/USBController.h
new file mode 100644
index 000000000..5980a37ce
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/USBController.h
@@ -0,0 +1,165 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Common USB Controller definitions for all architectures.
+ * \copydetails Group_USBManagement
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * \defgroup Group_USBManagement USB Interface Management
+ * \brief USB Controller definitions for general USB controller management.
+ *
+ * Functions, macros, variables, enums and types related to the setup and management of the USB interface.
+ *
+ * @{
+ */
+
+#ifndef __USBCONTROLLER_H__
+#define __USBCONTROLLER_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks and Defines: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Defines: */
+ /** \name Endpoint Direction Masks */
+ //@{
+ /** Endpoint direction mask, for masking against endpoint addresses to retrieve the endpoint's
+ * direction for comparing with the \c ENDPOINT_DIR_* masks.
+ */
+ #define ENDPOINT_DIR_MASK 0x80
+
+ /** Endpoint address direction mask for an OUT direction (Host to Device) endpoint. This may be ORed with
+ * the index of the address within a device to obtain the full endpoint address.
+ */
+ #define ENDPOINT_DIR_OUT 0x00
+
+ /** Endpoint address direction mask for an IN direction (Device to Host) endpoint. This may be ORed with
+ * the index of the address within a device to obtain the full endpoint address.
+ */
+ #define ENDPOINT_DIR_IN 0x80
+ //@}
+
+ /** \name Pipe Direction Masks */
+ //@{
+ /** Pipe direction mask, for masking against pipe addresses to retrieve the pipe's
+ * direction for comparing with the \c PIPE_DIR_* masks.
+ */
+ #define PIPE_DIR_MASK 0x80
+
+ /** Endpoint address direction mask for an OUT direction (Host to Device) endpoint. This may be ORed with
+ * the index of the address within a device to obtain the full endpoint address.
+ */
+ #define PIPE_DIR_OUT 0x00
+
+ /** Endpoint address direction mask for an IN direction (Device to Host) endpoint. This may be ORed with
+ * the index of the address within a device to obtain the full endpoint address.
+ */
+ #define PIPE_DIR_IN 0x80
+ //@}
+
+ /** \name Endpoint/Pipe Type Masks */
+ //@{
+ /** Mask for determining the type of an endpoint from an endpoint descriptor. This should then be compared
+ * with the \c EP_TYPE_* masks to determine the exact type of the endpoint.
+ */
+ #define EP_TYPE_MASK 0x03
+
+ /** Mask for a CONTROL type endpoint or pipe.
+ *
+ * \note See \ref Group_EndpointManagement and \ref Group_PipeManagement for endpoint/pipe functions.
+ */
+ #define EP_TYPE_CONTROL 0x00
+
+ /** Mask for an ISOCHRONOUS type endpoint or pipe.
+ *
+ * \note See \ref Group_EndpointManagement and \ref Group_PipeManagement for endpoint/pipe functions.
+ */
+ #define EP_TYPE_ISOCHRONOUS 0x01
+
+ /** Mask for a BULK type endpoint or pipe.
+ *
+ * \note See \ref Group_EndpointManagement and \ref Group_PipeManagement for endpoint/pipe functions.
+ */
+ #define EP_TYPE_BULK 0x02
+
+ /** Mask for an INTERRUPT type endpoint or pipe.
+ *
+ * \note See \ref Group_EndpointManagement and \ref Group_PipeManagement for endpoint/pipe functions.
+ */
+ #define EP_TYPE_INTERRUPT 0x03
+ //@}
+
+ /* Enums: */
+ /** Enum for the possible USB controller modes, for initialization via \ref USB_Init() and indication back to the
+ * user application via \ref USB_CurrentMode.
+ */
+ enum USB_Modes_t
+ {
+ USB_MODE_None = 0, /**< Indicates that the controller is currently not initialized in any specific USB mode. */
+ USB_MODE_Device = 1, /**< Indicates that the controller is currently initialized in USB Device mode. */
+ USB_MODE_Host = 2, /**< Indicates that the controller is currently initialized in USB Host mode. */
+ USB_MODE_UID = 3, /**< Indicates that the controller should determine the USB mode from the UID pin of the
+ * USB connector.
+ */
+ };
+
+ /* Architecture Includes: */
+ #if (ARCH == ARCH_AVR8)
+ #include "AVR8/USBController_AVR8.h"
+ #elif (ARCH == ARCH_UC3)
+ #include "UC3/USBController_UC3.h"
+ #elif (ARCH == ARCH_XMEGA)
+ #include "XMEGA/USBController_XMEGA.h"
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/USBInterrupt.h b/lib/lufa/LUFA/Drivers/USB/Core/USBInterrupt.h
new file mode 100644
index 000000000..b00ef7bd3
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/USBInterrupt.h
@@ -0,0 +1,73 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB controller interrupt service routine management.
+ *
+ * This file contains definitions required for the correct handling of low level USB service routine interrupts
+ * from the USB controller.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+#ifndef __USBINTERRUPT_H__
+#define __USBINTERRUPT_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Architecture Includes: */
+ #if (ARCH == ARCH_AVR8)
+ #include "AVR8/USBInterrupt_AVR8.h"
+ #elif (ARCH == ARCH_UC3)
+ #include "UC3/USBInterrupt_UC3.h"
+ #elif (ARCH == ARCH_XMEGA)
+ #include "XMEGA/USBInterrupt_XMEGA.h"
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/USBMode.h b/lib/lufa/LUFA/Drivers/USB/Core/USBMode.h
new file mode 100644
index 000000000..2044f899a
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/USBMode.h
@@ -0,0 +1,283 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB mode and feature support definitions.
+ * \copydetails Group_USBMode
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * \defgroup Group_USBMode USB Mode Tokens
+ * \brief USB mode and feature support definitions.
+ *
+ * This file defines macros indicating the type of USB controller the library is being compiled for, and its
+ * capabilities. These macros may then be referenced in the user application to selectively enable or disable
+ * code sections depending on if they are defined or not.
+ *
+ * After the inclusion of the master USB driver header, one or more of the following tokens may be defined, to
+ * allow the user code to conditionally enable or disable code based on the USB controller family and allowable
+ * USB modes. These tokens may be tested against to eliminate code relating to a USB mode which is not enabled for
+ * the given compilation.
+ *
+ * @{
+ */
+
+#ifndef __USBMODE_H__
+#define __USBMODE_H__
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+
+ /* Public Interface - May be used in end-application: */
+ #if defined(__DOXYGEN__)
+ /** Indicates that the target AVR microcontroller belongs to the Series 2 AVR8 USB controller
+ * (i.e. AT90USBxxx2 or ATMEGAxxU2) when defined.
+ */
+ #define USB_SERIES_2_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the Series 4 AVR8 USB controller
+ * (i.e. ATMEGAxxU4) when defined.
+ */
+ #define USB_SERIES_4_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the Series 6 AVR8 USB controller
+ * (i.e. AT90USBxxx6) when defined.
+ */
+ #define USB_SERIES_6_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the Series 7 AVR8 USB controller
+ * (i.e. AT90USBxxx7) when defined.
+ */
+ #define USB_SERIES_7_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the AVR32 UC3A0 Series USB controller
+ * (i.e. AT32UC3A0*) when defined.
+ */
+ #define USB_SERIES_UC3A0_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the AVR32 UC3A1 Series USB controller
+ * (i.e. AT32UC3A1*) when defined.
+ */
+ #define USB_SERIES_UC3A1_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the AVR32 UC3A3 Series USB controller
+ * (i.e. AT32UC3A3*) when defined.
+ */
+ #define USB_SERIES_UC3A3_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the AVR32 UC3A4 Series USB controller
+ * (i.e. AT32UC3A4*) when defined.
+ */
+ #define USB_SERIES_UC3A4_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the AVR32 UC3B0 Series USB controller
+ * (i.e. AT32UC3B0*) when defined.
+ */
+ #define USB_SERIES_UC3B0_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the AVR32 UC3B1 Series USB controller
+ * (i.e. AT32UC3B1*) when defined.
+ */
+ #define USB_SERIES_UC3B1_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the XMEGA A1U Series USB controller
+ * (i.e. ATXMEGA*A1U) when defined.
+ */
+ #define USB_SERIES_A1U_XMEGA
+
+ /** Indicates that the target AVR microcontroller belongs to the XMEGA A3U Series USB controller
+ * (i.e. ATXMEGA*A3U) when defined.
+ */
+ #define USB_SERIES_A3U_XMEGA
+
+ /** Indicates that the target AVR microcontroller belongs to the XMEGA A4U Series USB controller
+ * (i.e. ATXMEGA*A4U) when defined.
+ */
+ #define USB_SERIES_A4U_XMEGA
+
+ /** Indicates that the target AVR microcontroller belongs to the XMEGA B1 Series USB controller
+ * (i.e. ATXMEGA*B1) when defined.
+ */
+ #define USB_SERIES_B1_XMEGA
+
+ /** Indicates that the target AVR microcontroller belongs to the XMEGA B3 Series USB controller
+ * (i.e. ATXMEGA*B3) when defined.
+ */
+ #define USB_SERIES_B3_XMEGA
+
+ /** Indicates that the target AVR microcontroller belongs to the XMEGA C3 Series USB controller
+ * (i.e. ATXMEGA*C3) when defined.
+ */
+ #define USB_SERIES_C3_XMEGA
+
+ /** Indicates that the target AVR microcontroller belongs to the XMEGA C4 Series USB controller
+ * (i.e. ATXMEGA*C4) when defined.
+ */
+ #define USB_SERIES_C4_XMEGA
+
+ /** Indicates that the target microcontroller and compilation settings allow for the
+ * target to be configured in USB Device mode when defined.
+ */
+ #define USB_CAN_BE_DEVICE
+
+ /** Indicates that the target microcontroller and compilation settings allow for the
+ * target to be configured in USB Host mode when defined.
+ */
+ #define USB_CAN_BE_HOST
+
+ /** Indicates that the target microcontroller and compilation settings allow for the
+ * target to be configured in either USB Device or Host mode when defined.
+ */
+ #define USB_CAN_BE_BOTH
+ #else
+ /* Macros: */
+ #if (defined(__AVR_AT90USB162__) || defined(__AVR_AT90USB82__) || \
+ defined(__AVR_ATmega32U2__) || defined(__AVR_ATmega16U2__) || defined(__AVR_ATmega8U2__))
+ #define USB_SERIES_2_AVR
+ #define USB_CAN_BE_DEVICE
+ #elif (defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega16U4__))
+ #define USB_SERIES_4_AVR
+ #define USB_CAN_BE_DEVICE
+ #elif (defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__))
+ #define USB_SERIES_6_AVR
+ #define USB_CAN_BE_DEVICE
+ #elif (defined(__AVR_AT90USB647__) || defined(__AVR_AT90USB1287__))
+ #define USB_SERIES_7_AVR
+ #define USB_CAN_BE_DEVICE
+ #define USB_CAN_BE_HOST
+ #elif (defined(__AVR32_UC3A0512__) || defined(__AVR32_UC3A0256__) || \
+ defined(__AVR32_UC3A0128__) || defined(__AVR32_UC3A064__))
+ #define USB_SERIES_UC3A0_AVR32
+ #define USB_CAN_BE_DEVICE
+ #define USB_CAN_BE_HOST
+ #elif (defined(__AVR32_UC3A1512__) || defined(__AVR32_UC3A1256__) || \
+ defined(__AVR32_UC3A1128__) || defined(__AVR32_UC3A164__))
+ #define USB_SERIES_UC3A1_AVR32
+ #define USB_CAN_BE_DEVICE
+ #define USB_CAN_BE_HOST
+ #elif (defined(__AVR32_UC3A3256__) || defined(__AVR32_UC3A3256S__) || \
+ defined(__AVR32_UC3A3128__) || defined(__AVR32_UC3A3128S__) || \
+ defined(__AVR32_UC3A364__) || defined(__AVR32_UC3A364S__))
+ #define USB_SERIES_UC3A3_AVR32
+ #define USB_CAN_BE_DEVICE
+ #define USB_CAN_BE_HOST
+ #elif (defined(__AVR32_UC3A4256__) || defined(__AVR32_UC3A4256S__) || \
+ defined(__AVR32_UC3A4128__) || defined(__AVR32_UC3A4128S__) || \
+ defined(__AVR32_UC3A464__) || defined(__AVR32_UC3A464S__))
+ #define USB_SERIES_UC3A4_AVR32
+ #define USB_CAN_BE_DEVICE
+ #define USB_CAN_BE_HOST
+ #elif (defined(__AVR32_UC3B0512__) || defined(__AVR32_UC3B0256__) || \
+ defined(__AVR32_UC3B0128__) || defined(__AVR32_UC3B064__))
+ #define USB_SERIES_UC3B0_AVR32
+ #define USB_CAN_BE_DEVICE
+ #define USB_CAN_BE_HOST
+ #elif (defined(__AVR32_UC3B1512__) || defined(__AVR32_UC3B1256__) || \
+ defined(__AVR32_UC3B1128__) || defined(__AVR32_UC3B164__))
+ #define USB_SERIES_UC3B1_AVR32
+ #define USB_CAN_BE_DEVICE
+ #define USB_CAN_BE_HOST
+ #elif (defined(__AVR_ATxmega128A1U__) || defined(__AVR_ATxmega64A1U__))
+ #define USB_SERIES_A1U_XMEGA
+ #define USB_CAN_BE_DEVICE
+ #elif (defined(__AVR_ATxmega64A3U__) || defined(__AVR_ATxmega128A3U__) || \
+ defined(__AVR_ATxmega192A3U__) || defined(__AVR_ATxmega256A3U__))
+ #define USB_SERIES_A3U_XMEGA
+ #define USB_CAN_BE_DEVICE
+ #elif (defined(__AVR_ATxmega256A3BU__))
+ #define USB_SERIES_A3BU_XMEGA
+ #define USB_CAN_BE_DEVICE
+ #elif (defined(__AVR_ATxmega16A4U__) || defined(__AVR_ATxmega32A4U__) || \
+ defined(__AVR_ATxmega64A4U__) || defined(__AVR_ATxmega128A4U__))
+ #define USB_SERIES_A4U_XMEGA
+ #define USB_CAN_BE_DEVICE
+ #elif (defined(__AVR_ATxmega128B1__) || defined(__AVR_ATxmega64B1__))
+ #define USB_SERIES_B1_XMEGA
+ #define USB_CAN_BE_DEVICE
+ #elif (defined(__AVR_ATxmega128B3__) || defined(__AVR_ATxmega64B3__))
+ #define USB_SERIES_B3_XMEGA
+ #define USB_CAN_BE_DEVICE
+ #elif (defined(__AVR_ATxmega128C3__) || defined(__AVR_ATxmega64C3__) || \
+ defined(__AVR_ATxmega192C3__) || defined(__AVR_ATxmega256C3__) || \
+ defined(__AVR_ATxmega384C3__))
+ #define USB_SERIES_C3_XMEGA
+ #define USB_CAN_BE_DEVICE
+ #elif (defined(__AVR_ATxmega16C4__) || defined(__AVR_ATxmega32C4__))
+ #define USB_SERIES_C4_XMEGA
+ #define USB_CAN_BE_DEVICE
+ #endif
+
+ #if (defined(USB_HOST_ONLY) && defined(USB_DEVICE_ONLY))
+ #error USB_HOST_ONLY and USB_DEVICE_ONLY are mutually exclusive.
+ #elif defined(USB_HOST_ONLY)
+ #if !defined(USB_CAN_BE_HOST)
+ #error USB_HOST_ONLY is not available for the currently selected microcontroller model.
+ #else
+ #undef USB_CAN_BE_DEVICE
+ #endif
+ #elif defined(USB_DEVICE_ONLY)
+ #if !defined(USB_CAN_BE_DEVICE)
+ #error USB_DEVICE_ONLY is not available for the currently selected microcontroller model.
+ #else
+ #undef USB_CAN_BE_HOST
+ #endif
+ #endif
+
+ #if (defined(USB_CAN_BE_DEVICE) && defined(USB_CAN_BE_HOST))
+ #define USB_CAN_BE_BOTH
+ #endif
+
+ #if (!defined(USB_CAN_BE_DEVICE) && !defined(USB_CAN_BE_HOST))
+ #error The currently selected device, USB mode or architecture is not supported.
+ #endif
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/USBTask.c b/lib/lufa/LUFA/Drivers/USB/Core/USBTask.c
new file mode 100644
index 000000000..329ff4a27
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/USBTask.c
@@ -0,0 +1,89 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#define __INCLUDE_FROM_USBTASK_C
+#define __INCLUDE_FROM_USB_DRIVER
+#include "USBTask.h"
+
+volatile bool USB_IsInitialized;
+USB_Request_Header_t USB_ControlRequest;
+
+#if defined(USB_CAN_BE_HOST) && !defined(HOST_STATE_AS_GPIOR)
+volatile uint8_t USB_HostState;
+#endif
+
+#if defined(USB_CAN_BE_DEVICE) && !defined(DEVICE_STATE_AS_GPIOR)
+volatile uint8_t USB_DeviceState;
+#endif
+
+void USB_USBTask(void)
+{
+ #if defined(USB_CAN_BE_BOTH)
+ if (USB_CurrentMode == USB_MODE_Device)
+ USB_DeviceTask();
+ else if (USB_CurrentMode == USB_MODE_Host)
+ USB_HostTask();
+ #elif defined(USB_CAN_BE_HOST)
+ USB_HostTask();
+ #elif defined(USB_CAN_BE_DEVICE)
+ USB_DeviceTask();
+ #endif
+}
+
+#if defined(USB_CAN_BE_DEVICE)
+static void USB_DeviceTask(void)
+{
+ if (USB_DeviceState == DEVICE_STATE_Unattached)
+ return;
+
+ uint8_t PrevEndpoint = Endpoint_GetCurrentEndpoint();
+
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
+
+ if (Endpoint_IsSETUPReceived())
+ USB_Device_ProcessControlRequest();
+
+ Endpoint_SelectEndpoint(PrevEndpoint);
+}
+#endif
+
+#if defined(USB_CAN_BE_HOST)
+static void USB_HostTask(void)
+{
+ uint8_t PrevPipe = Pipe_GetCurrentPipe();
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ USB_Host_ProcessNextHostState();
+
+ Pipe_SelectPipe(PrevPipe);
+}
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/USBTask.h b/lib/lufa/LUFA/Drivers/USB/Core/USBTask.h
new file mode 100644
index 000000000..77cee6581
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/USBTask.h
@@ -0,0 +1,200 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Main USB service task management.
+ *
+ * This file contains the function definitions required for the main USB service task, which must be called
+ * from the user application to ensure that the USB connection to or from a connected USB device is maintained.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+#ifndef __USBTASK_H__
+#define __USBTASK_H__
+
+ /* Includes: */
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+ #include "USBController.h"
+ #include "Events.h"
+ #include "StdRequestType.h"
+ #include "StdDescriptors.h"
+
+ #if defined(USB_CAN_BE_DEVICE)
+ #include "DeviceStandardReq.h"
+ #endif
+
+ #if defined(USB_CAN_BE_HOST)
+ #include "HostStandardReq.h"
+ #endif
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Global Variables: */
+ /** Indicates if the USB interface is currently initialized but not necessarily connected to a host
+ * or device (i.e. if \ref USB_Init() has been run). If this is false, all other library globals related
+ * to the USB driver are invalid.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ *
+ * \ingroup Group_USBManagement
+ */
+ extern volatile bool USB_IsInitialized;
+
+ /** Structure containing the last received Control request when in Device mode (for use in user-applications
+ * inside of the \ref EVENT_USB_Device_ControlRequest() event, or for filling up with a control request to
+ * issue when in Host mode before calling \ref USB_Host_SendControlRequest().
+ *
+ * \note The contents of this structure is automatically endian-corrected for the current CPU architecture.
+ *
+ * \ingroup Group_USBManagement
+ */
+ extern USB_Request_Header_t USB_ControlRequest;
+
+ #if defined(USB_CAN_BE_HOST) || defined(__DOXYGEN__)
+ #if !defined(HOST_STATE_AS_GPIOR) || defined(__DOXYGEN__)
+ /** Indicates the current host state machine state. When in host mode, this indicates the state
+ * via one of the values of the \ref USB_Host_States_t enum values.
+ *
+ * This value should not be altered by the user application as it is handled automatically by the
+ * library.
+ *
+ * To reduce program size and speed up checks of this global on the AVR8 architecture, it can be
+ * placed into one of the AVR's \c GPIOR hardware registers instead of RAM by defining the
+ * \c HOST_STATE_AS_GPIOR token to a value between 0 and 2 in the project makefile and passing it to
+ * the compiler via the -D switch. When defined, the corresponding GPIOR register should not be used
+ * in the user application except implicitly via the library APIs.
+ *
+ * \note This global is only present if the user application can be a USB host.
+ *
+ * \see \ref USB_Host_States_t for a list of possible device states.
+ *
+ * \ingroup Group_Host
+ */
+ extern volatile uint8_t USB_HostState;
+ #else
+ #define USB_HostState CONCAT_EXPANDED(GPIOR, HOST_STATE_AS_GPIOR)
+ #endif
+ #endif
+
+ #if defined(USB_CAN_BE_DEVICE) || defined(__DOXYGEN__)
+ #if !defined(DEVICE_STATE_AS_GPIOR) || defined(__DOXYGEN__)
+ /** Indicates the current device state machine state. When in device mode, this indicates the state
+ * via one of the values of the \ref USB_Device_States_t enum values.
+ *
+ * This value should not be altered by the user application as it is handled automatically by the
+ * library. The only exception to this rule is if the NO_LIMITED_CONTROLLER_CONNECT token is used
+ * (see \ref EVENT_USB_Device_Connect() and \ref EVENT_USB_Device_Disconnect() events).
+ *
+ * To reduce program size and speed up checks of this global on the AVR8 architecture, it can be
+ * placed into one of the AVR's \c GPIOR hardware registers instead of RAM by defining the
+ * \c DEVICE_STATE_AS_GPIOR token to a value between 0 and 2 in the project makefile and passing it to
+ * the compiler via the -D switch. When defined, the corresponding GPIOR register should not be used
+ * in the user application except implicitly via the library APIs.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value except in the circumstances outlined above.
+ *
+ * \note This global is only present if the user application can be a USB device.
+ * \n\n
+ *
+ * \see \ref USB_Device_States_t for a list of possible device states.
+ *
+ * \ingroup Group_Device
+ */
+ extern volatile uint8_t USB_DeviceState;
+ #else
+ #define USB_DeviceState CONCAT_EXPANDED(GPIOR, DEVICE_STATE_AS_GPIOR)
+ #endif
+ #endif
+
+ /* Function Prototypes: */
+ /** This is the main USB management task. The USB driver requires this task to be executed
+ * continuously when the USB system is active (device attached in host mode, or attached to a host
+ * in device mode) in order to manage USB communications. This task may be executed inside an RTOS,
+ * fast timer ISR or the main user application loop.
+ *
+ * The USB task must be serviced within 30ms while in device mode, or within 1ms while in host mode.
+ * The task may be serviced at all times, or (for minimum CPU consumption):
+ *
+ * - In device mode, it may be disabled at start-up, enabled on the firing of the \ref EVENT_USB_Device_Connect()
+ * event and disabled again on the firing of the \ref EVENT_USB_Device_Disconnect() event.
+ *
+ * - In host mode, it may be disabled at start-up, enabled on the firing of the \ref EVENT_USB_Host_DeviceAttached()
+ * event and disabled again on the firing of the \ref EVENT_USB_Host_DeviceEnumerationComplete() or
+ * \ref EVENT_USB_Host_DeviceEnumerationFailed() events.
+ *
+ * If in device mode (only), the control endpoint can instead be managed via interrupts entirely by the library
+ * by defining the INTERRUPT_CONTROL_ENDPOINT token and passing it to the compiler via the -D switch.
+ *
+ * \see \ref Group_Events for more information on the USB events.
+ *
+ * \ingroup Group_USBManagement
+ */
+ void USB_USBTask(void);
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Function Prototypes: */
+ #if defined(__INCLUDE_FROM_USBTASK_C)
+ #if defined(USB_CAN_BE_HOST)
+ static void USB_HostTask(void);
+ #endif
+
+ #if defined(USB_CAN_BE_DEVICE)
+ static void USB_DeviceTask(void);
+ #endif
+ #endif
+
+ /* Macros: */
+ #define HOST_TASK_NONBLOCK_WAIT(Duration, NextState) do { USB_HostState = HOST_STATE_WaitForDevice; \
+ WaitMSRemaining = (Duration); \
+ PostWaitState = (NextState); } while (0)
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Device_XMEGA.c b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Device_XMEGA.c
new file mode 100644
index 000000000..470e128b6
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Device_XMEGA.c
@@ -0,0 +1,49 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_XMEGA)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#include "../Device.h"
+
+void USB_Device_SendRemoteWakeup(void)
+{
+ USB.CTRLB |= USB_RWAKEUP_bm;
+}
+
+#endif
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Device_XMEGA.h b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Device_XMEGA.h
new file mode 100644
index 000000000..759ff350b
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Device_XMEGA.h
@@ -0,0 +1,266 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Device definitions for the AVR XMEGA microcontrollers.
+ * \copydetails Group_Device_XMEGA
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_Device
+ * \defgroup Group_Device_XMEGA Device Management (XMEGA)
+ * \brief USB Device definitions for the AVR XMEGA microcontrollers.
+ *
+ * Architecture specific USB Device definitions for the Atmel AVR XMEGA microcontrollers.
+ *
+ * @{
+ */
+
+#ifndef __USBDEVICE_XMEGA_H__
+#define __USBDEVICE_XMEGA_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBController.h"
+ #include "../StdDescriptors.h"
+ #include "../USBInterrupt.h"
+ #include "../Endpoint.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ #if (defined(USE_RAM_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS))
+ #error USE_RAM_DESCRIPTORS and USE_EEPROM_DESCRIPTORS are mutually exclusive.
+ #endif
+
+ #if (defined(USE_FLASH_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS))
+ #error USE_FLASH_DESCRIPTORS and USE_EEPROM_DESCRIPTORS are mutually exclusive.
+ #endif
+
+ #if (defined(USE_FLASH_DESCRIPTORS) && defined(USE_RAM_DESCRIPTORS))
+ #error USE_FLASH_DESCRIPTORS and USE_RAM_DESCRIPTORS are mutually exclusive.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** \name USB Device Mode Option Masks */
+ //@{
+ /** Mask for the Options parameter of the \ref USB_Init() function. This indicates that the
+ * USB interface should be initialized in low speed (1.5Mb/s) mode.
+ *
+ * \note Low Speed mode is not available on all USB AVR models.
+ * \n
+ *
+ * \note Restrictions apply on the number, size and type of endpoints which can be used
+ * when running in low speed mode - refer to the USB 2.0 specification.
+ */
+ #define USB_DEVICE_OPT_LOWSPEED (1 << 0)
+
+ #if (F_USB > 6000000)
+ /** Mask for the Options parameter of the \ref USB_Init() function. This indicates that the
+ * USB interface should be initialized in full speed (12Mb/s) mode.
+ */
+ #define USB_DEVICE_OPT_FULLSPEED (0 << 0)
+ #endif
+ //@}
+
+ #if (!defined(NO_INTERNAL_SERIAL) || defined(__DOXYGEN__))
+ /** String descriptor index for the device's unique serial number string descriptor within the device.
+ * This unique serial number is used by the host to associate resources to the device (such as drivers or COM port
+ * number allocations) to a device regardless of the port it is plugged in to on the host. Some microcontrollers contain
+ * a unique serial number internally, and setting the device descriptors serial number string index to this value
+ * will cause it to use the internal serial number.
+ *
+ * On unsupported devices, this will evaluate to \ref NO_DESCRIPTOR and so will force the host to create a pseudo-serial
+ * number for the device.
+ */
+ #define USE_INTERNAL_SERIAL 0xDC
+
+ /** Length of the device's unique internal serial number, in bits, if present on the selected microcontroller
+ * model.
+ */
+ #define INTERNAL_SERIAL_LENGTH_BITS (8 * (1 + (offsetof(NVM_PROD_SIGNATURES_t, COORDY1) - offsetof(NVM_PROD_SIGNATURES_t, LOTNUM0))))
+
+ /** Start address of the internal serial number, in the appropriate address space, if present on the selected microcontroller
+ * model.
+ */
+ #define INTERNAL_SERIAL_START_ADDRESS offsetof(NVM_PROD_SIGNATURES_t, LOTNUM0)
+ #else
+ #define USE_INTERNAL_SERIAL NO_DESCRIPTOR
+
+ #define INTERNAL_SERIAL_LENGTH_BITS 0
+ #define INTERNAL_SERIAL_START_ADDRESS 0
+ #endif
+
+ /* Function Prototypes: */
+ /** Sends a Remote Wakeup request to the host. This signals to the host that the device should
+ * be taken out of suspended mode, and communications should resume.
+ *
+ * Typically, this is implemented so that HID devices (mice, keyboards, etc.) can wake up the
+ * host computer when the host has suspended all USB devices to enter a low power state.
+ *
+ * \note This function should only be used if the device has indicated to the host that it
+ * supports the Remote Wakeup feature in the device descriptors, and should only be
+ * issued if the host is currently allowing remote wakeup events from the device (i.e.,
+ * the \ref USB_Device_RemoteWakeupEnabled flag is set). When the \c NO_DEVICE_REMOTE_WAKEUP
+ * compile time option is used, this function is unavailable.
+ * \n\n
+ *
+ * \note The USB clock must be running for this function to operate. If the stack is initialized with
+ * the \ref USB_OPT_MANUAL_PLL option enabled, the user must ensure that the PLL is running
+ * before attempting to call this function.
+ *
+ * \see \ref Group_StdDescriptors for more information on the RMWAKEUP feature and device descriptors.
+ */
+ void USB_Device_SendRemoteWakeup(void);
+
+ /* Inline Functions: */
+ /** Returns the current USB frame number, when in device mode. Every millisecond the USB bus is active (i.e. enumerated to a host)
+ * the frame number is incremented by one.
+ *
+ * \return Current USB frame number from the USB controller.
+ */
+ static inline uint16_t USB_Device_GetFrameNumber(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline uint16_t USB_Device_GetFrameNumber(void)
+ {
+ return ((USB_EndpointTable_t*)USB.EPPTR)->FrameNum;
+ }
+
+ #if !defined(NO_SOF_EVENTS)
+ /** Enables the device mode Start Of Frame events. When enabled, this causes the
+ * \ref EVENT_USB_Device_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
+ * at the start of each USB frame when enumerated in device mode.
+ *
+ * \note This function is not available when the \c NO_SOF_EVENTS compile time token is defined.
+ */
+ static inline void USB_Device_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_EnableSOFEvents(void)
+ {
+ USB.INTCTRLA |= USB_SOFIE_bm;
+ }
+
+ /** Disables the device mode Start Of Frame events. When disabled, this stops the firing of the
+ * \ref EVENT_USB_Device_StartOfFrame() event when enumerated in device mode.
+ *
+ * \note This function is not available when the \c NO_SOF_EVENTS compile time token is defined.
+ */
+ static inline void USB_Device_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_DisableSOFEvents(void)
+ {
+ USB.INTCTRLA &= ~USB_SOFIE_bm;
+ }
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Inline Functions: */
+ static inline void USB_Device_SetLowSpeed(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_SetLowSpeed(void)
+ {
+ USB.CTRLA &= ~USB_SPEED_bm;
+ }
+
+ static inline void USB_Device_SetFullSpeed(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_SetFullSpeed(void)
+ {
+ USB.CTRLA |= USB_SPEED_bm;
+ }
+
+ static inline void USB_Device_SetDeviceAddress(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_SetDeviceAddress(const uint8_t Address)
+ {
+ (void)Address;
+
+ /* No implementation for XMEGA architecture */
+ }
+
+ static inline void USB_Device_EnableDeviceAddress(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void USB_Device_EnableDeviceAddress(const uint8_t Address)
+ {
+ USB.ADDR = Address;
+ }
+
+ static inline bool USB_Device_IsAddressSet(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline bool USB_Device_IsAddressSet(void)
+ {
+ return ((USB.ADDR != 0) ? true : false);
+ }
+
+ static inline void USB_Device_GetSerialString(uint16_t* const UnicodeString) ATTR_NON_NULL_PTR_ARG(1);
+ static inline void USB_Device_GetSerialString(uint16_t* const UnicodeString)
+ {
+ uint_reg_t CurrentGlobalInt = GetGlobalInterruptMask();
+ GlobalInterruptDisable();
+
+ uint8_t SigReadAddress = INTERNAL_SERIAL_START_ADDRESS;
+
+ for (uint8_t SerialCharNum = 0; SerialCharNum < (INTERNAL_SERIAL_LENGTH_BITS / 4); SerialCharNum++)
+ {
+ uint8_t SerialByte;
+
+ NVM.CMD = NVM_CMD_READ_CALIB_ROW_gc;
+ SerialByte = pgm_read_byte(SigReadAddress);
+ NVM.CMD = 0;
+
+ if (SerialCharNum & 0x01)
+ {
+ SerialByte >>= 4;
+ SigReadAddress++;
+ }
+
+ SerialByte &= 0x0F;
+
+ UnicodeString[SerialCharNum] = cpu_to_le16((SerialByte >= 10) ?
+ (('A' - 10) + SerialByte) : ('0' + SerialByte));
+ }
+
+ SetGlobalInterruptMask(CurrentGlobalInt);
+ }
+
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/EndpointStream_XMEGA.c b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/EndpointStream_XMEGA.c
new file mode 100644
index 000000000..641328170
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/EndpointStream_XMEGA.c
@@ -0,0 +1,275 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_XMEGA)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#include "EndpointStream_XMEGA.h"
+
+#if !defined(CONTROL_ONLY_DEVICE)
+uint8_t Endpoint_Discard_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t ErrorCode;
+ uint16_t BytesInTransfer = 0;
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ Length -= *BytesProcessed;
+
+ while (Length)
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ Endpoint_ClearOUT();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return ENDPOINT_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Endpoint_Discard_8();
+
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return ENDPOINT_RWSTREAM_NoError;
+}
+
+uint8_t Endpoint_Null_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t ErrorCode;
+ uint16_t BytesInTransfer = 0;
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ Length -= *BytesProcessed;
+
+ while (Length)
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ Endpoint_ClearIN();
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return ENDPOINT_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Endpoint_Write_8(0);
+
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return ENDPOINT_RWSTREAM_NoError;
+}
+
+/* The following abuses the C preprocessor in order to copy-paste common code with slight alterations,
+ * so that the code needs to be written once. It is a crude form of templating to reduce code maintenance. */
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Stream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Stream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Stream_LE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Stream_BE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_RW.c"
+
+#if defined(ARCH_HAS_FLASH_ADDRESS_SPACE)
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_PStream_LE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(pgm_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_PStream_BE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(pgm_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+#endif
+
+#if defined(ARCH_HAS_EEPROM_ADDRESS_SPACE)
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_EStream_LE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(eeprom_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_EStream_BE
+ #define TEMPLATE_BUFFER_TYPE const void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(eeprom_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Read_EStream_LE
+ #define TEMPLATE_BUFFER_TYPE void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Endpoint_Read_8())
+ #include "Template/Template_Endpoint_RW.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Read_EStream_BE
+ #define TEMPLATE_BUFFER_TYPE void*
+ #define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Endpoint_Read_8())
+ #include "Template/Template_Endpoint_RW.c"
+#endif
+
+#endif
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_Stream_LE
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_Stream_BE
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(*BufferPtr)
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_Stream_LE
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_Control_R.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_Stream_BE
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *BufferPtr = Endpoint_Read_8()
+#include "Template/Template_Endpoint_Control_R.c"
+
+#if defined(ARCH_HAS_FLASH_ADDRESS_SPACE)
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_Control_PStream_LE
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(pgm_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_Control_W.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_Control_PStream_BE
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(pgm_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_Control_W.c"
+#endif
+
+#if defined(ARCH_HAS_EEPROM_ADDRESS_SPACE)
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_Control_EStream_LE
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(eeprom_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_Control_W.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Write_Control_EStream_BE
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_8(eeprom_read_byte(BufferPtr))
+ #include "Template/Template_Endpoint_Control_W.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Read_Control_EStream_LE
+ #define TEMPLATE_BUFFER_OFFSET(Length) 0
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr += Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Endpoint_Read_8())
+ #include "Template/Template_Endpoint_Control_R.c"
+
+ #define TEMPLATE_FUNC_NAME Endpoint_Read_Control_EStream_BE
+ #define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+ #define TEMPLATE_BUFFER_MOVE(BufferPtr, Amount) BufferPtr -= Amount
+ #define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte(BufferPtr, Endpoint_Read_8())
+ #include "Template/Template_Endpoint_Control_R.c"
+#endif
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/EndpointStream_XMEGA.h b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/EndpointStream_XMEGA.h
new file mode 100644
index 000000000..3c094da49
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/EndpointStream_XMEGA.h
@@ -0,0 +1,658 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief Endpoint data stream transmission and reception management for the AVR XMEGA microcontrollers.
+ * \copydetails Group_EndpointStreamRW_XMEGA
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_EndpointStreamRW
+ * \defgroup Group_EndpointStreamRW_XMEGA Read/Write of Multi-Byte Streams (XMEGA)
+ * \brief Endpoint data stream transmission and reception management for the Atmel AVR XMEGA architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of data streams from
+ * and to endpoints.
+ *
+ * @{
+ */
+
+#ifndef __ENDPOINT_STREAM_XMEGA_H__
+#define __ENDPOINT_STREAM_XMEGA_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBMode.h"
+ #include "../USBTask.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Function Prototypes: */
+ /** \name Stream functions for null data */
+ //@{
+
+ /** Reads and discards the given number of bytes from the currently selected endpoint's bank,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes empty while there is still data to process (and after the current
+ * packet has been acknowledged) the BytesProcessed location will be updated with the total number
+ * of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Discard_Stream(512, NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Discard_Stream(512, &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Length Number of bytes to discard via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Discard_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed);
+
+ /** Writes a given number of zeroed bytes to the currently selected endpoint's bank, sending
+ * full packets to the host as needed. The last packet is not automatically sent once the
+ * remaining bytes have been written; the user is responsible for manually sending the last
+ * packet to the host via the \ref Endpoint_ClearIN() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes full while there is still data to process (and after the current
+ * packet transmission has been initiated) the BytesProcessed location will be updated with the
+ * total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Null_Stream(512, NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Null_Stream(512, &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Length Number of zero bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Null_Stream(uint16_t Length,
+ uint16_t* const BytesProcessed);
+
+ //@}
+
+ /** \name Stream functions for RAM source/destination data */
+ //@{
+
+ /** Writes the given number of bytes to the endpoint from the given buffer in little endian,
+ * sending full packets to the host as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Endpoint_ClearIN() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes full while there is still data to process (and after the current
+ * packet transmission has been initiated) the BytesProcessed location will be updated with the
+ * total number of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Write_Stream_LE(DataStream, sizeof(DataStream),
+ * NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Write_Stream_LE(DataStream, sizeof(DataStream),
+ * &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Stream_LE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the endpoint from the given buffer in big endian,
+ * sending full packets to the host as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Endpoint_ClearIN() macro.
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Stream_BE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the endpoint from the given buffer in little endian,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
+ *
+ * If the BytesProcessed parameter is \c NULL, the entire stream transfer is attempted at once,
+ * failing or succeeding as a single unit. If the BytesProcessed parameter points to a valid
+ * storage location, the transfer will instead be performed as a series of chunks. Each time
+ * the endpoint bank becomes empty while there is still data to process (and after the current
+ * packet has been acknowledged) the BytesProcessed location will be updated with the total number
+ * of bytes processed in the stream, and the function will exit with an error code of
+ * \ref ENDPOINT_RWSTREAM_IncompleteTransfer. This allows for any abort checking to be performed
+ * in the user code - to continue the transfer, call the function again with identical parameters
+ * and it will resume until the BytesProcessed value reaches the total transfer length.
+ *
+ * <b>Single Stream Transfer Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ *
+ * if ((ErrorCode = Endpoint_Read_Stream_LE(DataStream, sizeof(DataStream),
+ * NULL)) != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * <b>Partial Stream Transfers Example:</b>
+ * \code
+ * uint8_t DataStream[512];
+ * uint8_t ErrorCode;
+ * uint16_t BytesProcessed;
+ *
+ * BytesProcessed = 0;
+ * while ((ErrorCode = Endpoint_Read_Stream_LE(DataStream, sizeof(DataStream),
+ * &BytesProcessed)) == ENDPOINT_RWSTREAM_IncompleteTransfer)
+ * {
+ * // Stream not yet complete - do other actions here, abort if required
+ * }
+ *
+ * if (ErrorCode != ENDPOINT_RWSTREAM_NoError)
+ * {
+ * // Stream failed to complete - check ErrorCode here
+ * }
+ * \endcode
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Stream_LE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the endpoint from the given buffer in big endian,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro.
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Stream_BE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in little endian,
+ * sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
+ * in both failure and success states; the user is responsible for manually clearing the status OUT packet
+ * to finalize the transfer's status stage via the \ref Endpoint_ClearOUT() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_Stream_LE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in big endian,
+ * sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
+ * in both failure and success states; the user is responsible for manually clearing the status OUT packet
+ * to finalize the transfer's status stage via the \ref Endpoint_ClearOUT() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_Stream_BE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the CONTROL endpoint from the given buffer in little endian,
+ * discarding fully read packets from the host as needed. The device IN acknowledgement is not
+ * automatically sent after success or failure states; the user is responsible for manually sending the
+ * status IN packet to finalize the transfer's status stage via the \ref Endpoint_ClearIN() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_Stream_LE(void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the CONTROL endpoint from the given buffer in big endian,
+ * discarding fully read packets from the host as needed. The device IN acknowledgement is not
+ * automatically sent after success or failure states; the user is responsible for manually sending the
+ * status IN packet to finalize the transfer's status stage via the \ref Endpoint_ClearIN() macro.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_Stream_BE(void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
+
+ /** \name Stream functions for EEPROM source/destination data */
+ //@{
+
+ /** EEPROM buffer source version of \ref Endpoint_Write_Stream_LE().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_EStream_LE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Write_Stream_BE().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_EStream_BE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer destination version of \ref Endpoint_Read_Stream_LE().
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_EStream_LE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer destination version of \ref Endpoint_Read_Stream_BE().
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be read at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_EStream_BE(void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of Endpoint_Write_Control_Stream_LE.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_EStream_LE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Write_Control_Stream_BE().
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_EStream_BE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_LE().
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_EStream_LE(void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_BE().
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_EStream_BE(void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
+
+ /** \name Stream functions for PROGMEM source/destination data */
+ //@{
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Stream_LE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_PStream_LE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Stream_BE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] BytesProcessed Pointer to a location where the total number of bytes processed in the current
+ * transaction should be updated, \c NULL if the entire stream should be written at once.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_PStream_BE(const void* const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_LE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_PStream_LE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_BE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \note This function automatically sends the last packet in the data stage of the transaction; when the
+ * function returns, the user is responsible for clearing the <b>status</b> stage of the transaction.
+ * Note that the status stage packet is sent or received in the opposite direction of the data flow.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ * \n\n
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_PStream_BE(const void* const Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ //@}
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.c b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.c
new file mode 100644
index 000000000..470f57ea2
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.c
@@ -0,0 +1,268 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_XMEGA)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#include "../Endpoint.h"
+
+#if !defined(FIXED_CONTROL_ENDPOINT_SIZE)
+uint8_t USB_Device_ControlEndpointSize = ENDPOINT_CONTROLEP_DEFAULT_SIZE;
+#endif
+
+Endpoint_FIFOPair_t USB_Endpoint_FIFOs[ENDPOINT_TOTAL_ENDPOINTS];
+
+volatile uint8_t USB_Endpoint_SelectedEndpoint;
+volatile USB_EP_t* USB_Endpoint_SelectedHandle;
+volatile Endpoint_FIFO_t* USB_Endpoint_SelectedFIFO;
+
+bool Endpoint_IsINReady(void)
+{
+ Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint | ENDPOINT_DIR_IN);
+
+ return ((USB_Endpoint_SelectedHandle->STATUS & USB_EP_BUSNACK0_bm) ? true : false);
+}
+
+bool Endpoint_IsOUTReceived(void)
+{
+ Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint & ~ENDPOINT_DIR_IN);
+
+ if (USB_Endpoint_SelectedHandle->STATUS & USB_EP_TRNCOMPL0_bm)
+ {
+ USB_Endpoint_SelectedFIFO->Length = USB_Endpoint_SelectedHandle->CNT;
+ return true;
+ }
+
+ return false;
+}
+
+bool Endpoint_IsSETUPReceived(void)
+{
+ Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint & ~ENDPOINT_DIR_IN);
+
+ if (USB_Endpoint_SelectedHandle->STATUS & USB_EP_SETUP_bm)
+ {
+ USB_Endpoint_SelectedFIFO->Length = USB_Endpoint_SelectedHandle->CNT;
+ return true;
+ }
+
+ return false;
+}
+
+void Endpoint_ClearSETUP(void)
+{
+ Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint & ~ENDPOINT_DIR_IN);
+ USB_Endpoint_SelectedHandle->STATUS &= ~(USB_EP_SETUP_bm | USB_EP_TRNCOMPL0_bm | USB_EP_BUSNACK0_bm | USB_EP_OVF_bm);
+ USB_Endpoint_SelectedHandle->STATUS |= USB_EP_TOGGLE_bm;
+ USB_Endpoint_SelectedFIFO->Position = 0;
+
+ Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint | ENDPOINT_DIR_IN);
+ USB_Endpoint_SelectedHandle->STATUS |= USB_EP_TOGGLE_bm;
+ USB_Endpoint_SelectedFIFO->Position = 0;
+}
+
+void Endpoint_ClearIN(void)
+{
+ USB_Endpoint_SelectedHandle->CNT = USB_Endpoint_SelectedFIFO->Position;
+ USB_Endpoint_SelectedHandle->STATUS &= ~(USB_EP_TRNCOMPL0_bm | USB_EP_BUSNACK0_bm | USB_EP_OVF_bm);
+ USB_Endpoint_SelectedFIFO->Position = 0;
+}
+
+void Endpoint_ClearOUT(void)
+{
+ USB_Endpoint_SelectedHandle->STATUS &= ~(USB_EP_TRNCOMPL0_bm | USB_EP_BUSNACK0_bm | USB_EP_OVF_bm);
+ USB_Endpoint_SelectedFIFO->Position = 0;
+}
+
+void Endpoint_StallTransaction(void)
+{
+ USB_Endpoint_SelectedHandle->CTRL |= USB_EP_STALL_bm;
+
+ if ((USB_Endpoint_SelectedHandle->CTRL & USB_EP_TYPE_gm) == USB_EP_TYPE_CONTROL_gc)
+ {
+ Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint ^ ENDPOINT_DIR_IN);
+ USB_Endpoint_SelectedHandle->CTRL |= USB_EP_STALL_bm;
+ }
+}
+
+uint8_t Endpoint_Read_8(void)
+{
+ return USB_Endpoint_SelectedFIFO->Data[USB_Endpoint_SelectedFIFO->Position++];
+}
+
+void Endpoint_Write_8(const uint8_t Data)
+{
+ USB_Endpoint_SelectedFIFO->Data[USB_Endpoint_SelectedFIFO->Position++] = Data;
+}
+
+void Endpoint_SelectEndpoint(const uint8_t Address)
+{
+ uint8_t EndpointNumber = (Address & ENDPOINT_EPNUM_MASK);
+
+ USB_Endpoint_SelectedEndpoint = Address;
+
+ Endpoint_FIFOPair_t* EndpointFIFOPair = &USB_Endpoint_FIFOs[EndpointNumber];
+ USB_EndpointTable_t* EndpointTable = (USB_EndpointTable_t*)USB.EPPTR;
+
+ if (Address & ENDPOINT_DIR_IN)
+ {
+ USB_Endpoint_SelectedFIFO = &EndpointFIFOPair->IN;
+ USB_Endpoint_SelectedHandle = &EndpointTable->Endpoints[EndpointNumber].IN;
+ }
+ else
+ {
+ USB_Endpoint_SelectedFIFO = &EndpointFIFOPair->OUT;
+ USB_Endpoint_SelectedHandle = &EndpointTable->Endpoints[EndpointNumber].OUT;
+ }
+}
+
+bool Endpoint_ConfigureEndpointTable(const USB_Endpoint_Table_t* const Table,
+ const uint8_t Entries)
+{
+ for (uint8_t i = 0; i < Entries; i++)
+ {
+ if (!(Table[i].Address))
+ continue;
+
+ if (!(Endpoint_ConfigureEndpoint(Table[i].Address, Table[i].Type, Table[i].Size, Table[i].Banks)))
+ {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+bool Endpoint_ConfigureEndpoint_PRV(const uint8_t Address,
+ const uint8_t Config,
+ const uint8_t Size)
+{
+ Endpoint_SelectEndpoint(Address);
+
+ USB_Endpoint_SelectedHandle->CTRL = 0;
+ USB_Endpoint_SelectedHandle->STATUS = (Address & ENDPOINT_DIR_IN) ? USB_EP_BUSNACK0_bm : 0;
+ USB_Endpoint_SelectedHandle->CTRL = Config;
+ USB_Endpoint_SelectedHandle->CNT = 0;
+ USB_Endpoint_SelectedHandle->DATAPTR = (intptr_t)USB_Endpoint_SelectedFIFO->Data;
+
+ USB_Endpoint_SelectedFIFO->Length = (Address & ENDPOINT_DIR_IN) ? Size : 0;
+ USB_Endpoint_SelectedFIFO->Position = 0;
+
+ return true;
+}
+
+void Endpoint_ClearEndpoints(void)
+{
+ for (uint8_t EPNum = 0; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
+ {
+ ((USB_EndpointTable_t*)USB.EPPTR)->Endpoints[EPNum].IN.CTRL = 0;
+ ((USB_EndpointTable_t*)USB.EPPTR)->Endpoints[EPNum].OUT.CTRL = 0;
+ }
+}
+
+void Endpoint_ClearStatusStage(void)
+{
+ if (USB_ControlRequest.bmRequestType & REQDIR_DEVICETOHOST)
+ {
+ while (!(Endpoint_IsOUTReceived()))
+ {
+ if (USB_DeviceState == DEVICE_STATE_Unattached)
+ return;
+ }
+
+ Endpoint_ClearOUT();
+ }
+ else
+ {
+ while (!(Endpoint_IsINReady()))
+ {
+ if (USB_DeviceState == DEVICE_STATE_Unattached)
+ return;
+ }
+
+ Endpoint_ClearIN();
+ }
+}
+
+#if !defined(CONTROL_ONLY_DEVICE)
+uint8_t Endpoint_WaitUntilReady(void)
+{
+ #if (USB_STREAM_TIMEOUT_MS < 0xFF)
+ uint8_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #else
+ uint16_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;
+ #endif
+
+ uint16_t PreviousFrameNumber = USB_Device_GetFrameNumber();
+
+ for (;;)
+ {
+ if (Endpoint_GetEndpointDirection() == ENDPOINT_DIR_IN)
+ {
+ if (Endpoint_IsINReady())
+ return ENDPOINT_READYWAIT_NoError;
+ }
+ else
+ {
+ if (Endpoint_IsOUTReceived())
+ return ENDPOINT_READYWAIT_NoError;
+ }
+
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_READYWAIT_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_READYWAIT_BusSuspended;
+ else if (Endpoint_IsStalled())
+ return ENDPOINT_READYWAIT_EndpointStalled;
+
+ uint16_t CurrentFrameNumber = USB_Device_GetFrameNumber();
+
+ if (CurrentFrameNumber != PreviousFrameNumber)
+ {
+ PreviousFrameNumber = CurrentFrameNumber;
+
+ if (!(TimeoutMSRem--))
+ return ENDPOINT_READYWAIT_Timeout;
+ }
+ }
+}
+#endif
+
+#endif
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.h b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.h
new file mode 100644
index 000000000..db7d840d2
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.h
@@ -0,0 +1,689 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Endpoint definitions for the AVR XMEGA microcontrollers.
+ * \copydetails Group_EndpointManagement_XMEGA
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_EndpointRW
+ * \defgroup Group_EndpointRW_XMEGA Endpoint Data Reading and Writing (XMEGA)
+ * \brief Endpoint data read/write definitions for the Atmel AVR XMEGA architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing from and to endpoints.
+ */
+
+/** \ingroup Group_EndpointPrimitiveRW
+ * \defgroup Group_EndpointPrimitiveRW_XMEGA Read/Write of Primitive Data Types (XMEGA)
+ * \brief Endpoint primitive read/write definitions for the Atmel AVR XMEGA architecture.
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of primitive data types
+ * from and to endpoints.
+ */
+
+/** \ingroup Group_EndpointPacketManagement
+ * \defgroup Group_EndpointPacketManagement_XMEGA Endpoint Packet Management (XMEGA)
+ * \brief Endpoint packet management definitions for the Atmel AVR XMEGA architecture.
+ *
+ * Functions, macros, variables, enums and types related to packet management of endpoints.
+ */
+
+/** \ingroup Group_EndpointManagement
+ * \defgroup Group_EndpointManagement_XMEGA Endpoint Management (XMEGA)
+ * \brief Endpoint management definitions for the Atmel AVR XMEGA architecture.
+ *
+ * Functions, macros and enums related to endpoint management when in USB Device mode. This
+ * module contains the endpoint management macros, as well as endpoint interrupt and data
+ * send/receive functions for various data types.
+ *
+ * @{
+ */
+
+#ifndef __ENDPOINT_XMEGA_H__
+#define __ENDPOINT_XMEGA_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBTask.h"
+ #include "../USBInterrupt.h"
+ #include "../USBController.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ #if (!defined(MAX_ENDPOINT_INDEX) && !defined(CONTROL_ONLY_DEVICE)) || defined(__DOXYGEN__)
+ /** Total number of endpoints (including the default control endpoint at address 0) which may
+ * be used in the device. Different USB AVR models support different amounts of endpoints,
+ * this value reflects the maximum number of endpoints for the currently selected AVR model.
+ */
+ #define ENDPOINT_TOTAL_ENDPOINTS 16
+ #else
+ #if defined(CONTROL_ONLY_DEVICE)
+ #define ENDPOINT_TOTAL_ENDPOINTS 1
+ #else
+ #define ENDPOINT_TOTAL_ENDPOINTS (MAX_ENDPOINT_INDEX + 1)
+ #endif
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Type Defines: */
+ typedef struct
+ {
+ uint8_t Data[64];
+
+ uint8_t Length;
+ uint8_t Position;
+ } Endpoint_FIFO_t;
+
+ typedef struct
+ {
+ Endpoint_FIFO_t OUT;
+ Endpoint_FIFO_t IN;
+ } Endpoint_FIFOPair_t;
+
+ /* External Variables: */
+ extern Endpoint_FIFOPair_t USB_Endpoint_FIFOs[ENDPOINT_TOTAL_ENDPOINTS];
+ extern volatile uint8_t USB_Endpoint_SelectedEndpoint;
+ extern volatile USB_EP_t* USB_Endpoint_SelectedHandle;
+ extern volatile Endpoint_FIFO_t* USB_Endpoint_SelectedFIFO;
+
+ /* Inline Functions: */
+ static inline uint8_t Endpoint_BytesToEPSizeMask(const uint16_t Bytes) ATTR_WARN_UNUSED_RESULT ATTR_CONST
+ ATTR_ALWAYS_INLINE;
+ static inline uint8_t Endpoint_BytesToEPSizeMask(const uint16_t Bytes)
+ {
+ uint8_t MaskVal = 0;
+ uint16_t CheckBytes = 8;
+
+ while (CheckBytes < Bytes)
+ {
+ MaskVal++;
+ CheckBytes <<= 1;
+ }
+
+ return (MaskVal << USB_EP_BUFSIZE_gp);
+ }
+
+ /* Function Prototypes: */
+ bool Endpoint_ConfigureEndpoint_PRV(const uint8_t Address,
+ const uint8_t Config,
+ const uint8_t Size);
+ void Endpoint_ClearEndpoints(void);
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ #if (!defined(FIXED_CONTROL_ENDPOINT_SIZE) || defined(__DOXYGEN__))
+ /** Default size of the default control endpoint's bank, until altered by the control endpoint bank size
+ * value in the device descriptor. Not available if the \c FIXED_CONTROL_ENDPOINT_SIZE token is defined.
+ */
+ #define ENDPOINT_CONTROLEP_DEFAULT_SIZE 8
+ #endif
+
+ /* Enums: */
+ /** Enum for the possible error return codes of the \ref Endpoint_WaitUntilReady() function.
+ *
+ * \ingroup Group_EndpointRW_XMEGA
+ */
+ enum Endpoint_WaitUntilReady_ErrorCodes_t
+ {
+ ENDPOINT_READYWAIT_NoError = 0, /**< Endpoint is ready for next packet, no error. */
+ ENDPOINT_READYWAIT_EndpointStalled = 1, /**< The endpoint was stalled during the stream
+ * transfer by the host or device.
+ */
+ ENDPOINT_READYWAIT_DeviceDisconnected = 2, /**< Device was disconnected from the host while
+ * waiting for the endpoint to become ready.
+ */
+ ENDPOINT_READYWAIT_BusSuspended = 3, /**< The USB bus has been suspended by the host and
+ * no USB endpoint traffic can occur until the bus
+ * has resumed.
+ */
+ ENDPOINT_READYWAIT_Timeout = 4, /**< The host failed to accept or send the next packet
+ * within the software timeout period set by the
+ * \ref USB_STREAM_TIMEOUT_MS macro.
+ */
+ };
+
+ /* Inline Functions: */
+ /** Selects the given endpoint address.
+ *
+ * Any endpoint operations which do not require the endpoint address to be indicated will operate on
+ * the currently selected endpoint.
+ *
+ * \param[in] Address Endpoint address to select.
+ */
+ void Endpoint_SelectEndpoint(const uint8_t Address);
+
+ /** Configures the specified endpoint address with the given endpoint type, bank size and number of hardware
+ * banks. Once configured, the endpoint may be read from or written to, depending on its direction.
+ *
+ * \param[in] Address Endpoint address to configure.
+ *
+ * \param[in] Type Type of endpoint to configure, a \c EP_TYPE_* mask. Not all endpoint types
+ * are available on Low Speed USB devices - refer to the USB 2.0 specification.
+ *
+ * \param[in] Size Size of the endpoint's bank, where packets are stored before they are transmitted
+ * to the USB host, or after they have been received from the USB host (depending on
+ * the endpoint's data direction). The bank size must indicate the maximum packet size
+ * that the endpoint can handle.
+ *
+ * \param[in] Banks Number of hardware banks to use for the endpoint being configured.
+ *
+ * \note The default control endpoint should not be manually configured by the user application, as
+ * it is automatically configured by the library internally.
+ * \n\n
+ *
+ * \note This routine will automatically select the specified endpoint.
+ *
+ * \return Boolean \c true if the configuration succeeded, \c false otherwise.
+ */
+ static inline bool Endpoint_ConfigureEndpoint(const uint8_t Address,
+ const uint8_t Type,
+ const uint16_t Size,
+ const uint8_t Banks) ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_ConfigureEndpoint(const uint8_t Address,
+ const uint8_t Type,
+ const uint16_t Size,
+ const uint8_t Banks)
+ {
+ uint8_t EPConfigMask = (USB_EP_INTDSBL_bm | ((Banks > 1) ? USB_EP_PINGPONG_bm : 0) | Endpoint_BytesToEPSizeMask(Size));
+
+ if ((Address & ENDPOINT_EPNUM_MASK) >= ENDPOINT_TOTAL_ENDPOINTS)
+ return false;
+
+ // TODO - Fix once limitations are lifted
+ EPConfigMask &= ~USB_EP_PINGPONG_bm;
+ if (Size > 64)
+ return false;
+
+ switch (Type)
+ {
+ case EP_TYPE_CONTROL:
+ EPConfigMask |= USB_EP_TYPE_CONTROL_gc;
+ break;
+ case EP_TYPE_ISOCHRONOUS:
+ EPConfigMask |= USB_EP_TYPE_ISOCHRONOUS_gc;
+ break;
+ default:
+ EPConfigMask |= USB_EP_TYPE_BULK_gc;
+ break;
+ }
+
+ if (Type == EP_TYPE_CONTROL)
+ Endpoint_ConfigureEndpoint_PRV(Address ^ ENDPOINT_DIR_IN, EPConfigMask, Size);
+
+ return Endpoint_ConfigureEndpoint_PRV(Address, EPConfigMask, Size);
+ }
+
+ /** Indicates the number of bytes currently stored in the current endpoint's selected bank.
+ *
+ * \ingroup Group_EndpointRW_XMEGA
+ *
+ * \return Total number of bytes in the currently selected Endpoint's FIFO buffer.
+ */
+ static inline uint16_t Endpoint_BytesInEndpoint(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Endpoint_BytesInEndpoint(void)
+ {
+ if (USB_Endpoint_SelectedEndpoint & ENDPOINT_DIR_IN)
+ return USB_Endpoint_SelectedFIFO->Position;
+ else
+ return (USB_Endpoint_SelectedFIFO->Length - USB_Endpoint_SelectedFIFO->Position);
+ }
+
+ /** Get the endpoint address of the currently selected endpoint. This is typically used to save
+ * the currently selected endpoint so that it can be restored after another endpoint has been
+ * manipulated.
+ *
+ * \return Index of the currently selected endpoint.
+ */
+ static inline uint8_t Endpoint_GetCurrentEndpoint(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Endpoint_GetCurrentEndpoint(void)
+ {
+ return USB_Endpoint_SelectedEndpoint;
+ }
+
+ /** Resets the endpoint bank FIFO. This clears all the endpoint banks and resets the USB controller's
+ * data In and Out pointers to the bank's contents.
+ *
+ * \param[in] Address Endpoint address whose FIFO buffers are to be reset.
+ */
+ static inline void Endpoint_ResetEndpoint(const uint8_t Address) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ResetEndpoint(const uint8_t Address)
+ {
+ if (Address & ENDPOINT_DIR_IN)
+ USB_Endpoint_FIFOs[Address & ENDPOINT_EPNUM_MASK].IN.Position = 0;
+ else
+ USB_Endpoint_FIFOs[Address & ENDPOINT_EPNUM_MASK].OUT.Position = 0;
+ }
+
+ /** Determines if the currently selected endpoint is enabled, but not necessarily configured.
+ *
+ * \return Boolean \c true if the currently selected endpoint is enabled, \c false otherwise.
+ */
+ static inline bool Endpoint_IsEnabled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsEnabled(void)
+ {
+ return true;
+ }
+
+ /** Aborts all pending IN transactions on the currently selected endpoint, once the bank
+ * has been queued for transmission to the host via \ref Endpoint_ClearIN(). This function
+ * will terminate all queued transactions, resetting the endpoint banks ready for a new
+ * packet.
+ *
+ * \ingroup Group_EndpointPacketManagement_XMEGA
+ */
+ static inline void Endpoint_AbortPendingIN(void)
+ {
+ USB_Endpoint_SelectedHandle->STATUS |= USB_EP_BUSNACK0_bm;
+ }
+
+ /** Determines if the currently selected endpoint may be read from (if data is waiting in the endpoint
+ * bank and the endpoint is an OUT direction, or if the bank is not yet full if the endpoint is an IN
+ * direction). This function will return false if an error has occurred in the endpoint, if the endpoint
+ * is an OUT direction and no packet (or an empty packet) has been received, or if the endpoint is an IN
+ * direction and the endpoint bank is full.
+ *
+ * \ingroup Group_EndpointPacketManagement_XMEGA
+ *
+ * \return Boolean \c true if the currently selected endpoint may be read from or written to, depending
+ * on its direction.
+ */
+ static inline bool Endpoint_IsReadWriteAllowed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsReadWriteAllowed(void)
+ {
+ return (USB_Endpoint_SelectedFIFO->Position < USB_Endpoint_SelectedFIFO->Length);
+ }
+
+ /** Determines if the currently selected endpoint is configured.
+ *
+ * \return Boolean \c true if the currently selected endpoint has been configured, \c false otherwise.
+ */
+ static inline bool Endpoint_IsConfigured(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsConfigured(void)
+ {
+ return ((USB_Endpoint_SelectedHandle->CTRL & USB_EP_TYPE_gm) ? true : false);
+ }
+
+ /** Determines if the selected IN endpoint is ready for a new packet to be sent to the host.
+ *
+ * \ingroup Group_EndpointPacketManagement_XMEGA
+ *
+ * \return Boolean \c true if the current endpoint is ready for an IN packet, \c false otherwise.
+ */
+ bool Endpoint_IsINReady(void) ATTR_WARN_UNUSED_RESULT;
+
+ /** Determines if the selected OUT endpoint has received new packet from the host.
+ *
+ * \ingroup Group_EndpointPacketManagement_XMEGA
+ *
+ * \return Boolean \c true if current endpoint is has received an OUT packet, \c false otherwise.
+ */
+ bool Endpoint_IsOUTReceived(void) ATTR_WARN_UNUSED_RESULT;
+
+ /** Determines if the current CONTROL type endpoint has received a SETUP packet.
+ *
+ * \ingroup Group_EndpointPacketManagement_XMEGA
+ *
+ * \return Boolean \c true if the selected endpoint has received a SETUP packet, \c false otherwise.
+ */
+ bool Endpoint_IsSETUPReceived(void) ATTR_WARN_UNUSED_RESULT;
+
+ /** Clears a received SETUP packet on the currently selected CONTROL type endpoint, freeing up the
+ * endpoint for the next packet.
+ *
+ * \ingroup Group_EndpointPacketManagement_XMEGA
+ *
+ * \note This is not applicable for non CONTROL type endpoints.
+ */
+ void Endpoint_ClearSETUP(void);
+
+ /** Sends an IN packet to the host on the currently selected endpoint, freeing up the endpoint for the
+ * next packet and switching to the alternative endpoint bank if double banked.
+ *
+ * \ingroup Group_EndpointPacketManagement_XMEGA
+ */
+ void Endpoint_ClearIN(void);
+
+ /** Acknowledges an OUT packet to the host on the currently selected endpoint, freeing up the endpoint
+ * for the next packet and switching to the alternative endpoint bank if double banked.
+ *
+ * \ingroup Group_EndpointPacketManagement_XMEGA
+ */
+ void Endpoint_ClearOUT(void);
+
+ /** Stalls the current endpoint, indicating to the host that a logical problem occurred with the
+ * indicated endpoint and that the current transfer sequence should be aborted. This provides a
+ * way for devices to indicate invalid commands to the host so that the current transfer can be
+ * aborted and the host can begin its own recovery sequence.
+ *
+ * The currently selected endpoint remains stalled until either the \ref Endpoint_ClearStall() macro
+ * is called, or the host issues a CLEAR FEATURE request to the device for the currently selected
+ * endpoint.
+ *
+ * \ingroup Group_EndpointPacketManagement_XMEGA
+ */
+ void Endpoint_StallTransaction(void);
+
+ /** Clears the STALL condition on the currently selected endpoint.
+ *
+ * \ingroup Group_EndpointPacketManagement_XMEGA
+ */
+ static inline void Endpoint_ClearStall(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ClearStall(void)
+ {
+ USB_Endpoint_SelectedHandle->CTRL &= ~USB_EP_STALL_bm;
+ }
+
+ /** Determines if the currently selected endpoint is stalled, \c false otherwise.
+ *
+ * \ingroup Group_EndpointPacketManagement_XMEGA
+ *
+ * \return Boolean \c true if the currently selected endpoint is stalled, \c false otherwise.
+ */
+ static inline bool Endpoint_IsStalled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool Endpoint_IsStalled(void)
+ {
+ return ((USB_Endpoint_SelectedHandle->CTRL & USB_EP_STALL_bm) ? true : false);
+ }
+
+ /** Resets the data toggle of the currently selected endpoint. */
+ static inline void Endpoint_ResetDataToggle(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_ResetDataToggle(void)
+ {
+ USB_Endpoint_SelectedHandle->STATUS &= ~USB_EP_TOGGLE_bm;
+ }
+
+ /** Determines the currently selected endpoint's direction.
+ *
+ * \return The currently selected endpoint's direction, as a \c ENDPOINT_DIR_* mask.
+ */
+ static inline uint8_t Endpoint_GetEndpointDirection(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint8_t Endpoint_GetEndpointDirection(void)
+ {
+ return (USB_Endpoint_SelectedEndpoint & ENDPOINT_DIR_IN);
+ }
+
+ /** Reads one byte from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ *
+ * \return Next byte in the currently selected endpoint's FIFO buffer.
+ */
+ uint8_t Endpoint_Read_8(void) ATTR_WARN_UNUSED_RESULT;
+
+ /** Writes one byte to the currently selected endpoint's bank, for IN direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ *
+ * \param[in] Data Data to write into the the currently selected endpoint's FIFO buffer.
+ */
+ void Endpoint_Write_8(const uint8_t Data);
+
+ /** Discards one byte from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ */
+ static inline void Endpoint_Discard_8(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Discard_8(void)
+ {
+ USB_Endpoint_SelectedFIFO->Position++;
+ }
+
+ /** Reads two bytes from the currently selected endpoint's bank in little endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ *
+ * \return Next two bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint16_t Endpoint_Read_16_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Endpoint_Read_16_LE(void)
+ {
+ uint16_t Byte0 = Endpoint_Read_8();
+ uint16_t Byte1 = Endpoint_Read_8();
+
+ return ((Byte1 << 8) | Byte0);
+ }
+
+ /** Reads two bytes from the currently selected endpoint's bank in big endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ *
+ * \return Next two bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint16_t Endpoint_Read_16_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint16_t Endpoint_Read_16_BE(void)
+ {
+ uint16_t Byte0 = Endpoint_Read_8();
+ uint16_t Byte1 = Endpoint_Read_8();
+
+ return ((Byte0 << 8) | Byte1);
+ }
+
+ /** Writes two bytes to the currently selected endpoint's bank in little endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_16_LE(const uint16_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_16_LE(const uint16_t Data)
+ {
+ Endpoint_Write_8(Data & 0xFF);
+ Endpoint_Write_8(Data >> 8);
+ }
+
+ /** Writes two bytes to the currently selected endpoint's bank in big endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_16_BE(const uint16_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_16_BE(const uint16_t Data)
+ {
+ Endpoint_Write_8(Data >> 8);
+ Endpoint_Write_8(Data & 0xFF);
+ }
+
+ /** Discards two bytes from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ */
+ static inline void Endpoint_Discard_16(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Discard_16(void)
+ {
+ Endpoint_Discard_8();
+ Endpoint_Discard_8();
+ }
+
+ /** Reads four bytes from the currently selected endpoint's bank in little endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ *
+ * \return Next four bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint32_t Endpoint_Read_32_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Endpoint_Read_32_LE(void)
+ {
+ uint32_t Byte0 = Endpoint_Read_8();
+ uint32_t Byte1 = Endpoint_Read_8();
+ uint32_t Byte2 = Endpoint_Read_8();
+ uint32_t Byte3 = Endpoint_Read_8();
+
+ return ((Byte3 << 24) | (Byte2 << 16) | (Byte1 << 8) | Byte0);
+ }
+
+ /** Reads four bytes from the currently selected endpoint's bank in big endian format, for OUT
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ *
+ * \return Next four bytes in the currently selected endpoint's FIFO buffer.
+ */
+ static inline uint32_t Endpoint_Read_32_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline uint32_t Endpoint_Read_32_BE(void)
+ {
+ uint32_t Byte0 = Endpoint_Read_8();
+ uint32_t Byte1 = Endpoint_Read_8();
+ uint32_t Byte2 = Endpoint_Read_8();
+ uint32_t Byte3 = Endpoint_Read_8();
+
+ return ((Byte0 << 24) | (Byte1 << 16) | (Byte2 << 8) | Byte3);
+ }
+
+ /** Writes four bytes to the currently selected endpoint's bank in little endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_32_LE(const uint32_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_32_LE(const uint32_t Data)
+ {
+ Endpoint_Write_8(Data & 0xFF);
+ Endpoint_Write_8(Data >> 8);
+ Endpoint_Write_8(Data >> 16);
+ Endpoint_Write_8(Data >> 24);
+ }
+
+ /** Writes four bytes to the currently selected endpoint's bank in big endian format, for IN
+ * direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ *
+ * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
+ */
+ static inline void Endpoint_Write_32_BE(const uint32_t Data) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Write_32_BE(const uint32_t Data)
+ {
+ Endpoint_Write_8(Data >> 24);
+ Endpoint_Write_8(Data >> 16);
+ Endpoint_Write_8(Data >> 8);
+ Endpoint_Write_8(Data & 0xFF);
+ }
+
+ /** Discards four bytes from the currently selected endpoint's bank, for OUT direction endpoints.
+ *
+ * \ingroup Group_EndpointPrimitiveRW_XMEGA
+ */
+ static inline void Endpoint_Discard_32(void) ATTR_ALWAYS_INLINE;
+ static inline void Endpoint_Discard_32(void)
+ {
+ Endpoint_Discard_8();
+ Endpoint_Discard_8();
+ Endpoint_Discard_8();
+ Endpoint_Discard_8();
+ }
+
+ /* External Variables: */
+ /** Global indicating the maximum packet size of the default control endpoint located at address
+ * 0 in the device. This value is set to the value indicated in the device descriptor in the user
+ * project once the USB interface is initialized into device mode.
+ *
+ * If space is an issue, it is possible to fix this to a static value by defining the control
+ * endpoint size in the \c FIXED_CONTROL_ENDPOINT_SIZE token passed to the compiler in the makefile
+ * via the -D switch. When a fixed control endpoint size is used, the size is no longer dynamically
+ * read from the descriptors at runtime and instead fixed to the given value. When used, it is
+ * important that the descriptor control endpoint size value matches the size given as the
+ * \c FIXED_CONTROL_ENDPOINT_SIZE token - it is recommended that the \c FIXED_CONTROL_ENDPOINT_SIZE token
+ * be used in the device descriptors to ensure this.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ */
+ #if (!defined(FIXED_CONTROL_ENDPOINT_SIZE) || defined(__DOXYGEN__))
+ extern uint8_t USB_Device_ControlEndpointSize;
+ #else
+ #define USB_Device_ControlEndpointSize FIXED_CONTROL_ENDPOINT_SIZE
+ #endif
+
+ /* Function Prototypes: */
+ /** Configures a table of endpoint descriptions, in sequence. This function can be used to configure multiple
+ * endpoints at the same time.
+ *
+ * \note Endpoints with a zero address will be ignored, thus this function cannot be used to configure the
+ * control endpoint.
+ *
+ * \param[in] Table Pointer to a table of endpoint descriptions.
+ * \param[in] Entries Number of entries in the endpoint table to configure.
+ *
+ * \return Boolean \c true if all endpoints configured successfully, \c false otherwise.
+ */
+ bool Endpoint_ConfigureEndpointTable(const USB_Endpoint_Table_t* const Table,
+ const uint8_t Entries);
+
+ /** Completes the status stage of a control transfer on a CONTROL type endpoint automatically,
+ * with respect to the data direction. This is a convenience function which can be used to
+ * simplify user control request handling.
+ *
+ * \note This routine should not be called on non CONTROL type endpoints.
+ */
+ void Endpoint_ClearStatusStage(void);
+
+ /** Spin-loops until the currently selected non-control endpoint is ready for the next packet of data
+ * to be read or written to it.
+ *
+ * \note This routine should not be called on CONTROL type endpoints.
+ *
+ * \ingroup Group_EndpointRW_XMEGA
+ *
+ * \return A value from the \ref Endpoint_WaitUntilReady_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_WaitUntilReady(void);
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Host_XMEGA.c b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Host_XMEGA.c
new file mode 100644
index 000000000..b8b8c462c
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Host_XMEGA.c
@@ -0,0 +1,41 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_XMEGA)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/PipeStream_XMEGA.c b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/PipeStream_XMEGA.c
new file mode 100644
index 000000000..b8b8c462c
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/PipeStream_XMEGA.c
@@ -0,0 +1,41 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_XMEGA)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Pipe_XMEGA.c b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Pipe_XMEGA.c
new file mode 100644
index 000000000..bb92b1d76
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Pipe_XMEGA.c
@@ -0,0 +1,37 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_Control_R.c b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_Control_R.c
new file mode 100644
index 000000000..c923f3101
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_Control_R.c
@@ -0,0 +1,86 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#if defined(TEMPLATE_FUNC_NAME)
+
+uint8_t TEMPLATE_FUNC_NAME (void* const Buffer,
+ uint16_t Length)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+
+ Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint & ~ENDPOINT_DIR_IN);
+
+ if (!(Length))
+ Endpoint_ClearOUT();
+
+ while (Length)
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ else if (Endpoint_IsSETUPReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+
+ if (Endpoint_IsOUTReceived())
+ {
+ while (Length && Endpoint_BytesInEndpoint())
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ }
+
+ Endpoint_ClearOUT();
+ }
+ }
+
+ while (!(Endpoint_IsINReady()))
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ }
+
+ return ENDPOINT_RWCSTREAM_NoError;
+}
+
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_TRANSFER_BYTE
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_Control_W.c b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_Control_W.c
new file mode 100644
index 000000000..b32de813d
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_Control_W.c
@@ -0,0 +1,97 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#if defined(TEMPLATE_FUNC_NAME)
+
+uint8_t TEMPLATE_FUNC_NAME (const void* const Buffer,
+ uint16_t Length)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ bool LastPacketFull = false;
+
+ Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint | ENDPOINT_DIR_IN);
+
+ if (Length > USB_ControlRequest.wLength)
+ Length = USB_ControlRequest.wLength;
+ else if (!(Length))
+ Endpoint_ClearIN();
+
+ while (Length || LastPacketFull)
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ else if (Endpoint_IsSETUPReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+ else if (Endpoint_IsOUTReceived())
+ break;
+
+ if (Endpoint_IsINReady())
+ {
+ uint16_t BytesInEndpoint = Endpoint_BytesInEndpoint();
+
+ while (Length && (BytesInEndpoint < USB_Device_ControlEndpointSize))
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ BytesInEndpoint++;
+ }
+
+ LastPacketFull = (BytesInEndpoint == USB_Device_ControlEndpointSize);
+ Endpoint_ClearIN();
+ }
+ }
+
+ while (!(Endpoint_IsOUTReceived()))
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ else if (Endpoint_IsSETUPReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+ }
+
+ return ENDPOINT_RWCSTREAM_NoError;
+}
+
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_TRANSFER_BYTE
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_RW.c b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_RW.c
new file mode 100644
index 000000000..e55e592eb
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/Template/Template_Endpoint_RW.c
@@ -0,0 +1,89 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#if defined(TEMPLATE_FUNC_NAME)
+
+uint8_t TEMPLATE_FUNC_NAME (TEMPLATE_BUFFER_TYPE const Buffer,
+ uint16_t Length,
+ uint16_t* const BytesProcessed)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ uint16_t BytesInTransfer = 0;
+ uint8_t ErrorCode;
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+
+ if (BytesProcessed != NULL)
+ {
+ Length -= *BytesProcessed;
+ TEMPLATE_BUFFER_MOVE(DataStream, *BytesProcessed);
+ }
+
+ while (Length)
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ TEMPLATE_CLEAR_ENDPOINT();
+
+ #if !defined(INTERRUPT_CONTROL_ENDPOINT)
+ USB_USBTask();
+ #endif
+
+ if (BytesProcessed != NULL)
+ {
+ *BytesProcessed += BytesInTransfer;
+ return ENDPOINT_RWSTREAM_IncompleteTransfer;
+ }
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ TEMPLATE_BUFFER_MOVE(DataStream, 1);
+ Length--;
+ BytesInTransfer++;
+ }
+ }
+
+ return ENDPOINT_RWSTREAM_NoError;
+}
+
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_BUFFER_TYPE
+#undef TEMPLATE_TRANSFER_BYTE
+#undef TEMPLATE_CLEAR_ENDPOINT
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_BUFFER_MOVE
+
+#endif
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.c b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.c
new file mode 100644
index 000000000..4eea57a0b
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.c
@@ -0,0 +1,204 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_XMEGA)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#define __INCLUDE_FROM_USB_CONTROLLER_C
+#include "../USBController.h"
+
+#if defined(USB_CAN_BE_BOTH)
+volatile uint8_t USB_CurrentMode = USB_MODE_None;
+#endif
+
+#if !defined(USE_STATIC_OPTIONS)
+volatile uint8_t USB_Options;
+#endif
+
+/* Ugly workaround to ensure an aligned table, since __BIGGEST_ALIGNMENT__ == 1 for the 8-bit AVR-GCC toolchain */
+uint8_t USB_EndpointTable[sizeof(USB_EndpointTable_t) + 1];
+
+void USB_Init(
+ #if defined(USB_CAN_BE_BOTH)
+ const uint8_t Mode
+ #endif
+
+ #if (defined(USB_CAN_BE_BOTH) && !defined(USE_STATIC_OPTIONS))
+ ,
+ #elif (!defined(USB_CAN_BE_BOTH) && defined(USE_STATIC_OPTIONS))
+ void
+ #endif
+
+ #if !defined(USE_STATIC_OPTIONS)
+ const uint8_t Options
+ #endif
+ )
+{
+ #if !defined(USE_STATIC_OPTIONS)
+ USB_Options = Options;
+ #endif
+
+ uint_reg_t CurrentGlobalInt = GetGlobalInterruptMask();
+ GlobalInterruptDisable();
+
+ NVM.CMD = NVM_CMD_READ_CALIB_ROW_gc;
+ USB.CAL0 = pgm_read_byte(offsetof(NVM_PROD_SIGNATURES_t, USBCAL0));
+ USB.CAL1 = pgm_read_byte(offsetof(NVM_PROD_SIGNATURES_t, USBCAL1));
+ NVM.CMD = NVM_CMD_NO_OPERATION_gc;
+
+ /* Ugly workaround to ensure an aligned table, since __BIGGEST_ALIGNMENT__ == 1 for the 8-bit AVR-GCC toolchain */
+ USB.EPPTR = ((intptr_t)&USB_EndpointTable[1] & ~(1 << 0));
+ USB.CTRLA = (USB_STFRNUM_bm | ((ENDPOINT_TOTAL_ENDPOINTS - 1) << USB_MAXEP_gp));
+
+ if ((USB_Options & USB_OPT_BUSEVENT_PRIHIGH) == USB_OPT_BUSEVENT_PRIHIGH)
+ USB.INTCTRLA = (3 << USB_INTLVL_gp);
+ else if ((USB_Options & USB_OPT_BUSEVENT_PRIMED) == USB_OPT_BUSEVENT_PRIMED)
+ USB.INTCTRLA = (2 << USB_INTLVL_gp);
+ else
+ USB.INTCTRLA = (1 << USB_INTLVL_gp);
+
+ SetGlobalInterruptMask(CurrentGlobalInt);
+
+ #if defined(USB_CAN_BE_BOTH)
+ USB_CurrentMode = Mode;
+ #endif
+
+ USB_IsInitialized = true;
+
+ USB_ResetInterface();
+}
+
+void USB_Disable(void)
+{
+ USB_INT_DisableAllInterrupts();
+ USB_INT_ClearAllInterrupts();
+
+ USB_Detach();
+ USB_Controller_Disable();
+
+ USB_IsInitialized = false;
+}
+
+void USB_ResetInterface(void)
+{
+ uint8_t PrescalerNeeded;
+
+ #if defined(USB_DEVICE_OPT_FULLSPEED)
+ if (USB_Options & USB_DEVICE_OPT_LOWSPEED)
+ PrescalerNeeded = F_USB / 6000000;
+ else
+ PrescalerNeeded = F_USB / 48000000;
+ #else
+ PrescalerNeeded = F_USB / 6000000;
+ #endif
+
+ uint8_t DividerIndex = 0;
+ while (PrescalerNeeded > 0)
+ {
+ DividerIndex++;
+ PrescalerNeeded >>= 1;
+ }
+
+ CLK.USBCTRL = (DividerIndex - 1) << CLK_USBPSDIV_gp;
+
+ if (USB_Options & USB_OPT_PLLCLKSRC)
+ CLK.USBCTRL |= (CLK_USBSRC_PLL_gc | CLK_USBSEN_bm);
+ else
+ CLK.USBCTRL |= (CLK_USBSRC_RC32M_gc | CLK_USBSEN_bm);
+
+ USB_Device_SetDeviceAddress(0);
+
+ USB_INT_DisableAllInterrupts();
+ USB_INT_ClearAllInterrupts();
+
+ USB_Controller_Reset();
+ USB_Init_Device();
+}
+
+#if defined(USB_CAN_BE_DEVICE)
+static void USB_Init_Device(void)
+{
+ USB_DeviceState = DEVICE_STATE_Unattached;
+ USB_Device_ConfigurationNumber = 0;
+
+ #if !defined(NO_DEVICE_REMOTE_WAKEUP)
+ USB_Device_RemoteWakeupEnabled = false;
+ #endif
+
+ #if !defined(NO_DEVICE_SELF_POWER)
+ USB_Device_CurrentlySelfPowered = false;
+ #endif
+
+ #if !defined(FIXED_CONTROL_ENDPOINT_SIZE)
+ USB_Descriptor_Device_t* DeviceDescriptorPtr;
+
+ #if defined(ARCH_HAS_MULTI_ADDRESS_SPACE) && \
+ !(defined(USE_FLASH_DESCRIPTORS) || defined(USE_EEPROM_DESCRIPTORS) || defined(USE_RAM_DESCRIPTORS))
+ uint8_t DescriptorAddressSpace;
+
+ if (CALLBACK_USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DeviceDescriptorPtr, &DescriptorAddressSpace) != NO_DESCRIPTOR)
+ {
+ if (DescriptorAddressSpace == MEMSPACE_FLASH)
+ USB_Device_ControlEndpointSize = pgm_read_byte(&DeviceDescriptorPtr->Endpoint0Size);
+ else if (DescriptorAddressSpace == MEMSPACE_EEPROM)
+ USB_Device_ControlEndpointSize = eeprom_read_byte(&DeviceDescriptorPtr->Endpoint0Size);
+ else
+ USB_Device_ControlEndpointSize = DeviceDescriptorPtr->Endpoint0Size;
+ }
+ #else
+ if (CALLBACK_USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DeviceDescriptorPtr) != NO_DESCRIPTOR)
+ {
+ #if defined(USE_RAM_DESCRIPTORS)
+ USB_Device_ControlEndpointSize = DeviceDescriptorPtr->Endpoint0Size;
+ #elif defined(USE_EEPROM_DESCRIPTORS)
+ USB_Device_ControlEndpointSize = eeprom_read_byte(&DeviceDescriptorPtr->Endpoint0Size);
+ #else
+ USB_Device_ControlEndpointSize = pgm_read_byte(&DeviceDescriptorPtr->Endpoint0Size);
+ #endif
+ }
+ #endif
+ #endif
+
+ if (USB_Options & USB_DEVICE_OPT_LOWSPEED)
+ USB_Device_SetLowSpeed();
+ else
+ USB_Device_SetFullSpeed();
+
+ Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,
+ USB_Device_ControlEndpointSize, 1);
+
+ USB_INT_Enable(USB_INT_BUSEVENTI);
+
+ USB_Attach();
+}
+#endif
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.h b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.h
new file mode 100644
index 000000000..6bab03a7d
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBController_XMEGA.h
@@ -0,0 +1,313 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Controller definitions for the AVR XMEGA microcontrollers.
+ * \copydetails Group_USBManagement_XMEGA
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USBManagement
+ * \defgroup Group_USBManagement_XMEGA USB Interface Management (XMEGA)
+ * \brief USB Controller definitions for the AVR XMEGA microcontrollers.
+ *
+ * Functions, macros, variables, enums and types related to the setup and management of the USB interface.
+ *
+ * @{
+ */
+
+#ifndef __USBCONTROLLER_XMEGA_H__
+#define __USBCONTROLLER_XMEGA_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+ #include "../USBMode.h"
+ #include "../Events.h"
+ #include "../USBTask.h"
+ #include "../USBInterrupt.h"
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ #if defined(MAX_ENDPOINT_INDEX)
+ #define ENDPOINT_TABLE_COUNT (MAX_ENDPOINT_INDEX + 1)
+ #else
+ #define ENDPOINT_TABLE_COUNT 16
+ #endif
+
+ /* Type Defines: */
+ typedef struct
+ {
+ struct
+ {
+ USB_EP_t OUT;
+ USB_EP_t IN;
+ } Endpoints[ENDPOINT_TABLE_COUNT];
+ uint16_t FrameNum;
+ } ATTR_PACKED USB_EndpointTable_t;
+
+ /* External Variables: */
+ extern uint8_t USB_EndpointTable[];
+ #endif
+
+ /* Includes: */
+ #if defined(USB_CAN_BE_DEVICE) || defined(__DOXYGEN__)
+ #include "../Device.h"
+ #include "../Endpoint.h"
+ #include "../DeviceStandardReq.h"
+ #include "../EndpointStream.h"
+ #endif
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks and Defines: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ #if !defined(F_USB)
+ #error F_USB is not defined. You must define F_USB to the frequency of the unprescaled USB controller clock in your project makefile.
+ #endif
+
+ #if ((F_USB % 6000000) || (F_USB < 6000000))
+ #error Invalid F_USB specified. F_USB must be a multiple of 6MHz for USB Low Speed operation, and a multiple of 48MHz for Full Speed operation.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** \name USB Controller Option Masks */
+ //@{
+ /** Sets the USB bus interrupt priority level to be low priority. The USB bus interrupt is used for Start of Frame events, bus suspend
+ * and resume events, bus reset events and other events related to the management of the USB bus.
+ */
+ #define USB_OPT_BUSEVENT_PRILOW ((0 << 2) | (0 << 1))
+
+ /** Sets the USB bus interrupt priority level to be medium priority. The USB bus interrupt is used for Start of Frame events, bus suspend
+ * and resume events, bus reset events and other events related to the management of the USB bus.
+ */
+ #define USB_OPT_BUSEVENT_PRIMED ((0 << 2) | (1 << 1))
+
+ /** Sets the USB bus interrupt priority level to be high priority. The USB bus interrupt is used for Start of Frame events, bus suspend
+ * and resume events, bus reset events and other events related to the management of the USB bus.
+ */
+ #define USB_OPT_BUSEVENT_PRIHIGH ((1 << 2) | (0 << 1))
+
+ /** Sets the USB controller to source its clock from the internal RC 32MHz clock, once it has been DFLL calibrated to 48MHz. */
+ #define USB_OPT_RC32MCLKSRC (0 << 3)
+
+ /** Sets the USB controller to source its clock from the internal PLL. */
+ #define USB_OPT_PLLCLKSRC (1 << 3)
+ //@}
+
+ #if !defined(USB_STREAM_TIMEOUT_MS) || defined(__DOXYGEN__)
+ /** Constant for the maximum software timeout period of the USB data stream transfer functions
+ * (both control and standard) when in either device or host mode. If the next packet of a stream
+ * is not received or acknowledged within this time period, the stream function will fail.
+ *
+ * This value may be overridden in the user project makefile as the value of the
+ * \ref USB_STREAM_TIMEOUT_MS token, and passed to the compiler using the -D switch.
+ */
+ #define USB_STREAM_TIMEOUT_MS 100
+ #endif
+
+ /* Inline Functions: */
+ /** Detaches the device from the USB bus. This has the effect of removing the device from any
+ * attached host, ceasing USB communications. If no host is present, this prevents any host from
+ * enumerating the device once attached until \ref USB_Attach() is called.
+ */
+ static inline void USB_Detach(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Detach(void)
+ {
+ USB.CTRLB &= ~USB_ATTACH_bm;
+ }
+
+ /** Attaches the device to the USB bus. This announces the device's presence to any attached
+ * USB host, starting the enumeration process. If no host is present, attaching the device
+ * will allow for enumeration once a host is connected to the device.
+ *
+ * This is inexplicably also required for proper operation while in host mode, to enable the
+ * attachment of a device to the host. This is despite the bit being located in the device-mode
+ * register and despite the datasheet making no mention of its requirement in host mode.
+ */
+ static inline void USB_Attach(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Attach(void)
+ {
+ USB.CTRLB |= USB_ATTACH_bm;
+ }
+
+ /* Function Prototypes: */
+ /** Main function to initialize and start the USB interface. Once active, the USB interface will
+ * allow for device connection to a host when in device mode, or for device enumeration while in
+ * host mode.
+ *
+ * As the USB library relies on interrupts for the device and host mode enumeration processes,
+ * the user must enable global interrupts before or shortly after this function is called. In
+ * device mode, interrupts must be enabled within 500ms of this function being called to ensure
+ * that the host does not time out whilst enumerating the device. In host mode, interrupts may be
+ * enabled at the application's leisure however enumeration will not begin of an attached device
+ * until after this has occurred.
+ *
+ * Calling this function when the USB interface is already initialized will cause a complete USB
+ * interface reset and re-enumeration.
+ *
+ * \param[in] Mode Mask indicating what mode the USB interface is to be initialized to, a value
+ * from the \ref USB_Modes_t enum.
+ * \note This parameter does not exist on devices with only one supported USB
+ * mode (device or host).
+ *
+ * \param[in] Options Mask indicating the options which should be used when initializing the USB
+ * interface to control the USB interface's behavior. This should be comprised of
+ * a \c USB_OPT_REG_* mask to control the regulator, a \c USB_OPT_*_PLL mask to control the
+ * PLL, and a \c USB_DEVICE_OPT_* mask (when the device mode is enabled) to set the device
+ * mode speed.
+ *
+ * \note To reduce the FLASH requirements of the library if only device or host mode is required,
+ * the mode can be statically set in the project makefile by defining the token \c USB_DEVICE_ONLY
+ * (for device mode) or \c USB_HOST_ONLY (for host mode), passing the token to the compiler
+ * via the -D switch. If the mode is statically set, this parameter does not exist in the
+ * function prototype.
+ * \n\n
+ *
+ * \note To reduce the FLASH requirements of the library if only fixed settings are required,
+ * the options may be set statically in the same manner as the mode (see the Mode parameter of
+ * this function). To statically set the USB options, pass in the \c USE_STATIC_OPTIONS token,
+ * defined to the appropriate options masks. When the options are statically set, this
+ * parameter does not exist in the function prototype.
+ * \n\n
+ *
+ * \note The mode parameter does not exist on devices where only one mode is possible, such as USB
+ * AVR models which only implement the USB device mode in hardware.
+ *
+ * \see \ref Group_Device for the \c USB_DEVICE_OPT_* masks.
+ */
+ void USB_Init(
+ #if defined(USB_CAN_BE_BOTH) || defined(__DOXYGEN__)
+ const uint8_t Mode
+ #endif
+
+ #if (defined(USB_CAN_BE_BOTH) && !defined(USE_STATIC_OPTIONS)) || defined(__DOXYGEN__)
+ ,
+ #elif (!defined(USB_CAN_BE_BOTH) && defined(USE_STATIC_OPTIONS))
+ void
+ #endif
+
+ #if !defined(USE_STATIC_OPTIONS) || defined(__DOXYGEN__)
+ const uint8_t Options
+ #endif
+ );
+
+ /** Shuts down the USB interface. This turns off the USB interface after deallocating all USB FIFO
+ * memory, endpoints and pipes. When turned off, no USB functionality can be used until the interface
+ * is restarted with the \ref USB_Init() function.
+ */
+ void USB_Disable(void);
+
+ /** Resets the interface, when already initialized. This will re-enumerate the device if already connected
+ * to a host, or re-enumerate an already attached device when in host mode.
+ */
+ void USB_ResetInterface(void);
+
+ /* Global Variables: */
+ #if defined(USB_CAN_BE_BOTH) || defined(__DOXYGEN__)
+ /** Indicates the mode that the USB interface is currently initialized to, a value from the
+ * \ref USB_Modes_t enum.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ *
+ * \note When the controller is initialized into UID auto-detection mode, this variable will hold the
+ * currently selected USB mode (i.e. \ref USB_MODE_Device or \ref USB_MODE_Host). If the controller
+ * is fixed into a specific mode (either through the \c USB_DEVICE_ONLY or \c USB_HOST_ONLY compile time
+ * options, or a limitation of the USB controller in the chosen device model) this will evaluate to
+ * a constant of the appropriate value and will never evaluate to \ref USB_MODE_None even when the
+ * USB interface is not initialized.
+ */
+ extern volatile uint8_t USB_CurrentMode;
+ #elif defined(USB_CAN_BE_HOST)
+ #define USB_CurrentMode USB_MODE_Host
+ #elif defined(USB_CAN_BE_DEVICE)
+ #define USB_CurrentMode USB_MODE_Device
+ #endif
+
+ #if !defined(USE_STATIC_OPTIONS) || defined(__DOXYGEN__)
+ /** Indicates the current USB options that the USB interface was initialized with when \ref USB_Init()
+ * was called. This value will be one of the \c USB_MODE_* masks defined elsewhere in this module.
+ *
+ * \attention This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ */
+ extern volatile uint8_t USB_Options;
+ #elif defined(USE_STATIC_OPTIONS)
+ #define USB_Options USE_STATIC_OPTIONS
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Function Prototypes: */
+ #if defined(__INCLUDE_FROM_USB_CONTROLLER_C)
+ static void USB_Init_Device(void);
+ #endif
+
+ /* Inline Functions: */
+ static inline void USB_Controller_Enable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Enable(void)
+ {
+ USB.CTRLA |= USB_ENABLE_bm;
+ }
+
+ static inline void USB_Controller_Disable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Disable(void)
+ {
+ USB.CTRLA &= ~USB_ENABLE_bm;
+ }
+
+ static inline void USB_Controller_Reset(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Reset(void)
+ {
+ USB.CTRLA &= ~USB_ENABLE_bm;
+ USB.CTRLA |= USB_ENABLE_bm;
+ }
+
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.c b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.c
new file mode 100644
index 000000000..a82dde030
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.c
@@ -0,0 +1,106 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+#include "../../../../Common/Common.h"
+#if (ARCH == ARCH_XMEGA)
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../USBInterrupt.h"
+
+void USB_INT_DisableAllInterrupts(void)
+{
+ USB.INTCTRLA &= USB_INTLVL_gm;
+ USB.INTCTRLB = 0;
+}
+
+void USB_INT_ClearAllInterrupts(void)
+{
+ USB.INTFLAGSACLR = 0xFF;
+ USB.INTFLAGSBCLR = 0xFF;
+}
+
+ISR(USB_BUSEVENT_vect)
+{
+ #if !defined(NO_SOF_EVENTS)
+ if (USB_INT_HasOccurred(USB_INT_SOFI) && USB_INT_IsEnabled(USB_INT_SOFI))
+ {
+ USB_INT_Clear(USB_INT_SOFI);
+
+ EVENT_USB_Device_StartOfFrame();
+ }
+ #endif
+
+ if (USB_INT_HasOccurred(USB_INT_BUSEVENTI_Suspend))
+ {
+ USB_INT_Clear(USB_INT_BUSEVENTI_Suspend);
+
+ #if !defined(NO_LIMITED_CONTROLLER_CONNECT)
+ USB_DeviceState = DEVICE_STATE_Unattached;
+ EVENT_USB_Device_Disconnect();
+ #else
+ USB_DeviceState = DEVICE_STATE_Suspended;
+ EVENT_USB_Device_Suspend();
+ #endif
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_BUSEVENTI_Resume))
+ {
+ USB_INT_Clear(USB_INT_BUSEVENTI_Resume);
+
+ if (USB_Device_ConfigurationNumber)
+ USB_DeviceState = DEVICE_STATE_Configured;
+ else
+ USB_DeviceState = (USB_Device_IsAddressSet()) ? DEVICE_STATE_Addressed : DEVICE_STATE_Powered;
+
+ #if !defined(NO_LIMITED_CONTROLLER_CONNECT)
+ EVENT_USB_Device_Connect();
+ #else
+ EVENT_USB_Device_WakeUp();
+ #endif
+ }
+
+ if (USB_INT_HasOccurred(USB_INT_BUSEVENTI_Reset))
+ {
+ USB_INT_Clear(USB_INT_BUSEVENTI_Reset);
+
+ USB_DeviceState = DEVICE_STATE_Default;
+ USB_Device_ConfigurationNumber = 0;
+
+ USB_Device_EnableDeviceAddress(0);
+
+ Endpoint_ClearEndpoints();
+ Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,
+ USB_Device_ControlEndpointSize, 1);
+
+ EVENT_USB_Device_Reset();
+ }
+}
+
+#endif
diff --git a/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.h b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.h
new file mode 100644
index 000000000..54ee7f115
--- /dev/null
+++ b/lib/lufa/LUFA/Drivers/USB/Core/XMEGA/USBInterrupt_XMEGA.h
@@ -0,0 +1,172 @@
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2017.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaims all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief USB Controller Interrupt definitions for the AVR XMEGA microcontrollers.
+ *
+ * This file contains definitions required for the correct handling of low level USB service routine interrupts
+ * from the USB controller.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+#ifndef __USBINTERRUPT_XMEGA_H__
+#define __USBINTERRUPT_XMEGA_H__
+
+ /* Includes: */
+ #include "../../../../Common/Common.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Enums: */
+ enum USB_Interrupts_t
+ {
+ USB_INT_BUSEVENTI = 1,
+ USB_INT_BUSEVENTI_Suspend = 2,
+ USB_INT_BUSEVENTI_Resume = 3,
+ USB_INT_BUSEVENTI_Reset = 4,
+ USB_INT_SOFI = 5,
+ };
+
+ /* Inline Functions: */
+ static inline void USB_INT_Enable(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
+ static inline void USB_INT_Enable(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ case USB_INT_BUSEVENTI:
+ USB.INTCTRLA |= USB_BUSEVIE_bm;
+ break;
+ case USB_INT_SOFI:
+ USB.INTCTRLA |= USB_SOFIE_bm;
+ break;
+ default:
+ break;
+ }
+ }
+
+ static inline void USB_INT_Disable(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
+ static inline void USB_INT_Disable(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ case USB_INT_BUSEVENTI:
+ USB.INTCTRLA &= ~USB_BUSEVIE_bm;
+ break;
+ case USB_INT_SOFI:
+ USB.INTCTRLA &= ~USB_SOFIE_bm;
+ break;
+ default:
+ break;
+ }
+ }
+
+ static inline void USB_INT_Clear(const uint8_t Interrupt) ATTR_ALWAYS_INLINE;
+ static inline void USB_INT_Clear(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ case USB_INT_BUSEVENTI_Suspend:
+ USB.INTFLAGSACLR = USB_SUSPENDIF_bm;
+ break;
+ case USB_INT_BUSEVENTI_Resume:
+ USB.INTFLAGSACLR = USB_RESUMEIF_bm;
+ break;
+ case USB_INT_BUSEVENTI_Reset:
+ USB.INTFLAGSACLR = USB_RSTIF_bm;
+ break;
+ case USB_INT_SOFI:
+ USB.INTFLAGSACLR = USB_SOFIF_bm;
+ break;
+ default:
+ break;
+ }
+ }
+
+ static inline bool USB_INT_IsEnabled(const uint8_t Interrupt) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline bool USB_INT_IsEnabled(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ case USB_INT_BUSEVENTI:
+ return ((USB.INTCTRLA & USB_BUSEVIE_bm) ? true : false);
+ case USB_INT_SOFI:
+ return ((USB.INTCTRLA & USB_SOFIE_bm) ? true : false);
+ default:
+ return false;
+ }
+ }
+
+ static inline bool USB_INT_HasOccurred(const uint8_t Interrupt) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
+ static inline bool USB_INT_HasOccurred(const uint8_t Interrupt)
+ {
+ switch (Interrupt)
+ {
+ case USB_INT_BUSEVENTI_Suspend:
+ return ((USB.INTFLAGSACLR & USB_SUSPENDIF_bm) ? true : false);
+ case USB_INT_BUSEVENTI_Resume:
+ return ((USB.INTFLAGSACLR & USB_RESUMEIF_bm) ? true : false);
+ case USB_INT_BUSEVENTI_Reset:
+ return ((USB.INTFLAGSACLR & USB_RSTIF_bm) ? true : false);
+ case USB_INT_SOFI:
+ return ((USB.INTFLAGSACLR & USB_SOFIF_bm) ? true : false);
+ default:
+ return false;
+ }
+ }
+
+ /* Includes: */
+ #include "../USBMode.h"
+ #include "../Events.h"
+ #include "../USBController.h"
+
+ /* Function Prototypes: */
+ void USB_INT_ClearAllInterrupts(void);
+ void USB_INT_DisableAllInterrupts(void);
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+