aboutsummaryrefslogtreecommitdiff
path: root/include/libopencm3/usb/usbd.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/libopencm3/usb/usbd.h')
-rw-r--r--include/libopencm3/usb/usbd.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/include/libopencm3/usb/usbd.h b/include/libopencm3/usb/usbd.h
new file mode 100644
index 0000000..95e6509
--- /dev/null
+++ b/include/libopencm3/usb/usbd.h
@@ -0,0 +1,66 @@
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * Copyright (C) 2010 Gareth McMullin <gareth@blacksphere.co.nz>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __USBD_H
+#define __USBD_H
+
+#include <libopencm3/usb/usbstd.h>
+
+/* Static buffer for control transactions:
+ * This is defined as weak in the library, applicaiton
+ * may provide if a larger buffer is requred. */
+extern u8 usbd_control_buffer[];
+
+/* <usb.c> */
+extern int usbd_init(const struct usb_device_descriptor *dev,
+ const struct usb_config_descriptor *conf,
+ const char **strings);
+extern void usbd_set_control_buffer_size(u16 size);
+
+extern void usbd_register_reset_callback(void (*callback)(void));
+extern void usbd_register_suspend_callback(void (*callback)(void));
+extern void usbd_register_resume_callback(void (*callback)(void));
+
+typedef int (*usbd_control_callback)(struct usb_setup_data *req, u8 **buf,
+ u16 *len, void (**complete)(struct usb_setup_data *req));
+
+/* <usb_control.c> */
+extern int usbd_register_control_callback(u8 type, u8 type_mask,
+ usbd_control_callback callback);
+
+/* <usb_standard.c> */
+extern void usbd_register_set_config_callback(void (*callback)(u16 wValue));
+
+/* Functions to be provided by the hardware abstraction layer */
+extern void usbd_poll(void);
+
+extern void usbd_ep_setup(u8 addr, u8 type, u16 max_size,
+ void (*callback)(u8 ep));
+
+extern u16 usbd_ep_write_packet(u8 addr, const void *buf, u16 len);
+
+extern u16 usbd_ep_read_packet(u8 addr, void *buf, u16 len);
+
+extern void usbd_ep_stall_set(u8 addr, u8 stall);
+extern u8 usbd_ep_stall_get(u8 addr);
+
+/* Optional */
+extern void usbd_cable_connect(u8 on);
+
+#endif