/* * This file is part of the Black Magic Debug project. * * Copyright (C) 2011 Black Sphere Technologies Ltd. * Written by Gareth McMullin * * 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 . */ /* This file implements the platform specific functions for the STM32 * implementation. */ #ifndef __PLATFORM_H #define __PLATFORM_H #include #include #include #include #include "gdb_packet.h" #define INLINE_GPIO #define CDCACM_PACKET_SIZE 64 #define PLATFORM_HAS_TRACESWO #define BOARD_IDENT "Black Magic Probe, (Firmware 1.5" VERSION_SUFFIX ", build " BUILDDATE ")" #define BOARD_IDENT_DFU "Black Magic Probe (Upgrade), (Firmware 1.5" VERSION_SUFFIX ", build " BUILDDATE ")" #define DFU_IDENT "Black Magic Firmware Upgrade" #define DFU_IFACE_STRING "@Internal Flash /0x08000000/8*001Ka,120*001Kg" extern usbd_device *usbdev; #define CDCACM_GDB_ENDPOINT 1 #define CDCACM_UART_ENDPOINT 3 /* Important pin mappings for STM32 implementation: * * LED0 = PB2 (Yellow LED : Running) * LED1 = PB10 (Yellow LED : Idle) * LED2 = PB11 (Red LED : Error) * * TPWR = RB0 (input) -- analogue on mini design ADC1, ch8 * nTRST = PB1 * SRST_OUT = PA2 * TDI = PA3 * TMS = PA4 (input for SWDP) * TCK = PA5 * TDO = PA6 (input) * nSRST = PA7 (input) * * USB cable pull-up: PA8 * USB VBUS detect: PB13 -- New on mini design. * Enable pull up for compatibility. * Force DFU mode button: PB12 */ /* Hardware definitions... */ #define JTAG_PORT GPIOA #define TDI_PORT JTAG_PORT #define TMS_PORT JTAG_PORT #define TCK_PORT JTAG_PORT #define TDO_PORT JTAG_PORT #define TDI_PIN GPIO3 #define TMS_PIN GPIO4 #define TCK_PIN GPIO5 #define TDO_PIN GPIO6 #define SWDIO_PORT JTAG_PORT #define SWCLK_PORT JTAG_PORT #define SWDIO_PIN TMS_PIN #define SWCLK_PIN TCK_PIN #define TRST_PORT GPIOB #define TRST_PIN GPIO1 #define SRST_PORT GPIOA #define SRST_PIN GPIO2 #define USB_PU_PORT GPIOA #define USB_PU_PIN GPIO8 #define USB_VBUS_PORT GPIOB #define USB_VBUS_PIN GPIO13 #define USB_VBUS_IRQ NVIC_EXTI15_10_IRQ #define LED_PORT GPIOB #define LED_PORT_UART GPIOB #define LED_UART GPIO2 #define LED_IDLE_RUN GPIO10 #define LED_ERROR GPIO11 #define TMS_SET_MODE() \ gpio_set_mode(TMS_PORT, GPIO_MODE_OUTPUT_50_MHZ, \ GPIO_CNF_OUTPUT_PUSHPULL, TMS_PIN); #define SWDIO_MODE_FLOAT() \ gpio_set_mode(SWDIO_PORT, GPIO_MODE_INPUT, \ GPIO_CNF_INPUT_FLOAT, SWDIO_PIN); #define SWDIO_MODE_DRIVE() \ gpio_set_mode(SWDIO_PORT, GPIO_MODE_OUTPUT_50_MHZ, \ GPIO_CNF_OUTPUT_PUSHPULL, SWDIO_PIN); #define UART_PIN_SETUP() \ gpio_set_mode(USBUSART_PORT, GPIO_MODE_OUTPUT_2_MHZ, \ GPIO_CNF_OUTPUT_ALTFN_PUSHPULL, USBUSART_TX_PIN); #define USB_DRIVER stm32f103_usb_driver #define USB_IRQ NVIC_USB_LP_CAN_RX0_IRQ #define USB_ISR usb_lp_can_rx0_isr /* Interrupt priorities. Low numbers are high priority. * For now USART1 preempts USB which may spin while buffer is drained. * TIM3 is used for traceswo capture and must be highest priority. */ #define IRQ_PRI_USB (2 << 4) #define IRQ_PRI_USBUSART (1 << 4) #define IRQ_PRI_USB_VBUS (14 << 4) #define IRQ_PRI_TRACE (0 << 4) #define USBUSART USART1 #define USBUSART_CR1 USART1_CR1 #define USBUSART_IRQ NVIC_USART1_IRQ #define USBUSART_APB_ENR RCC_APB2ENR #define USBUSART_CLK_ENABLE RCC_APB2ENR_USART1EN #define USBUSART_PORT GPIOA #define USBUSART_TX_PIN GPIO9 #define USBUSART_ISR usart1_isr #define TRACE_TIM TIM3 #define TRACE_TIM_CLK_EN() rcc_peripheral_enable_clock(&RCC_APB1ENR, RCC_APB1ENR_TIM3EN) #define TRACE_IRQ NVIC_TIM3_IRQ #define TRACE_ISR tim3_isr #define DEBUG(...) extern uint8_t running_status; extern volatile uint32_t timeout_counter; extern jmp_buf fatal_error_jmpbuf; extern const char *morse_msg; #define gpio_set_val(port, pin, val) do { \ if(val) \ gpio_set((port), (pin)); \ else \ gpio_clear((port), (pin)); \ } while(0) #define SET_RUN_STATE(state) {running_status = (state);} #define SET_IDLE_STATE(state) {gpio_set_val(LED_PORT, LED_IDLE_RUN, state);} #define SET_ERROR_STATE(state) {gpio_set_val(LED_PORT, LED_ERROR, state);} #define PLATFORM_SET_FATAL_ERROR_RECOVERY() {setjmp(fatal_error_jmpbuf);} #define PLATFORM_FATAL_ERROR(error) { \ if(running_status) gdb_putpacketz("X1D"); \ else gdb_putpacketz("EFF"); \ running_status = 0; \ target_list_free(); \ morse("TARGET LOST.", 1); \ longjmp(fatal_error_jmpbuf, (error)); \ } int platform_init(void); void morse(const char *msg, char repeat); const char *platform_target_voltage(void); int platform_hwversion(void); void platform_delay(uint32_t delay); /* */ void cdcacm_init(void); /* Returns current usb configuration, or 0 if not configured. */ int cdcacm_get_config(void); int cdcacm_get_dtr(void); /* */ void uart_usb_buf_drain(uint8_t ep); /* Use newlib provided integer only stdio functions */ #define sscanf siscanf #define sprintf siprintf #define vasprintf vasiprintf #ifdef INLINE_GPIO static inline void _gpio_set(u32 gpioport, u16 gpios) { GPIO_BSRR(gpioport) = gpios; } #define gpio_set _gpio_set static inline void _gpio_clear(u32 gpioport, u16 gpios) { GPIO_BRR(gpioport) = gpios; } #define gpio_clear _gpio_clear static inline u16 _gpio_get(u32 gpioport, u16 gpios) { return (u16)GPIO_IDR(gpioport) & gpios; } #define gpio_get _gpio_get #endif #endif #define disconnect_usb() gpio_set_mode(USB_PU_PORT, GPIO_MODE_INPUT, 0, USB_PU_PIN); void assert_boot_pin(void); void setup_vbus_irq(void);