167 lines
4.9 KiB
C
167 lines
4.9 KiB
C
/*
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* This file is part of the Black Magic Debug project.
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*
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* Copyright (C) 2011 Black Sphere Technologies Ltd.
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* Written by Gareth McMullin <gareth@blacksphere.co.nz>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* This file implements the platform specific functions for the STM32
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* implementation.
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*/
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#ifndef __PLATFORM_H
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#define __PLATFORM_H
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#include "gpio.h"
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#include "timing.h"
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#include "version.h"
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#include <setjmp.h>
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#define PLATFORM_HAS_TRACESWO
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#define BOARD_IDENT "Black Magic Probe (F4Discovery), (Firmware " FIRMWARE_VERSION ")"
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#define BOARD_IDENT_DFU "Black Magic (Upgrade) for F4Discovery, (Firmware " FIRMWARE_VERSION ")"
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#define DFU_IDENT "Black Magic Firmware Upgrade (F4Discovery"
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#define DFU_IFACE_STRING "@Internal Flash /0x08000000/1*016Ka,3*016Kg,1*064Kg,7*128Kg"
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/* Important pin mappings for STM32 implementation:
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*
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* LED0 = PD12 (Green LED : Running)
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* LED1 = PD13 (Orange LED : Idle)
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* LED2 = PD12 (Red LED : Error)
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* LED3 = PD15 (Blue LED : Bootloader active)
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*
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* TPWR = XXX (input) -- analogue on mini design ADC1, ch8
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* nTRST = PC1
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* SRST_OUT = PC8
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* TDI = PC2
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* TMS = PC4 (input for SWDP)
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* TCK = PC5/SWCLK
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* TDO = PC6 (input for TRACESWO
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* nSRST =
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*
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* USB cable pull-up: PA8
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* USB VBUS detect: PB13 -- New on mini design.
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* Enable pull up for compatibility.
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* Force DFU mode button: PB12
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*/
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/* Hardware definitions... */
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#define JTAG_PORT GPIOC
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#define TDI_PORT JTAG_PORT
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#define TMS_PORT JTAG_PORT
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#define TCK_PORT JTAG_PORT
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#define TDO_PORT GPIOC
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#define TDI_PIN GPIO2
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#define TMS_PIN GPIO4
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#define TCK_PIN GPIO5
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#define TDO_PIN GPIO6
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#define SWDIO_PORT JTAG_PORT
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#define SWCLK_PORT JTAG_PORT
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#define SWDIO_PIN TMS_PIN
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#define SWCLK_PIN TCK_PIN
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#define TRST_PORT GPIOC
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#define TRST_PIN GPIO1
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#define SRST_PORT GPIOC
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#define SRST_PIN GPIO8
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#define LED_PORT GPIOD
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#define LED_PORT_UART GPIOD
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#define LED_UART GPIO12
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#define LED_IDLE_RUN GPIO13
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#define LED_ERROR GPIO14
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#define LED_BOOTLOADER GPIO15
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#define TMS_SET_MODE() \
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gpio_mode_setup(TMS_PORT, GPIO_MODE_OUTPUT, \
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GPIO_PUPD_NONE, TMS_PIN);
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#define SWDIO_MODE_FLOAT() \
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gpio_mode_setup(SWDIO_PORT, GPIO_MODE_INPUT, \
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GPIO_PUPD_NONE, SWDIO_PIN);
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#define SWDIO_MODE_DRIVE() \
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gpio_mode_setup(SWDIO_PORT, GPIO_MODE_OUTPUT, \
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GPIO_PUPD_NONE, SWDIO_PIN);
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#define USB_DRIVER stm32f107_usb_driver
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#define USB_IRQ NVIC_OTG_FS_IRQ
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#define USB_ISR otg_fs_isr
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/* Interrupt priorities. Low numbers are high priority.
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* For now USART1 preempts USB which may spin while buffer is drained.
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* TIM3 is used for traceswo capture and must be highest priority.
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*/
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#define IRQ_PRI_USB (2 << 4)
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#define IRQ_PRI_USBUSART (1 << 4)
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#define IRQ_PRI_USBUSART_TIM (3 << 4)
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#define IRQ_PRI_TRACE (0 << 4)
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#define USBUSART USART3
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#define USBUSART_CR1 USART3_CR1
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#define USBUSART_IRQ NVIC_USART3_IRQ
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#define USBUSART_CLK RCC_USART3
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#define USBUSART_TX_PORT GPIOD
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#define USBUSART_TX_PIN GPIO8
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#define USBUSART_RX_PORT GPIOD
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#define USBUSART_RX_PIN GPIO9
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#define USBUSART_ISR usart3_isr
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#define USBUSART_TIM TIM4
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#define USBUSART_TIM_CLK_EN() rcc_periph_clock_enable(RCC_TIM4)
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#define USBUSART_TIM_IRQ NVIC_TIM4_IRQ
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#define USBUSART_TIM_ISR tim4_isr
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#define UART_PIN_SETUP() do { \
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gpio_mode_setup(USBUSART_TX_PORT, GPIO_MODE_AF, GPIO_PUPD_NONE, \
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USBUSART_TX_PIN); \
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gpio_mode_setup(USBUSART_RX_PORT, GPIO_MODE_AF, GPIO_PUPD_NONE, \
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USBUSART_RX_PIN); \
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gpio_set_af(USBUSART_TX_PORT, GPIO_AF7, USBUSART_TX_PIN); \
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gpio_set_af(USBUSART_RX_PORT, GPIO_AF7, USBUSART_RX_PIN); \
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} while(0)
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#define TRACE_TIM TIM3
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#define TRACE_TIM_CLK_EN() rcc_periph_clock_enable(RCC_TIM3)
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#define TRACE_IRQ NVIC_TIM3_IRQ
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#define TRACE_ISR tim3_isr
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#define DEBUG(...)
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#define gpio_set_val(port, pin, val) do { \
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if(val) \
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gpio_set((port), (pin)); \
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else \
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gpio_clear((port), (pin)); \
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} while(0)
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#define SET_RUN_STATE(state) {running_status = (state);}
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#define SET_IDLE_STATE(state) {gpio_set_val(LED_PORT, LED_IDLE_RUN, state);}
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#define SET_ERROR_STATE(state) {gpio_set_val(LED_PORT, LED_ERROR, state);}
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static inline int platform_hwversion(void)
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{
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return 0;
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}
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/* Use newlib provided integer only stdio functions */
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#define sscanf siscanf
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#define sprintf siprintf
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#define vasprintf vasiprintf
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#define snprintf sniprintf
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#endif
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