2018-07-07 08:33:23 -07:00

166 lines
4.8 KiB
C

/*
* This file is part of the Black Magic Debug project.
*
* Copyright (C) 2015 Black Sphere Technologies Ltd.
* Written by Gareth McMullin <gareth@blacksphere.co.nz>
* Copyright (C) 2016 Benjamin Vernoux <bvernoux@gmail.com>
*
* 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/>.
*/
/* This file implements the platform specific functions for the STM32
* implementation.
*/
#ifndef __PLATFORM_H
#define __PLATFORM_H
#include "gpio.h"
#include "timing.h"
#include "timing_stm32.h"
#include "version.h"
#include <setjmp.h>
#define PLATFORM_HAS_TRACESWO
#define BOARD_IDENT "Black Magic Probe (HydraBus), (Firmware " FIRMWARE_VERSION ")"
#define BOARD_IDENT_DFU "Black Magic (Upgrade) for HydraBus, (Firmware " FIRMWARE_VERSION ")"
#define DFU_IDENT "Black Magic Firmware Upgrade (HydraBus)"
#define SCB_RESET() scb_reset_core();
/* Important pin mappings for STM32 implementation:
*
* LED0 = PA4 (Green LED : Running)
* LED0 = PA4 (Green LED : Idle)
* LED0 = PA4 (Green LED : Error)
* LED0 = PA4 (Green LED : Bootloader active)
*
* TMS = PC0 (SWDIO)
* TCK = PC1 (SWCLK)
* TDO = PC2 (input for TRACESWO)
* TDI = PC3
* nSRST = PC4 (nRST /RESET / System Reset)
* nTRST = PC5 (Test Reset optional)
*
* USB VBUS detect: PB13
*/
/* Hardware definitions... */
#define JTAG_PORT GPIOC
#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 GPIO0
#define TCK_PIN GPIO1
#define TDO_PIN GPIO2
#define SWDIO_PORT JTAG_PORT
#define SWCLK_PORT JTAG_PORT
#define SWDIO_PIN TMS_PIN
#define SWCLK_PIN TCK_PIN
#define TRST_PORT GPIOC
#define TRST_PIN GPIO5
#define SRST_PORT GPIOC
#define SRST_PIN GPIO4
#define LED_PORT GPIOA
#define LED_PORT_UART GPIOA
#define LED_UART GPIO4
#define LED_IDLE_RUN GPIO4
#define LED_ERROR GPIO4
#define LED_BOOTLOADER GPIO4
#define TMS_SET_MODE() \
gpio_mode_setup(TMS_PORT, GPIO_MODE_OUTPUT, \
GPIO_PUPD_NONE, TMS_PIN);
#define SWDIO_MODE_FLOAT() \
gpio_mode_setup(SWDIO_PORT, GPIO_MODE_INPUT, \
GPIO_PUPD_NONE, SWDIO_PIN);
#define SWDIO_MODE_DRIVE() \
gpio_mode_setup(SWDIO_PORT, GPIO_MODE_OUTPUT, \
GPIO_PUPD_NONE, SWDIO_PIN);
#define USB_DRIVER stm32f107_usb_driver
#define USB_IRQ NVIC_OTG_FS_IRQ
#define USB_ISR otg_fs_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_USBUSART_TIM (3 << 4)
#define IRQ_PRI_TRACE (0 << 4)
#define USBUSART USART1
#define USBUSART_CR1 USART1_CR1
#define USBUSART_IRQ NVIC_USART1_IRQ
#define USBUSART_CLK RCC_USART1
#define USBUSART_TX_PORT GPIOA
#define USBUSART_TX_PIN GPIO9
#define USBUSART_RX_PORT GPIOA
#define USBUSART_RX_PIN GPIO10
#define USBUSART_ISR usart1_isr
#define USBUSART_TIM TIM4
#define USBUSART_TIM_CLK_EN() rcc_periph_clock_enable(RCC_TIM4)
#define USBUSART_TIM_IRQ NVIC_TIM4_IRQ
#define USBUSART_TIM_ISR tim4_isr
#define UART_PIN_SETUP() do { \
gpio_mode_setup(USBUSART_TX_PORT, GPIO_MODE_AF, GPIO_PUPD_NONE, \
USBUSART_TX_PIN); \
gpio_mode_setup(USBUSART_RX_PORT, GPIO_MODE_AF, GPIO_PUPD_NONE, \
USBUSART_RX_PIN); \
gpio_set_af(USBUSART_TX_PORT, GPIO_AF7, USBUSART_TX_PIN); \
gpio_set_af(USBUSART_RX_PORT, GPIO_AF7, USBUSART_RX_PIN); \
} while(0)
#define TRACE_TIM TIM3
#define TRACE_TIM_CLK_EN() rcc_periph_clock_enable(RCC_TIM3)
#define TRACE_IRQ NVIC_TIM3_IRQ
#define TRACE_ISR tim3_isr
#define DEBUG(...)
#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);}
static inline int platform_hwversion(void)
{
return 0;
}
/* Use newlib provided integer only stdio functions */
#define sscanf siscanf
#define sprintf siprintf
#define vasprintf vasiprintf
#define snprintf sniprintf
#endif