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platform.h
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platform.h
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/*
* This file is part of the Black Magic Debug project.
*
* Copyright (C) 2011 Black Sphere Technologies Ltd.
* Written by 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/>.
*/
/* This file implements the platform specific functions for the STM32
* implementation.
*/
#ifndef __PLATFORM_H
#define __PLATFORM_H
#include "gdb_packet.h"
#include "gpio.h"
#include "timing.h"
#include <setjmp.h>
#define BOARD_IDENT "Black Magic Probe (SWLINK), (Firmware 1.5" VERSION_SUFFIX ", build " BUILDDATE ")"
#define BOARD_IDENT_DFU "Black Magic (Upgrade), STM8S Discovery, (Firmware 1.5" VERSION_SUFFIX ", build " BUILDDATE ")"
#define BOARD_IDENT_UPD "Black Magic (DFU Upgrade), STM8S Discovery, (Firmware 1.5" VERSION_SUFFIX ", build " BUILDDATE ")"
#define DFU_IDENT "Black Magic Firmware Upgrade (SWLINK)"
#define DFU_IFACE_STRING "@Internal Flash /0x08000000/8*001Ka,56*001Kg"
#define UPD_IFACE_STRING "@Internal Flash /0x08000000/8*001Kg"
/* Pin mappings:
*
* nTRST = PB1
* 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: PB9 Low
*/
/* Hardware definitions... */
#define TMS_PORT GPIOA
#define TCK_PORT GPIOA
#define TDI_PORT GPIOA
#define TDO_PORT GPIOB
#define NRST_PORT GPIOB
#define TMS_PIN GPIO13
#define TCK_PIN GPIO14
#define TDI_PIN GPIO15
#define TDO_PIN GPIO3
#define NRST_PIN GPIO4
#define SWDIO_PORT TMS_PORT
#define SWCLK_PORT TCK_PORT
#define SWDIO_PIN TMS_PIN
#define SWCLK_PIN TCK_PIN
#define LED_PORT GPIOA
#define LED_IDLE_RUN GPIO8
/* Use PC14 for a "dummy" uart led. So we can observere at least with scope*/
#define LED_PORT_UART GPIOC
#define LED_UART GPIO14
#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() do { \
AFIO_MAPR |= AFIO_MAPR_USART1_REMAP; \
gpio_set_mode(USBUSART_PORT, GPIO_MODE_OUTPUT_2_MHZ, \
GPIO_CNF_OUTPUT_ALTFN_PUSHPULL, USBUSART_TX_PIN); \
} while (0)
#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.
* TIM2 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_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_CLK RCC_USART1
#define USBUSART_PORT GPIOB
#define USBUSART_TX_PIN GPIO6
#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 TRACE_TIM TIM2
#define TRACE_TIM_CLK_EN() rcc_periph_clock_enable(RCC_TIM2)
#define TRACE_IRQ NVIC_TIM2_IRQ
#define TRACE_ISR tim2_isr
#define TRACE_IC_IN TIM_IC_IN_TI2
#define TRACE_TRIG_IN TIM_SMCR_TS_IT1FP2
#define DEBUG(...)
extern jmp_buf fatal_error_jmpbuf;
#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(x)
#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(); \
longjmp(fatal_error_jmpbuf, (error)); \
}
/* Use newlib provided integer only stdio functions */
#define sscanf siscanf
#define sprintf siprintf
#define vasprintf vasiprintf
#endif