/src/platforms/swlink/platform.h
C Header | 187 lines | 129 code | 20 blank | 38 comment | 0 complexity | 60c85ea6358f90b68f53da427bcec868 MD5 | raw file
- /*
- * 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>
- * Copyright (C) 2018 Uwe Bonnes (bon@elektron.ikp.physik.tu-darmstadt.de)
- *
- * 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"
- #ifdef ENABLE_DEBUG
- # define PLATFORM_HAS_DEBUG
- # define USBUART_DEBUG
- extern bool debug_bmp;
- int usbuart_debug_write(const char *buf, size_t len);
- #endif
- #define PLATFORM_IDENT "(SWLINK) "
- /* Hardware definitions... */
- #define TMS_PORT GPIOA
- #define TCK_PORT GPIOA
- #define TDI_PORT GPIOA
- #define TDO_PORT GPIOB
- #define JRST_PORT GPIOB
- #define TMS_PIN GPIO13
- #define TCK_PIN GPIO14
- #define TDI_PIN GPIO15
- #define TDO_PIN GPIO3
- #define JRST_PIN GPIO4
- #define SWDIO_PORT TMS_PORT
- #define SWCLK_PORT TCK_PORT
- #define SWDIO_PIN TMS_PIN
- #define SWCLK_PIN TCK_PIN
- /* 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 PLATFORM_HAS_TRACESWO 1
- #define NUM_TRACE_PACKETS (128) /* This is an 8K buffer */
- #define TRACESWO_PROTOCOL 2 /* 1 = Manchester, 2 = NRZ / async */
- # define SWD_CR GPIO_CRH(SWDIO_PORT)
- # define SWD_CR_MULT (1 << ((13 - 8) << 2))
- #define TMS_SET_MODE() \
- gpio_set_mode(TMS_PORT, GPIO_MODE_OUTPUT_2_MHZ, \
- GPIO_CNF_OUTPUT_PUSHPULL, TMS_PIN);
- #define SWDIO_MODE_FLOAT() do { \
- uint32_t cr = SWD_CR; \
- cr &= ~(0xf * SWD_CR_MULT); \
- cr |= (0x4 * SWD_CR_MULT); \
- SWD_CR = cr; \
- } while(0)
- #define SWDIO_MODE_DRIVE() do { \
- uint32_t cr = SWD_CR; \
- cr &= ~(0xf * SWD_CR_MULT); \
- cr |= (0x1 * SWD_CR_MULT); \
- SWD_CR = cr; \
- } while(0)
- #define UART_PIN_SETUP() do { \
- AFIO_MAPR |= AFIO_MAPR_USART1_REMAP; \
- gpio_set_mode(USBUSART_PORT, GPIO_MODE_OUTPUT_50_MHZ, \
- GPIO_CNF_OUTPUT_ALTFN_PUSHPULL, USBUSART_TX_PIN); \
- gpio_set_mode(USBUSART_PORT, GPIO_MODE_INPUT, \
- GPIO_CNF_INPUT_PULL_UPDOWN, USBUSART_RX_PIN); \
- gpio_set(USBUSART_PORT, USBUSART_RX_PIN); \
- } while(0)
- #define USB_DRIVER st_usbfs_v1_usb_driver
- #define USB_IRQ NVIC_USB_LP_CAN_RX0_IRQ
- #define USB_ISR(x) usb_lp_can_rx0_isr(x)
- /* Interrupt priorities. Low numbers are high priority.
- * TIM2 is used for traceswo capture and must be highest priority.
- */
- #define IRQ_PRI_USB (1 << 4)
- #define IRQ_PRI_USBUSART (2 << 4)
- #define IRQ_PRI_USBUSART_DMA (2 << 4)
- #define IRQ_PRI_USB_VBUS (14 << 4)
- #define IRQ_PRI_SWO_DMA (0 << 4)
- #define USBUSART USART1
- #define USBUSART_CR1 USART1_CR1
- #define USBUSART_DR USART1_DR
- #define USBUSART_IRQ NVIC_USART1_IRQ
- #define USBUSART_CLK RCC_USART1
- #define USBUSART_PORT GPIOB
- #define USBUSART_TX_PIN GPIO6
- #define USBUSART_RX_PIN GPIO7
- #define USBUSART_ISR(x) usart1_isr(x)
- #define USBUSART_DMA_BUS DMA1
- #define USBUSART_DMA_CLK RCC_DMA1
- #define USBUSART_DMA_TX_CHAN DMA_CHANNEL4
- #define USBUSART_DMA_TX_IRQ NVIC_DMA1_CHANNEL4_IRQ
- #define USBUSART_DMA_TX_ISR(x) dma1_channel4_isr(x)
- #define USBUSART_DMA_RX_CHAN DMA_CHANNEL5
- #define USBUSART_DMA_RX_IRQ NVIC_DMA1_CHANNEL5_IRQ
- #define USBUSART_DMA_RX_ISR(x) dma1_channel5_isr(x)
- #define TRACE_TIM TIM2
- #define TRACE_TIM_CLK_EN() rcc_periph_clock_enable(RCC_TIM2)
- #define TRACE_IRQ NVIC_TIM2_IRQ
- #define TRACE_ISR(x) tim2_isr(x)
- #define TRACE_IC_IN TIM_IC_IN_TI2
- #define TRACE_TRIG_IN TIM_SMCR_TS_IT1FP2
- /* On F103, only USART1 is on AHB2 and can reach 4.5 MBaud at 72 MHz.
- * USART1 is already used. sp maximum speed is 2.25 MBaud. */
- #define SWO_UART USART2
- #define SWO_UART_DR USART2_DR
- #define SWO_UART_CLK RCC_USART2
- #define SWO_UART_PORT GPIOA
- #define SWO_UART_RX_PIN GPIO3
- /* This DMA channel is set by the USART in use */
- #define SWO_DMA_BUS DMA1
- #define SWO_DMA_CLK RCC_DMA1
- #define SWO_DMA_CHAN DMA_CHANNEL6
- #define SWO_DMA_IRQ NVIC_DMA1_CHANNEL6_IRQ
- #define SWO_DMA_ISR(x) dma1_channel6_isr(x)
- #define LED_PORT GPIOC
- #define LED_IDLE_RUN GPIO15
- #define SET_RUN_STATE(state)
- #define SET_ERROR_STATE(state)
- extern void set_idle_state(int state);
- #define SET_IDLE_STATE(state) set_idle_state(state)
- extern uint8_t detect_rev(void);
- /*
- * Use newlib provided integer only stdio functions
- */
- /* sscanf */
- #ifdef sscanf
- #undef sscanf
- #define sscanf siscanf
- #else
- #define sscanf siscanf
- #endif
- /* sprintf */
- #ifdef sprintf
- #undef sprintf
- #define sprintf siprintf
- #else
- #define sprintf siprintf
- #endif
- /* vasprintf */
- #ifdef vasprintf
- #undef vasprintf
- #define vasprintf vasiprintf
- #else
- #define vasprintf vasiprintf
- #endif
- /* snprintf */
- #ifdef snprintf
- #undef snprintf
- #define snprintf sniprintf
- #else
- #define snprintf sniprintf
- #endif
- #endif