87 lines
2.1 KiB
C
87 lines
2.1 KiB
C
#include "stm32f4/inc/stm32f4xx.h"
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#include "stm32f4/inc/stm32f4xx_hal_gpio_ex.h"
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#define MCU_IDCODE 0x463U
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// from the linker script
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#define APP_START_ADDRESS 0x8004000U
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#define CORE_FREQ 96U // in MHz
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#define APB1_FREQ (CORE_FREQ/2U)
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#define APB1_TIMER_FREQ (APB1_FREQ*2U) // APB1 is multiplied by 2 for the timer peripherals
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#define APB2_FREQ (CORE_FREQ/2U)
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#define APB2_TIMER_FREQ (APB2_FREQ*2U) // APB2 is multiplied by 2 for the timer peripherals
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#define BOOTLOADER_ADDRESS 0x1FFF0004U
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// Around (1Mbps / 8 bits/byte / 12 bytes per message)
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#define CAN_INTERRUPT_RATE 12000U
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#define MAX_LED_FADE 8192U
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#define NUM_INTERRUPTS 102U // There are 102 external interrupt sources (see stm32f413.h)
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#define TICK_TIMER_IRQ TIM1_BRK_TIM9_IRQn
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#define TICK_TIMER TIM9
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#define MICROSECOND_TIMER TIM2
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#define INTERRUPT_TIMER_IRQ TIM6_DAC_IRQn
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#define INTERRUPT_TIMER TIM6
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#define IND_WDG IWDG
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#define PROVISION_CHUNK_ADDRESS 0x1FFF79E0U
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#define DEVICE_SERIAL_NUMBER_ADDRESS 0x1FFF79C0U
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#include "can_definitions.h"
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#include "comms_definitions.h"
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#ifndef BOOTSTUB
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#include "main_declarations.h"
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#else
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#include "bootstub_declarations.h"
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#endif
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#include "libc.h"
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#include "critical.h"
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#include "faults.h"
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#include "utils.h"
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#include "drivers/registers.h"
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#include "drivers/interrupts.h"
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#include "drivers/gpio.h"
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#include "stm32f4/peripherals.h"
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#include "stm32f4/interrupt_handlers.h"
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#include "drivers/timers.h"
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#include "stm32f4/board.h"
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#include "stm32f4/clock.h"
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#include "drivers/watchdog.h"
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#include "drivers/spi.h"
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#include "stm32f4/llspi.h"
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#if !defined(BOOTSTUB)
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#include "drivers/uart.h"
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#include "stm32f4/lluart.h"
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#endif
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#if defined(PANDA) && !defined(BOOTSTUB)
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#include "stm32f4/llexti.h"
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#endif
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#ifdef BOOTSTUB
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#include "stm32f4/llflash.h"
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#else
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#include "stm32f4/llbxcan.h"
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#endif
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#include "stm32f4/llusb.h"
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void early_gpio_float(void) {
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RCC->AHB1ENR = RCC_AHB1ENR_GPIOAEN | RCC_AHB1ENR_GPIOBEN | RCC_AHB1ENR_GPIOCEN;
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GPIOA->MODER = 0; GPIOB->MODER = 0; GPIOC->MODER = 0;
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GPIOA->ODR = 0; GPIOB->ODR = 0; GPIOC->ODR = 0;
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GPIOA->PUPDR = 0; GPIOB->PUPDR = 0; GPIOC->PUPDR = 0;
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}
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