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boardloader: move periph_init to lowlevel.c

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This commit is contained in:
Pavol Rusnak 2017-10-17 11:44:53 +02:00
parent 45a4a944d0
commit 4a14fb6c4d
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GPG Key ID: 91F3B339B9A02A3D
5 changed files with 26 additions and 30 deletions
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25
embed/boardloader/lowlevel.c
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@ -43,3 +43,28 @@ bool flash_check_option_bytes(void)
((FLASH->OPTCR & FLASH_OPTCR_RDP) == FLASH_OPTCR_RDP_2) &&
((FLASH->OPTCR & FLASH_OPTCR_BOR_LEV) == (FLASH_OPTCR_BOR_LEV_0 | FLASH_OPTCR_BOR_LEV_1));
}
void periph_init(void)
{
// STM32F4xx HAL library initialization:
// - configure the Flash prefetch, instruction and data caches
// - configure the Systick to generate an interrupt each 1 msec
// - set NVIC Group Priority to 4
// - global MSP (MCU Support Package) initialization
HAL_Init();
// Enable GPIO clocks
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
// Clear the reset flags
PWR->CR |= PWR_CR_CSBF;
RCC->CSR |= RCC_CSR_RMVF;
// Enable CPU ticks
CoreDebug->DEMCR |= CoreDebug_DEMCR_TRCENA_Msk; // Enable DWT
DWT->CYCCNT = 0; // Reset Cycle Count Register
DWT->CTRL |= DWT_CTRL_CYCCNTENA_Msk; // Enable Cycle Count Register
}

1
embed/boardloader/lowlevel.h
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@ -5,5 +5,6 @@
void flash_set_option_bytes(void);
bool flash_check_option_bytes(void);
void periph_init(void);
#endif

28
embed/boardloader/main.c
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@ -1,5 +1,3 @@
#include STM32_HAL_H
#include <string.h>
#include "common.h"
@ -149,34 +147,8 @@ static const uint8_t * const BOARDLOADER_KEYS[] = {
#endif
};
void periph_init(void)
{
// STM32F4xx HAL library initialization:
// - configure the Flash prefetch, instruction and data caches
// - configure the Systick to generate an interrupt each 1 msec
// - set NVIC Group Priority to 4
// - global MSP (MCU Support Package) initialization
HAL_Init();
// Enable GPIO clocks
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
// Clear the reset flags
PWR->CR |= PWR_CR_CSBF;
RCC->CSR |= RCC_CSR_RMVF;
// Enable CPU ticks
CoreDebug->DEMCR |= CoreDebug_DEMCR_TRCENA_Msk; // Enable DWT
DWT->CYCCNT = 0; // Reset Cycle Count Register
DWT->CTRL |= DWT_CTRL_CYCCNTENA_Msk; // Enable Cycle Count Register
}
int main(void)
{
#if PRODUCTION
flash_set_option_bytes();
if (!flash_check_option_bytes()) {

1
embed/bootloader/main.c
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@ -207,7 +207,6 @@ void check_bootloader_version(void)
int main(void)
{
#if PRODUCTION
check_bootloader_version();
#endif

1
embed/firmware/main.c
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@ -23,7 +23,6 @@
int main(void)
{
pendsv_init();
display_orientation(0);