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micropython/stmhal/stm32f4xx_it.c

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/**
******************************************************************************
* @file Templates/Src/stm32f4xx_it.c
* @author MCD Application Team
* @version V1.0.1
* @date 26-February-2014
* @brief Main Interrupt Service Routines.
* This file provides template for all exceptions handler and
* peripherals interrupt service routine.
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include <stdio.h>
#include "stm32f4xx_it.h"
#include "stm32f4xx_hal.h"
#include "misc.h"
#include "mpconfig.h"
#include "qstr.h"
#include "obj.h"
#include "exti.h"
#include "timer.h"
#include "storage.h"
/** @addtogroup STM32F4xx_HAL_Examples
* @{
*/
/** @addtogroup Templates
* @{
*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
extern void __fatal_error(const char*);
extern PCD_HandleTypeDef hpcd;
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/******************************************************************************/
/* Cortex-M4 Processor Exceptions Handlers */
/******************************************************************************/
/**
* @brief This function handles NMI exception.
* @param None
* @retval None
*/
void NMI_Handler(void)
{
}
/**
* @brief This function handles Hard Fault exception.
* @param None
* @retval None
*/
void HardFault_Handler(void) {
/* Go to infinite loop when Hard Fault exception occurs */
while (1) {
__fatal_error("HardFault");
}
}
/**
* @brief This function handles Memory Manage exception.
* @param None
* @retval None
*/
void MemManage_Handler(void) {
/* Go to infinite loop when Memory Manage exception occurs */
while (1) {
__fatal_error("MemManage");
}
}
/**
* @brief This function handles Bus Fault exception.
* @param None
* @retval None
*/
void BusFault_Handler(void) {
/* Go to infinite loop when Bus Fault exception occurs */
while (1) {
__fatal_error("BusFault");
}
}
/**
* @brief This function handles Usage Fault exception.
* @param None
* @retval None
*/
void UsageFault_Handler(void) {
/* Go to infinite loop when Usage Fault exception occurs */
while (1) {
__fatal_error("UsageFault");
}
}
/**
* @brief This function handles SVCall exception.
* @param None
* @retval None
*/
void SVC_Handler(void)
{
}
/**
* @brief This function handles Debug Monitor exception.
* @param None
* @retval None
*/
void DebugMon_Handler(void)
{
}
/**
* @brief This function handles PendSVC exception.
* @param None
* @retval None
*/
void PendSV_Handler(void)
{
extern void pendsv_isr_handler(void);
pendsv_isr_handler();
}
/**
* @brief This function handles SysTick Handler.
* @param None
* @retval None
*/
void SysTick_Handler(void)
{
HAL_IncTick();
}
/******************************************************************************/
/* STM32F4xx Peripherals Interrupt Handlers */
/* Add here the Interrupt Handler for the used peripheral(s) (PPP), for the */
/* available peripheral interrupt handler's name please refer to the startup */
/* file (startup_stm32f4xx.s). */
/******************************************************************************/
/**
* @brief This function handles USB-On-The-Go FS global interrupt request.
* @param None
* @retval None
*/
#if defined(USE_USB_FS)
#define OTG_XX_IRQHandler OTG_FS_IRQHandler
#define OTG_XX_WKUP_IRQHandler OTG_FS_WKUP_IRQHandler
#elif defined(USE_USB_HS)
#define OTG_XX_IRQHandler OTG_HS_IRQHandler
#define OTG_XX_WKUP_IRQHandler OTG_HS_WKUP_IRQHandler
#endif
#if defined(OTG_XX_IRQHandler)
void OTG_XX_IRQHandler(void)
{
HAL_PCD_IRQHandler(&hpcd);
}
#endif
/**
* @brief This function handles USB OTG FS or HS Wakeup IRQ Handler.
* @param None
* @retval None
*/
#if defined(OTG_XX_WKUP_IRQHandler)
void OTG_XX_WKUP_IRQHandler(void)
{
if((&hpcd)->Init.low_power_enable)
{
/* Reset SLEEPDEEP bit of Cortex System Control Register */
SCB->SCR &= (uint32_t)~((uint32_t)(SCB_SCR_SLEEPDEEP_Msk | SCB_SCR_SLEEPONEXIT_Msk));
/* Configures system clock after wake-up from STOP: enable HSE, PLL and select
PLL as system clock source (HSE and PLL are disabled in STOP mode) */
__HAL_RCC_HSE_CONFIG(RCC_HSE_ON);
/* Wait till HSE is ready */
while(__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) == RESET)
{}
/* Enable the main PLL. */
__HAL_RCC_PLL_ENABLE();
/* Wait till PLL is ready */
while(__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) == RESET)
{}
/* Select PLL as SYSCLK */
MODIFY_REG(RCC->CFGR, RCC_CFGR_SW, RCC_SYSCLKSOURCE_PLLCLK);
while (__HAL_RCC_GET_SYSCLK_SOURCE() != RCC_CFGR_SWS_PLL)
{}
/* ungate PHY clock */
__HAL_PCD_UNGATE_PHYCLOCK((&hpcd));
}
#ifdef USE_USB_FS
/* Clear EXTI pending Bit*/
__HAL_USB_FS_EXTI_CLEAR_FLAG();
#elif defined(USE_USB_HS)
/* Clear EXTI pending Bit*/
__HAL_USB_HS_EXTI_CLEAR_FLAG();
#endif
}
#endif
/**
* @brief This function handles PPP interrupt request.
* @param None
* @retval None
*/
/*void PPP_IRQHandler(void)
{
}*/
// Handle a flash (erase/program) interrupt.
void FLASH_IRQHandler(void) {
// This calls the real flash IRQ handler, if needed
/*
uint32_t flash_cr = FLASH->CR;
if ((flash_cr & FLASH_IT_EOP) || (flash_cr & FLASH_IT_ERR)) {
HAL_FLASH_IRQHandler();
}
*/
// This call the storage IRQ handler, to check if the flash cache needs flushing
storage_irq_handler();
}
/**
* @brief These functions handle the EXTI interrupt requests.
* @param None
* @retval None
*/
void EXTI0_IRQHandler(void) {
Handle_EXTI_Irq(0);
}
void EXTI1_IRQHandler(void) {
Handle_EXTI_Irq(1);
}
void EXTI2_IRQHandler(void) {
Handle_EXTI_Irq(2);
}
void EXTI3_IRQHandler(void) {
Handle_EXTI_Irq(3);
}
void EXTI4_IRQHandler(void) {
Handle_EXTI_Irq(4);
}
void EXTI9_5_IRQHandler(void) {
Handle_EXTI_Irq(5);
Handle_EXTI_Irq(6);
Handle_EXTI_Irq(7);
Handle_EXTI_Irq(8);
Handle_EXTI_Irq(9);
}
void EXTI15_10_IRQHandler(void) {
Handle_EXTI_Irq(10);
Handle_EXTI_Irq(11);
Handle_EXTI_Irq(12);
Handle_EXTI_Irq(13);
Handle_EXTI_Irq(14);
Handle_EXTI_Irq(15);
#if 0
// for CC3000 support, needs to be re-written to use new EXTI code
if (EXTI_GetITStatus(EXTI_Line14) != RESET) {
led_toggle(PYB_LED_G2);
/* these are needed for CC3000 support
extern void SpiIntGPIOHandler(void);
extern uint32_t exti14_enabled;
extern uint32_t exti14_missed;
//printf("-> EXTI14 en=%lu miss=%lu\n", exti14_enabled, exti14_missed);
if (exti14_enabled) {
exti14_missed = 0;
SpiIntGPIOHandler(); // CC3000 interrupt
} else {
exti14_missed = 1;
}
*/
EXTI_ClearITPendingBit(EXTI_Line14);
//printf("<- EXTI14 done\n");
}
#endif
}
void PVD_IRQHandler(void) {
Handle_EXTI_Irq(EXTI_PVD_OUTPUT);
}
void RTC_Alarm_IRQHandler(void) {
Handle_EXTI_Irq(EXTI_RTC_ALARM);
}
#if defined(ETH) // The 407 has ETH, the 405 doesn't
void ETH_WKUP_IRQHandler(void) {
Handle_EXTI_Irq(EXTI_ETH_WAKEUP);
}
#endif
void TAMP_STAMP_IRQHandler(void) {
Handle_EXTI_Irq(EXTI_RTC_TIMESTAMP);
}
void RTC_WKUP_IRQHandler(void) {
Handle_EXTI_Irq(EXTI_RTC_WAKEUP);
}
void TIM3_IRQHandler(void) {
HAL_TIM_IRQHandler(&TIM3_Handle);
}
void TIM5_IRQHandler(void) {
HAL_TIM_IRQHandler(&TIM5_Handle);
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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