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