327 lines
8.3 KiB
C
327 lines
8.3 KiB
C
/**
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******************************************************************************
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* @file stm32fxxx_it.c
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* @author MCD Application Team
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* @version V1.1.0
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* @date 19-March-2012
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* @brief Main Interrupt Service Routines.
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* This file provides all exceptions handler and peripherals interrupt
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* service routine.
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT 2012 STMicroelectronics</center></h2>
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*
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* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.st.com/software_license_agreement_liberty_v2
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "stm32fxxx_it.h"
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#include "stm32f4xx_exti.h"
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#include "usb_core.h"
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//#include "usb_hcd_int.h" // for usb host mode only
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//#include "usbd_core.h"
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//#include "usbd_cdc_core.h"
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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 USB_OTG_CORE_HANDLE USB_OTG_dev;
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/* Private function prototypes -----------------------------------------------*/
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extern uint32_t USBD_OTG_ISR_Handler (USB_OTG_CORE_HANDLE *pdev);
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extern uint32_t USBH_OTG_ISR_Handler (USB_OTG_CORE_HANDLE *pdev);
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//extern uint32_t STM32_USBO_OTG_ISR_Handler (USB_OTG_CORE_HANDLE *pdev);
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#ifdef USB_OTG_HS_DEDICATED_EP1_ENABLED
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extern uint32_t USBD_OTG_EP1IN_ISR_Handler (USB_OTG_CORE_HANDLE *pdev);
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extern uint32_t USBD_OTG_EP1OUT_ISR_Handler (USB_OTG_CORE_HANDLE *pdev);
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#endif
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/* Private functions ---------------------------------------------------------*/
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/******************************************************************************/
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/* Cortex-M Processor Exceptions Handlers */
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/******************************************************************************/
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extern void fatality();
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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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{
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/* Go to infinite loop when Hard Fault exception occurs */
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fatality();
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while (1)
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{
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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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{
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/* Go to infinite loop when Memory Manage exception occurs */
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fatality();
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while (1)
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{
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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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{
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/* Go to infinite loop when Bus Fault exception occurs */
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fatality();
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while (1)
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{
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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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{
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/* Go to infinite loop when Usage Fault exception occurs */
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fatality();
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while (1)
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{
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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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}
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/**
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* @brief This function handles EXTI15_10_IRQ Handler.
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* @param None
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* @retval None
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*/
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#ifdef USE_USB_OTG_FS
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void OTG_FS_WKUP_IRQHandler(void)
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{
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if(USB_OTG_dev.cfg.low_power)
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{
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*(uint32_t *)(0xE000ED10) &= 0xFFFFFFF9 ;
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SystemInit();
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#ifdef USE_DEVICE_MODE
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USB_OTG_UngateClock(&USB_OTG_dev);
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#endif
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}
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EXTI_ClearITPendingBit(EXTI_Line18);
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}
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#endif
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/**
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* @brief This function handles EXTI15_10_IRQ Handler.
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* @param None
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* @retval None
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*/
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#ifdef USE_USB_OTG_HS
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void OTG_HS_WKUP_IRQHandler(void)
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{
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if(USB_OTG_dev.cfg.low_power)
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{
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*(uint32_t *)(0xE000ED10) &= 0xFFFFFFF9 ;
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SystemInit();
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USB_OTG_UngateClock(&USB_OTG_dev);
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}
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EXTI_ClearITPendingBit(EXTI_Line20);
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}
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#endif
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/**
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* @brief This function handles OTG_HS Handler.
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* @param None
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* @retval None
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*/
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#ifdef USE_USB_OTG_HS
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void OTG_HS_IRQHandler(void)
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#else
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void OTG_FS_IRQHandler(void)
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#endif
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{
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if (USB_OTG_IsHostMode(&USB_OTG_dev)) {
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// host mode
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#ifdef USE_HOST_MODE
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USBH_OTG_ISR_Handler(&USB_OTG_dev);
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#endif
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//STM32_USBO_OTG_ISR_Handler(&USB_OTG_dev); // USE_OTG_MODE
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} else {
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// device mode
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#ifdef USE_DEVICE_MODE
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USBD_OTG_ISR_Handler(&USB_OTG_dev);
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#endif
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}
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}
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#ifdef USB_OTG_HS_DEDICATED_EP1_ENABLED
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/**
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* @brief This function handles EP1_IN Handler.
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* @param None
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* @retval None
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*/
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void OTG_HS_EP1_IN_IRQHandler(void)
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{
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USBD_OTG_EP1IN_ISR_Handler (&USB_OTG_dev);
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}
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/**
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* @brief This function handles EP1_OUT Handler.
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* @param None
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* @retval None
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*/
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void OTG_HS_EP1_OUT_IRQHandler(void)
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{
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USBD_OTG_EP1OUT_ISR_Handler (&USB_OTG_dev);
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}
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#endif
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/**
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* @brief This function handles SDIO global interrupt request.
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* @param None
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* @retval None
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*/
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void SDIO_IRQHandler(void)
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{
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/* Process All SDIO Interrupt Sources */
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// dpgeorge: i don't think this is used at the moment...
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extern void SD_ProcessIRQSrc(void);
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SD_ProcessIRQSrc();
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}
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/******************************************************************************/
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/* STM32Fxxx 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_stm32fxxx.s). */
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/******************************************************************************/
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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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// TIM6 Update event
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#include "stm32f4xx_tim.h"
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void TIM6_DAC_IRQHandler(void) {
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// work out if it's TIM6 that had the interrupt
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if (TIM_GetITStatus(TIM6, TIM_IT_Update) != RESET) {
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extern void timer_interrupt(void);
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timer_interrupt();
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TIM_ClearITPendingBit(TIM6, TIM_IT_Update);
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} else {
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// it seems we get 2 calls to this interrupt handler, and only 1 is the TIM_IT_Update...
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// TODO work out what the other one is, and if we can disable it
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//printf("unhandled TIM6_DAC\n");
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}
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}
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#include "std.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 "led.h"
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// EXTI
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// for USRSW on A13
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// for cc3000 on A14
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void EXTI15_10_IRQHandler(void) {
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// work out if it's A13 that had the interrupt
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if (EXTI_GetITStatus(EXTI_Line13) != RESET) {
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// this is used just to wake the device
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EXTI_ClearITPendingBit(EXTI_Line13);
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}
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// work out if it's A14 that had the interrupt
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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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}
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#if defined(STM32F4DISC)
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void EXTI0_IRQHandler(void) {
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// clear pending interrupt bit
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EXTI_ClearITPendingBit(EXTI_Line0);
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}
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#endif
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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