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301 lines (273 loc) · 7.6 KB
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/**
******************************************************************************
* @file stm32fxxx_it.c
* @author MCD Application Team
* @version V1.1.0
* @date 19-March-2012
* @brief Main Interrupt Service Routines.
* This file provides all exceptions handler and peripherals interrupt
* service routine.
******************************************************************************
* @attention
*
* <h2><center>© COPYRIGHT 2012 STMicroelectronics</center></h2>
*
* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.st.com/software_license_agreement_liberty_v2
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32fxxx_it.h"
#include "stm32f4xx_exti.h"
#include "usb_core.h"
//#include "usbd_core.h"
//#include "usbd_cdc_core.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
extern USB_OTG_CORE_HANDLE USB_OTG_dev;
/* Private function prototypes -----------------------------------------------*/
extern uint32_t USBD_OTG_ISR_Handler (USB_OTG_CORE_HANDLE *pdev);
#ifdef USB_OTG_HS_DEDICATED_EP1_ENABLED
extern uint32_t USBD_OTG_EP1IN_ISR_Handler (USB_OTG_CORE_HANDLE *pdev);
extern uint32_t USBD_OTG_EP1OUT_ISR_Handler (USB_OTG_CORE_HANDLE *pdev);
#endif
/* Private functions ---------------------------------------------------------*/
/******************************************************************************/
/* Cortex-M Processor Exceptions Handlers */
/******************************************************************************/
extern void fatality();
/**
* @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 */
fatality();
while (1)
{
}
}
/**
* @brief This function handles Memory Manage exception.
* @param None
* @retval None
*/
void MemManage_Handler(void)
{
/* Go to infinite loop when Memory Manage exception occurs */
fatality();
while (1)
{
}
}
/**
* @brief This function handles Bus Fault exception.
* @param None
* @retval None
*/
void BusFault_Handler(void)
{
/* Go to infinite loop when Bus Fault exception occurs */
fatality();
while (1)
{
}
}
/**
* @brief This function handles Usage Fault exception.
* @param None
* @retval None
*/
void UsageFault_Handler(void)
{
/* Go to infinite loop when Usage Fault exception occurs */
fatality();
while (1)
{
}
}
/**
* @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)
{
}
/**
* @brief This function handles EXTI15_10_IRQ Handler.
* @param None
* @retval None
*/
#ifdef USE_USB_OTG_FS
void OTG_FS_WKUP_IRQHandler(void)
{
if(USB_OTG_dev.cfg.low_power)
{
*(uint32_t *)(0xE000ED10) &= 0xFFFFFFF9 ;
SystemInit();
USB_OTG_UngateClock(&USB_OTG_dev);
}
EXTI_ClearITPendingBit(EXTI_Line18);
}
#endif
/**
* @brief This function handles EXTI15_10_IRQ Handler.
* @param None
* @retval None
*/
#ifdef USE_USB_OTG_HS
void OTG_HS_WKUP_IRQHandler(void)
{
if(USB_OTG_dev.cfg.low_power)
{
*(uint32_t *)(0xE000ED10) &= 0xFFFFFFF9 ;
SystemInit();
USB_OTG_UngateClock(&USB_OTG_dev);
}
EXTI_ClearITPendingBit(EXTI_Line20);
}
#endif
/**
* @brief This function handles OTG_HS Handler.
* @param None
* @retval None
*/
#ifdef USE_USB_OTG_HS
void OTG_HS_IRQHandler(void)
#else
void OTG_FS_IRQHandler(void)
#endif
{
USBD_OTG_ISR_Handler (&USB_OTG_dev);
}
#ifdef USB_OTG_HS_DEDICATED_EP1_ENABLED
/**
* @brief This function handles EP1_IN Handler.
* @param None
* @retval None
*/
void OTG_HS_EP1_IN_IRQHandler(void)
{
USBD_OTG_EP1IN_ISR_Handler (&USB_OTG_dev);
}
/**
* @brief This function handles EP1_OUT Handler.
* @param None
* @retval None
*/
void OTG_HS_EP1_OUT_IRQHandler(void)
{
USBD_OTG_EP1OUT_ISR_Handler (&USB_OTG_dev);
}
#endif
/**
* @brief This function handles SDIO global interrupt request.
* @param None
* @retval None
*/
void SDIO_IRQHandler(void)
{
/* Process All SDIO Interrupt Sources */
// dpgeorge: i don't think this is used at the moment...
extern void SD_ProcessIRQSrc(void);
SD_ProcessIRQSrc();
}
/******************************************************************************/
/* STM32Fxxx 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_stm32fxxx.s). */
/******************************************************************************/
/**
* @brief This function handles PPP interrupt request.
* @param None
* @retval None
*/
/*void PPP_IRQHandler(void)
{
}*/
// TIM6 Update event
#include "stm32f4xx_tim.h"
void TIM6_DAC_IRQHandler(void) {
// work out if it's TIM6 that had the interrupt
if (TIM_GetITStatus(TIM6, TIM_IT_Update) != RESET) {
extern void timer_interrupt(void);
timer_interrupt();
TIM_ClearITPendingBit(TIM6, TIM_IT_Update);
} else {
// it seems we get 2 calls to this interrupt handler, and only 1 is the TIM_IT_Update...
// TODO work out what the other one is, and if we can disable it
//printf("unhandled TIM6_DAC\n");
}
}
#include "std.h"
#include "misc.h"
#include "mpconfig.h"
#include "obj.h"
#include "led.h"
// EXTI
// for USRSW on A13
// for cc3000 on A14
void EXTI15_10_IRQHandler(void) {
// work out if it's A13 that had the interrupt
if (EXTI_GetITStatus(EXTI_Line13) != RESET) {
// this is used just to wake the device
EXTI_ClearITPendingBit(EXTI_Line13);
}
// work out if it's A14 that had the interrupt
if (EXTI_GetITStatus(EXTI_Line14) != RESET) {
led_toggle(PYB_LED_G2);
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");
}
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/