blob: 7d8620fe8c205fd2a651b5696169dd5fd9af3dc7 [file] [log] [blame]
#include "FreeRTOS.h"
#include "semphr.h"
#include "task.h"
/* The interrupt entry point. */
void vEMAC_ISR_Wrapper( void ) __attribute__((naked));
/* The function that actually performs the interrupt processing. This must be
separate to the wrapper to ensure the correct stack frame is set up. */
void vEMAC_ISR_Handler( void ) __attribute__((noinline));
extern SemaphoreHandle_t xEMACSemaphore;
void vEMAC_ISR_Handler( void )
portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
/* Clear the interrupt. */
IntClear = 0xffff;
VICVectAddr = 0;
/* Ensure the uIP task is not blocked as data has arrived. */
xSemaphoreGiveFromISR( xEMACSemaphore, &xHigherPriorityTaskWoken );
if( xHigherPriorityTaskWoken )
/* If the uIP task was unblocked then calling "Yield from ISR" here
will ensure the interrupt returns directly to the uIP task, if it
is the highest priority read task. */
void vEMAC_ISR_Wrapper( void )
/* Save the context of the interrupted task. */
/* Call the handler function. This must be separate from the wrapper
function to ensure the correct stack frame is set up. */
__asm volatile( "bl vEMAC_ISR_Handler" );
/* Restore the context of whichever task is going to run next. */