URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [ARM7_LPC2368_Eclipse/] [RTOSDemo/] [webserver/] [EMAC_ISR.c] - Rev 867
Go to most recent revision | Compare with Previous | Blame | View Log
#include "FreeRTOS.h" #include "semphr.h" #include "task.h" /* The interrupt entry point. */ void vEMAC_ISR_Wrapper( void ) __attribute__((naked)); /* The handler that does the actual work. */ void vEMAC_ISR_Handler( void ) __attribute__((noinline)); extern xSemaphoreHandle xEMACSemaphore; void vEMAC_ISR_Handler( void ) { portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE; /* Clear the interrupt. */ MAC_INTCLEAR = 0xffff; VICVectAddr = 0; /* Ensure the uIP task is not blocked as data has arrived. */ xSemaphoreGiveFromISR( xEMACSemaphore, &xHigherPriorityTaskWoken ); if( xHigherPriorityTaskWoken ) { /* Giving the semaphore woke a task. */ portYIELD_FROM_ISR(); } } /*-----------------------------------------------------------*/ void vEMAC_ISR_Wrapper( void ) { /* Save the context of the interrupted task. */ portSAVE_CONTEXT(); /* Call the handler. This must be a separate function unless you can guarantee that no stack will be used. */ __asm volatile ( "bl vEMAC_ISR_Handler" ); /* Restore the context of whichever task is going to run next. */ portRESTORE_CONTEXT(); }
Go to most recent revision | Compare with Previous | Blame | View Log