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Tidy up SAM4E NetworkInterface.c.

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This commit is contained in:
Richard Barry 2013-11-17 22:19:54 +00:00
parent c6020ae8b4
commit ad67be1577
1 changed files with 8 additions and 6 deletions
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14
FreeRTOS-Plus/Source/FreeRTOS-Plus-UDP/portable/NetworkInterface/SAM4E/NetworkInterface.c
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@ -40,6 +40,7 @@
/* Standard includes. */
#include <stdint.h>
#include <limits.h>
/* FreeRTOS includes. */
#include "FreeRTOS.h"
@ -126,7 +127,7 @@ portBASE_TYPE xReturn = pdFALSE;
created. */
if( xGMACRxEventSemaphore == NULL )
{
vSemaphoreCreateBinary( xGMACRxEventSemaphore );
xGMACRxEventSemaphore = xSemaphoreCreateCounting( ULONG_MAX, 0 );
#if ipconfigINCLUDE_EXAMPLE_FREERTOS_PLUS_TRACE_CALLS == 1
{
/* If the trace recorder code is included name the semaphore for
@ -169,7 +170,7 @@ static void prvGMACRxCallback( uint32_t ulStatus )
portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;
/* Unblock the deferred interrupt handler task if the event was an Rx. */
if( ulStatus != 0 )
if( ulStatus == GMAC_RSR_REC )
{
xSemaphoreGiveFromISR( xGMACRxEventSemaphore, &xHigherPriorityTaskWoken );
}
@ -216,7 +217,8 @@ static void prvGMACDeferredInterruptHandlerTask( void *pvParameters )
{
xNetworkBufferDescriptor_t *pxNetworkBuffer;
xIPStackEvent_t xRxEvent = { eEthernetRxEvent, NULL };
static const portTickType xBufferWaitDelay = 500UL / portTICK_RATE_MS;
static const portTickType xBufferWaitDelay = 1500UL / portTICK_RATE_MS;
uint32_t ulReturned;
( void ) pvParameters;
configASSERT( xGMACRxEventSemaphore );
@ -231,14 +233,14 @@ static const portTickType xBufferWaitDelay = 500UL / portTICK_RATE_MS;
obtained. */
while( xSemaphoreTake( xGMACRxEventSemaphore, portMAX_DELAY ) == pdFALSE );
/* The buffer filled by the DMA is going to be passed into the IP
stack. Allocate another buffer for the DMA descriptor. */
/* Allocate a buffer to hold the data. */
pxNetworkBuffer = pxNetworkBufferGet( ipTOTAL_ETHERNET_FRAME_SIZE, xBufferWaitDelay );
if( pxNetworkBuffer != NULL )
{
/* At least one packet has been received. */
if( gmac_dev_read( &xGMACStruct, pxNetworkBuffer->pucEthernetBuffer, ipTOTAL_ETHERNET_FRAME_SIZE, ( uint32_t * ) &( pxNetworkBuffer->xDataLength ) ) == GMAC_OK )
ulReturned = gmac_dev_read( &xGMACStruct, pxNetworkBuffer->pucEthernetBuffer, ipTOTAL_ETHERNET_FRAME_SIZE, ( uint32_t * ) &( pxNetworkBuffer->xDataLength ) );
if( ulReturned == GMAC_OK )
{
#if ipconfigETHERNET_DRIVER_FILTERS_FRAME_TYPES == 1
{