EventBits_t xEventGroupClearBitsFromISR( EventGroupHandle_t xEventGroup, const EventBits_t uxBitsToClear )
{
UBaseType_t uxSavedInterruptStatus;
EventGroup_t *pxEventBits = ( EventGroup_t * ) xEventGroup;
EventBits_t uxReturn;
/* Check the user is not attempting to clear the bits used by the kernel
itself. */
configASSERT( ( uxBitsToClear & eventEVENT_BITS_CONTROL_BYTES ) == 0 );
uxSavedInterruptStatus = portSET_INTERRUPT_MASK_FROM_ISR();
{
traceEVENT_GROUP_CLEAR_BITS_FROM_ISR( xEventGroup, uxBitsToClear );
/* The value returned is the event group value prior to the bits being
cleared. */
uxReturn = pxEventBits->uxEventBits;
/* Clear the bits. */
pxEventBits->uxEventBits &= ~uxBitsToClear;
}
portCLEAR_INTERRUPT_MASK_FROM_ISR( uxSavedInterruptStatus );
return uxReturn;
}
BaseType_t xEventGroupClearBitsFromISR( EventGroupHandle_t xEventGroup, const EventBits_t uxBitsToClear )
{
BaseType_t xReturn;
traceEVENT_GROUP_CLEAR_BITS_FROM_ISR( xEventGroup, uxBitsToClear );
xReturn = xTimerPendFunctionCallFromISR( vEventGroupClearBitsCallback, ( void * ) xEventGroup, ( uint32_t ) uxBitsToClear, NULL );
return xReturn;
}
