QPeek.h File Reference

Go to the source code of this file.

Functions
void	vStartQueuePeekTasks (void)
portBASE_TYPE	xAreQueuePeekTasksStillRunning (void)

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Function Documentation

void vStartQueuePeekTasks

(

void

)

Definition at line 107 of file QPeek.c.

References configMINIMAL_STACK_SIZE, portCHAR, portLONG, prvHighestPriorityPeekTask(), prvHighPriorityPeekTask(), prvLowPriorityPeekTask(), prvMediumPriorityPeekTask(), qpeekHIGH_PRIORITY, qpeekHIGHEST_PRIORITY, qpeekLOW_PRIORITY, qpeekMEDIUM_PRIORITY, qpeekQUEUE_LENGTH, vQueueAddToRegistry, xHighestPriorityTask, xHighPriorityTask, xMediumPriorityTask, xQueueCreate(), and xTaskCreate.

{
xQueueHandle xQueue;

    /* Create the queue that we are going to use for the test/demo. */
    xQueue = xQueueCreate( qpeekQUEUE_LENGTH, sizeof( unsigned portLONG ) );

    /* vQueueAddToRegistry() adds the queue to the queue registry, if one is
    in use.  The queue registry is provided as a means for kernel aware 
    debuggers to locate queues and has no purpose if a kernel aware debugger
    is not being used.  The call to vQueueAddToRegistry() will be removed
    by the pre-processor if configQUEUE_REGISTRY_SIZE is not defined or is 
    defined to be less than 1. */
    vQueueAddToRegistry( xQueue, ( signed portCHAR * ) "QPeek_Test_Queue" );

    /* Create the demo tasks and pass it the queue just created.  We are
    passing the queue handle by value so it does not matter that it is declared
    on the stack here. */
    xTaskCreate( prvLowPriorityPeekTask, ( signed portCHAR * )"PeekL", configMINIMAL_STACK_SIZE, ( void * ) xQueue, qpeekLOW_PRIORITY, NULL );
    xTaskCreate( prvMediumPriorityPeekTask, ( signed portCHAR * )"PeekM", configMINIMAL_STACK_SIZE, ( void * ) xQueue, qpeekMEDIUM_PRIORITY, &xMediumPriorityTask );
    xTaskCreate( prvHighPriorityPeekTask, ( signed portCHAR * )"PeekH1", configMINIMAL_STACK_SIZE, ( void * ) xQueue, qpeekHIGH_PRIORITY, &xHighPriorityTask );
    xTaskCreate( prvHighestPriorityPeekTask, ( signed portCHAR * )"PeekH2", configMINIMAL_STACK_SIZE, ( void * ) xQueue, qpeekHIGHEST_PRIORITY, &xHighestPriorityTask );
}

portBASE_TYPE xAreQueuePeekTasksStillRunning

(

void

)

Definition at line 428 of file QPeek.c.

References pdTRUE, portLONG, ulLoopCounter, and xErrorDetected.

{
static unsigned portLONG ulLastLoopCounter = 0;

    /* If the demo task is still running then we expect the loopcounter to
    have incremented since this function was last called. */
    if( ulLastLoopCounter == ulLoopCounter )
    {
        xErrorDetected = pdTRUE;
    }

    ulLastLoopCounter = ulLoopCounter;

    /* Errors detected in the task itself will have latched xErrorDetected
    to true. */

    return !xErrorDetected;
}