void ABlockQ::StartBlockingQueueTasks(CCheckTask *pCheckTask, UBaseType_t nPriority) {
const UBaseType_t uxQueueSize1 = 1, uxQueueSize5 = 5;
const TickType_t xBlockTime = ( TickType_t ) 1000 / portTICK_PERIOD_MS;
const TickType_t xDontBlock = ( TickType_t ) 0;
// Create the first two tasks as described at the top of the file.
// Create the queue used by the first two tasks to pass the incrementing number.
static CQueue queue1;
queue1.Create(uxQueueSize1, (UBaseType_t) sizeof(unsigned short));
static CBlockQConsumer consumer1Task(pCheckTask, &queue1, &s_sBlockingConsumerCount[0], xBlockTime);
static CBlockQProducer producer1Task(pCheckTask, &queue1, &s_sBlockingProducerCount[0], xDontBlock);
//Note the producer has a lower priority than the consumer when the tasks are spawned.
consumer1Task.Create("QConsB1", blckqSTACK_SIZE, nPriority);
producer1Task.Create("QProdB2", blckqSTACK_SIZE, tskIDLE_PRIORITY);
// Create the second two tasks as described at the top of the file. This uses
// the same mechanism but reverses the task priorities.
static CQueue queue2;
queue2.Create(uxQueueSize1, (UBaseType_t) sizeof(unsigned short));
static CBlockQConsumer consumer2Task(pCheckTask, &queue2, &s_sBlockingConsumerCount[1], xDontBlock);
static CBlockQProducer producer2Task(pCheckTask, &queue2, &s_sBlockingProducerCount[1], xBlockTime);
consumer2Task.Create("QProdB3", blckqSTACK_SIZE, tskIDLE_PRIORITY);
producer2Task.Create("QConsB4", blckqSTACK_SIZE, nPriority);
// Create the last two tasks as described above. The mechanism is again just
// the same. This time both parameter structures are given a block time.
static CQueue queue3;
queue3.Create(uxQueueSize5, (UBaseType_t) sizeof(unsigned short));
static CBlockQProducer producer3Task(pCheckTask, &queue3, &s_sBlockingProducerCount[2], xBlockTime);
static CBlockQConsumer consumer3Task(pCheckTask, &queue3, &s_sBlockingConsumerCount[2], xBlockTime);
producer3Task.Create("QProdB5", blckqSTACK_SIZE, tskIDLE_PRIORITY);
consumer3Task.Create("QConsB6", blckqSTACK_SIZE, tskIDLE_PRIORITY);
}
void APollQ::StartPolledQueueTasks(CCheckTask *pCheckTask, UBaseType_t nPriority ) {
static CQueue queue;
/* Create the queue used by the producer and consumer. */
queue.Create(pollqQUEUE_SIZE, (UBaseType_t) sizeof(unsigned short));
/* 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. */
queue.AddToRegistry("Poll_Test_Queue");
/* Spawn the producer and consumer. */
static CPollQConsumer consumer(pCheckTask, &queue);
consumer.Create("QConsNB", pollqSTACK_SIZE, nPriority);
static CPollQProducer producer(pCheckTask, &queue);
producer.Create("QProdNB", pollqSTACK_SIZE, nPriority);
}