Exemple #1
0
static void mtx5_execute(void) {
  bool_t b;
  tprio_t prio;

  prio = chThdGetPriority();

  b = chMtxTryLock(&m1);
  test_assert(1, b, "already locked");

  b = chMtxTryLock(&m1);
  test_assert(2, !b, "not locked");

  chSysLock();
  chMtxUnlockS();
  chSysUnlock();

  test_assert(3, isempty(&m1.m_queue), "queue not empty");
  test_assert(4, m1.m_owner == NULL, "still owned");
  test_assert(5, chThdGetPriority() == prio, "wrong priority level");
  
  chMtxLock(&m1);
  chMtxUnlockAll();
  test_assert(6, isempty(&m1.m_queue), "queue not empty");
  test_assert(7, m1.m_owner == NULL, "still owned");
}
static void mtx5_execute(void) {

#if !CH_CFG_USE_MUTEXES_RECURSIVE
  bool b;
  tprio_t prio = chThdGetPriorityX();

  b = chMtxTryLock(&m1);
  test_assert(1, b, "already locked");

  b = chMtxTryLock(&m1);
  test_assert(2, !b, "not locked");

  chSysLock();
  chMtxUnlockS(&m1);
  chSysUnlock();

  test_assert(3, queue_isempty(&m1.m_queue), "queue not empty");
  test_assert(4, m1.m_owner == NULL, "still owned");
  test_assert(5, chThdGetPriorityX() == prio, "wrong priority level");
#endif /* !CH_CFG_USE_MUTEXES_RECURSIVE */
  
  chMtxLock(&m1);
  chMtxUnlockAll();
  test_assert(6, queue_isempty(&m1.m_queue), "queue not empty");
  test_assert(7, m1.m_owner == NULL, "still owned");
}
static void test_005_005_execute(void) {
  bool b;
  tprio_t prio;

  /* [5.5.1] Getting current thread priority for later checks.*/
  test_set_step(1);
  {
    prio = chThdGetPriorityX();
  }

  /* [5.5.2] Locking the mutex first time, it must be possible because
     it is not owned.*/
  test_set_step(2);
  {
    b = chMtxTryLock(&m1);
    test_assert(b, "already locked");
  }

  /* [5.5.3] Locking the mutex second time, it must fail because it is
     already owned.*/
  test_set_step(3);
  {
    b = chMtxTryLock(&m1);
    test_assert(!b, "not locked");
  }

  /* [5.5.4] Unlocking the mutex then it must not be owned anymore and
     the queue must be empty.*/
  test_set_step(4);
  {
    chMtxUnlock(&m1);
    test_assert(m1.owner == NULL, "still owned");
    test_assert(queue_isempty(&m1.queue), "queue not empty");
  }

  /* [5.5.5] Testing that priority has not changed after operations.*/
  test_set_step(5);
  {
    test_assert(chThdGetPriorityX() == prio, "wrong priority level");
  }

  /* [5.5.6] Testing chMtxUnlockAll() behavior.*/
  test_set_step(6);
  {
    b = chMtxTryLock(&m1);
    test_assert(b, "already locked");
    b = chMtxTryLock(&m1);
    test_assert(!b, "not locked");

    chMtxUnlockAll();
    test_assert(m1.owner == NULL, "still owned");
    test_assert(queue_isempty(&m1.queue), "queue not empty");
  }

  /* [5.5.7] Testing that priority has not changed after operations.*/
  test_set_step(7);
  {
    test_assert(chThdGetPriorityX() == prio, "wrong priority level");
  }
}
Exemple #4
0
static msg_t clarityMgmtResponseMonitoringThd(void *arg)
{
    uint32_t attempts = 0;

    (void)arg;
    
    #if CH_USE_REGISTRY == TRUE
    chRegSetThreadName(__FUNCTION__);
    #endif

    while (chThdShouldTerminate() == FALSE)
    {
        if (chMtxTryLock(cc3000Mtx) == TRUE)
        {
            chMtxUnlock();
            attempts = 0;
        }
        else 
        {
            attempts++;
            if (attempts == CC3000_MUTEX_POLL_COUNT)
            {
                unresponsiveCb();
            }
        }

        chThdSleep(MS2ST(CC3000_MUTEX_POLL_TIME_MS));
    }
    return CLARITY_SUCCESS;
}
/**
 * @brief   Send a 'FrameStruct' type pointer via serial
 * @details If a sync happens the serial sending blocked by a mutex variable
 *          and the frame which need to be sent will lost.
 *
 * @param[in] driver    DataLinkLayer driver structure
 * @param[in] frame     The frame which need to be sent
 *
 */
bool DLLSendSingleFrameSerial(DLLDriver *driver, FrameStruct *Frame){
  bool IsLocked = chMtxTryLock(&driver->DLLSerialSendMutex);
  if(IsLocked){
    sdWrite(driver->config->SDriver, Frame, FRAME_SIZE_BYTE);
    palTogglePad(GPIOB, GPIOB_LED1);
    chMtxUnlock(&driver->DLLSerialSendMutex);
  }
  return IsLocked;
}
Exemple #6
0
bool Mutex::tryLock(void) {

    return chMtxTryLock(&mutex);
}
static void test_005_006_execute(void) {
  bool b;
  tprio_t prio;

  /* [5.6.1] Getting current thread priority for later checks.*/
  test_set_step(1);
  {
    prio = chThdGetPriorityX();
  }

  /* [5.6.2] Locking the mutex first time, it must be possible because
     it is not owned.*/
  test_set_step(2);
  {
    b = chMtxTryLock(&m1);
    test_assert(b, "already locked");
  }

  /* [5.6.3] Locking the mutex second time, it must be possible because
     it is recursive.*/
  test_set_step(3);
  {
    b = chMtxTryLock(&m1);
    test_assert(b, "already locked");
  }

  /* [5.6.4] Unlocking the mutex then it must be still owned because
     recursivity.*/
  test_set_step(4);
  {
    chMtxUnlock(&m1);
    test_assert(m1.owner != NULL, "not owned");
  }

  /* [5.6.5] Unlocking the mutex then it must not be owned anymore and
     the queue must be empty.*/
  test_set_step(5);
  {
    chMtxUnlock(&m1);
    test_assert(m1.owner == NULL, "still owned");
    test_assert(queue_isempty(&m1.queue), "queue not empty");
  }

  /* [5.6.6] Testing that priority has not changed after operations.*/
  test_set_step(6);
  {
    test_assert(chThdGetPriorityX() == prio, "wrong priority level");
  }

  /* [5.6.7] Testing consecutive chMtxTryLock()/chMtxTryLockS() calls
     and a final chMtxUnlockAllS().*/
  test_set_step(7);
  {
    b = chMtxTryLock(&m1);
    test_assert(b, "already locked");
    chSysLock();
    b = chMtxTryLockS(&m1);
    chSysUnlock();
    test_assert(b, "already locked");
    test_assert(m1.cnt == 2, "invalid recursion counter");
    chSysLock();
    chMtxUnlockAllS();
    chSysUnlock();
    test_assert(m1.owner == NULL, "still owned");
    test_assert(queue_isempty(&m1.queue), "queue not empty");
    test_assert(m1.cnt == 0, "invalid recursion counter");
  }

  /* [5.6.8] Testing consecutive chMtxLock()/chMtxLockS() calls and a
     final chMtxUnlockAll().*/
  test_set_step(8);
  {
    chMtxLock(&m1);
    test_assert(m1.owner != NULL, "not owned");
    chSysLock();
    chMtxLockS(&m1);
    chSysUnlock();
    test_assert(m1.owner != NULL, "not owned");
    test_assert(m1.cnt == 2, "invalid recursion counter");
    chMtxUnlockAll();
    test_assert(m1.owner == NULL, "still owned");
    test_assert(queue_isempty(&m1.queue), "queue not empty");
    test_assert(m1.cnt == 0, "invalid recursion counter");
  }

  /* [5.6.9] Testing that priority has not changed after operations.*/
  test_set_step(9);
  {
    test_assert(chThdGetPriorityX() == prio, "wrong priority level");
  }
}