void StartThreads(Function wait) {
m_watcher1 = std::thread(wait, std::ref(m_done1));
m_watcher2 = std::thread(wait, std::ref(m_done2));
// Wait briefly to let the lock be unlocked.
ShortSleep();
bool locked = m_mutex.try_lock();
if (locked) m_mutex.unlock();
EXPECT_TRUE(locked)
<< "The condition variable failed to unlock the lock.";
}
void updateNotifierAlarm(void* notifier_pointer, uint64_t triggerTime, int32_t *status)
{
std::lock_guard<priority_recursive_mutex> sync(notifierMutex);
Notifier* notifier = (Notifier*)notifier_pointer;
notifier->triggerTime = triggerTime;
bool wasActive = (closestTrigger != UINT64_MAX);
if (!notifierInterruptMutex.try_lock() || notifierRefCount == 0 ||
!notifierAlarm)
return;
// Update alarm time if closer than current.
if (triggerTime < closestTrigger) {
closestTrigger = triggerTime;
// Simply truncate the hardware trigger time to 32-bit.
notifierAlarm->writeTriggerTime((uint32_t)triggerTime, status);
}
// Enable the alarm. The hardware disables itself after each alarm.
if (!wasActive) notifierAlarm->writeEnable(true, status);
notifierInterruptMutex.unlock();
}
// internal version of updateAlarm used during the alarmCallback when we know
// that the pointer is a valid pointer.
void updateNotifierAlarmInternal(std::shared_ptr<Notifier> notifierPointer,
uint64_t triggerTime, int32_t* status) {
std::lock_guard<priority_recursive_mutex> sync(notifierMutex);
auto notifier = notifierPointer;
// no need for a null check, as this must always be a valid pointer.
notifier->triggerTime = triggerTime;
bool wasActive = (closestTrigger != UINT64_MAX);
if (!notifierInterruptMutex.try_lock() || notifierRefCount == 0 ||
!notifierAlarm)
return;
// Update alarm time if closer than current.
if (triggerTime < closestTrigger) {
closestTrigger = triggerTime;
// Simply truncate the hardware trigger time to 32-bit.
notifierAlarm->writeTriggerTime(static_cast<uint32_t>(triggerTime), status);
}
// Enable the alarm. The hardware disables itself after each alarm.
if (!wasActive) notifierAlarm->writeEnable(true, status);
notifierInterruptMutex.unlock();
}
