Method Async

pcsx2/DEV9/ATA/ATA_State.cpp:514–553

}

void ATA::Async(uint cycles)
{
	if (!hddImage)
		return;

	if ((regStatus & (ATA_STAT_BUSY | ATA_STAT_DRQ)) == 0 ||
		awaitFlush || (waitingCmd != nullptr))
	{
		{
			std::lock_guard ioSignallock(ioMutex);
			if (ioRead || ioWrite)
				//IO Running
				return;
		}

		//Note, ioThread may still be working.
		if (waitingCmd != nullptr) //Are we waiting to continue a command?
		{
			//Log_Info("Running waiting command");
			void (ATA::*cmd)() = waitingCmd;
			waitingCmd = nullptr;
			(this->*cmd)();
		}
		else if (!writeQueue.IsQueueEmpty()) //Flush cache
		{
			//Log_Info("Starting async write");
			{
				std::lock_guard ioSignallock(ioMutex);
				ioWrite = true;
			}
			ioReady.notify_all();
		}
		else if (awaitFlush) //Fire IRQ on flush completion?
		{
			//Log_Info("Flush done, raise IRQ");
			awaitFlush = false;
			PostCmdNoData();
		}
	}
}

s64 ATA::HDD_GetLBA()
{