sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // e32test/defrag/perf/t_timer.cpp
sl@0: // 
sl@0: //
sl@0: 
sl@0: #define __E32TEST_EXTENSION__
sl@0: #include <e32test.h>
sl@0: #include <hal.h>
sl@0: 
sl@0: #include "t_perf.h"
sl@0: 
sl@0: 
sl@0: const TInt CalAttempts = 100;
sl@0: 
sl@0: void DefragLatency::CalibrateTimer(RTest& aTest)
sl@0: 	{
sl@0: 	TInt val = 0;
sl@0: 	TUint time1, time2;
sl@0: 	
sl@0: 	HAL::Get(HAL::EFastCounterFrequency, iFastCounterFreq);
sl@0: 	
sl@0: 	///////////////////////////////////////////
sl@0: 	for (TInt i = 0; i < CalAttempts; i++) 
sl@0: 		{
sl@0: 		time1 = GetFastCounter();
sl@0: 		time2 = GetFastCounter();
sl@0: 		if (time2 < time1)
sl@0: 			aTest.Printf(_L("CALIBRATION ERROR !!!!!!!!!!!!11\n"));
sl@0: 		val += time2 - time1;
sl@0: 		}
sl@0: 	iCalDelay = val / CalAttempts;
sl@0: 	}
sl@0: