kerneltest/e32test/defrag/perf/t_timer.cpp
author John Imhofe
Mon, 19 Oct 2009 15:55:17 +0100
changeset 0 a41df078684a
permissions -rw-r--r--
Convert Kernelhwsrv package from SFL to EPL kernel\eka\compsupp is subject to the ARM EABI LICENSE userlibandfileserver\fatfilenameconversionplugins\unicodeTables is subject to the Unicode license kernel\eka\kernel\zlib is subject to the zlib license
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// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the License "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// e32test/defrag/perf/t_timer.cpp
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// 
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//
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#define __E32TEST_EXTENSION__
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#include <e32test.h>
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#include <hal.h>
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#include "t_perf.h"
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const TInt CalAttempts = 100;
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void DefragLatency::CalibrateTimer(RTest& aTest)
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	{
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	TInt val = 0;
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	TUint time1, time2;
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	HAL::Get(HAL::EFastCounterFrequency, iFastCounterFreq);
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	///////////////////////////////////////////
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	for (TInt i = 0; i < CalAttempts; i++) 
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		{
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		time1 = GetFastCounter();
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		time2 = GetFastCounter();
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		if (time2 < time1)
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			aTest.Printf(_L("CALIBRATION ERROR !!!!!!!!!!!!11\n"));
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		val += time2 - time1;
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		}
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	iCalDelay = val / CalAttempts;
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	}
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