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: // f32test\demandpaging\t_ramstress.cpp
sl@0: // Following this, it requests that the driver continuously attempt 
sl@0: // to move pages directly.
sl@0: // Platforms/Drives/Compatibility:
sl@0: // Hardware only. No defrag support on emulator. 	
sl@0: // 
sl@0: //
sl@0: 
sl@0: //! @SYMTestCaseID				KBASE-t_ramstress-0606
sl@0: //! @SYMTestType				CT
sl@0: //! @SYMTestCaseDesc			RAM Defrag background defrag stresser 
sl@0: //! @SYMPREQ					PREQ308
sl@0: //! @SYMTestPriority			High
sl@0: //! @SYMTestActions				t_ramstress loads and opens the logical device driver ("D_RAMSTRESS"). 
sl@0: //! @SYMTestExpectedResults		Finishes if the system behaves as expected, panics otherwise
sl@0: //! @SYMTestPriority			High
sl@0: //! @SYMTestStatus				Implemented
sl@0: //-------------------------------------------------------------------------------------------------
sl@0: #include <e32test.h>
sl@0: #include <u32hal.h>
sl@0: #include <f32file.h>
sl@0: #include <e32svr.h>
sl@0: #include <hal.h>
sl@0: #include "t_ramstress.h"
sl@0: 
sl@0: RTest test(_L("T_RAMSTRESS"));
sl@0: 
sl@0: RRamStressTestLdd  RamstressLdd;
sl@0: 
sl@0: 
sl@0: //
sl@0: // E32Main
sl@0: //
sl@0: // Main entry point.
sl@0: //
sl@0: 
sl@0: TInt E32Main()
sl@0: 	{
sl@0: 	test.Title();
sl@0: 	test.Start(_L("RAM Defrag background stress testing..."));
sl@0: 
sl@0: 	TBuf<256> args;
sl@0: 	User::CommandLine(args);
sl@0: 	TLex	lex(args);
sl@0: 	TPtrC  token=lex.NextToken();
sl@0: 	if (token.Length() != 0)
sl@0: 		{
sl@0: 		// exit immediately if we are run as part of autotest
sl@0: 		test.End();
sl@0: 		return KErrNone;
sl@0: 		}
sl@0: 
sl@0: 	TInt r = User::LoadLogicalDevice(KRamStressTestLddName);
sl@0: 	test(r==KErrNone || r==KErrAlreadyExists);
sl@0: 	test(RamstressLdd.Open()==KErrNone);
sl@0: 
sl@0: 	TUint zoneCount = 0;
sl@0: 	TInt ret = UserSvr::HalFunction(EHalGroupRam,ERamHalGetZoneCount,&zoneCount,0);
sl@0: 	test(ret == KErrNone);
sl@0: 	test(zoneCount != 0);
sl@0: 
sl@0: 	TUint index;
sl@0: 	TInt iters = 0;
sl@0: 	while (1)
sl@0: 		{
sl@0: 		for (index = 0; index < zoneCount; index ++)
sl@0: 			{
sl@0: 			RamstressLdd.DoMovePagesInZone(index);
sl@0: 			User::AfterHighRes(1000);
sl@0: 			}
sl@0: 		//## mDH make it run forever iters ++;
sl@0: 		if (iters > 1000000)
sl@0: 			{
sl@0: 			break;
sl@0: 			}
sl@0: 		}
sl@0: 	RamstressLdd.Close();
sl@0: 	test.Next(_L("Ram Defrag : Done"));
sl@0: 	test.End();
sl@0: 	return KErrNone;
sl@0: 	}