1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // f32test\demandpaging\t_ramstress.cpp

    15 // Following this, it requests that the driver continuously attempt 

    16 // to move pages directly.

    17 // Platforms/Drives/Compatibility:

    18 // Hardware only. No defrag support on emulator. 	

    19 // 

    20 //

    21 

    22 //! @SYMTestCaseID				KBASE-t_ramstress-0606

    23 //! @SYMTestType				CT

    24 //! @SYMTestCaseDesc			RAM Defrag background defrag stresser 

    25 //! @SYMPREQ					PREQ308

    26 //! @SYMTestPriority			High

    27 //! @SYMTestActions				t_ramstress loads and opens the logical device driver ("D_RAMSTRESS"). 

    28 //! @SYMTestExpectedResults		Finishes if the system behaves as expected, panics otherwise

    29 //! @SYMTestPriority			High

    30 //! @SYMTestStatus				Implemented

    31 //-------------------------------------------------------------------------------------------------

    32 #include <e32test.h>

    33 #include <u32hal.h>

    34 #include <f32file.h>

    35 #include <hal.h>

    36 #include "t_ramstress.h"

    37 

    38 RTest test(_L("T_RAMSTRESS"));

    39 

    40 RRamStressTestLdd  RamstressLdd;

    41 

    42 

    43 //

    44 // E32Main

    45 //

    46 // Main entry point.

    47 //

    48 

    49 TInt E32Main()

    50 	{

    51 	test.Title();

    52 	test.Start(_L("RAM Defrag background stress testing..."));

    53 

    54 	TBuf<256> args;

    55 	User::CommandLine(args);

    56 	TLex	lex(args);

    57 	TPtrC  token=lex.NextToken();

    58 	if (token.Length() != 0)

    59 		{

    60 		// exit immediately if we are run as part of autotest

    61 		test.End();

    62 		return KErrNone;

    63 		}

    64 

    65 	TInt r = User::LoadLogicalDevice(KRamStressTestLddName);

    66 	test(r==KErrNone || r==KErrAlreadyExists);

    67 	test(RamstressLdd.Open()==KErrNone);

    68 

    69 	TUint zoneCount = 0;

    70 	TInt ret = UserSvr::HalFunction(EHalGroupRam,ERamHalGetZoneCount,&zoneCount,0);

    71 	test(ret == KErrNone);

    72 	test(zoneCount != 0);

    73 

    74 	TUint index;

    75 	TInt iters = 0;

    76 	while (1)

    77 		{

    78 		for (index = 0; index < zoneCount; index ++)

    79 			{

    80 			RamstressLdd.DoMovePagesInZone(index);

    81 			User::AfterHighRes(1000);

    82 			}

    83 		//## mDH make it run forever iters ++;

    84 		if (iters > 1000000)

    85 			{

    86 			break;

    87 			}

    88 		}

    89 	RamstressLdd.Close();

    90 	test.Next(_L("Ram Defrag : Done"));

    91 	test.End();

    92 	return KErrNone;

    93 	}