kerneltest/e32test/demandpaging/t_wdpsoak.cpp
changeset 43 96e5fb8b040d
equal deleted inserted replaced
-1:000000000000 43:96e5fb8b040d
       
     1 // Copyright (c) 2005-2009 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 // e32test\mmu\t_wdpsoak.cpp
       
    15 // 
       
    16 //
       
    17 
       
    18 #define __E32TEST_EXTENSION__
       
    19 #include <e32test.h>
       
    20 #include <dptest.h>
       
    21 #include <hal.h>
       
    22 #include "../mmu/mmudetect.h"
       
    23 #include "../mmu/freeram.h"
       
    24 
       
    25 #define MAX_CHUNKS	10
       
    26 #define PRINT(string) if (!gQuiet) test.Printf(string)
       
    27 #define PRINT1(string,param) if (!gQuiet) test.Printf(string,param)
       
    28 #define TESTNEXT(string) if (!gQuiet) test.Next(string)
       
    29 
       
    30 //------------globals---------------------
       
    31 LOCAL_D RTest test(_L("T_WDPSOAK"));
       
    32 LOCAL_D TInt gPageSize = 0;
       
    33 LOCAL_D TUint gChunkSize = 0;		// default chunk size
       
    34 LOCAL_D RChunk gChunk[MAX_CHUNKS];
       
    35 LOCAL_D TUint gNextChunk = 0;
       
    36 LOCAL_D TBool gQuiet = EFalse;
       
    37 LOCAL_D TUint gPeriod = 0;
       
    38 LOCAL_D TUint gMin = 0;
       
    39 LOCAL_D TUint gMax = 0;
       
    40 LOCAL_D TUint gMemScheme = 0;
       
    41 
       
    42 const TUint32 KFlushQuietLimit = 100000;
       
    43 
       
    44 TUint64 SwapFree()
       
    45 	{
       
    46 	SVMSwapInfo swapInfo;
       
    47 	test_KErrNone(UserSvr::HalFunction(EHalGroupVM, EVMHalGetSwapInfo, &swapInfo, 0));
       
    48 	
       
    49 	return swapInfo.iSwapFree;
       
    50 	}
       
    51 
       
    52 TUint64 SwapSize()
       
    53 	{
       
    54 	SVMSwapInfo swapInfo;
       
    55 	test_KErrNone(UserSvr::HalFunction(EHalGroupVM, EVMHalGetSwapInfo, &swapInfo, 0));
       
    56 	
       
    57 	return swapInfo.iSwapSize;
       
    58 	}
       
    59 
       
    60 void CacheSize(TUint aMin, TUint aMax)
       
    61 	{
       
    62 	SVMCacheInfo info;
       
    63 	if (UserSvr::HalFunction(EHalGroupVM,EVMHalGetCacheSize,&info,0) != KErrNone)
       
    64 		{
       
    65 		return;
       
    66 		}
       
    67 	
       
    68 	if (aMin > 0 || aMax > 0)
       
    69 		{
       
    70 		if (aMin > 0)
       
    71 			{
       
    72 			info.iMinSize = aMin;
       
    73 			}
       
    74 		if (aMax > 0)
       
    75 			{
       
    76 			info.iMaxSize = aMax;
       
    77 			}
       
    78 		UserSvr::HalFunction(EHalGroupVM,EVMHalSetCacheSize,(TAny*)info.iMinSize,(TAny*)info.iMaxSize);
       
    79 		if (UserSvr::HalFunction(EHalGroupVM,EVMHalGetCacheSize,&info,0) != KErrNone)
       
    80 			{
       
    81 			return;
       
    82 			}
       
    83 		}
       
    84 
       
    85 	PRINT1(_L("Paging Cache min size %d"),info.iMinSize);
       
    86 	PRINT1(_L("  max size %d"),info.iMaxSize);
       
    87 	PRINT1(_L("  current size %d\n"),info.iCurrentSize);
       
    88 	}
       
    89 
       
    90 void ShowMemoryUse()
       
    91 	{
       
    92 	PRINT1(_L("RAM free 0x%08X bytes"),FreeRam());
       
    93 	PRINT1(_L("  Swap free 0x%08X bytes\n"),SwapFree());
       
    94 
       
    95 	TPckgBuf<DPTest::TEventInfo> infoBuf;
       
    96 	TInt r = UserSvr::HalFunction(EHalGroupVM,EVMHalGetEventInfo,&infoBuf,0);
       
    97 	if (r!=KErrNone)
       
    98 		{
       
    99 		return;
       
   100 		}
       
   101 	PRINT1(_L("Page fault count %d"),infoBuf().iPageFaultCount);
       
   102 	PRINT1(_L("  Page IN count %d\n"),infoBuf().iPageInReadCount);
       
   103 
       
   104 	return;
       
   105 	}
       
   106 
       
   107 void ShowHelp()
       
   108 	{
       
   109 	PRINT(_L("***************************************\n"));
       
   110 	PRINT(_L("The following are immediate commands\n"));
       
   111 	PRINT(_L("F       flush the paging cache\n"));
       
   112 	PRINT(_L("I       show memory information\n"));
       
   113 	PRINT(_L("?       show this help\n"));
       
   114 	PRINT(_L("Rn      read all pages of chunk n\n"));
       
   115 	PRINT(_L("Wn      write all pages of chunk n\n"));
       
   116 	PRINT(_L("Mn      periodic memory scheme n\n"));
       
   117 	PRINT(_L("The following require a <CR> termination\n"));
       
   118 	PRINT(_L("C=nnnn  create a chunnk of size nnnn\n"));
       
   119 	PRINT(_L("L=nnnn  paging cache min size nnnn\n"));
       
   120 	PRINT(_L("H=nnnn  paging cache max size nnnn\n"));
       
   121 	PRINT(_L("P=nnnn  periodic flush/memory scheme nnnn microseconds\n"));
       
   122 	PRINT(_L("Esc     to exit\n"));
       
   123 	PRINT(_L("***************************************\n"));
       
   124 	}
       
   125 
       
   126 void CreateChunk(RChunk * aChunk, TUint aSize)
       
   127 	{
       
   128 	TESTNEXT(_L("Creating a paged chunk"));
       
   129 	TChunkCreateInfo createInfo;
       
   130 	PRINT1(_L("Creating chunk size 0x%08X bytes "),aSize);
       
   131 	PRINT1(_L("at index %d\n"),gNextChunk);
       
   132 	createInfo.SetPaging(TChunkCreateInfo::EPaged);
       
   133 	createInfo.SetNormal(aSize,aSize);
       
   134 	test_KErrNone(aChunk->Create(createInfo));
       
   135 	}
       
   136 
       
   137 void ReadChunk(RChunk * aChunk)
       
   138 	{
       
   139 	TESTNEXT(_L("Reading from each page of chunk"));
       
   140 	TUint8* chunkBase = aChunk->Base();
       
   141 	
       
   142 	TUint8 chunkVal = 0;
       
   143 	for (TInt i = 0; i < aChunk->Size(); i += gPageSize)
       
   144 		{
       
   145 		chunkVal = * (chunkBase + i);
       
   146 		}
       
   147 	
       
   148 	// only needed to remove compiler warning on unused variable
       
   149 	if (chunkVal)
       
   150 		chunkVal = 0;
       
   151 	
       
   152 	return;
       
   153 	}
       
   154 
       
   155 void WriteChunk(RChunk * aChunk, TUint8 aValue = 0)
       
   156 	{
       
   157 	static TUint8 lastWriteValue = 1;
       
   158 	TESTNEXT(_L("Writing to each page of chunk"));
       
   159 	TUint8* chunkBase = aChunk->Base();
       
   160 	
       
   161 	lastWriteValue = (TUint8)(aValue == 0 ? lastWriteValue + 1 : aValue);
       
   162 	for (TInt i = 0; i < aChunk->Size(); i += gPageSize)
       
   163 		{
       
   164 		* (chunkBase + i) = lastWriteValue;
       
   165 		}
       
   166 
       
   167 	return;
       
   168 	}
       
   169 
       
   170 void ParseCommandLine ()
       
   171 	{
       
   172 	TBuf<64> c;
       
   173 	
       
   174 	User::CommandLine(c);
       
   175 	c.LowerCase();
       
   176 
       
   177 	if (c != KNullDesC)
       
   178 		{
       
   179 		TLex lex(c);
       
   180 		TPtrC token;
       
   181 
       
   182 		while (token.Set(lex.NextToken()), token != KNullDesC)
       
   183 			{
       
   184 			if (token.Mid(0) == _L("quiet"))
       
   185 				{
       
   186 				gQuiet = ETrue;
       
   187 				continue;
       
   188 				}
       
   189 
       
   190 			if (token.Mid(0) == _L("verbose"))
       
   191 				{
       
   192 				gQuiet = EFalse;
       
   193 				continue;
       
   194 				}
       
   195 
       
   196 			if (token.Left(5) == _L("chunk"))
       
   197 				{
       
   198 				TInt equalPos;
       
   199 				equalPos = token.Locate('=');
       
   200 				if (equalPos > 0 && (equalPos+1) < token.Length())
       
   201 					{
       
   202 					TLex lexNum(token.Mid(equalPos+1));
       
   203 					lexNum.Val(gChunkSize,EDecimal);	
       
   204 					}
       
   205 				continue;
       
   206 				}
       
   207 
       
   208 			if (token.Left(3) == _L("low"))
       
   209 				{
       
   210 				TInt equalPos;
       
   211 				equalPos = token.Locate('=');
       
   212 				if (equalPos > 0 && (equalPos+1) < token.Length())
       
   213 					{
       
   214 					TLex lexNum(token.Mid(equalPos+1));
       
   215 					lexNum.Val(gMin,EDecimal);	
       
   216 					}
       
   217 				continue;
       
   218 				}
       
   219 
       
   220 			if (token.Left(5) == _L("high"))
       
   221 				{
       
   222 				TInt equalPos;
       
   223 				equalPos = token.Locate('=');
       
   224 				if (equalPos > 0 && (equalPos+1) < token.Length())
       
   225 					{
       
   226 					TLex lexNum(token.Mid(equalPos+1));
       
   227 					lexNum.Val(gMax,EDecimal);	
       
   228 					}
       
   229 				continue;
       
   230 				}
       
   231 
       
   232 			if (token.Left(6) == _L("period"))
       
   233 				{
       
   234 				TInt equalPos;
       
   235 				equalPos = token.Locate('=');
       
   236 				if (equalPos > 0 && (equalPos+1) < token.Length())
       
   237 					{
       
   238 					TLex lexNum(token.Mid(equalPos+1));
       
   239 					lexNum.Val(gPeriod,EDecimal);	
       
   240 					}
       
   241 				continue;
       
   242 				}
       
   243 
       
   244 			if (token.Left(3) == _L("mem"))
       
   245 				{
       
   246 				TInt equalPos;
       
   247 				equalPos = token.Locate('=');
       
   248 				if (equalPos > 0 && (equalPos+1) < token.Length())
       
   249 					{
       
   250 					TLex lexNum(token.Mid(equalPos+1));
       
   251 					lexNum.Val(gMemScheme,EDecimal);	
       
   252 					}
       
   253 				continue;
       
   254 				}
       
   255 
       
   256 			}
       
   257 		}
       
   258 	}
       
   259 
       
   260 enum TimerActions
       
   261 	{
       
   262 	ENoaction = 0,
       
   263 	EFlush = 1,
       
   264 	EFlushQuiet = 2,
       
   265 	EMemScheme1 = 1 << 4,
       
   266 	EMemScheme2 = 2 << 4,
       
   267 	EMemScheme3 = 3 << 4,
       
   268 	EMemScheme4 = 4 << 4,
       
   269 	};
       
   270 
       
   271 // CActive class to monitor KeyStrokes from User
       
   272 class CActiveConsole : public CActive
       
   273 	{
       
   274 public:
       
   275 	CActiveConsole();
       
   276 	~CActiveConsole();
       
   277 	void GetCharacter();
       
   278 	static TInt Callback(TAny* aCtrl);
       
   279 
       
   280 private:
       
   281 	CPeriodic*	iTimer;
       
   282 	TChar iCmdGetValue;
       
   283 	TBool iGetHexValue;
       
   284 	TBool iPrompt;
       
   285 	TChar iLastChar;
       
   286 	TUint iValue;
       
   287 	TUint16 iActions;
       
   288 	TUint32 iPeriod;
       
   289 	
       
   290 	// Defined as pure virtual by CActive;
       
   291 	// implementation provided by this class.
       
   292 	virtual void DoCancel();
       
   293 	// Defined as pure virtual by CActive;
       
   294 	// implementation provided by this class,
       
   295 	virtual void RunL();
       
   296 	void ProcessKeyPressL(TChar aChar);
       
   297 	void ProcessValue();
       
   298 	};
       
   299 
       
   300 // Class CActiveConsole
       
   301 CActiveConsole::CActiveConsole()
       
   302 	: CActive(EPriorityHigh)
       
   303 	{
       
   304 	CActiveScheduler::Add(this);
       
   305 
       
   306     iTimer = CPeriodic::NewL(EPriorityNormal);
       
   307     iActions = ENoaction;
       
   308     iPrompt = ETrue;
       
   309     iPeriod = 0;
       
   310  	if (gPeriod > 0)
       
   311 		{
       
   312 		if (gMemScheme > 0)
       
   313 			{
       
   314 			iActions = (TUint16)(gMemScheme << 4);			
       
   315 			}
       
   316 		else
       
   317 			{
       
   318 			iActions = (TUint16)(gPeriod < KFlushQuietLimit ? EFlushQuiet : EFlush);
       
   319 			}
       
   320 		iPeriod = gPeriod;
       
   321 	    iTimer->Start(0,gPeriod,TCallBack(Callback,this));
       
   322 		}
       
   323 	}
       
   324 
       
   325 CActiveConsole::~CActiveConsole()
       
   326 	{
       
   327     iTimer->Cancel();
       
   328     delete iTimer;
       
   329 
       
   330     Cancel();
       
   331 	}
       
   332 
       
   333 // Callback function for timer expiry
       
   334 TInt CActiveConsole::Callback(TAny* aControl)
       
   335 	{
       
   336 	switch (((CActiveConsole*)aControl)->iActions & 0x0F)
       
   337 		{
       
   338 		case ENoaction :
       
   339 			break;
       
   340 
       
   341 		case EFlush :
       
   342 			PRINT(_L("Flush\n"));
       
   343 			// drop through to quiet 
       
   344 			
       
   345 		case EFlushQuiet :
       
   346 			test_KErrNone(DPTest::FlushCache());
       
   347 			break;
       
   348 			
       
   349 		default	:
       
   350 			break;
       
   351 		}
       
   352 
       
   353 	switch (((CActiveConsole*)aControl)->iActions & 0xF0)
       
   354 		{
       
   355 		TUint i;
       
   356 		case EMemScheme1 :
       
   357 			for (i = 0; i < gNextChunk; i++)
       
   358 				ReadChunk (&gChunk[i]);						
       
   359 			break;
       
   360 
       
   361 		case EMemScheme2 :
       
   362 			for (i = 0; i < gNextChunk; i++)
       
   363 				WriteChunk (&gChunk[i]);						
       
   364 			break;
       
   365 
       
   366 		default	:
       
   367 			break;
       
   368 		}
       
   369 	
       
   370 	return KErrNone;
       
   371 	}
       
   372 
       
   373 void CActiveConsole::GetCharacter()
       
   374 	{
       
   375 	if (iPrompt)
       
   376 		{
       
   377 		PRINT(_L("***Command (F,I,Q,V,?,Rn,Wn,Mn,C=nnnnn,H=nnnn,L=nnnn,P=nnnn) or Esc to exit ***\n"));
       
   378 		iPrompt = EFalse;
       
   379 		}
       
   380 	test.Console()->Read(iStatus);
       
   381 	SetActive();
       
   382 	}
       
   383 
       
   384 void CActiveConsole::DoCancel()
       
   385 	{
       
   386 	PRINT(_L("CActiveConsole::DoCancel\n"));
       
   387 	test.Console()->ReadCancel();
       
   388 	}
       
   389 
       
   390 void CActiveConsole::ProcessKeyPressL(TChar aChar)
       
   391 	{
       
   392 	if (aChar == EKeyEscape)
       
   393 		{
       
   394 		PRINT(_L("CActiveConsole: ESC key pressed -> stopping active scheduler...\n"));
       
   395 		CActiveScheduler::Stop();
       
   396 		return;
       
   397 		}
       
   398 	aChar.UpperCase();
       
   399 	if (iCmdGetValue != 0 && aChar == '\r')
       
   400 		{
       
   401 		if (iLastChar == 'K')
       
   402 			{
       
   403 			iValue *= iGetHexValue ? 0x400 : 1000;
       
   404 			}
       
   405 		if (iLastChar == 'M')
       
   406 			{
       
   407 			iValue *= iGetHexValue ? 0x10000 : 1000000;
       
   408 			}
       
   409 		PRINT1(_L("CActiveConsole: Value %d\n"),iValue);
       
   410 		ProcessValue();
       
   411 		}
       
   412 	if (iCmdGetValue != 0 )
       
   413 		{
       
   414 		if (iGetHexValue)
       
   415 			{
       
   416 			if (aChar.IsDigit())
       
   417 				{
       
   418 				iValue = iValue * 16 + aChar.GetNumericValue();
       
   419 			}
       
   420 			else
       
   421 				{
       
   422 				if (aChar.IsHexDigit())
       
   423 					{
       
   424 					iValue = iValue * 16 + (TUint)aChar - 'A' + 10;
       
   425 					}
       
   426 				else
       
   427 					{
       
   428 						if (aChar != 'K' && aChar != 'M')
       
   429 						{
       
   430 						PRINT(_L("Illegal hexadecimal character - Enter command\n"));
       
   431 						iCmdGetValue = 0;
       
   432 						}
       
   433 					}
       
   434 				}
       
   435 			}
       
   436 		else
       
   437 			{
       
   438 			if (aChar.IsDigit())
       
   439 				{
       
   440 				iValue = iValue * 10 + aChar.GetNumericValue();
       
   441 				}
       
   442 			else
       
   443 				{
       
   444 				if ((aChar == 'X') && (iLastChar == '0') && (iValue == 0))
       
   445 					iGetHexValue = ETrue;
       
   446 				else
       
   447 					{
       
   448 					if (aChar != 'K' && aChar != 'M')
       
   449 						{
       
   450 						test.Printf(_L("Illegal decimal character - Enter command\n"));
       
   451 						iCmdGetValue = 0;							
       
   452 						}
       
   453 					}
       
   454 				}
       
   455 			}
       
   456 		}
       
   457 	else
       
   458 		{
       
   459 		switch (aChar)
       
   460 			{
       
   461 			case 'F' :
       
   462 				TESTNEXT(_L("Flushing Cache"));
       
   463 				test_KErrNone(DPTest::FlushCache());
       
   464 				ShowMemoryUse();
       
   465 				iPrompt = ETrue;
       
   466 				break;
       
   467 				
       
   468 			case 'I' :
       
   469 				CacheSize(0,0);
       
   470 				ShowMemoryUse();
       
   471 				iPrompt = ETrue;
       
   472 				break;
       
   473 	
       
   474 			case 'Q' :
       
   475 				gQuiet = ETrue;
       
   476 				iPrompt = ETrue;
       
   477 				break;
       
   478 
       
   479 			case 'V' :
       
   480 				gQuiet = EFalse;
       
   481 				iPrompt = ETrue;
       
   482 				break;
       
   483 				
       
   484 			case '?' :
       
   485 				ShowHelp();
       
   486 				break;
       
   487 
       
   488 			case '=' :
       
   489 				iCmdGetValue = iLastChar;
       
   490 				iGetHexValue = EFalse;
       
   491 				iValue = 0;
       
   492 				break;
       
   493 						
       
   494 			default :
       
   495 				if (aChar.IsDigit())
       
   496 					{
       
   497 					if (iLastChar == 'R')
       
   498 						{
       
   499 						if (aChar.GetNumericValue() < (TInt)gNextChunk)
       
   500 							{
       
   501 							ReadChunk (&gChunk[aChar.GetNumericValue()]);			
       
   502 							}
       
   503 						else
       
   504 							{
       
   505 							for (TUint i = 0; i < gNextChunk; i++)
       
   506 								ReadChunk (&gChunk[i]);			
       
   507 							}
       
   508 						iPrompt = ETrue;
       
   509 						}				
       
   510 					if (iLastChar == 'W')
       
   511 						{
       
   512 						if (aChar.GetNumericValue() < (TInt)gNextChunk)
       
   513 							{
       
   514 							WriteChunk (&gChunk[aChar.GetNumericValue()]);			
       
   515 							}
       
   516 						else
       
   517 							{
       
   518 							for (TUint i = 0; i < gNextChunk; i++)
       
   519 								WriteChunk (&gChunk[i]);			
       
   520 							}
       
   521 						iPrompt = ETrue;
       
   522 						}
       
   523 					if (iLastChar == 'M')
       
   524 						{
       
   525 						if (aChar.GetNumericValue() == 0)
       
   526 							{
       
   527 							iActions = (TUint16)(iPeriod < KFlushQuietLimit ? EFlushQuiet : EFlush);							
       
   528 							}
       
   529 						else
       
   530 							{
       
   531 							iActions = (TUint16)(aChar.GetNumericValue() << 4);							
       
   532 							}
       
   533 						iPrompt = ETrue;
       
   534 						}
       
   535 					}
       
   536 				break;
       
   537 			}
       
   538 		}
       
   539 	iLastChar = aChar;
       
   540 	GetCharacter();
       
   541 	return;
       
   542 	}
       
   543 
       
   544 void CActiveConsole::ProcessValue()
       
   545 	{
       
   546 	switch (iCmdGetValue)
       
   547 		{
       
   548 		case 'C' :
       
   549 			if (iValue > 0 && gNextChunk < MAX_CHUNKS)
       
   550 				{
       
   551 				CreateChunk (&gChunk[gNextChunk], iValue);
       
   552 				ReadChunk (&gChunk[gNextChunk]);
       
   553 				ShowMemoryUse();				
       
   554 				gNextChunk++;
       
   555 				}
       
   556 			break;
       
   557 
       
   558 		case 'H' :
       
   559 			CacheSize (0,iValue);
       
   560 			break;
       
   561 			
       
   562 		case 'L' :
       
   563 			CacheSize (iValue,0);
       
   564 			break;
       
   565 
       
   566 		case 'P' :
       
   567 			iPeriod = iValue;
       
   568 			iActions = (TUint16)(iValue < KFlushQuietLimit ? EFlushQuiet : EFlush);
       
   569 			iTimer->Cancel();
       
   570 			if (iValue > 0)
       
   571 				{
       
   572 				iTimer->Start(0,iValue,TCallBack(Callback,this));
       
   573 				}
       
   574 			break;	
       
   575 
       
   576 		default :
       
   577 			break;
       
   578 		}
       
   579 	iCmdGetValue = 0;
       
   580 	iPrompt = ETrue;
       
   581 	}
       
   582 
       
   583 void CActiveConsole::RunL()
       
   584 	{
       
   585 	ProcessKeyPressL(static_cast<TChar>(test.Console()->KeyCode()));
       
   586 	}
       
   587 
       
   588 TInt E32Main()
       
   589 	{
       
   590 	test.Title();
       
   591 	test.Start(_L("Writable Data Paging Soak Test"));
       
   592 
       
   593 	ParseCommandLine();
       
   594 	
       
   595 	if (DPTest::Attributes() & DPTest::ERomPaging)
       
   596 		test.Printf(_L("Rom paging supported\n"));
       
   597 	if (DPTest::Attributes() & DPTest::ECodePaging)
       
   598 		test.Printf(_L("Code paging supported\n"));
       
   599 	if (DPTest::Attributes() & DPTest::EDataPaging)
       
   600 		test.Printf(_L("Data paging supported\n"));
       
   601 
       
   602 	TInt totalRamSize;
       
   603 	HAL::Get(HAL::EMemoryRAM,totalRamSize);
       
   604 	HAL::Get(HAL::EMemoryPageSize,gPageSize);
       
   605 	test.Printf(_L("Total RAM size 0x%08X bytes"),totalRamSize);
       
   606 	test.Printf(_L("  Swap size 0x%08X bytes"),SwapSize());
       
   607 	test.Printf(_L("  Page size 0x%08X bytes\n"),gPageSize);
       
   608 	CacheSize(gMin,gMax);
       
   609 
       
   610 	if ((DPTest::Attributes() & DPTest::EDataPaging) == 0)
       
   611 		{
       
   612 		test.Printf(_L("Writable Demand Paging not supported\n"));
       
   613 		test.End();
       
   614 		return 0;
       
   615 		}
       
   616 
       
   617 	ShowMemoryUse();
       
   618 
       
   619 	//User::SetDebugMask(0x00000008);		//KMMU
       
   620 	//User::SetDebugMask(0x00000080);		//KEXEC
       
   621 	//User::SetDebugMask(0x90000000);		//KPANIC KMMU2
       
   622 	//User::SetDebugMask(0x40000000, 1);	//KPAGING
       
   623 
       
   624 	if (gChunkSize)
       
   625 		{
       
   626 		CreateChunk (&gChunk[gNextChunk], gChunkSize);
       
   627 		ReadChunk (&gChunk[gNextChunk]);
       
   628 		ShowMemoryUse();				
       
   629 		gNextChunk++;
       
   630 		}
       
   631 	
       
   632 	CActiveScheduler* myScheduler = new (ELeave) CActiveScheduler();
       
   633 	CActiveScheduler::Install(myScheduler);
       
   634 
       
   635 	CActiveConsole* myActiveConsole = new CActiveConsole();
       
   636 	myActiveConsole->GetCharacter();
       
   637 
       
   638 	CActiveScheduler::Start();
       
   639 	
       
   640 	test.End();
       
   641 
       
   642 	return 0;
       
   643 	}