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os/kernelhwsrv/kerneltest/e32test/resourceman/acctst/d_prmacctst.cpp
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution. 
     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 //

    15 

    16 #include <kernel/kernel.h>

    17 #include <drivers/resourceman.h>

    18 #include "d_prmacctst.h"

    19 #ifdef RESOURCE_MANAGER_SIMULATED_PSL

    20 #include "../resourceman_psl/rescontrol_psl.h"

    21 #endif // RESOURCE_MANAGER_SIMULATED_PSL

    22 

    23 #define TEST_KERRNONE(x) { TInt  _r = (x); if (_r != KErrNone) \

    24 	Kern::Printf("Test failed: %s line %d error %d", __FILE__, __LINE__, _r); }

    25 #define TEST(x) { if (!(x)) Kern::Printf("Test failed: %s line %d", __FILE__, __LINE__); }

    26 

    27 _LIT(KTestDfcQueBaseName, "PrmIfDfc");

    28 const TInt KTestDfcQuePrority = KMaxDfcPriority - 1;

    29 

    30 //---------------------------------------------------------------------------

    31 

    32 class DPrmIfDevice : public DLogicalDevice

    33 	{

    34 public:

    35 	DPrmIfDevice();

    36 	virtual TInt Install();

    37 	virtual void GetCaps(TDes8& aDes) const;

    38 	virtual TInt Create(DLogicalChannelBase*& aChannel);

    39 	};

    40 

    41 //---------------------------------------------------------------------------

    42 

    43 class DPrmIfChannel : public DLogicalChannel

    44 	{

    45 public:

    46 	DPrmIfChannel();

    47 	~DPrmIfChannel();

    48 protected:

    49 	virtual void HandleMsg(TMessageBase* aMsg);

    50 	virtual TInt DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion& aVer);

    51 private:

    52 	TInt DoControl(TInt aReqNo, TAny *a1, TAny *a2);

    53 	TInt DoRequest(TInt aReqNo, TRequestStatus* aStatus, TAny *a1, TAny *a2);

    54 	void Shutdown();

    55 

    56 public:

    57 	static TUint KernelExtensionClientId;

    58 private:

    59 	DThread*		iUserThread;

    60 	TUint			iClientId;

    61 	HBuf*			iClientName;

    62 	};

    63 

    64 TUint DPrmIfChannel::KernelExtensionClientId = 0;

    65 

    66 void TestCallbackFunction(TUint /* aClientId */,

    67 						  TUint /* aResourceId */,

    68 						  TInt  /* aLevel */,

    69 						  TInt  /* aLevelOwnerId */,

    70 						  TInt  /* aResult */,

    71 						  TAny* aSem);

    72 

    73 //---------------------------------------------------------------------------

    74 

    75 DPrmIfDevice::DPrmIfDevice()

    76 	{

    77 	}

    78 

    79 TInt DPrmIfDevice::Install()

    80 	{

    81 	return SetName(&KPrmIfLddName);

    82 	}

    83 

    84 void DPrmIfDevice::GetCaps(TDes8& /* aDes */) const

    85 	{

    86 	// Not used but required as DLogicalDevice::GetCaps is pure virtual

    87 	}

    88 

    89 TInt DPrmIfDevice::Create(DLogicalChannelBase*& aChannel)

    90 	{

    91 	aChannel = new DPrmIfChannel;

    92 	return aChannel ? KErrNone : KErrNoMemory;

    93 	}

    94 

    95 //---------------------------------------------------------------------------

    96 

    97 DPrmIfChannel::DPrmIfChannel()

    98 	{

    99 	iUserThread = &Kern::CurrentThread();

   100 	((DObject*) iUserThread)->Open();

   101 	}

   102 

   103 DPrmIfChannel::~DPrmIfChannel()

   104 	{

   105 	if(iDfcQ)

   106 	  ((TDynamicDfcQue*)iDfcQ)->Destroy();

   107 	// Close our reference on the client thread

   108 	Kern::SafeClose((DObject*&)iUserThread,NULL);

   109 	}

   110 

   111 void DPrmIfChannel::HandleMsg(TMessageBase *aMsg)

   112 	{

   113 	TThreadMessage& m = *(TThreadMessage*) aMsg;

   114 	TInt id = m.iValue;

   115 

   116 	if (id == (TInt) ECloseMsg)

   117 		{

   118 		m.Complete(KErrNone, EFalse);

   119 		return;

   120 		}

   121 	else if (id == KMaxTInt)

   122 		{

   123 		// DoCancel

   124 		m.Complete(KErrNone, ETrue);

   125 		return;

   126 		}

   127 	else if (id < 0)

   128 		{

   129 		// DoRequest

   130 		TRequestStatus* pS = (TRequestStatus*) m.Ptr0();

   131 		TInt r = DoRequest(~id, pS, m.Ptr1(), m.Ptr2());

   132 		if (r != KErrNone)

   133 			{

   134 			Kern::RequestComplete(iUserThread, pS, r);

   135 			}

   136 		m.Complete(KErrNone, ETrue);

   137 		}

   138 	else

   139 		{

   140 		// DoControl

   141 		TInt r = DoControl(id, m.Ptr0(), m.Ptr1());

   142 		if(r != KErrCompletion)

   143 			{

   144 			m.Complete(r, ETrue);

   145 			}

   146 		}

   147 	}

   148 

   149 TInt DPrmIfChannel::DoCreate(TInt /* aUnit */, const TDesC8* /* aInfo */, const TVersion& /* aVer */)

   150 	{

   151 	TDynamicDfcQue* dfcQ;

   152 	TInt r = Kern::DynamicDfcQCreate(dfcQ, KTestDfcQuePrority, KTestDfcQueBaseName);

   153 	TEST_KERRNONE(r);

   154 	iDfcQ = dfcQ;

   155 	if (r != KErrNone)

   156 		{

   157 		return r;

   158 		}

   159 	SetDfcQ(iDfcQ);

   160 	iMsgQ.Receive();

   161 	return KErrNone;

   162 	}

   163 

   164 TInt DPrmIfChannel::DoControl(TInt aReqNo, TAny *a1, TAny *a2)

   165 	{

   166 	TInt r = KErrNotSupported;

   167 	switch (aReqNo)

   168 		{

   169 		case RPrmIf::EControlOpenClient:

   170 			{

   171 			if (iClientId)

   172 				{

   173 				return KErrAlreadyExists;

   174 				}

   175 			TBuf8<80> clientName;

   176 			r = PowerResourceManager::GetClientName((TUint) a1, (TUint) a1, clientName);

   177 			TEST_KERRNONE(r);

   178 			if (r == KErrNone)

   179 				iClientId = (TUint) a1;

   180 			break;

   181 			}

   182 

   183 		case RPrmIf::EControlGetKernelExtClientId:

   184 			{

   185 			r = Kern::ThreadRawWrite(iUserThread, a1, &KernelExtensionClientId, sizeof(TUint));

   186 			TEST_KERRNONE(r);

   187 			break;

   188 			}

   189 

   190 		case RPrmIf::EControlRegisterClient:

   191 			{

   192 			if (iClientId)

   193 				{

   194 				return KErrAlreadyExists;

   195 				}

   196 			iClientName = HBuf::New(KNameMaxLength);

   197 			r = Kern::ThreadDesRead(iUserThread, a1, *iClientName, 0);

   198 			TEST_KERRNONE(r);

   199 			if (r)

   200 				{

   201 				return r;

   202 				}

   203 			r = PowerResourceManager::RegisterClient(iClientId, *iClientName);

   204 			TEST_KERRNONE(r);

   205 			break;

   206 			}

   207 

   208 		case RPrmIf::EControlDeRegisterClient:

   209 			{

   210 			if (!iClientId)

   211 				{

   212 				return KErrNotReady;

   213 				}

   214 			r = PowerResourceManager::DeRegisterClient(iClientId);

   215 			if (r == KErrNone)

   216 				{

   217 				if (iClientId == KernelExtensionClientId)

   218 					{

   219 					// Set it to 0 so it cannot be re-opened

   220 					KernelExtensionClientId = 0;

   221 					}

   222 				delete iClientName;

   223 				iClientId = 0;

   224 				}

   225 			break;

   226 			}

   227 

   228 		case RPrmIf::EControlGetInfoOnResourcesInUseByClient:

   229 			{

   230 			if (!iClientId)

   231 				{

   232 				return KErrNotReady;

   233 				}

   234 			TUint nores;

   235 			r = PowerResourceManager::GetNumResourcesInUseByClient(iClientId, (TUint) a1, nores);

   236 			TEST_KERRNONE(r);

   237 			if (r)

   238 				{

   239 				return r;

   240 				}

   241 			if (nores > 0)

   242 				{

   243 				HBuf* resinfo;

   244 				resinfo = HBuf::New(nores * sizeof(TResInfo));

   245 				TEST(resinfo != NULL);

   246 				if (resinfo == NULL)

   247 					{

   248 					return KErrNoMemory;

   249 					}

   250 				r = PowerResourceManager::GetInfoOnResourcesInUseByClient(iClientId, (TUint) a1, nores, (TAny*) resinfo);

   251 				TEST_KERRNONE(r);

   252 				if (r)

   253 					{

   254 					delete resinfo;

   255 					return r;

   256 					}

   257 				r = Kern::ThreadDesWrite(iUserThread, a2, *resinfo, 0);

   258 				TEST_KERRNONE(r);

   259 				delete resinfo;

   260 				}

   261 			break;

   262 			}

   263 

   264 		case RPrmIf::EControlChangeResourceState:

   265 			{

   266 			if (!iClientId)

   267 				{

   268 				return KErrNotReady;

   269 				}

   270 			r = PowerResourceManager::ChangeResourceState(iClientId, (TUint) a1, (TInt) a2);

   271 			break;

   272 			}

   273 

   274 		case RPrmIf::EControlGetResourceState:

   275 			{

   276 			if (!iClientId)

   277 				{

   278 				return KErrNotReady;

   279 				}

   280 			TInt state;

   281 			TInt levelowner;

   282 			r = PowerResourceManager::GetResourceState(iClientId, (TUint) a1, EFalse, state, levelowner);

   283 			TEST_KERRNONE(r);

   284 			if (r)

   285 				{

   286 				return r;

   287 				}

   288 			r = Kern::ThreadRawWrite(iUserThread, a2, (TAny*) &state, sizeof(TInt));

   289 			TEST_KERRNONE(r);

   290 			break;

   291 			}

   292 

   293 		case RPrmIf::EControlGetResourceStateCached:

   294 			{

   295 			if (!iClientId)

   296 				{

   297 				return KErrNotReady;

   298 				}

   299 			TInt state;

   300 			TInt levelowner;

   301 			r = PowerResourceManager::GetResourceState(iClientId, (TUint) a1, ETrue, state, levelowner);

   302 			TEST_KERRNONE(r);

   303 			if (r)

   304 				{

   305 				return r;

   306 				}

   307 			r = Kern::ThreadRawWrite(iUserThread, a2, (TAny*) &state, sizeof(TInt));

   308 			TEST_KERRNONE(r);

   309 			break;

   310 			}

   311 

   312 		case RPrmIf::EControlGetLevelOwner:

   313 			{

   314 			if (!iClientId)

   315 				{

   316 				return KErrNotReady;

   317 				}

   318 			TInt state;

   319 			TInt levelowner;

   320 			r = PowerResourceManager::GetResourceState(iClientId, (TUint) a1, EFalse, state, levelowner);

   321 			TEST_KERRNONE(r);

   322 			if (r)

   323 				{

   324 				return r;

   325 				}

   326 			r = Kern::ThreadRawWrite(iUserThread, a2, (TAny*) &levelowner, sizeof(TInt));

   327 			TEST_KERRNONE(r);

   328 			break;

   329 			}

   330 

   331 		case RPrmIf::EControlGetTotalNumberOfResources:

   332 			{

   333 			if (!iClientId)

   334 				{

   335 				return KErrNotReady;

   336 				}

   337 			TUint nores;

   338 			r = PowerResourceManager::GetNumResourcesInUseByClient(iClientId, 0, nores);

   339 			TEST_KERRNONE(r);

   340 			if (r)

   341 				{

   342 				return r;

   343 				}

   344 			r = Kern::ThreadRawWrite(iUserThread, a1, (TAny*) &nores, sizeof(TUint));

   345 			TEST_KERRNONE(r);

   346 			break;

   347 			}

   348 

   349 #ifdef PRM_ENABLE_EXTENDED_VERSION

   350 		case RPrmIf::EControlGetResourceDependencies:

   351 			{

   352 			if (!iClientId)

   353 				{

   354 				return KErrNotReady;

   355 				}

   356 			// Get the resource information from the PRM

   357 			TUint numres;

   358 			r = PowerResourceManager::GetNumDependentsForResource(iClientId, (TUint) a1, numres);

   359 			TEST_KERRNONE(r);

   360 			if (r)

   361 				{

   362 				return r;

   363 				}

   364 

   365 			// Create a descriptor with the list of dependencies

   366 			HBuf* depdes;

   367 			depdes = HBuf::New(sizeof(SResourceDependencyInfo) * numres);

   368 			TEST(depdes != NULL);

   369 			if (depdes == NULL)

   370 				{

   371 				return KErrNoMemory;

   372 				}

   373 

   374 			TUint numres2 = numres;

   375 			r = PowerResourceManager::GetDependentsIdForResource(iClientId, (TUint) a1, (TAny*) depdes, numres2);

   376 			TEST_KERRNONE(r);

   377 			TEST(numres == numres2);

   378 			

   379 			// Copy the descriptor contents to the user-side descriptor

   380 			r = Kern::ThreadDesWrite(iUserThread, a2, *depdes, 0);

   381 			TEST_KERRNONE(r);

   382 			delete depdes;

   383 			break;

   384 			}

   385 #endif // PRM_ENABLE_EXTENDED_VERSION

   386 		}

   387 	return r;

   388 	}

   389 

   390 TInt DPrmIfChannel::DoRequest(TInt aReqNo, TRequestStatus* aStatus, TAny *a1, TAny *a2)

   391 	{

   392 	TInt r = KErrNotSupported;

   393 	switch (aReqNo)

   394 		{

   395 		case RPrmIf::ERequestChangeResourceStateAndGetState:

   396 			{

   397 			if (!iClientId)

   398 				{

   399 				return KErrNotReady;

   400 				}

   401 			TTestResourceStateBuf args;

   402 			r = Kern::ThreadDesRead(iUserThread, a1, args, 0);

   403 			TEST_KERRNONE(r);

   404 			if (r)

   405 				{

   406 				return r;

   407 				}

   408 			NFastSemaphore sem;

   409 			NKern::FSSetOwner(&sem, (NThreadBase*) NKern::CurrentThread());

   410 			TPowerResourceCb cbfn(&TestCallbackFunction, (TAny*) &sem, /*iDfcQ*/ Kern::DfcQue0(), KMaxDfcPriority - 2);

   411 			// Change the state of the resource (asynchronous call)

   412 			r = PowerResourceManager::ChangeResourceState(iClientId, args().iResourceId, args().iNewState, &cbfn);

   413 			TEST_KERRNONE(r);

   414 			if (r)

   415 				{

   416 				return r;

   417 				}

   418 			// Retrieve the intermediate state of the resource

   419 			TInt state;

   420 			TInt levelowner;

   421 			r = PowerResourceManager::GetResourceState(iClientId, args().iResourceId, EFalse, state, levelowner);

   422 			TEST_KERRNONE(r);

   423 			if (r)

   424 				{

   425 				return r;

   426 				}

   427 			r = Kern::ThreadRawWrite(iUserThread, a2, (TAny*) &state, sizeof(TInt));

   428 			TEST_KERRNONE(r);

   429 			if (r)

   430 				{

   431 				return r;

   432 				}

   433 			// Wait for the callback function

   434 			NKern::FSWait(&sem);

   435 			Kern::RequestComplete(iUserThread, aStatus, r);

   436 			break;

   437 			}

   438 		}

   439 	return r;

   440 	}

   441 

   442 //---------------------------------------------------------------------------

   443 

   444 //

   445 // Callback function for Latency Tests

   446 //

   447 void TestCallbackFunction(TUint /* aClientId */,

   448 						  TUint /* aResourceId */,

   449 						  TInt  /* aLevel */,

   450 						  TInt  /* aLevelOwnerId */,

   451 						  TInt  /* aResult */,

   452 						  TAny* aSem)

   453 	{

   454 	if (!aSem)

   455 		{

   456 		return;

   457 		}

   458 	NKern::FSSignal((NFastSemaphore*) aSem);

   459 	}

   460 

   461 //

   462 // This function is called during kernel initialisation. It registers a client

   463 // on the PRM in order to take ownership of the Single-User resources before

   464 // anyone else does.

   465 //

   466 static void InitExtension(TAny*)

   467 	{

   468 	TInt r;	

   469 

   470 	// Get the overall number of resources

   471 	TUint nores;

   472 	r = PowerResourceManager::GetNumResourcesInUseByClient(DPrmIfChannel::KernelExtensionClientId, 0, nores);

   473 	TEST_KERRNONE(r);

   474 	if (r)

   475 		{

   476 		return;

   477 		}

   478 

   479 	// Get hold of all of the resources by setting their state to the default level

   480 	TInt i;

   481 	for (i = 0; i < (TInt) nores; i++)

   482 		{

   483 		TPowerResourceInfoBuf01 res;

   484 		res.Zero();

   485 		r = PowerResourceManager::GetResourceInfo(DPrmIfChannel::KernelExtensionClientId, i + 1, (TAny*) &res);

   486 		TEST_KERRNONE(r);

   487 		if (r)

   488 			{

   489 			return;

   490 			}

   491 		r = PowerResourceManager::ChangeResourceState(DPrmIfChannel::KernelExtensionClientId, i + 1, res().iDefaultLevel);

   492 		TEST_KERRNONE(r);

   493 		if (r)

   494 			{

   495 			return;

   496 			}

   497 		}

   498 	TUint resinuse;

   499 	r = PowerResourceManager::GetNumResourcesInUseByClient(DPrmIfChannel::KernelExtensionClientId, DPrmIfChannel::KernelExtensionClientId, resinuse);

   500 	TEST_KERRNONE(r);

   501 	TEST(resinuse == nores);

   502 	}

   503 

   504 static TDfc InitExtensionDfc(&InitExtension, NULL, Kern::SvMsgQue(), KMaxDfcPriority - 2); // Priority lower than the Resource Controller (KMaxDfcPriority - 1)

   505 

   506 #ifndef RESOURCE_MANAGER_SIMULATED_PSL

   507 _LIT8(KTestKExtClientName, "KEXTC");

   508 DECLARE_STANDARD_EXTENSION()

   509 	{

   510 	// Register the initial PRM client (kernel will crash if this fails)

   511 	TUint clientid;

   512 	TInt r = PowerResourceManager::RegisterClient(clientid, KTestKExtClientName);

   513 	TEST_KERRNONE(r);

   514 	if (r)

   515 		{

   516 		return r;

   517 		}

   518 	DPrmIfChannel::KernelExtensionClientId = clientid;

   519 	// Queue the DFC call to take control of all the resources

   520 	InitExtensionDfc.Enque();

   521 	return KErrNone;

   522 	}

   523 

   524 DECLARE_EXTENSION_LDD()

   525 	{

   526 	return new DPrmIfDevice;

   527 	}

   528 #else

   529 DECLARE_STANDARD_LDD()

   530 	{

   531 	TInt r = DSimulatedPowerResourceController::CompleteResourceControllerInitialisation();

   532 	if (r != KErrNone)

   533 		{

   534 		return NULL;

   535 		}

   536 	return new DPrmIfDevice;

   537 	}

   538 #endif
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