os/kernelhwsrv/kerneltest/e32test/personality/example/init.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
     1 // Copyright (c) 2003-2009 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\personality\example\init.cpp
    15 // Test code for example RTOS personality.
    16 // 
    17 //
    18 
    19 #include <kernel/kern_priv.h>
    20 #include <personality/example/personality.h>
    21 #include <personality/example/personality_int.h>
    22 #include "ifcldd.h"
    23 
    24 #define	OC_TASK			0
    25 
    26 #define MSG_ID_INIT		1
    27 #define MSG_ID_RUN		2
    28 #define MSG_ID_RUN_P	3
    29 #define	MSG_ID_RND_ISR	4
    30 #define MSG_ID_DONE		5
    31 #define	MSG_ID_DATA		6
    32 #define	MSG_ID_FLUSH	7
    33 #define MSG_ID_SEM_RPT	8
    34 #define MSG_ID_RCV_RPT	9
    35 #define MSG_ID_TM_RPT	10
    36 
    37 typedef struct _random_isr_msg
    38 	{
    39 	msghdr			header;
    40 	unsigned		random_isr_number;
    41 	unsigned		extra;
    42 	} random_isr_msg;
    43 
    44 typedef struct _data_msg
    45 	{
    46 	msghdr			header;
    47 	int				length;
    48 	unsigned char	checksum;
    49 	unsigned char	data[1];
    50 	} data_msg;
    51 
    52 typedef struct _report_msg
    53 	{
    54 	msghdr			header;
    55 	int				pad;
    56 	unsigned		count;
    57 	unsigned		ok_count;
    58 	unsigned		bad_count;
    59 	} report_msg;
    60 
    61 const TInt KMajorVersionNumber=0;
    62 const TInt KMinorVersionNumber=1;
    63 const TInt KBuildVersionNumber=1;
    64 
    65 void RxMsg(TAny* aPtr);
    66 
    67 TPMsgQ ThePMsgQ(&RxMsg, 0, Kern::DfcQue0(), 7);
    68 
    69 NONSHARABLE_CLASS(DRtosIfcFactory) : public DLogicalDevice
    70 	{
    71 public:
    72 	DRtosIfcFactory();
    73 	virtual TInt Install();						//overriding pure virtual
    74 	virtual void GetCaps(TDes8& aDes) const;	//overriding pure virtual
    75 	virtual TInt Create(DLogicalChannelBase*& aChannel);	//overriding pure virtual
    76 	};
    77 
    78 class TRxQ
    79 	{
    80 public:
    81 	TRxQ(DThread* aThread) : iFirst(0), iLast(0), iStatus(0), iPtr(0), iThread(aThread) {}
    82 	TInt QueueReq(TRequestStatus* aStatus, TAny* aPtr);
    83 	void AddMsg(msghdr* aM);
    84 	inline TBool MsgPresent() {return iFirst!=NULL;}
    85 	void CompleteReq();
    86 	void CancelReq();
    87 	void Close();
    88 public:
    89 	msghdr* iFirst;
    90 	msghdr* iLast;
    91 	TRequestStatus* iStatus;
    92 	TAny* iPtr;
    93 	DThread* iThread;
    94 	};
    95 
    96 TInt TRxQ::QueueReq(TRequestStatus* aStatus, TAny* aPtr)
    97 	{
    98 	if (iStatus)
    99 		return KErrInUse;
   100 	iStatus = aStatus;
   101 	iPtr = aPtr;
   102 	if (iFirst)
   103 		CompleteReq();
   104 	return KErrNone;
   105 	}
   106 
   107 void TRxQ::AddMsg(msghdr* aM)
   108 	{
   109 	aM->next = NULL;
   110 	if (iLast)
   111 		iLast->next = aM;
   112 	else
   113 		iFirst = aM;
   114 	iLast = aM;
   115 	if (iStatus)
   116 		CompleteReq();
   117 	}
   118 
   119 void TRxQ::CompleteReq()
   120 	{
   121 	msghdr* m = iFirst;
   122 	iFirst = m->next;
   123 	if (!iFirst)
   124 		iLast = NULL;
   125 	TInt r = KErrNone;
   126 	switch (m->msg_id)
   127 		{
   128 		case MSG_ID_DATA:
   129 			{
   130 			data_msg* dm = (data_msg*)m;
   131 			r = Kern::ThreadRawWrite(iThread, iPtr, &dm->length, dm->length + 5, iThread);
   132 			break;
   133 			}
   134 		case MSG_ID_SEM_RPT:
   135 		case MSG_ID_RCV_RPT:
   136 		case MSG_ID_TM_RPT:
   137 			{
   138 			report_msg* rpt = (report_msg*)m;
   139 			rpt->pad = m->msg_id;
   140 			r = Kern::ThreadRawWrite(iThread, iPtr, &rpt->pad, sizeof(SReport), iThread);
   141 			break;
   142 			}
   143 		default:
   144 			break;
   145 		}
   146 	free_mem_block(m);
   147 	Kern::RequestComplete(iThread, iStatus, r);
   148 	iStatus = NULL;
   149 	}
   150 
   151 void TRxQ::CancelReq()
   152 	{
   153 	if (iStatus)
   154 		Kern::RequestComplete(iThread, iStatus, KErrCancel);
   155 	iStatus = NULL;
   156 	}
   157 
   158 void TRxQ::Close()
   159 	{
   160 	CancelReq();
   161 	while (iFirst)
   162 		{
   163 		msghdr* m = iFirst;
   164 		iFirst = m->next;
   165 		free_mem_block(m);
   166 		}
   167 	iFirst = NULL;
   168 	iLast = NULL;
   169 	}
   170 
   171 NONSHARABLE_CLASS(DRtosIfc) : public DLogicalChannel
   172 	{
   173 public:
   174 	DRtosIfc();
   175 	virtual ~DRtosIfc();
   176 protected:
   177 	virtual TInt DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion& aVer);
   178 	virtual void HandleMsg(TMessageBase* aMsg);
   179 public:
   180 	TInt DoControl(TInt aFunc, TAny* a1, TAny* a2);
   181 	TInt DoRequest(TInt aFunc, TRequestStatus* aStatus, TAny* a1, TAny* a2);
   182 	void DoCancel(TInt aMask);
   183 	void HandleRtosMsg(msghdr* aMsg);
   184 public:
   185 	DThread* iThread;
   186 	TRequestStatus* iDoneStatus;
   187 	TRxQ iRxQ;
   188 	TRxQ iRptQ;
   189 	};
   190 
   191 void RxMsg(TAny* aPtr)
   192 	{
   193 	msghdr* m = ThePMsgQ.Get();
   194 	((DRtosIfc*)aPtr)->HandleRtosMsg(m);
   195 	}
   196 
   197 TInt EntryPoint()
   198 	{
   199 	TPMsgQ::ThePMsgQ = &::ThePMsgQ;
   200 	init_personality();
   201 
   202 	assert(current_task_id() == TASK_ID_UNKNOWN);
   203 
   204 	kprintf("Entry point exit");
   205 
   206 	return 0;
   207 	}
   208 
   209 void SendInitMsg()
   210 	{
   211 	kprintf("Send init msg");
   212 	msghdr* m = (msghdr*)alloc_mem_block(sizeof(msghdr));
   213 	m->msg_id = MSG_ID_INIT;
   214 	int r = send_msg(OC_TASK, m);
   215 	assert(r == OK);
   216 	}
   217 
   218 void SendFlushMsg()
   219 	{
   220 	msghdr* m = (msghdr*)alloc_mem_block(sizeof(msghdr));
   221 	m->msg_id = MSG_ID_FLUSH;
   222 	int r = send_msg(OC_TASK, m);
   223 	assert(r == OK);
   224 	}
   225 
   226 void SendFinishMsg()
   227 	{
   228 	msghdr* m = (msghdr*)alloc_mem_block(sizeof(msghdr));
   229 	m->msg_id = MSG_ID_DONE;
   230 	int r = send_msg(OC_TASK, m);
   231 	assert(r == OK);
   232 	}
   233 
   234 DRtosIfcFactory::DRtosIfcFactory()
   235 	{
   236     iVersion=TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber);
   237     //iParseMask=0;//No units, no info, no PDD
   238     //iUnitsMask=0;//Only one thing
   239 	}
   240 
   241 TInt DRtosIfcFactory::Create(DLogicalChannelBase*& aChannel)
   242     {
   243 	aChannel = new DRtosIfc;
   244     return aChannel ? KErrNone : KErrNoMemory;
   245     }
   246 
   247 TInt DRtosIfcFactory::Install()
   248 	{
   249 	TInt r = SetName(&KRtosIfcLddName);
   250 #ifndef __EPOC32__
   251 	if (r == KErrNone)
   252 		r = EntryPoint();
   253 #endif
   254 	return r;
   255 	}
   256 
   257 void DRtosIfcFactory::GetCaps(TDes8& aDes) const
   258     {
   259     TCapsRtosIfcV01 b;
   260     b.iVersion=TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber);
   261     Kern::InfoCopy(aDes,(TUint8*)&b,sizeof(b));
   262     }
   263 
   264 DRtosIfc::DRtosIfc()
   265 	:	iRxQ(&Kern::CurrentThread()),
   266 		iRptQ(&Kern::CurrentThread())
   267     {
   268 	iThread=&Kern::CurrentThread();
   269 	iThread->Open();
   270     }
   271 
   272 DRtosIfc::~DRtosIfc()
   273 	{
   274 	iRxQ.Close();
   275 	iRptQ.Close();
   276 	Kern::SafeClose((DObject*&)iThread, NULL);
   277 	}
   278 
   279 TInt DRtosIfc::DoCreate(TInt /*aUnit*/, const TDesC8* /*anInfo*/, const TVersion& aVer)
   280 //
   281 // Create channel
   282 //
   283     {
   284 
   285     if (!Kern::QueryVersionSupported(TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber),aVer))
   286     	return KErrNotSupported;
   287 	if (ThePMsgQ.iPtr)
   288 		return KErrInUse;
   289 	SetDfcQ(Kern::DfcQue0());
   290 	iMsgQ.Receive();
   291 	ThePMsgQ.iPtr = this;
   292 	ThePMsgQ.Receive();
   293 	return KErrNone;
   294 	}
   295 
   296 void DRtosIfc::HandleMsg(TMessageBase* aMsg)
   297 	{
   298 	TThreadMessage& m=*(TThreadMessage*)aMsg;
   299 	TInt id=m.iValue;
   300 	if (id==(TInt)ECloseMsg)
   301 		{
   302 		ThePMsgQ.CancelReceive();
   303 		ThePMsgQ.iPtr = NULL;
   304 		m.Complete(KErrNone,EFalse);
   305 		iMsgQ.CompleteAll(KErrServerTerminated);
   306 		return;
   307 		}
   308 	else if (id==KMaxTInt)
   309 		{
   310 		// DoCancel
   311 		DoCancel(m.Int0());
   312 		m.Complete(KErrNone,ETrue);
   313 		return;
   314 		}
   315 
   316 	if (id<0)
   317 		{
   318 		// DoRequest
   319 		TRequestStatus* pS=(TRequestStatus*)m.Ptr0();
   320 		TInt r=DoRequest(~id,pS,m.Ptr1(),m.Ptr2());
   321 		if (r!=KErrNone)
   322 			Kern::RequestComplete(iThread,pS,r);
   323 		m.Complete(KErrNone,ETrue);
   324 		}
   325 	else
   326 		{
   327 		// DoControl
   328 		TInt r=DoControl(id,m.Ptr0(),m.Ptr1());
   329 		m.Complete(r,ETrue);
   330 		}
   331 	}
   332 
   333 TInt DRtosIfc::DoControl(TInt aFunc, TAny* a1, TAny* a2)
   334 	{
   335 	(void)a1;
   336 	(void)a2;
   337 	TInt r = KErrNone;
   338 	switch (aFunc)
   339 		{
   340 		case RRtosIfc::EControlInit:
   341 			SendInitMsg();
   342 			break;
   343 		case RRtosIfc::EControlFlush:
   344 			SendFlushMsg();
   345 			break;
   346 		case RRtosIfc::EControlFinish:
   347 			SendFinishMsg();
   348 			break;
   349 		case RRtosIfc::EControlSend:
   350 			{
   351 			data_msg* dm = (data_msg*)alloc_mem_block(512);
   352 			TPtr8 lptr(dm->data, 0, 516-sizeof(data_msg));
   353 			r = Kern::ThreadDesRead(iThread, a1, lptr, 0, 0);
   354 			if (r == KErrNone)
   355 				{
   356 				dm->header.msg_id = MSG_ID_DATA;
   357 				dm->length = lptr.Length();
   358 				dm->checksum = 0;
   359 				send_msg(OC_TASK, &dm->header);
   360 				}
   361 			else
   362 				free_mem_block(dm);
   363 			break;
   364 			}
   365 		default:
   366 			r = KErrNotSupported;
   367 			break;
   368 		}
   369 	return r;
   370 	}
   371 
   372 TInt DRtosIfc::DoRequest(TInt aFunc, TRequestStatus* aStatus, TAny* a1, TAny* a2)
   373 	{
   374 	(void)a1;
   375 	(void)a2;
   376 	switch (aFunc)
   377 		{
   378 		case RRtosIfc::ERequestWaitInitialTests:
   379 			iDoneStatus = aStatus;
   380 			return KErrNone;
   381 		case RRtosIfc::ERequestReceive:
   382 			return iRxQ.QueueReq(aStatus, a1);
   383 		case RRtosIfc::ERequestReport:
   384 			return iRptQ.QueueReq(aStatus, a1);
   385 		default:
   386 			return KErrNotSupported;
   387 		}
   388 	}
   389 
   390 void DRtosIfc::DoCancel(TInt aMask)
   391 	{
   392 	if (aMask & RRtosIfc::ECancelWaitInitialTests)
   393 		{
   394 		Kern::RequestComplete(iThread, iDoneStatus, KErrCancel), iDoneStatus=NULL;
   395 		}
   396 	if (aMask & RRtosIfc::ECancelReceive)
   397 		iRxQ.CancelReq();
   398 	if (aMask & RRtosIfc::ECancelReport)
   399 		iRptQ.CancelReq();
   400 	}
   401 
   402 void DRtosIfc::HandleRtosMsg(msghdr* aM)
   403 	{
   404 	switch (aM->msg_id)
   405 		{
   406 		case MSG_ID_DONE:
   407 			if (iDoneStatus)
   408 				Kern::RequestComplete(iThread, iDoneStatus, KErrNone), iDoneStatus=NULL;
   409 			break;
   410 		case MSG_ID_DATA:
   411 			iRxQ.AddMsg(aM);
   412 			aM = NULL;
   413 			break;
   414 		case MSG_ID_SEM_RPT:
   415 		case MSG_ID_RCV_RPT:
   416 		case MSG_ID_TM_RPT:
   417 			iRptQ.AddMsg(aM);
   418 			aM = NULL;
   419 			break;
   420 		default:
   421 			break;
   422 		}
   423 	if (aM)
   424 		free_mem_block(aM);
   425 	ThePMsgQ.Receive();
   426 	}
   427 
   428 #ifdef __EPOC32__
   429 DECLARE_STANDARD_EXTENSION()
   430 	{
   431 	return EntryPoint();
   432 	}
   433 
   434 DECLARE_EXTENSION_LDD()
   435 	{
   436 	return new DRtosIfcFactory;
   437 	}
   438 #else
   439 DECLARE_STANDARD_LDD()
   440 	{
   441 	return new DRtosIfcFactory;
   442 	}
   443 #endif
   444