1 // Copyright (c) 1994-2009 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 // e32\memmodel\epoc\multiple\mmonitor.cpp

    15 // Kernel crash debugger - machine independent portion

    16 // 

    17 //

    18 

    19 #include <kernel/monitor.h>

    20 #include "memmodel.h"

    21 

    22 void Monitor::DumpMemModelProcessData(DProcess* aProcess)

    23 	{

    24 	DMemModelProcess* pP=(DMemModelProcess*)aProcess;

    25 	Printf("OS ASID=%d, LPD=%08x, GPD=%08x\r\n",pP->iOsAsid,pP->iLocalPageDir,pP->iGlobalPageDir);

    26 	Printf("ChunkCount=%d ChunkAlloc=%d\r\n",pP->iChunkCount,pP->iChunkAlloc);

    27 	TInt i;

    28 	for (i=0; i<pP->iChunkCount; i++)

    29 		{

    30 		DMemModelProcess::SChunkInfo& ci=pP->iChunks[i];

    31 		Printf("%d: Chunk %08x, access count %d\r\n",i,ci.iChunk,ci.iAccessCount);

    32 		}

    33 	}

    34 

    35 void Monitor::DumpChunkData(DChunk* aChunk)

    36 	{

    37 	DMemModelChunk* pC=(DMemModelChunk*)aChunk;

    38 	Printf("Owning Process %08x OS ASIDS %08x\r\n",pC->iOwningProcess,pC->iOsAsids);

    39 	Printf("Size %x, MaxSize %x, Base %08x\r\n",pC->iSize,pC->iMaxSize,pC->iBase);

    40 	Printf("Attrib %x, StartPos %x\r\n",pC->iAttributes,pC->iStartPos);

    41 	Printf("Type %d\r\n",pC->iChunkType);

    42 	Printf("PTE: %08x, PDE: %08x\r\n", pC->iPtePermissions,pC->iPdePermissions);

    43 	Printf("PageTables=%08x, PageBitMap=%08x, PermPgBitMap=%08x\r\n",pC->iPageTables,pC->iPageBitMap,pC->iPermanentPageBitMap);

    44 	DumpCpuChunkData(pC);

    45 	if (pC->iKernelMirror)

    46 		{

    47 		Printf("iKernelMirror=%08x\r\n", pC->iKernelMirror);

    48 		DumpObjectData((DMonObject*)pC->iKernelMirror, EChunk);

    49 		}

    50 	}

    51 

    52 void Monitor::MMProcessInfoCommand()

    53 	{

    54 	TScheduler* pS=TScheduler::Ptr();

    55 #ifdef __SMP__

    56 	TInt i;

    57 	for (i=0; i<KMaxCpus; ++i)

    58 		{

    59 		DMonObject* pA = (DMonObject*)pS->iSub[i]->iAddressSpace;

    60 		Printf("CPU%d: TheCurrentAddressSpace=%08x\r\n",i,pA);

    61 		}

    62 #else

    63 	DMonObject* pA=(DMonObject*)pS->iAddressSpace;

    64 	Printf("TheCurrentAddressSpace=%08x\r\n",pA);

    65 #endif

    66 	}

    67 	

    68 void Monitor::MDisplayCodeSeg(DCodeSeg* aSeg)

    69 	{

    70 	DMemModelCodeSeg* seg = (DMemModelCodeSeg*) aSeg;

    71 	DMemModelCodeSegMemory* mem = seg->Memory();

    72 	Printf("   iPageCount: %x\r\n",mem ? mem->iPageCount : 0);

    73 	Printf("   iPages: %08x (%08x)\r\n",mem ? mem->iPages : 0, mem ? *mem->iPages : 0);

    74 	Printf("   iCodeAllocBase: %08x\r\n",seg->iCodeAllocBase);

    75 	Printf("   iDataAllocBase: %08x\r\n",seg->iDataAllocBase);

    76 	Printf("   iKernelData: %08x\r\n",seg->iKernelData);

    77 	Printf("   iOsAsids: %08x\r\n",mem ? mem->iOsAsids : 0);

    78 	Printf("   iCreator: %08x\r\n",mem ? mem->iCreator : 0);

    79 	}

    80 

    81 extern TInt MapProcess(DMemModelProcess* aProcess, TBool aForce);

    82 

    83 EXPORT_C TUint Monitor::MapAndLocateUserStack(DThread* aThread)

    84 	{

    85 	DMemModelProcess* pP=(DMemModelProcess*)aThread->iOwningProcess;

    86 	TInt r = SwitchAddressSpace(pP, EFalse);

    87 	if (r!=KErrNone)

    88 		return 0;

    89 	return aThread->iUserStackRunAddress;

    90 	}

    91 

    92 EXPORT_C TInt Monitor::SwitchAddressSpace(DProcess* aProcess, TBool aForce)

    93 	{

    94 	return MapProcess((DMemModelProcess*)aProcess, aForce);

    95 	}