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// Copyright (c) 1994-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the License "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// Kernel crash debugger - machine independent portion
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//
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//
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#define INCLUDED_FROM_ASM // Make DMemModelProcess::iOsAsid public, safe to
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// do here as the system has crashed and the inline
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// DMemModelProcess::OsAsid() requires too much kernel knowlodge.
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#include <kernel/monitor.h>
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#include <memmodel.h>
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void Monitor::DumpMemModelProcessData(DProcess* aProcess)
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{
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DMemModelProcess* pP=(DMemModelProcess*)aProcess;
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// Read the os asid without opening a reference as after the crash this
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// is the only running thread.
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Printf("OS ASID=%d, LPD=%08x\r\n",pP->iOsAsid,pP->iPageDir);
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Printf("ChunkCount=%d ChunkAlloc=%d\r\n",pP->iChunkCount,pP->iChunkAlloc);
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TInt i;
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for (i=0; i<pP->iChunkCount; i++)
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{
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DMemModelProcess::SChunkInfo& ci=pP->iChunks[i];
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Printf("%d: Chunk %08x, access count %d\r\n",i,ci.iChunk,ci.iAccessCount);
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}
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}
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void Monitor::DumpChunkData(DChunk* aChunk)
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{
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DMemModelChunk* pC=(DMemModelChunk*)aChunk;
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Printf("Owning Process %08x OS ASIDS %08x\r\n",pC->iOwningProcess);
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Printf("Size %x, MaxSize %x\r\n",pC->iSize,pC->iMaxSize);
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Printf("Attrib %x, StartPos %x\r\n",pC->iAttributes,pC->iStartPos);
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Printf("Type %d\r\n",pC->iChunkType);
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Printf("PageBitMap=%08x\r\n",pC->iPageBitMap);
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DumpCpuChunkData(pC);
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}
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void Monitor::MMProcessInfoCommand()
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{
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TScheduler* pS=TScheduler::Ptr();
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#ifdef __SMP__
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TInt i;
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for (i=0; i<KMaxCpus; ++i)
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{
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DMonObject* pA = (DMonObject*)pS->iSub[i]->iAddressSpace;
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Printf("CPU%d: TheCurrentAddressSpace=%08x\r\n",i,pA);
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}
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#else
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DMonObject* pA=(DMonObject*)pS->iAddressSpace;
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Printf("TheCurrentAddressSpace=%08x\r\n",pA);
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#endif
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}
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void Monitor::MDisplayCodeSeg(DCodeSeg* aSeg)
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{
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DMemModelCodeSeg* seg = (DMemModelCodeSeg*) aSeg;
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DMemModelCodeSegMemory* mem = seg->Memory();
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Printf(" iKernelData: %08x\r\n",seg->iKernelData);
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Printf(" iCreator: %08x\r\n",mem ? mem->iCreator : 0);
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}
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extern TInt MapProcess(DMemModelProcess* aProcess, TBool aForce);
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EXPORT_C TUint Monitor::MapAndLocateUserStack(DThread* aThread)
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{
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DMemModelProcess* pP=(DMemModelProcess*)aThread->iOwningProcess;
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TInt r = SwitchAddressSpace(pP, EFalse);
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if (r!=KErrNone)
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return 0;
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return aThread->iUserStackRunAddress;
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}
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EXPORT_C TInt Monitor::SwitchAddressSpace(DProcess* aProcess, TBool aForce)
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{
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return MapProcess((DMemModelProcess*)aProcess, aForce);
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}
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