// Copyright (c) 1994-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// e32\memmodel\epoc\moving\mmonitor.cpp

// Kernel crash debugger - machine independent portion

// 

//

#include <kernel/monitor.h>

#include "memmodel.h"

void Monitor::DumpMemModelProcessData(DProcess* aProcess)

	{

	DMemModelProcess* pP=(DMemModelProcess*)aProcess;

	Printf("NumChunks=%d\r\n",pP->iNumChunks);

	TInt i;

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

		{

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

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

		}

	}

void Monitor::DumpChunkData(DChunk* aChunk)

	{

	DMemModelChunk* pC=(DMemModelChunk*)aChunk;

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

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

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

	Printf("Type %d, State %d, Home Base %08x\r\n",pC->iChunkType,pC->iChunkState,pC->iHomeBase);

	Printf("Home Region Offset %08x\r\n",pC->iHomeRegionOffset);

	Printf("Home Region Base %08x\r\n",pC->iHomeRegionBase);

	Printf("Home Region Size %08x\r\n",pC->iHomeRegionSize);

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

					pC->iPdePermissions[0],pC->iPdePermissions[1],pC->iPdePermissions[2]);

	Printf("NumPdes=%d, iPdes=%08x, iHomePdes=%08x\r\n",pC->iNumPdes,pC->iPdes,pC->iHomePdes);

	Printf("PdeBitMap=%08x, PageBitMap=%08x\r\n",

							pC->iPdeBitMap, pC->iPageBitMap);

	DumpCpuChunkData(pC);

	}

void Monitor::MMProcessInfoCommand()

	{

	TScheduler* pS=TScheduler::Ptr();

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

	DMonObject* pV=(DMonObject*)pS->iExtras[0];

	DMonObject* pD=(DMonObject*)pS->iExtras[1];

	DMonObject* pC=(DMonObject*)pS->iExtras[2];

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

	Printf("TheCurrentVMProcess=%08x\r\n",pV);

	Monitor::DumpObjectData(pV,EProcess);

	Printf("TheCurrentDataSectionProcess=%08x\r\n",pD);

	Printf("TheCompleteDataSectionProcess=%08x\r\n",pC);

	Monitor::DumpObjectData(pC,EProcess);

	}

void Monitor::MDisplayCodeSeg(DCodeSeg* aSeg)

	{

	DMemModelCodeSeg* seg = (DMemModelCodeSeg*) aSeg;

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

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

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

	}

EXPORT_C TUint Monitor::MapAndLocateUserStack(DThread* aThread)	

	{

 	TLinAddr stackBase=aThread->iUserStackRunAddress;

 	TLinAddr stackTop=stackBase+aThread->iUserStackSize;

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

	if (!pP || ((DMonObject*)pP)->Type()!=EProcess)

		return 0;

	for(TInt i=0 ; i<pP->iNumChunks ; ++i)

		{

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

		DMemModelChunk* pC=info.iChunk;

		if (!pC || ((DMonObject*)pC)->Type()!=EChunk)

			continue;

		if (stackBase >= info.iDataSectionBase  &&

			stackTop <= info.iDataSectionBase+pC->MaxSize())

			return (TUint)pC->iBase+(stackBase-info.iDataSectionBase);

		}

	return 0;

	}

EXPORT_C TInt Monitor::SwitchAddressSpace(DProcess*, TBool)

	{

	return KErrNone;

	}