// 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\direct\x86\xkernel.cpp

// 

//

#include <x86_mem.h>

/********************************************

 * Thread

 ********************************************/

TInt DX86PlatThread::SetupContext(SThreadCreateInfo& anInfo)

	{

	return KErrNone;

	}

DX86PlatProcess::DX86PlatProcess()

	{}

DX86PlatProcess::~DX86PlatProcess()

	{

	__KTRACE_OPT(KMMU,Kern::Printf("DX86PlatProcess destruct"));

	DMemModelProcess::Destruct();

	}

TBool Exc::IsMagic(TLinAddr /*anAddress*/)

//

// Return TRUE if anAddress is a 'magic' exception handling instruction

//

	{

	return EFalse;

	}

void DThread::IpcExcHandler(TExcTrap* aTrap, DThread* aThread, TAny* aContext)

	{

	aThread->iIpcClient = 0;

	TIpcExcTrap& xt=*(TIpcExcTrap*)aTrap;

	TX86ExcInfo& info=*(TX86ExcInfo*)aContext;

	if (info.iExcId==EX86VectorPageFault)

		{

		TLinAddr va=(TLinAddr)info.iFaultAddress;

		if (va>=xt.iRemoteBase && (va-xt.iRemoteBase)<xt.iSize)

			xt.Exception(KErrBadDescriptor);	// problem accessing remote address - 'leave' so an error code will be returned

		if (xt.iLocalBase && va>=xt.iLocalBase && (va-xt.iLocalBase)<xt.iSize)

			NKern::UnlockSystem();		// problem accessing local address - return and panic current thread as usual

		}

	// otherwise return and fault kernel

	}