// Copyright (c) 1996-2009 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\kernel\x86\cexec.cpp

// 

//

#include <x86_mem.h>

#include "u32std.h"

#include <kernel/cache.h>

GLREF_C TInt CalcKernelHeapUsed();

void GetLatencyValues(TInt aMode, TInt& aCount, TInt* aDest);

void KernMsgTest();

void InvalidExecHandler();

void InvalidFastExec();

void PreprocessHandler();

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

 * User-side executive handlers

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

#include "execs.h"

#ifdef KEXEC

TLinAddr UserReturnAddress()

	{

	TUint32* svcStackTop=(TUint32*)((TInt)TheCurrentThread->iSupervisorStack+TheCurrentThread->iSupervisorStackSize-4);

	return svcStackTop[-4];

	}

#endif

TInt ExecHandler::BreakPoint()

	{

	__KTRACE_OPT(KEXEC,Kern::Printf("ExecHandler::Breakpoint"));

	return 0;

	}

TInt ExecHandler::ProfileStart(TInt aProfile)

	{

	__KTRACE_OPT(KEXEC,Kern::Printf("ExecHandler::ProfileStart(%d) called from %08x",

		aProfile,UserReturnAddress()));

	return 0;

	}

TInt ExecHandler::ProfileEnd(TInt aProfile)

	{

	__KTRACE_OPT(KEXEC,Kern::Printf("ExecHandler::ProfileEnd(%d) called from %08x",

		aProfile,UserReturnAddress()));

	return 0;

	}

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

 * Exec dispatch code

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

void InvalidExecHandler()

	{

	K::PanicKernExec(EInvalidSystemCall);

	}

void GetLatencyValues(TInt /*aMode*/, TInt& /*aCount*/, TInt* /*aDest*/)

	{

	}

void dummyMsg(TAny*);

TMessageQue DummyMsgQ(dummyMsg,NULL,NULL,1);

GLDEF_C void InitDummyMsgQ()

	{

	DummyMsgQ.SetDfcQ(K::DfcQ0);

	DummyMsgQ.Receive();

	}

void dummyMsg(TAny*)

	{

	DummyMsgQ.iMessage->Complete(KErrNone,ETrue);

	}

void KernMsgTest()

	{

	TMessageBase& m=Kern::Message();

	m.SendReceive(&DummyMsgQ);

	}

TInt ExecHandler::SetFloatingPointMode(TFloatingPointMode /*aMode*/, TFloatingPointRoundingMode /*aRoundingMode*/)

	{

	return KErrNotSupported;

	}