// Copyright (c) 2005-2009 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:

 //

 #include <d32btrace.h>

 class TBTraceBufferK

 	{

 public:

 	TLinAddr			iAddress;

 	TUint				iStart;

 	TUint				iEnd;

 	TUint				iHead;

 	volatile TInt		iRequestDataSize;

 	TUint8*				iRecordOffsets;

 	TUint				iDropped;

 	DChunk*				iBufferChunk;

 	volatile TDfc*		iWaitingDfc;

 	BTrace::THandler	iOldBTraceHandler;

 	BTrace::TControlFunction	iOldBTraceControl;

 	TBool				iTimestamp2Enabled;

 	TUint				iCrashReadPart;

 public:

 	TInt Create(TInt aSize);

 	void Close();

 	void Reset(TUint aMode);

 	TInt RequestData(TInt aSize, TDfc* aDfc);

 	static TBool Trace(TUint32 aHeader,TUint32 aHeader2,const TUint32 aContext,const TUint32 a1,const TUint32 a2,const TUint32 a3,const TUint32 aExtra,const TUint32 aPc);

 	static TBool TraceWithTimestamp2(TUint32 aHeader,TUint32 aHeader2,const TUint32 aContext,const TUint32 a1,const TUint32 a2,const TUint32 a3,const TUint32 aExtra,const TUint32 aPc);	

 	static TInt ControlFunction(BTrace::TControl aFunction, TAny* aArg1, TAny* aArg2);

 	void CrashRead(TUint8*& aData, TUint& aSize);

 private:

 	static TBool Trace_Impl(TUint32 aHeader,TUint32 aHeader2,const TUint32 aContext,const TUint32 a1,const TUint32 a2,const TUint32 a3,const TUint32 aExtra, const TUint32 aPc, const TBool aIncTimestamp2);

 	};

 extern TBTraceBufferK Buffer;

 /**

 If this macro is defined a timestamp is added to each fast-trace record; if supported by the platform.

 */

 #define BTRACE_INCLUDE_TIMESTAMPS

 #ifdef __MARM__

 #ifndef __SMP__

 #define BTRACE_DRIVER_MACHINE_CODED

 #endif

 #endif