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// Copyright (c) 2007-2010 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 "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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/**
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@internalComponent
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*/
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#ifndef __TRACECOREREGISTERWRITER_H__
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#define __TRACECOREREGISTERWRITER_H__
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// Include files
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#include "TraceCoreWriter.h"
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class TTraceCoreRegisterWriterProperties
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{
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public:
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TUint32 iDataRegister0;
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TUint32 iDataRegister1;
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TUint32 iControlRegister;
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TUint8 iDataStart;
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TUint8 iControlEnd0;
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TUint8 iControlEnd1;
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};
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/**
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* Base class for optimized writers that use a register address to write data
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*/
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class DTraceCoreRegisterWriter : public DTraceCoreWriter
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{
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public:
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/**
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* Constructor
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*/
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/*IMPORT_C*/ DTraceCoreRegisterWriter();
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/**
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* Destructor
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*/
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/*IMPORT_C*/ ~DTraceCoreRegisterWriter();
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/**
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* Registers this writer to TraceCore. The first writer to register becomes the active writer.
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*/
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/*IMPORT_C*/ TInt Register();
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/**
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* Initializes the properties of this writer
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*/
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virtual void InitProperties( TTraceCoreRegisterWriterProperties& aProperties ) = 0;
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/**
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* Outputs a TraceCore frame. This calls WriteStart, writes the component and group ID's,
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* calls WriteBTraceFrame and calls WriteEnd
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*
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* @param aComponentId the component ID
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* @param aTraceId the trace ID
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* @param aHeader BTrace header
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* @param aHeader2 Extra header data
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* @param aContext The thread context in which this function was called
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* @param a1 The first trace parameter
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* @param a2 The second trace parameter
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* @param a3 The third trace parameter
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* @param aExtra Extra trace data
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* @param aPc The program counter value
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* @param aRecordSize The record size
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*/
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virtual void WriteTraceCoreFrame( const TUint32 aComponentId, const TUint32 aTraceId,
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TUint32 aHeader, TUint32 aHeader2, const TUint32 aContext, const TUint32 a1,
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const TUint32 a2, const TUint32 a3, const TUint32 aExtra, const TUint32 aPc, TUint32 aRecordSize ) = 0;
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/**
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* Writes 8-bit data to given entry (Time stamped channel -> ends the trace for used channel)
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*
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* @param aEntryId the entry ID returned by WriteStart
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* @param aData the trace data
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*/
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virtual void WriteDataTs( TUint32 aEntryId, TUint8 aData ) = 0;
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/**
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* Writes 16-bit data to given entry (Time stamped channel -> ends the trace for used channel)
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*
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* @param aEntryId the entry ID returned by WriteStart
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* @param aData the trace data
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*/
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virtual void WriteDataTs( TUint32 aEntryId, TUint16 aData ) = 0;
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/**
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* Writes 32-bit data to given entry (Time stamped channel -> ends the trace for used channel)
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*
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* @param aEntryId the entry ID returned by WriteStart
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* @param aData the trace data
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*/
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virtual void WriteDataTs( TUint32 aEntryId, TUint32 aData ) = 0;
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/**
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* Outputs a TraceCore frame
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*
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* @param aComponentId the component ID
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* @param aTraceId the trace ID
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* @param aHeader BTrace header
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* @param aHeader2 Extra header data
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* @param aContext The thread context in which this function was called
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* @param a1 The first trace parameter
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* @param a2 The second trace parameter
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* @param a3 The third trace parameter
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* @param aExtra Extra trace data
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* @param aPc The program counter value
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* @param aRecordSize The record size
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*/
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// void OptimizedWriteTraceCoreFrame( const TUint32 aComponentId, const TUint32 aTraceId,
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// TUint32 aHeader, TUint32 aHeader2, const TUint32 aContext, const TUint32 a1,
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// const TUint32 a2, const TUint32 a3, const TUint32 aExtra, const TUint32 aPc, TUint32 aRecordSize );
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#ifndef __WINS__
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/**
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* InterruptsDisabled
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*
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*/
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/*IMPORT_C*/ TUint32 InterruptsDisabled();
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#endif
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protected:
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/**
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* Outputs a BTrace frame
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*
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* @param aHeader BTrace header
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* @param aHeader2 Extra header data
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* @param aContext The thread context in which this function was called
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* @param a1 The first trace parameter
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* @param a2 The second trace parameter
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* @param a3 The third trace parameter
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* @param aExtra Extra trace data
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* @param aPc The program counter value
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* @param aRecordSize The record size
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*/
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virtual void WriteBTraceFrame( TUint32 aWriteParameter, TUint32 aHeader, TUint32 aHeader2,
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const TUint32 aContext, const TUint32 a1, const TUint32 a2, const TUint32 a3,
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const TUint32 aExtra, const TUint32 aPc, TUint32 aRecordSize ) = 0;
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/**
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* Writes the remaining bytes if data is not 32-bit aligned
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*/
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virtual void WriteRemainingBytes( TUint32 aWriteParameter, const TUint32 aSize, const TUint32 a3 ) = 0;
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/**
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* Write helper functions
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*/
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// inline void LocalWriteData8( TUint32 aWriteParameter, TUint8 aValue, TInt32 aSizeLeftBeforeWrite );
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// inline void LocalWriteData16( TUint32 aWriteParameter, TUint16 aValue, TInt32 aSizeLeftBeforeWrite );
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// inline void LocalWriteData32( TUint32 aWriteParameter, TUint32 aValue, TInt32 aSizeLeftBeforeWrite );
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/**
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* Writer properties
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*/
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TTraceCoreRegisterWriterProperties iProperties;
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};
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#endif
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// End of file
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