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/*
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* Copyright (c) 2009 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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*/
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#ifndef PROFILERGENERICCLASSESKRN_H
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#define PROFILERGENERICCLASSESKRN_H
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#include <piprofiler/ProfilerGenericClassesCommon.h>
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#include <piprofiler/ProfilerTraces.h>
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#include <e32cmn.h>
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#define PROFILER_KERNEL_MODE
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#ifdef PROFILER_KERNEL_MODE
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#ifdef __SMP__
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static TSpinLock BufferStateSpinLock = TSpinLock(TSpinLock::EOrderGenericIrqLow3);
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static TSpinLock WriteSpinLock = TSpinLock(TSpinLock::EOrderGenericIrqLow3);
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#endif
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class DProfilerSampleBuffer;
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class DProfilerSampleStream
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{
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public:
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DProfilerSampleStream();
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~DProfilerSampleStream();
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void InsertCurrentClient(DThread* aClient);
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void AddSampleBuffer(TBapBuf* aBuffer,TRequestStatus* aStatus);
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void ReleaseIfPending();
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void AddSamples(DProfilerSampleBuffer& aBuffer, TInt aSamplerId);
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TInt EndSampling(DProfilerSampleBuffer& aBuffer,TInt aSamplerId);
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void PerformCopy(TUint8 aSamplerId,TUint8* aSrc,TPtr8* dst,TInt aOffset,TInt aAmount);
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private:
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TBapBuf* iCurrentBuffer;
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TRequestStatus* iPendingRequest;
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DThread* iClient;
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TInt iAddingSamples;
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};
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class DProfilerSampleBuffer : public DBase
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{
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friend class DProfilerSampleStream;
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public:
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enum ProfilerBufferStatus
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{
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BufferOk,
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BufferCopyAsap,
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BufferBeingCopied,
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BufferFull,
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BufferDataEnd
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};
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DProfilerSampleBuffer(TUint8* aBuffer, TUint8* aDblBuffer, TUint32 aSize);
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~DProfilerSampleBuffer();
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TInt AddSample(TUint8* aSample, TUint32 aLength);
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TUint32 GetBufferStatus();
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void ClearBuffer();
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void EndSampling();
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void DataCopied();
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private:
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TUint32 iBufferStatus;
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TUint32 iBytesWritten;
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TUint32 iDblBytesWritten;
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TUint32 iDblBytesRead;
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TUint32 iBufferDataSize;
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TUint32 iBufferRealSize;
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TProfilerSampleBufStruct* iDblBufStruct;
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TProfilerSampleBufStruct* iBufStruct;
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};
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#endif
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/*
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*
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* Abstract class CProfilerSamplerBase definition
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*
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*/
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#ifdef PROFILER_KERNEL_MODE
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class DProfilerSamplerBase : public DBase
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{
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public:
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DProfilerSamplerBase();
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virtual ~DProfilerSamplerBase();
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virtual TInt Initialise() = 0;
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virtual void Sample(TAny* aPtr) = 0;
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virtual TBool PostSampleNeeded() = 0;
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virtual TInt PostSample() = 0;
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virtual TInt EndSampling() = 0;
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virtual TInt Reset(DProfilerSampleStream* aStream = 0, TUint32 aSyncOffset = 0) = 0;
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virtual void SetEnabledFlag(TBool aFlag) = 0;
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virtual TBool GetEnabledFlag() = 0;
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virtual void SetOutputCombination(TInt aSettings) = 0;
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virtual void SetSamplingPeriod(TInt aSettings) = 0;
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virtual void SetAdditionalSettings(TInt aSettings) = 0;
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virtual void SetAdditionalSettings2(TInt aSettings) = 0;
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virtual void SetAdditionalSettings3(TInt aSettings) = 0;
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virtual void SetAdditionalSettings4(TInt aSettings) = 0;
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TInt iSamplerId;
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TInt iOutputCombination;
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TBool iEnabled;
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};
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/*
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*
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* Template abstract class CProfilerGenericSampler definition
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*
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*/
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// size parameter given defines the explicit buffer size in bytes for this sampler
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template <int BufferSize>
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class DProfilerGenericSampler : public DProfilerSamplerBase
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{
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public:
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DProfilerGenericSampler(TInt aSamplerId);
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virtual ~DProfilerGenericSampler();
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TInt Initialise();
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virtual void Sample(TAny* aPtr) = 0;
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TBool PostSampleNeeded();
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TInt PostSample();
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TInt EndSampling();
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virtual TInt Reset(DProfilerSampleStream* aStream = 0, TUint32 aSyncOffset = 0);
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void SetEnabledFlag(TBool aFlag);
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TBool GetEnabledFlag();
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void SetOutputCombination(TInt aComb);
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void SetSamplingPeriod(TInt aSettings);
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void SetAdditionalSettings(TInt aSettings);
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void SetAdditionalSettings2(TInt aSettings);
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void SetAdditionalSettings3(TInt aSettings);
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void SetAdditionalSettings4(TInt aSettings);
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DProfilerSampleBuffer* iSampleBuffer;
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DProfilerSampleStream* iStream;
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// for right alignment
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TUint8 iBuffer[BufferSize+4];
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TUint8 iDblBuffer[BufferSize+4];
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TInt iSamplingPeriod;
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TInt iAdditionalSettings;
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TInt iAdditionalSettings2;
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TInt iAdditionalSettings3;
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TInt iAdditionalSettings4;
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};
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/*
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*
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* Template abstract class CProfilerGenericSampler implementation
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*
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*/
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template <int BufferSize>
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DProfilerGenericSampler<BufferSize>::DProfilerGenericSampler(TInt aSamplerId)
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{
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iSamplerId = aSamplerId;
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iEnabled = false;
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iSampleBuffer = 0;
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iAdditionalSettings = 0;
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iAdditionalSettings2 = 0;
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iAdditionalSettings3 = 0;
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iAdditionalSettings4 = 0;
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iStream = 0;
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Initialise();
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}
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template <int BufferSize>
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DProfilerGenericSampler<BufferSize>::~DProfilerGenericSampler()
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{
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LOGSTRING2("DProfilerGenericSampler<%d>::CProfilerGenericSampler",BufferSize);
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if(iSampleBuffer != 0)
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{
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delete iSampleBuffer;
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}
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}
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template <int BufferSize>
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TInt DProfilerGenericSampler<BufferSize>::Initialise()
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{
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LOGSTRING2("DProfilerGenericSampler<%d>::Initialise - chunk option",BufferSize);
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// stream is not used in chunk mode
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iStream = 0;
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// create the sample buffer object with the buffers
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if(iSampleBuffer == 0)
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{
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iSampleBuffer = new DProfilerSampleBuffer(iBuffer,iDblBuffer,BufferSize);
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}
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else
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{
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LOGSTRING2("DProfilerGenericSampler<%d>::Initialise - ERROR 1",BufferSize);
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}
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return KErrNone;
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}
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template <int BufferSize>
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TInt DProfilerGenericSampler<BufferSize>::Reset(DProfilerSampleStream* aStream, TUint32 aSyncOffset)
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{
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LOGSTRING4("DProfilerGenericSampler<%d>::Reset %d, sync offset %d",BufferSize,aStream,aSyncOffset);
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// reset the sample buffer and resolve the chunk again
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// CURRENT VERSION SUPPORTS ONLY STREAM MODE!
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LOGSTRING2("DProfilerGenericSampler<%d>::Reset - stream option",BufferSize);
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// initialise the sampler with the stream option
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iStream = aStream;
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// clear the sample buffer
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if(iSampleBuffer != 0)
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{
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iSampleBuffer->ClearBuffer();
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}
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else
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{
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LOGSTRING2("DProfilerGenericSampler<%d>::Initialise - ERROR no buffer",BufferSize);
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}
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return KErrNone;
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}
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template <int BufferSize>
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TBool DProfilerGenericSampler<BufferSize>::PostSampleNeeded()
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{
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LOGSTRING4("DProfilerGenericSampler<%d>::PostSampleNeeded - ID %d, state %d",BufferSize ,iSamplerId ,iSampleBuffer->GetBufferStatus());
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TUint32 status(iSampleBuffer->GetBufferStatus());
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if(status == DProfilerSampleBuffer::BufferCopyAsap || status == DProfilerSampleBuffer::BufferFull)
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{
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return true;
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}
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return false;
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}
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template <int BufferSize>
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TInt DProfilerGenericSampler<BufferSize>::PostSample()
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{
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LOGSTRING4("DProfilerGenericSampler<%d>::PostSample - ID %d, state %d",BufferSize,iSamplerId,iSampleBuffer->GetBufferStatus());
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TUint32 status(iSampleBuffer->GetBufferStatus());
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if(status == DProfilerSampleBuffer::BufferCopyAsap || status == DProfilerSampleBuffer::BufferFull)
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{
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// write data to the stream
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iStream->AddSamples(*iSampleBuffer,iSamplerId);
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}
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return KErrNone;
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}
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template <int BufferSize>
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TInt DProfilerGenericSampler<BufferSize>::EndSampling()
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{
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LOGSTRING3("DProfilerGenericSampler<%d>::EndSampling, ID %d",BufferSize,iSamplerId);
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// only if write to stream option is selected
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if(iStream->EndSampling(*iSampleBuffer,iSamplerId) == 0)
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{
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LOGSTRING3("DProfilerGenericSampler<%d>::EndSampling, ID %d - ok",BufferSize,iSamplerId);
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return KErrNone;
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}
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else
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{
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LOGSTRING3("DProfilerGenericSampler<%d>::EndSampling, ID %d - still data to copy",BufferSize,iSamplerId);
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// there is still data to copy
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return KErrNotReady;
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}
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}
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template <int BufferSize>
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void DProfilerGenericSampler<BufferSize>::SetEnabledFlag(TBool aFlag)
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{
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LOGSTRING2("CProfilerGenericSampler<%d>::SetEnabledFlag",BufferSize);
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iEnabled = aFlag;
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}
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template <int BufferSize>
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TBool DProfilerGenericSampler<BufferSize>::GetEnabledFlag()
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{
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LOGSTRING2("CProfilerGenericSampler<%d>::GetEnabledFlag",BufferSize);
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return iEnabled;
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}
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template <int BufferSize>
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void DProfilerGenericSampler<BufferSize>::SetOutputCombination(TInt aComb)
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{
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LOGSTRING2("CProfilerGenericSampler<%d>::SetOutputCombination",BufferSize);
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iOutputCombination = aComb;
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}
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template <int BufferSize>
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void DProfilerGenericSampler<BufferSize>::SetAdditionalSettings(TInt aSettings)
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{
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LOGSTRING3("CProfilerGenericSampler<%d>::SetAdditionalSettings to 0x%x",BufferSize,aSettings);
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iAdditionalSettings = aSettings;
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}
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template <int BufferSize>
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void DProfilerGenericSampler<BufferSize>::SetAdditionalSettings2(TInt aSettings)
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{
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LOGSTRING3("CProfilerGenericSampler<%d>::SetAdditionalSettings2 to 0x%x",BufferSize,aSettings);
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iAdditionalSettings2 = aSettings;
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}
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template <int BufferSize>
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void DProfilerGenericSampler<BufferSize>::SetAdditionalSettings3(TInt aSettings)
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{
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LOGSTRING3("CProfilerGenericSampler<%d>::SetAdditionalSettings3 to 0x%x",BufferSize,aSettings);
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iAdditionalSettings3 = aSettings;
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}
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template <int BufferSize>
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void DProfilerGenericSampler<BufferSize>::SetAdditionalSettings4(TInt aSettings)
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{
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LOGSTRING3("CProfilerGenericSampler<%d>::SetAdditionalSettings4 to 0x%x",BufferSize,aSettings);
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iAdditionalSettings4 = aSettings;
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}
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template <int BufferSize>
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|
360 |
void DProfilerGenericSampler<BufferSize>::SetSamplingPeriod(TInt aSettings)
|
|
|
361 |
{
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|
62
|
362 |
LOGSTRING3("CProfilerGenericSampler<%d>::SetSamplingPeriod to 0x%x",BufferSize,aSettings);
|
|
|
363 |
iSamplingPeriod = aSettings;
|
|
20
|
364 |
}
|
|
|
365 |
|
|
|
366 |
/*
|
|
62
|
367 |
*
|
|
|
368 |
* Just a test class that is derived from CProfilerGenericSampler
|
|
|
369 |
*
|
|
20
|
370 |
*/
|
|
|
371 |
|
|
|
372 |
template <int BufferSize>
|
|
|
373 |
class DProfilerExampleSampler : public DProfilerGenericSampler<BufferSize>
|
|
|
374 |
{
|
|
|
375 |
public:
|
|
62
|
376 |
TUint32 iSampleNumber;
|
|
20
|
377 |
|
|
62
|
378 |
DProfilerExampleSampler(TInt aSamplerId);
|
|
|
379 |
~DProfilerExampleSampler();
|
|
20
|
380 |
|
|
62
|
381 |
void Sample();
|
|
|
382 |
void Sample(TInt aCount, TInt aLastPc);
|
|
20
|
383 |
};
|
|
|
384 |
|
|
|
385 |
|
|
|
386 |
/*
|
|
62
|
387 |
*
|
|
|
388 |
* Just a test class that is derived from CProfilerGenericSampler
|
|
|
389 |
*
|
|
20
|
390 |
*/
|
|
|
391 |
|
|
|
392 |
template <int BufferSize>
|
|
|
393 |
DProfilerExampleSampler<BufferSize>::DProfilerExampleSampler(TInt aSamplerId) :
|
|
62
|
394 |
DProfilerGenericSampler<BufferSize>(aSamplerId)
|
|
20
|
395 |
{
|
|
|
396 |
iSampleNumber = 0;
|
|
62
|
397 |
LOGSTRING2("CProfilerExampleSampler<%d>::CProfilerExampleSampler",BufferSize);
|
|
20
|
398 |
}
|
|
|
399 |
|
|
|
400 |
template <int BufferSize>
|
|
|
401 |
void DProfilerExampleSampler<BufferSize>::Sample()
|
|
|
402 |
{
|
|
62
|
403 |
LOGSTRING2("CProfilerExampleSampler<%d>::Sample",BufferSize);
|
|
|
404 |
TBuf8<20>* testiBuf = new TBuf8<20>;
|
|
20
|
405 |
|
|
62
|
406 |
testiBuf->AppendNum((TInt)iSampleNumber);
|
|
|
407 |
iSampleNumber++;
|
|
20
|
408 |
|
|
62
|
409 |
this->iSampleBuffer->AddSample((TUint8*)testiBuf->Ptr(),testiBuf->Length());
|
|
|
410 |
delete testiBuf;
|
|
|
411 |
return;
|
|
20
|
412 |
}
|
|
|
413 |
|
|
|
414 |
template <int BufferSize>
|
|
|
415 |
void DProfilerExampleSampler<BufferSize>::Sample(TInt aCount, TInt aLastPc)
|
|
|
416 |
{
|
|
62
|
417 |
return;
|
|
20
|
418 |
}
|
|
|
419 |
|
|
|
420 |
template <int BufferSize>
|
|
|
421 |
DProfilerExampleSampler<BufferSize>::~DProfilerExampleSampler()
|
|
|
422 |
{
|
|
62
|
423 |
LOGSTRING2("CProfilerExampleSampler<%d>::~CProfilerExampleSampler",BufferSize);
|
|
20
|
424 |
}
|
|
|
425 |
|
|
|
426 |
#include <piprofiler/ProfilerGenericClassesKrn.inl>
|
|
|
427 |
|
|
|
428 |
#endif
|
|
|
429 |
|
|
|
430 |
|
|
|
431 |
#endif
|