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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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//
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// LDD for thread time profiling
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//
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#include <kern_priv.h>
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#include <platform.h>
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#include <arm.h>
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#ifdef __SMP__
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#include <assp/naviengine/naviengine.h>
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#include <nkernsmp/arm/arm_gic.h>
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#include <nkernsmp/arm/arm_tmr.h>
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#endif
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#include "GeneralsDriver.h"
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#include <piprofiler/PluginDriver.h>
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#include <piprofiler/PluginSampler.h>
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#include <piprofiler/ProfilerTraces.h>
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#include "GppSamplerImpl.h"
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#include "GfcSamplerImpl.h"
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#include "IttSamplerImpl.h"
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#include "MemSamplerImpl.h"
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#include "PriSamplerImpl.h"
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#ifndef __SMP__
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extern TUint* IntStackPtr();
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extern void UsrModLr(TUint32*);
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#endif
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// for security check
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#define KProfilerExeSecurUid 0x2001E5AD
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static _LIT_SECURITY_POLICY_PASS(KAllowAllPolicy);
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static _LIT_SECURITY_POLICY_FAIL( KDenyAllPolicy );
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#define SEPARATE_DFC_QUEUE
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// CONSTANTS
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//_LIT(DProfilerThread,"DProfilerThread");
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//const TInt KDProfilerThreadPriority = 27;
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#ifdef SEPARATE_DFC_QUEUE
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const TInt KGeneralsDriverThreadPriority = 24;
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_LIT(KGeneralsDriverThread, "PIGeneralsDriver");
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#endif
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// global Dfc Que
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//TDynamicDfcQue* gDfcQ;
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//#ifdef __SMP__
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//
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//enum TNaviEngineAsspInterruptIdExtension
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//{
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// KIntProfilerBase = 99 // Sampling profiler interrupt base.
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// // Each CPU is assigned a sampling interrupt from this base
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// // CPU-0's sampling interrupt is KIntIdSamplingBase + 0
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// // CPU-n's sampling interrupt is KIntIdSamplingBase + n
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//};
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//#endif
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/*
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*
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*
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* Class DGfcProfilerFactory definition
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*
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*
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*/
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class DGeneralsProfilerFactory : public DLogicalDevice
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{
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public:
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DGeneralsProfilerFactory();
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~DGeneralsProfilerFactory();
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public:
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virtual TInt Install();
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virtual void GetCaps(TDes8& aDes) const;
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virtual TInt Create(DLogicalChannelBase*& aChannel);
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};
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/*
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*
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*
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* Class DGfcDriver definition
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*
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*
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*/
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class DPluginDriver;
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class DGeneralsDriver : public DPluginDriver
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{
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public:
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DGeneralsDriver();
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~DGeneralsDriver();
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private:
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TInt NewStart(TInt aRate);
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static void NewDoProfilerProfile(TAny*);
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static void NewDoDfc(TAny*);
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// called by each core
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static void Sample(TAny*);
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TInt GetSampleTime(TUint32* time);
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//TInt Test(TUint32 testCase);
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TInt StartSampling();
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TInt StopSampling();
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void InitialiseSamplerList();
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DProfilerSamplerBase* GetSamplerForId(TInt samplerId);
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TInt GetSamplerVersion(TDes* aDes);
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#ifdef __SMP__
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void UnbindInterrupts();
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#endif
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TInt ProcessStreamReadRequest(TBapBuf* aBuf,TRequestStatus* aStatus);
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TInt MarkTraceActive(TInt samplerIdToActivate);
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TInt MarkTraceInactive(TInt samplerIdToDisable);
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TInt OutputSettingsForTrace(TInt samplerId,TInt settings);
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TInt AdditionalTraceSettings(TInt samplerId,TInt settings);
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TInt AdditionalTraceSettings2(TInt samplerId,TInt settings);
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TInt SetSamplingPeriod(TInt /*samplerId*/,TInt settings);
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private:
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// create the driver in EKA-2 version
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TInt DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion& aVer);
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// receive commands and control in EKA-2 version
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void HandleMsg(TMessageBase* aMsg);
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private:
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// timer mechanism in EKA-2 version
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NTimer iTimer;
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TDfc iNewDfc;
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TInt iCount;
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TInt iLastPcVal;
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TInt iPeriod;
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// sync sample number property for synchronizing other samplers
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RPropertyRef iSampleStartTimeProp;
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TInt iSampleStartTime;
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DProfilerGppSampler<10000> gppSampler;
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#ifdef __SMP__
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DProfilerGppSampler<10000> gppSampler2;
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DProfilerGppSampler<10000> gppSampler3;
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DProfilerGppSampler<10000> gppSampler4;
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#endif
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DProfilerGfcSampler<10000> gfcSampler;
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DProfilerIttSampler<10000> ittSampler;
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DProfilerMemSampler<40000> memSampler;
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DProfilerPriSampler<10000> priSampler;
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#ifdef __SMP__
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// DProfilerPriSampler<10000> priSampler2;
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// DProfilerPriSampler<10000> priSampler3;
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// DProfilerPriSampler<10000> priSampler4;
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#endif
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#ifndef __SMP__
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static const TInt KSamplerAmount = 5;
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#else
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static const TInt KSamplerAmount = 8;
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#endif
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DProfilerSamplerBase* iSamplers[KSamplerAmount];
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TInt iMaxCpus;
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TUint32 iStartTime;
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#ifdef SEPARATE_DFC_QUEUE
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TDynamicDfcQue* iDfcQ;
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#endif
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};
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/*
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*
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*
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* Class DGeneralsProfilerFactory implementation
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*
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*
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*/
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DECLARE_STANDARD_LDD()
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{
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return new DGeneralsProfilerFactory();
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}
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TInt DGeneralsProfilerFactory::Create(DLogicalChannelBase*& aChannel)
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{
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aChannel = new DGeneralsDriver;
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return aChannel?KErrNone:KErrNoMemory;
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}
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DGeneralsProfilerFactory::DGeneralsProfilerFactory()
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{
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// major, minor, and build version number
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iVersion=TVersion(1,0,1);
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}
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DGeneralsProfilerFactory::~DGeneralsProfilerFactory()
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{
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// if (gDfcQ)
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// {
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// gDfcQ->Destroy();
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// }
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}
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TInt DGeneralsProfilerFactory::Install()
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{
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return(SetName(&KPluginSamplerName));
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}
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void DGeneralsProfilerFactory::GetCaps(TDes8& aDes) const
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{
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TCapsSamplerV01 b;
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b.iVersion=TVersion(1,0,1);
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aDes.FillZ(aDes.MaxLength());
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aDes.Copy((TUint8*)&b,Min(aDes.MaxLength(),sizeof(b)));
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}
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/*
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*
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*
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* Class DGeneralsDriver implementation
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*
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*
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*/
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DGeneralsDriver::DGeneralsDriver() :
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iTimer(NewDoProfilerProfile,this),
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iNewDfc(NewDoDfc,this,NULL,7),
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#ifdef __SMP__
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gppSampler(0),
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gppSampler2(1),
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gppSampler3(2),
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gppSampler4(3),
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#endif
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gfcSampler(gppSampler.GetExportData()),
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ittSampler(gppSampler.GetExportData()),
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memSampler(gppSampler.GetExportData(), PROFILER_MEM_SAMPLER_ID),
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priSampler(gppSampler.GetExportData(), PROFILER_PRI_SAMPLER_ID)
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#ifdef __SMP__
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// ,priSampler2(gppSampler.GetExportData(), PROFILER_PRI_SAMPLER_ID),
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// priSampler3(gppSampler.GetExportData(), PROFILER_PRI_SAMPLER_ID),
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// priSampler4(gppSampler.GetExportData(), PROFILER_PRI_SAMPLER_ID)
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#endif
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{
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LOGSTRING("DGeneralsDriver::DGeneralsDriver()");
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iState = EStopped;
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iEndRequestStatus = 0;
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doingDfc = 0;
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sampleRunning = 0;
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iSyncOffset = 0;
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iStartTime = 0;
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InitialiseSamplerList();
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}
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/*
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*
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* This method has to be changed for each new sampler
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*
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*/
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void DGeneralsDriver::InitialiseSamplerList()
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{
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// initialize all samplers to zero
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for(TInt i(0);i<KSamplerAmount;i++)
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{
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iSamplers[i] = 0;
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}
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TInt i(0);
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iSamplers[i] = &gppSampler;i++;
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#ifdef __SMP__
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iSamplers[i] = &gppSampler2;i++;
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iSamplers[i] = &gppSampler3;i++;
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iSamplers[i] = &gppSampler4;i++;
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#endif
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iSamplers[i] = &gfcSampler;i++;
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iSamplers[i] = &ittSampler;i++;
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iSamplers[i] = &memSampler;i++;
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iSamplers[i] = &priSampler;i++;
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#ifdef __SMP__
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// get the number of cpus
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iMaxCpus = NKern::NumberOfCpus();
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#else
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iMaxCpus = 0;
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#endif
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// initialize synchronizing property
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LOGSTRING("DGeneralsDriver::InitialiseSamplerList() - initializing property");
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TInt r(iSampleStartTimeProp.Attach(KGppPropertyCat, EGppPropertySyncSampleNumber));
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if (r!=KErrNone)
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{
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LOGSTRING2("DGeneralsDriver::InitialiseSamplerList() - error in attaching counter property, error %d", r);
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}
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LOGSTRING("DGeneralsDriver::InitialiseSamplerList() - defining properties");
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r = iSampleStartTimeProp.Define(RProperty::EInt, KAllowAllPolicy, KDenyAllPolicy, 0, NULL);
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if (r!=KErrNone)
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{
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LOGSTRING2("DGeneralsDriver::InitialiseSamplerList() - error in defining counter property, error %d", r);
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}
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}
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DProfilerSamplerBase* DGeneralsDriver::GetSamplerForId(TInt samplerIdToGet)
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{
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for(TInt i(0);i<KSamplerAmount;i++)
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{
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if(iSamplers[i]->iSamplerId == samplerIdToGet)
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{
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return iSamplers[i];
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}
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}
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return (DProfilerSamplerBase*)0;
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}
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TInt DGeneralsDriver::DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion& aVer)
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{
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TUint8 err(KErrNone);
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if (!Kern::QueryVersionSupported(TVersion(1,0,1),aVer))
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return KErrNotSupported;
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// just for testing
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#ifndef __SMP__
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LOGTEXT("Initializing the stack pointer");
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stackTop=(TUint32*)IntStackPtr();
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LOGSTRING2("Got stack pointer 0x%x",(TUint32)stackTop);
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#endif
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iClient = &Kern::CurrentThread();
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err = iClient->Open();
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DProcess* clientProcess(iClient->iOwningProcess);
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if (clientProcess)
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{
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//Require Power Management and All Files to use this driver
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// Not ideal, but better than nothing
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if(!Kern::CurrentThreadHasCapability(ECapabilityPowerMgmt,__PLATSEC_DIAGNOSTIC_STRING("Checked by GeneralsDriver.ldd")))
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return KErrPermissionDenied;
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if(!Kern::CurrentThreadHasCapability(ECapabilityAllFiles,__PLATSEC_DIAGNOSTIC_STRING("Checked by GeneralsDriver.ldd")))
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return KErrPermissionDenied;
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SSecurityInfo secureInfo = clientProcess->iS;
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|
369 |
if (secureInfo.iSecureId != KProfilerExeSecurUid)
|
|
|
370 |
{
|
|
|
371 |
return KErrPermissionDenied;
|
|
|
372 |
}
|
|
|
373 |
}
|
|
|
374 |
|
|
|
375 |
// initiate sample stream ready for collecting the trace data
|
|
|
376 |
iSampleStream.InsertCurrentClient(iClient);
|
|
|
377 |
|
|
|
378 |
iTimer.Cancel();
|
|
|
379 |
iNewDfc.Cancel();
|
|
|
380 |
|
|
|
381 |
Kern::SetThreadPriority(24);
|
|
|
382 |
|
|
|
383 |
#ifdef SEPARATE_DFC_QUEUE
|
|
|
384 |
err = Kern::DynamicDfcQCreate(iDfcQ, KGeneralsDriverThreadPriority, TBuf8<32>( KGeneralsDriverThread ));
|
|
|
385 |
if (KErrNone == err)
|
|
|
386 |
{
|
|
|
387 |
SetDfcQ(iDfcQ);
|
|
|
388 |
iNewDfc.SetDfcQ(iDfcQ);
|
|
|
389 |
iMsgQ.Receive();
|
|
|
390 |
return err;
|
|
|
391 |
}
|
|
|
392 |
#else
|
|
|
393 |
SetDfcQ(Kern::DfcQue0());
|
|
|
394 |
iNewDfc.SetDfcQ(iDfcQ);
|
|
|
395 |
iMsgQ.Receive();
|
|
|
396 |
#endif
|
|
|
397 |
return err;
|
|
|
398 |
}
|
|
|
399 |
|
|
|
400 |
DGeneralsDriver::~DGeneralsDriver()
|
|
|
401 |
{
|
|
|
402 |
if (iState!=EStopped)
|
|
|
403 |
iTimer.Cancel();
|
|
|
404 |
iNewDfc.Cancel();
|
|
|
405 |
|
|
|
406 |
#ifdef SEPARATE_DFC_QUEUE
|
|
|
407 |
if(iDfcQ)
|
|
|
408 |
iDfcQ->Destroy();
|
|
|
409 |
#endif
|
|
|
410 |
|
|
|
411 |
iSampleStartTimeProp.Close();
|
|
|
412 |
Kern::SafeClose((DObject*&)iClient,NULL);
|
|
|
413 |
}
|
|
|
414 |
|
|
|
415 |
|
|
|
416 |
TInt DGeneralsDriver::GetSampleTime(TUint32* time)
|
|
|
417 |
{
|
|
|
418 |
LOGSTRING("DGeneralsDriver::GetSampleTime - entry");
|
|
|
419 |
|
|
|
420 |
Kern::ThreadRawWrite( iClient,(TAny*)time,
|
|
|
421 |
(TAny*)&gppSampler.GetExportData()->sampleNumber,
|
|
|
422 |
4, iClient);
|
|
|
423 |
|
|
|
424 |
LOGSTRING("DGeneralsDriver::GetSampleTime - exit");
|
|
|
425 |
|
|
|
426 |
return KErrNone;
|
|
|
427 |
}
|
|
|
428 |
|
|
|
429 |
|
|
|
430 |
TInt DGeneralsDriver::GetSamplerVersion(TDes* aDes)
|
|
|
431 |
{
|
|
|
432 |
LOGSTRING2("DGeneralsDriver::GetSamplerVersion - 0x%x",aDes);
|
|
|
433 |
|
|
|
434 |
TBuf8<16> aBuf;
|
|
|
435 |
aBuf.Append(PROFILER_SAMPLER_VERSION);
|
|
|
436 |
Kern::ThreadDesWrite(iClient,aDes,aBuf,0,KChunkShiftBy0,iClient);
|
|
|
437 |
LOGSTRING("DGeneralsDriver::GetSamplerVersion - written client descriptor");
|
|
|
438 |
return KErrNone;
|
|
|
439 |
}
|
|
|
440 |
|
|
|
441 |
TInt DGeneralsDriver::NewStart(TInt aDelay)
|
|
|
442 |
{
|
|
|
443 |
LOGSTRING("DGeneralsDriver::NewStart");
|
|
|
444 |
iEndRequestStatus = 0;
|
|
|
445 |
|
|
|
446 |
aDelay = Min(KMaxDelay, Max(KMinDelay, aDelay));
|
|
|
447 |
|
|
|
448 |
// always use this rate
|
|
|
449 |
iPeriod = aDelay;
|
|
|
450 |
|
|
|
451 |
#ifdef __SMP__
|
|
|
452 |
/*
|
|
|
453 |
* Bind and enable the sampling interupts associated with each core.
|
|
|
454 |
*/
|
|
|
455 |
TInt err(0);
|
|
|
456 |
|
|
|
457 |
TUint32 flags = NKern::EIrqBind_Count;
|
|
|
458 |
|
|
|
459 |
// Kern::Printf(" > Interrupt::InterruptBind KIntProfilerBase - 32=%d", KIntProfilerBase -32 );
|
|
|
460 |
err = NKern::InterruptBind( KIntProfilerBase - 32 , DGeneralsDriver::Sample, this, flags, 0);
|
|
|
461 |
if(err < 0)
|
|
|
462 |
Kern::Printf(" InterruptBind KIntProfilerBase - 32 ret = %d", err );
|
|
|
463 |
|
|
|
464 |
// Kern::Printf(" > Interrupt::InterruptBind KIntProfilerBase + 1 - 32=%d", KIntProfilerBase + 1-32 );
|
|
|
465 |
err = NKern::InterruptBind( KIntProfilerBase + 1 - 32 , DGeneralsDriver::Sample, this, flags, 0);
|
|
|
466 |
if(err < 0)
|
|
|
467 |
Kern::Printf(" InterruptBind KIntProfilerBase + 1 - 32 ret = %d", err );
|
|
|
468 |
|
|
|
469 |
// Kern::Printf(" > Interrupt::InterruptBind KIntProfilerBase + 2 - 32=%d", KIntProfilerBase + 2 - 32 );
|
|
|
470 |
err = NKern::InterruptBind(KIntProfilerBase + 2 - 32 , DGeneralsDriver::Sample, this, flags, 0);
|
|
|
471 |
if(err < 0)
|
|
|
472 |
Kern::Printf(" InterruptBind KIntProfilerBase + 2 - 32 ret = %d", err );
|
|
|
473 |
|
|
|
474 |
// Kern::Printf(" > Interrupt::InterruptBind KIntProfilerBase + 3 - 32=%d", KIntProfilerBase + 3 - 32 );
|
|
|
475 |
err = NKern::InterruptBind(KIntProfilerBase + 3 - 32 , DGeneralsDriver::Sample, this, flags, 0);
|
|
|
476 |
if(err < 0)
|
|
|
477 |
Kern::Printf(" InterruptBind KIntProfilerBase + 3 - 32 ret = %d", err );
|
|
|
478 |
|
|
|
479 |
|
|
|
480 |
err = NKern::InterruptEnable(KIntProfilerBase - 32);
|
|
|
481 |
if(err < 0)
|
|
|
482 |
Kern::Printf(" InterruptEnable KIntProfilerBase - 32 ret = %d", err );
|
|
|
483 |
|
|
|
484 |
err = NKern::InterruptEnable(KIntProfilerBase + 1 - 32);
|
|
|
485 |
if(err < 0)
|
|
|
486 |
Kern::Printf(" InterruptEnable KIntProfilerBase + 1 - 32 ret = %d", err );
|
|
|
487 |
|
|
|
488 |
err = NKern::InterruptEnable(KIntProfilerBase + 2 - 32);
|
|
|
489 |
if(err < 0)
|
|
|
490 |
Kern::Printf(" InterruptEnable KIntProfilerBase + 2 - 32 ret = %d", err );
|
|
|
491 |
|
|
|
492 |
err = NKern::InterruptEnable(KIntProfilerBase + 3 - 32);
|
|
|
493 |
if(err < 0)
|
|
|
494 |
Kern::Printf(" InterruptEnable KIntProfilerBase + 3 - 32 ret = %d", err );
|
|
|
495 |
|
|
|
496 |
#endif
|
|
|
497 |
|
|
|
498 |
iTimer.OneShot(aDelay);
|
|
|
499 |
|
|
|
500 |
iState = ERunning;
|
|
|
501 |
|
|
|
502 |
return KErrNone;
|
|
|
503 |
}
|
|
|
504 |
|
|
|
505 |
/*
|
|
|
506 |
* This function is run in each interrupt
|
|
|
507 |
*/
|
|
|
508 |
// EKA-2 implementation of the sampler method
|
|
|
509 |
|
|
|
510 |
void DGeneralsDriver::NewDoProfilerProfile(TAny* aPtr)
|
|
|
511 |
{
|
|
|
512 |
LOGSTRING("DGeneralsDriver::NewDoProfilerProfile - entry");
|
|
|
513 |
|
|
|
514 |
#ifdef __SMP__
|
|
|
515 |
TInt currCpu(NKern::CurrentCpu());
|
|
|
516 |
#endif
|
|
|
517 |
TInt8 postSampleNeeded(0);
|
|
|
518 |
DGeneralsDriver& d=*(DGeneralsDriver*)aPtr;
|
|
|
519 |
|
|
|
520 |
if (d.iState == ERunning && d.sampleRunning == 0)
|
|
|
521 |
{
|
|
|
522 |
// start timer again
|
|
|
523 |
d.iTimer.Again(d.iPeriod);
|
|
|
524 |
d.sampleRunning++;
|
|
|
525 |
|
|
|
526 |
#ifdef __SMP__
|
|
|
527 |
// print out the sample tick
|
|
|
528 |
if(d.gppSampler.GetExportData()->sampleNumber% 1000 == 0)
|
|
|
529 |
{
|
|
|
530 |
Kern::Printf(("PIPROF SAMPLE TICK, #%d"), d.gppSampler.GetExportData()->sampleNumber);
|
|
|
531 |
}
|
|
|
532 |
// call the actual CPU sampling function for CPU 0 (in NaviEngine), later may be on any of the CPUs
|
|
|
533 |
Sample(aPtr);
|
|
|
534 |
|
|
|
535 |
// post-sampling for NTimer interrupted CPU
|
|
|
536 |
postSampleNeeded += d.iSamplers[currCpu]->PostSampleNeeded();
|
|
|
537 |
|
|
|
538 |
/*
|
|
|
539 |
This is the master sampler from the watchdog timer, so
|
|
|
540 |
send interrupts to the other CPUs
|
|
|
541 |
*/
|
|
|
542 |
TScheduler *theSched = TScheduler::Ptr();
|
|
|
543 |
GicDistributor* gicDist = (GicDistributor* )theSched->i_GicDistAddr;
|
|
|
544 |
|
|
|
545 |
for( TInt nCpu(0); nCpu < d.iMaxCpus; nCpu++ )
|
|
|
546 |
{
|
|
|
547 |
if( nCpu != currCpu )
|
|
|
548 |
{
|
|
|
549 |
gicDist->iSoftIrq = ( 0x10000 << nCpu ) | (KIntProfilerBase + nCpu);
|
|
|
550 |
}
|
|
|
551 |
// post-sampling for CPUs with specifically generated interrupts
|
|
|
552 |
postSampleNeeded += d.iSamplers[nCpu]->PostSampleNeeded();
|
|
|
553 |
}
|
|
|
554 |
arm_dsb();
|
|
|
555 |
#endif
|
|
|
556 |
// then sample the rest of non-cpu samplers
|
|
|
557 |
for(TInt i(d.iMaxCpus);i<KSamplerAmount;i++)
|
|
|
558 |
{
|
|
|
559 |
if(d.iSamplers[i]->iEnabled)
|
|
|
560 |
{
|
|
|
561 |
d.iSamplers[i]->Sample();
|
|
|
562 |
postSampleNeeded += d.iSamplers[i]->PostSampleNeeded();
|
|
|
563 |
}
|
|
|
564 |
}
|
|
|
565 |
|
|
|
566 |
if(postSampleNeeded > 0 && d.doingDfc == 0)
|
|
|
567 |
{
|
|
|
568 |
d.doingDfc++;
|
|
|
569 |
d.iNewDfc.Add();
|
|
|
570 |
|
|
|
571 |
d.sampleRunning--;
|
|
|
572 |
return;
|
|
|
573 |
}
|
|
|
574 |
d.sampleRunning--;
|
|
|
575 |
}
|
|
|
576 |
else if (d.iState == EStopping && d.sampleRunning == 0)
|
|
|
577 |
{
|
|
|
578 |
// add a dfc for this final time
|
|
|
579 |
d.iNewDfc.Add();
|
|
|
580 |
Kern::Printf("DGeneralsDriver::Sample - sampling added to dfc queue");
|
|
|
581 |
}
|
|
|
582 |
else
|
|
|
583 |
{
|
|
|
584 |
// the previous sample has not finished,
|
|
|
585 |
Kern::Printf("DGeneralsDriver::NewDoProfilerProfile - Profiler Sampler Error - interrupted before finished sampling!!");
|
|
|
586 |
}
|
|
|
587 |
LOGSTRING("DGeneralsDriver::NewDoProfilerProfile - exit");
|
|
|
588 |
}
|
|
|
589 |
|
|
|
590 |
|
|
|
591 |
|
|
|
592 |
void DGeneralsDriver::Sample(TAny* aPtr)
|
|
|
593 |
{
|
|
|
594 |
LOGSTRING("DGeneralsDriver::Sample - entry");
|
|
|
595 |
|
|
|
596 |
#ifdef __SMP__
|
|
|
597 |
DGeneralsDriver& d=*(DGeneralsDriver*)aPtr;
|
|
|
598 |
|
|
|
599 |
// TInt currCpu(NKern::CurrentCpu());
|
|
|
600 |
|
|
|
601 |
// sample the current cpu load
|
|
|
602 |
// if(d.iSamplers[currCpu]->iEnabled)
|
|
|
603 |
// {
|
|
|
604 |
d.iSamplers[NKern::CurrentCpu()]->Sample();
|
|
|
605 |
// postSampleNeeded += d.iSamplers[currCpu]->PostSampleNeeded();
|
|
|
606 |
// }
|
|
|
607 |
#endif
|
|
|
608 |
LOGSTRING("DGeneralsDriver::Sample - exit");
|
|
|
609 |
}
|
|
|
610 |
/*
|
|
|
611 |
* This function is run when any of the samplers
|
|
|
612 |
* requires post sampling
|
|
|
613 |
*/
|
|
|
614 |
void DGeneralsDriver::NewDoDfc(TAny* pointer)
|
|
|
615 |
{
|
|
|
616 |
DGeneralsDriver& d(*((DGeneralsDriver*)pointer));
|
|
|
617 |
|
|
|
618 |
if(d.iState == ERunning)
|
|
|
619 |
{
|
|
|
620 |
// for all enabled samplers, perform
|
|
|
621 |
// post sample if needed
|
|
|
622 |
for(TInt i(0);i<KSamplerAmount;i++)
|
|
|
623 |
{
|
|
|
624 |
if(d.iSamplers[i]->iEnabled)
|
|
|
625 |
{
|
|
|
626 |
if(d.iSamplers[i]->PostSampleNeeded())
|
|
|
627 |
{
|
|
|
628 |
d.iSamplers[i]->PostSample();
|
|
|
629 |
}
|
|
|
630 |
}
|
|
|
631 |
}
|
|
|
632 |
d.doingDfc--;
|
|
|
633 |
}
|
|
|
634 |
|
|
|
635 |
else if(d.iState == EStopping)
|
|
|
636 |
{
|
|
|
637 |
// for all enabled samplers,
|
|
|
638 |
// perform end sampling
|
|
|
639 |
TBool releaseBuffer(false);
|
|
|
640 |
for(TInt i(0);i<KSamplerAmount;i++)
|
|
|
641 |
{
|
|
|
642 |
if(d.iSamplers[i]->iEnabled)
|
|
|
643 |
{
|
|
|
644 |
LOGSTRING("DGeneralsDriver::NewDoDfc() - ending");
|
|
|
645 |
// perform end sampling for all samplers
|
|
|
646 |
// stream mode samplers may be pending, if they
|
|
|
647 |
// are still waiting for another client buffer
|
|
|
648 |
if(d.iSamplers[i]->EndSampling() == KErrNotReady)
|
|
|
649 |
{
|
|
|
650 |
LOGSTRING("DGeneralsDriver::NewDoDfc() - stream data pending");
|
|
|
651 |
releaseBuffer = true;
|
|
|
652 |
}
|
|
|
653 |
else
|
|
|
654 |
{
|
|
|
655 |
LOGSTRING("DGeneralsDriver::NewDoDfc() - no data pending");
|
|
|
656 |
releaseBuffer = true;
|
|
|
657 |
}
|
|
|
658 |
}
|
|
|
659 |
}
|
|
|
660 |
|
|
|
661 |
// At the end, once all the samplers are gone through, the buffer should be released
|
|
|
662 |
if (true == releaseBuffer)
|
|
|
663 |
{
|
|
|
664 |
LOGSTRING("DGeneralsDriver::NewDoDfc() - release the buffer");
|
|
|
665 |
d.iSampleStream.ReleaseIfPending();
|
|
|
666 |
}
|
|
|
667 |
|
|
|
668 |
d.iState = EStopped;
|
|
|
669 |
if(d.iEndRequestStatus != 0 && d.iClient != 0)
|
|
|
670 |
{
|
|
|
671 |
// sampling has ended
|
|
|
672 |
Kern::RequestComplete(d.iClient,d.iEndRequestStatus,KErrNone);
|
|
|
673 |
}
|
|
|
674 |
}
|
|
|
675 |
}
|
|
|
676 |
|
|
|
677 |
|
|
|
678 |
/*
|
|
|
679 |
* All controls are handled here
|
|
|
680 |
*/
|
|
|
681 |
|
|
|
682 |
void DGeneralsDriver::HandleMsg(TMessageBase* aMsg)
|
|
|
683 |
{
|
|
|
684 |
TInt r(KErrNone);
|
|
|
685 |
TThreadMessage& m(*(TThreadMessage*)aMsg);
|
|
|
686 |
|
|
|
687 |
LOGSTRING5("DGeneralsDriver::HandleMsg 0x%x 0x%x 0x%x 0x%x",m.Int0(),m.Int1(),m.Int2(),m.Int3());
|
|
|
688 |
|
|
|
689 |
if(m.iValue == (TInt)ECloseMsg)
|
|
|
690 |
{
|
|
|
691 |
LOGSTRING("DGeneralsDriver::HandleMsg - received close message");
|
|
|
692 |
iTimer.Cancel();
|
|
|
693 |
iNewDfc.Cancel();
|
|
|
694 |
|
|
|
695 |
m.Complete(KErrNone,EFalse);
|
|
|
696 |
iMsgQ.CompleteAll(KErrServerTerminated);
|
|
|
697 |
LOGSTRING("DGeneralsDriver::HandleMsg - cleaned up the driver!");
|
|
|
698 |
return;
|
|
|
699 |
}
|
|
|
700 |
|
|
|
701 |
if (m.Client()!=iClient)
|
|
|
702 |
{
|
|
|
703 |
LOGSTRING("DGeneralsDriver::HandleMsg - ERROR, wrong client");
|
|
|
704 |
m.PanicClient(_L("GENERALSSAMPLER"),EAccessDenied);
|
|
|
705 |
return;
|
|
|
706 |
}
|
|
|
707 |
|
|
|
708 |
TInt id(m.iValue);
|
|
|
709 |
switch(id)
|
|
|
710 |
{
|
|
|
711 |
//Controls are handled here
|
|
|
712 |
case RPluginSampler::EMarkTraceActive:
|
|
|
713 |
LOGSTRING("DGeneralsDriver::HandleMsg - EMarkTraceActive");
|
|
|
714 |
r = MarkTraceActive((TInt)m.Int0());
|
|
|
715 |
break;
|
|
|
716 |
|
|
|
717 |
case RPluginSampler::EOutputSettingsForTrace:
|
|
|
718 |
LOGSTRING("DGeneralsDriver::HandleMsg - EOutputSettingsForTrace");
|
|
|
719 |
r = OutputSettingsForTrace((TInt)m.Int0(),(TInt)m.Int1());
|
|
|
720 |
break;
|
|
|
721 |
|
|
|
722 |
case RPluginSampler::EAdditionalTraceSettings:
|
|
|
723 |
LOGSTRING("DGeneralsDriver::HandleMsg - EAdditionalTraceSettings");
|
|
|
724 |
r = AdditionalTraceSettings((TInt)m.Int0(),(TInt)m.Int1());
|
|
|
725 |
break;
|
|
|
726 |
|
|
|
727 |
case RPluginSampler::EAdditionalTraceSettings2:
|
|
|
728 |
LOGSTRING("DGeneralsDriver::HandleMsg - EAdditionalTraceSettings2");
|
|
|
729 |
r = AdditionalTraceSettings2((TInt)m.Int0(),(TInt)m.Int1());
|
|
|
730 |
break;
|
|
|
731 |
|
|
|
732 |
case RPluginSampler::ESetSamplingPeriod:
|
|
|
733 |
LOGSTRING2("DGeneralsDriver::HandleMsg - ESetSamplingPeriod %d", (TInt)m.Int1());
|
|
|
734 |
r = SetSamplingPeriod((TInt)m.Int0(),(TInt)m.Int1());
|
|
|
735 |
break;
|
|
|
736 |
|
|
|
737 |
case RPluginSampler::EMarkTraceInactive:
|
|
|
738 |
LOGSTRING("DGeneralsDriver::HandleMsg - EMarkTraceInactive");
|
|
|
739 |
r = MarkTraceInactive((TInt)m.Int0());
|
|
|
740 |
break;
|
|
|
741 |
|
|
|
742 |
case RPluginSampler::ESample:
|
|
|
743 |
LOGSTRING("DGeneralsDriver::HandleMsg - ESample");
|
|
|
744 |
//r = Sample(); // hack. Original implementation of sample just returned 0
|
|
|
745 |
r = 0;
|
|
|
746 |
break;
|
|
|
747 |
|
|
|
748 |
case RPluginSampler::EStartSampling:
|
|
|
749 |
LOGSTRING("DGeneralsDriver::HandleMsg - EStartSampling");
|
|
|
750 |
r = StartSampling();
|
|
|
751 |
break;
|
|
|
752 |
|
|
|
753 |
case RPluginSampler::EGetSampleTime:
|
|
|
754 |
LOGSTRING("DGeneralsDriver::HandleMsg - EGetSampleTime");
|
|
|
755 |
r = GetSampleTime(reinterpret_cast<TUint32*>(m.Ptr0()));
|
|
|
756 |
break;
|
|
|
757 |
|
|
|
758 |
case RPluginSampler::EGetSamplerVersion:
|
|
|
759 |
LOGSTRING("DGeneralsDriver::HandleMsg - EGetSamplerVersion");
|
|
|
760 |
r = GetSamplerVersion(reinterpret_cast<TDes*>(m.Ptr0()));
|
|
|
761 |
break;
|
|
|
762 |
|
|
|
763 |
case RPluginSampler::ECancelStreamRead:
|
|
|
764 |
LOGSTRING("DGeneralsDriver::HandleMsg - ECancelStreamRead");
|
|
|
765 |
iStreamReadCancelStatus = reinterpret_cast<TRequestStatus*>(m.Ptr0());
|
|
|
766 |
r = ProcessStreamReadCancel();
|
|
|
767 |
break;
|
|
|
768 |
|
|
|
769 |
|
|
|
770 |
// Requests are handled here
|
|
|
771 |
|
|
|
772 |
case ~RPluginSampler::EStopAndWaitForEnd:
|
|
|
773 |
LOGSTRING("DGeneralsDriver::HandleMsg - EStopAndWaitForEnd");
|
|
|
774 |
iEndRequestStatus = reinterpret_cast<TRequestStatus*>(m.Ptr0());
|
|
|
775 |
r = StopSampling();
|
|
|
776 |
#ifdef __SMP__
|
|
|
777 |
UnbindInterrupts();
|
|
|
778 |
#endif
|
|
|
779 |
break;
|
|
|
780 |
|
|
|
781 |
case ~RPluginSampler::ERequestFillThisStreamBuffer:
|
|
|
782 |
LOGSTRING("DGeneralsDriver::HandleMsg - ERequestFillThisStreamBuffer");
|
|
|
783 |
r = ProcessStreamReadRequest( reinterpret_cast<TBapBuf*>(m.Ptr1()),
|
|
|
784 |
reinterpret_cast<TRequestStatus*>(m.Ptr0()));
|
|
|
785 |
break;
|
|
|
786 |
|
|
|
787 |
default:
|
|
|
788 |
LOGSTRING2("DGeneralsDriver::HandleMsg - ERROR, unknown command %d",id);
|
|
|
789 |
r = KErrNotSupported;
|
|
|
790 |
break;
|
|
|
791 |
}
|
|
|
792 |
|
|
|
793 |
LOGSTRING("DGeneralsDriver::HandleMsg - Completed");
|
|
|
794 |
m.Complete(r,ETrue);
|
|
|
795 |
}
|
|
|
796 |
|
|
|
797 |
#ifdef __SMP__
|
|
|
798 |
inline void DGeneralsDriver::UnbindInterrupts()
|
|
|
799 |
{
|
|
|
800 |
TInt err(0);
|
|
|
801 |
|
|
|
802 |
// disable interrupts when sampling stops, enabled again on start
|
|
|
803 |
err = NKern::InterruptDisable(KIntProfilerBase - 32);
|
|
|
804 |
if(err < 0)
|
|
|
805 |
Kern::Printf(" InterruptDisable KIntProfilerBase - 32 ret = %d", err );
|
|
|
806 |
|
|
|
807 |
err = NKern::InterruptDisable(KIntProfilerBase + 1 - 32);
|
|
|
808 |
if(err < 0)
|
|
|
809 |
Kern::Printf(" InterruptDisable KIntProfilerBase + 1 - 32 ret = %d", err );
|
|
|
810 |
|
|
|
811 |
err = NKern::InterruptDisable(KIntProfilerBase + 2 - 32);
|
|
|
812 |
if(err < 0)
|
|
|
813 |
Kern::Printf(" InterruptDisable KIntProfilerBase + 2 - 32 ret = %d", err );
|
|
|
814 |
|
|
|
815 |
err = NKern::InterruptDisable(KIntProfilerBase + 3 - 32);
|
|
|
816 |
if(err < 0)
|
|
|
817 |
Kern::Printf(" InterruptDisable KIntProfilerBase + 3 - 32 ret = %d", err );
|
|
|
818 |
|
|
|
819 |
// Kern::Printf(" > Interrupt::InterruptBind KIntProfilerBase - 32=%d", KIntProfilerBase -32 );
|
|
|
820 |
err = NKern::InterruptUnbind( KIntProfilerBase - 32);
|
|
|
821 |
if(err < 0)
|
|
|
822 |
Kern::Printf(" InterruptUnbind KIntProfilerBase - 32 ret = %d", err );
|
|
|
823 |
|
|
|
824 |
// Kern::Printf(" > Interrupt::InterruptBind KIntProfilerBase + 1 - 32=%d", KIntProfilerBase + 1-32 );
|
|
|
825 |
err = NKern::InterruptUnbind( KIntProfilerBase + 1 - 32);
|
|
|
826 |
if(err < 0)
|
|
|
827 |
Kern::Printf(" InterruptUnbind KIntProfilerBase + 1 - 32 ret = %d", err );
|
|
|
828 |
|
|
|
829 |
// Kern::Printf(" > Interrupt::InterruptBind KIntProfilerBase + 2 - 32=%d", KIntProfilerBase + 2 - 32 );
|
|
|
830 |
err = NKern::InterruptUnbind(KIntProfilerBase + 2 - 32);
|
|
|
831 |
if(err < 0)
|
|
|
832 |
Kern::Printf(" InterruptUnbind KIntProfilerBase + 2 - 32 ret = %d", err );
|
|
|
833 |
|
|
|
834 |
// Kern::Printf(" > Interrupt::InterruptBind KIntProfilerBase + 3 - 32=%d", KIntProfilerBase + 3 - 32 );
|
|
|
835 |
err = NKern::InterruptUnbind(KIntProfilerBase + 3 - 32);
|
|
|
836 |
if(err < 0)
|
|
|
837 |
Kern::Printf(" InterruptUnbind KIntProfilerBase + 3 - 32 ret = %d", err );
|
|
|
838 |
|
|
|
839 |
}
|
|
|
840 |
#endif
|
|
|
841 |
|
|
|
842 |
inline TInt DGeneralsDriver::ProcessStreamReadRequest(TBapBuf* aBuf,TRequestStatus* aStatus)
|
|
|
843 |
{
|
|
|
844 |
LOGSTRING("DGeneralsDriver::ProcessStreamReadRequest - entry");
|
|
|
845 |
|
|
|
846 |
// a new sample buffer has been received from the client
|
|
|
847 |
iSampleStream.AddSampleBuffer(aBuf,aStatus);
|
|
|
848 |
|
|
|
849 |
// check if we are waiting for the last data to be written to the client
|
|
|
850 |
if(iState == EStopped)
|
|
|
851 |
{
|
|
|
852 |
LOGSTRING("DGeneralsDriver::ProcessStreamReadRequest state = EStopped");
|
|
|
853 |
|
|
|
854 |
// sampling has stopped and stream read cancel is pending
|
|
|
855 |
// try to perform the end sampling procedure again
|
|
|
856 |
TBool releaseBuffer(false);
|
|
|
857 |
for(TInt i(0);i<KSamplerAmount;i++)
|
|
|
858 |
{
|
|
|
859 |
// only for all enabled samplers that have stream output mode
|
|
|
860 |
if(iSamplers[i]->iEnabled /*&& samplers[i]->outputMode == 2*/)
|
|
|
861 |
{
|
|
|
862 |
//TInt pending = 0;
|
|
|
863 |
// stream mode samplers may be pending, if they
|
|
|
864 |
// are still waiting for another client buffer,
|
|
|
865 |
// in that case, the request should be completed already
|
|
|
866 |
if(iSamplers[i]->EndSampling() == KErrNotReady)
|
|
|
867 |
{
|
|
|
868 |
LOGSTRING("DGeneralsDriver::ProcessStreamReadRequest - still data pending");
|
|
|
869 |
releaseBuffer = true;
|
|
|
870 |
}
|
|
|
871 |
else
|
|
|
872 |
{
|
|
|
873 |
LOGSTRING("DGeneralsDriver::ProcessStreamReadRequest - no data pending");
|
|
|
874 |
releaseBuffer = true;
|
|
|
875 |
}
|
|
|
876 |
}
|
|
|
877 |
}
|
|
|
878 |
// At the end, once all the samplers are gone through, the buffer should be released
|
|
|
879 |
if (true == releaseBuffer)
|
|
|
880 |
{
|
|
|
881 |
LOGSTRING("DGeneralsDriver::ProcessStreamReadRequest - all data copied, release the buffer");
|
|
|
882 |
iSampleStream.ReleaseIfPending();
|
|
|
883 |
}
|
|
|
884 |
}
|
|
|
885 |
LOGSTRING("DGeneralsDriver::ProcessStreamReadRequest - exit");
|
|
|
886 |
|
|
|
887 |
return KErrNone;
|
|
|
888 |
}
|
|
|
889 |
|
|
|
890 |
|
|
|
891 |
/*
|
|
|
892 |
* Mark traces active or inactive, this can be done
|
|
|
893 |
* only if sampling is not running
|
|
|
894 |
*/
|
|
|
895 |
|
|
|
896 |
inline TInt DGeneralsDriver::MarkTraceActive(TInt samplerIdToActivate)
|
|
|
897 |
{
|
|
|
898 |
LOGSTRING2("DGeneralsDriver::MarkTraceActive %d",samplerIdToActivate);
|
|
|
899 |
|
|
|
900 |
TInt cpus(0);
|
|
|
901 |
#ifdef __SMP__
|
|
|
902 |
cpus = NKern::NumberOfCpus();
|
|
|
903 |
if( samplerIdToActivate == PROFILER_GPP_SAMPLER_ID )
|
|
|
904 |
{
|
|
|
905 |
for(TInt cpu(0);cpu<cpus;cpu++)
|
|
|
906 |
{
|
|
|
907 |
Kern::Printf("DGeneralsDriver::MarkTraceActive - activating CPU %d",cpu);
|
|
|
908 |
iSamplers[cpu]->SetEnabledFlag(true);
|
|
|
909 |
}
|
|
|
910 |
return KErrNone;
|
|
|
911 |
}
|
|
|
912 |
#endif
|
|
|
913 |
for(TInt i(cpus);i<KSamplerAmount;i++)
|
|
|
914 |
{
|
|
|
915 |
if(iSamplers[i]->iSamplerId == samplerIdToActivate)
|
|
|
916 |
{
|
|
|
917 |
iSamplers[i]->SetEnabledFlag(true);
|
|
|
918 |
return KErrNone;
|
|
|
919 |
}
|
|
|
920 |
}
|
|
|
921 |
|
|
|
922 |
LOGSTRING2("DGeneralsDriver::MarkTraceActive - %d not supported",samplerIdToActivate);
|
|
|
923 |
return KErrNotSupported;
|
|
|
924 |
}
|
|
|
925 |
|
|
|
926 |
inline TInt DGeneralsDriver::MarkTraceInactive(TInt samplerIdToDisable)
|
|
|
927 |
{
|
|
|
928 |
LOGSTRING2("DGeneralsDriver::MarkTraceInactive %d",samplerIdToDisable);
|
|
|
929 |
|
|
|
930 |
TInt cpus(0);
|
|
|
931 |
#ifdef __SMP__
|
|
|
932 |
cpus = NKern::NumberOfCpus();
|
|
|
933 |
if( samplerIdToDisable == PROFILER_GPP_SAMPLER_ID )
|
|
|
934 |
{
|
|
|
935 |
for(TInt cpu(0);cpu<cpus;cpu++)
|
|
|
936 |
{
|
|
|
937 |
iSamplers[cpu]->SetEnabledFlag(false);
|
|
|
938 |
}
|
|
|
939 |
return KErrNone;
|
|
|
940 |
}
|
|
|
941 |
#endif
|
|
|
942 |
for(TInt i(cpus);i<KSamplerAmount;i++)
|
|
|
943 |
{
|
|
|
944 |
if(iSamplers[i]->iSamplerId == samplerIdToDisable)
|
|
|
945 |
{
|
|
|
946 |
iSamplers[i]->SetEnabledFlag(false);
|
|
|
947 |
return KErrNone;
|
|
|
948 |
}
|
|
|
949 |
}
|
|
|
950 |
|
|
|
951 |
LOGSTRING2("DGeneralsDriver::MarkTraceInactive - %d not supported",samplerIdToDisable);
|
|
|
952 |
return KErrNotSupported;
|
|
|
953 |
}
|
|
|
954 |
|
|
|
955 |
/*
|
|
|
956 |
* Set output settings for a trace
|
|
|
957 |
*/
|
|
|
958 |
|
|
|
959 |
inline TInt DGeneralsDriver::OutputSettingsForTrace(TInt samplerId,TInt settings)
|
|
|
960 |
{
|
|
|
961 |
LOGSTRING3("DGeneralsDriver::OutputSettingsForTrace id:%d set:%d",samplerId,settings);
|
|
|
962 |
|
|
|
963 |
TInt cpus(0);
|
|
|
964 |
#ifdef __SMP__
|
|
|
965 |
cpus = NKern::NumberOfCpus();
|
|
|
966 |
if( samplerId == PROFILER_GPP_SAMPLER_ID )
|
|
|
967 |
{
|
|
|
968 |
for(TInt cpu(0);cpu<cpus;cpu++)
|
|
|
969 |
{
|
|
|
970 |
iSamplers[cpu]->SetOutputCombination(settings);
|
|
|
971 |
}
|
|
|
972 |
return KErrNone;
|
|
|
973 |
}
|
|
|
974 |
#endif
|
|
|
975 |
for(TInt i(cpus);i<KSamplerAmount;i++)
|
|
|
976 |
{
|
|
|
977 |
if(iSamplers[i]->iSamplerId == samplerId)
|
|
|
978 |
{
|
|
|
979 |
iSamplers[i]->SetOutputCombination(settings);
|
|
|
980 |
return KErrNone;
|
|
|
981 |
}
|
|
|
982 |
}
|
|
|
983 |
|
|
|
984 |
return KErrNotSupported;
|
|
|
985 |
}
|
|
|
986 |
|
|
|
987 |
/*
|
|
|
988 |
* Set additional settings for a trace
|
|
|
989 |
*/
|
|
|
990 |
|
|
|
991 |
inline TInt DGeneralsDriver::AdditionalTraceSettings(TInt samplerId,TInt settings)
|
|
|
992 |
{
|
|
|
993 |
LOGSTRING3("DGeneralsDriver::SetAdditionalTraceSettings id:%d set:%d",samplerId,settings);
|
|
|
994 |
|
|
|
995 |
TInt cpus(0);
|
|
|
996 |
#ifdef __SMP__
|
|
|
997 |
cpus = NKern::NumberOfCpus();
|
|
|
998 |
if( samplerId == PROFILER_GPP_SAMPLER_ID )
|
|
|
999 |
{
|
|
|
1000 |
for(TInt cpu(0);cpu<cpus;cpu++)
|
|
|
1001 |
{
|
|
|
1002 |
iSamplers[cpu]->SetAdditionalSettings(settings);
|
|
|
1003 |
}
|
|
|
1004 |
return KErrNone;
|
|
|
1005 |
}
|
|
|
1006 |
#endif
|
|
|
1007 |
for(TInt i(cpus);i<KSamplerAmount;i++)
|
|
|
1008 |
{
|
|
|
1009 |
if(iSamplers[i]->iSamplerId == samplerId)
|
|
|
1010 |
{
|
|
|
1011 |
iSamplers[i]->SetAdditionalSettings(settings);
|
|
|
1012 |
return KErrNone;
|
|
|
1013 |
}
|
|
|
1014 |
}
|
|
|
1015 |
|
|
|
1016 |
return KErrNotSupported;
|
|
|
1017 |
}
|
|
|
1018 |
|
|
|
1019 |
inline TInt DGeneralsDriver::AdditionalTraceSettings2(TInt samplerId,TInt settings)
|
|
|
1020 |
{
|
|
|
1021 |
LOGSTRING3("DGeneralsDriver::SetAdditionalTraceSettings id:%d set:%d",samplerId,settings);
|
|
|
1022 |
|
|
|
1023 |
TInt cpus(0);
|
|
|
1024 |
#ifdef __SMP__
|
|
|
1025 |
cpus = NKern::NumberOfCpus();
|
|
|
1026 |
if( samplerId == PROFILER_GPP_SAMPLER_ID )
|
|
|
1027 |
{
|
|
|
1028 |
for(TInt cpu(0);cpu<cpus;cpu++)
|
|
|
1029 |
{
|
|
|
1030 |
iSamplers[cpu]->SetAdditionalSettings2(settings);
|
|
|
1031 |
}
|
|
|
1032 |
return KErrNone;
|
|
|
1033 |
}
|
|
|
1034 |
#endif
|
|
|
1035 |
for(TInt i(cpus);i<KSamplerAmount;i++)
|
|
|
1036 |
{
|
|
|
1037 |
if(iSamplers[i]->iSamplerId == samplerId)
|
|
|
1038 |
{
|
|
|
1039 |
iSamplers[i]->SetAdditionalSettings2(settings);
|
|
|
1040 |
return KErrNone;
|
|
|
1041 |
}
|
|
|
1042 |
}
|
|
|
1043 |
|
|
|
1044 |
return KErrNotSupported;
|
|
|
1045 |
}
|
|
|
1046 |
|
|
|
1047 |
inline TInt DGeneralsDriver::SetSamplingPeriod(TInt samplerId,TInt settings)
|
|
|
1048 |
{
|
|
|
1049 |
LOGSTRING2("DGeneralsDriver::SetSamplingPeriod - set:%d",settings);
|
|
|
1050 |
|
|
|
1051 |
TInt cpus(0);
|
|
|
1052 |
#ifdef __SMP__
|
|
|
1053 |
cpus = NKern::NumberOfCpus();
|
|
|
1054 |
if( samplerId == PROFILER_GPP_SAMPLER_ID )
|
|
|
1055 |
{
|
|
|
1056 |
for(TInt cpu(0);cpu<cpus;cpu++)
|
|
|
1057 |
{
|
|
|
1058 |
iSamplers[cpu]->SetSamplingPeriod(settings);
|
|
|
1059 |
}
|
|
|
1060 |
return KErrNone;
|
|
|
1061 |
}
|
|
|
1062 |
#endif
|
|
|
1063 |
for(TInt i(cpus);i<KSamplerAmount;i++)
|
|
|
1064 |
{
|
|
|
1065 |
if(iSamplers[i]->iSamplerId == samplerId)
|
|
|
1066 |
{
|
|
|
1067 |
iSamplers[i]->SetSamplingPeriod(settings);
|
|
|
1068 |
return KErrNone;
|
|
|
1069 |
}
|
|
|
1070 |
}
|
|
|
1071 |
|
|
|
1072 |
return KErrNotSupported;
|
|
|
1073 |
}
|
|
|
1074 |
|
|
|
1075 |
/*
|
|
|
1076 |
* Mark traces active or inactive, this can be done
|
|
|
1077 |
* only if sampling is not running
|
|
|
1078 |
*/
|
|
|
1079 |
|
|
|
1080 |
TInt DGeneralsDriver::StartSampling()
|
|
|
1081 |
{
|
|
|
1082 |
LOGSTRING("DGeneralsDriver::StartSampling");
|
|
|
1083 |
|
|
|
1084 |
if(iState == EStopped)
|
|
|
1085 |
{
|
|
|
1086 |
// reset iSampleStartTimeProp property value
|
|
|
1087 |
iSampleStartTime = NKern::TickCount(); // get the system tick value for sync purposes
|
|
|
1088 |
#ifdef __SMP__
|
|
|
1089 |
iStartTime = (iSampleStartTime & 0xfffffff0);
|
|
|
1090 |
#endif
|
|
|
1091 |
TInt r(iSampleStartTimeProp.Set(iSampleStartTime));
|
|
|
1092 |
|
|
|
1093 |
Kern::Printf(("PIPROF SAMPLE TICK, #0")); // for remote profiling with Profiler Activator
|
|
|
1094 |
|
|
|
1095 |
// reset all enabled samplers
|
|
|
1096 |
for(TInt i(0);i<KSamplerAmount;i++)
|
|
|
1097 |
{
|
|
|
1098 |
if(iSamplers[i]->iEnabled)
|
|
|
1099 |
{
|
|
|
1100 |
// reset with stream option
|
|
|
1101 |
#ifndef __SMP__
|
|
|
1102 |
Kern::Printf(("DGeneralsDriver::StartSampling - stream reset for generals driver, sync offset %d"), 0);
|
|
|
1103 |
iSamplers[i]->Reset(&iSampleStream, 0);
|
|
|
1104 |
#else
|
|
|
1105 |
Kern::Printf(("DGeneralsDriver::StartSampling - stream reset for generals driver, start time %d"), iStartTime);
|
|
|
1106 |
iSamplers[i]->Reset(&iSampleStream, iStartTime);
|
|
|
1107 |
#endif
|
|
|
1108 |
}
|
|
|
1109 |
}
|
|
|
1110 |
|
|
|
1111 |
NewStart(gppSampler.GetPeriod());
|
|
|
1112 |
return KErrNone;
|
|
|
1113 |
}
|
|
|
1114 |
else
|
|
|
1115 |
{
|
|
|
1116 |
return KErrGeneral;
|
|
|
1117 |
}
|
|
|
1118 |
}
|
|
|
1119 |
|
|
|
1120 |
/*
|
|
|
1121 |
* Mark traces active or inactive, this can be done
|
|
|
1122 |
* only if sampling is not running
|
|
|
1123 |
*/
|
|
|
1124 |
|
|
|
1125 |
TInt DGeneralsDriver::StopSampling()
|
|
|
1126 |
{
|
|
|
1127 |
LOGSTRING("DGeneralsDriver::StopSampling");
|
|
|
1128 |
|
|
|
1129 |
if(iState == ERunning)
|
|
|
1130 |
{
|
|
|
1131 |
this->iState = EStopping;
|
|
|
1132 |
// reset all enabled samplers
|
|
|
1133 |
for(TInt i(0);i<KSamplerAmount;i++)
|
|
|
1134 |
{
|
|
|
1135 |
// do the reset only for memory sampler
|
|
|
1136 |
if(iSamplers[i]->iEnabled && iSamplers[i]->iSamplerId == 4)
|
|
|
1137 |
{
|
|
|
1138 |
// reset with stream option
|
|
|
1139 |
LOGTEXT(("DGeneralsDriver::StopSampling - stream reset for samplers"));
|
|
|
1140 |
iSamplers[i]->Reset(&iSampleStream, 999999);
|
|
|
1141 |
}
|
|
|
1142 |
}
|
|
|
1143 |
|
|
|
1144 |
return KErrNone;
|
|
|
1145 |
}
|
|
|
1146 |
else
|
|
|
1147 |
{
|
|
|
1148 |
return KErrGeneral;
|
|
|
1149 |
}
|
|
|
1150 |
}
|
|
|
1151 |
|
|
|
1152 |
|