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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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// INCLUDE FILES
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#include "perfmon_engine.h"
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#include "perfmon_powerlistener.h"
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#include <coeutils.h>
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#include <bautils.h>
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#include <eikenv.h>
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#include <e32hal.h>
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#include <u32std.h>
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#include <s32file.h>
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#include <akntitle.h>
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#include <eikspane.h>
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#include <aknnotewrappers.h>
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_LIT(KDefaultLogFilePath, "c:\\data\\PerfMon.log");
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const TInt KCalibrationLength = 2;
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const TInt KMinimumSamplesLength = 16;
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const TInt KCPUTimeMultiplier = 1000000; // used to avoid TReal conversions
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const TInt KSettingsDrive = EDriveC;
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_LIT(KSettingsFileName, "perfmon_settings.ini");
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// --------------------------------------------------------------------------------------------
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TInt CPULoadCount(TAny* aPtr)
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{
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TPerfMonNOPCounter& atts = *((TPerfMonNOPCounter*) aPtr);
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// increase the counter
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atts.iCounterValue++;
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return 1;
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}
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TInt CPULoadNOPThread(TAny* aPtr)
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{
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// set the thread running in correct CPU
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TPerfMonNOPCounter& atts = *((TPerfMonNOPCounter*) aPtr);
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if (atts.iAmountOfCPUs > 1)
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{
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// request via HAL that the current thread will run in CPU defined in atts.iCPUNumber
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TInt err = UserSvr::HalFunction(EHalGroupKernel, 19 /*EKernelHalLockThreadToCpu*/, (TAny*) atts.iCPUNumber, 0);
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if (err != KErrNone)
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{
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// error, stop this thread
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return err;
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}
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}
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// init trap clean and install active scheduler
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CTrapCleanup* pC = CTrapCleanup::New();
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CActiveScheduler* pS = new CActiveScheduler;
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CActiveScheduler::Install(pS);
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// call the counter to simulate polling the null thread for cpu time
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CIdle* idle = CIdle::NewL(CActive::EPriorityStandard);
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TCallBack cb(CPULoadCount, aPtr);
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idle->Start(cb);
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pS->Start();
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delete idle;
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delete pS;
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delete pC;
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return KErrNone;
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}
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// ===================================== MEMBER FUNCTIONS =====================================
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CPerfMonEngine::CPerfMonEngine() :
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CActive(EPriorityUserInput),
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iPowerClient(0)
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{
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}
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// --------------------------------------------------------------------------------------------
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void CPerfMonEngine::ConstructL()
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{
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iCurrentCPUMode = ECPUModeNotSet;
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iLogFileInitialized = EFalse;
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iAmountOfCPUs = 1;
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iEnv = CEikonEnv::Static();
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User::LeaveIfError(iLs.Connect());
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User::LeaveIfError(iTimer.CreateLocal());
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CActiveScheduler::Add(this);
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}
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// --------------------------------------------------------------------------------------------
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void CPerfMonEngine::ActivateEngineL()
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{
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// load settings
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TRAP_IGNORE(LoadSettingsL());
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// create data storages for the samples
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CreateSamplesDataArrayL();
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// set default modes
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HandleSettingsChangeL();
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// start sampling data immediately (jump to RunL)
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iTimer.After(iStatus, 100);
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SetActive();
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}
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// --------------------------------------------------------------------------------------------
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void CPerfMonEngine::DeActivateEngineL()
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{
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Cancel();
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DeActivatePowerMonitoring();
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DeActivateCPUMonitoring();
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// close log file
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OpenLogFile(EFalse);
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}
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// --------------------------------------------------------------------------------------------
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CPerfMonEngine::~CPerfMonEngine()
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{
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DeActivatePowerMonitoring();
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if (iPowerClient)
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{
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delete iPowerClient;
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iPowerClient = 0;
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}
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iTimer.Close();
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// clear data storages
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if (iSampleEntryArray)
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{
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for (TInt i = 0; i < iSampleEntryArray->Count(); i++)
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{
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delete iSampleEntryArray->At(i).iSampleDataArray;
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}
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delete iSampleEntryArray;
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}
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iLs.Close();
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}
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// --------------------------------------------------------------------------------------------
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void CPerfMonEngine::DoCancel()
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{
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iTimer.Cancel();
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}
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// --------------------------------------------------------------------------------------------
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void CPerfMonEngine::RunL()
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{
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// calculate new values
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UpdateSamplesDataL();
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// log changes
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AppendLatestSamplesToLogsL();
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// redraw views
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SendDrawEventToContainersL();
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// continue
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iTimer.After(iStatus, iSettings.iHeartBeat * 1000); // convert from milliseconds to microseconds
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SetActive();
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}
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// --------------------------------------------------------------------------------------------
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void CPerfMonEngine::HandleSettingsChangeL()
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{
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// set priority of the thread
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RThread().SetPriority(SettingItemToThreadPriority(iSettings.iPriority));
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// init cpu monitor if setting has been changed
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if (iCurrentCPUMode != iSettings.iCPUMode)
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{
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DeActivateCPUMonitoring();
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ActivateCPUMonitoringL();
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}
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// Check for power setting changes every time
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if (iSettings.iPowerMonitoringEnabled)
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{
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ActivatePowerMonitoringL();
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}
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else
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{
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DeActivatePowerMonitoring();
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}
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// close log file
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OpenLogFile(EFalse);
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// enable log file
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if (iSettings.iLoggingEnabled && (iSettings.iLoggingMode
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== ELoggingModeLogFile || iSettings.iLoggingMode
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== ELoggingModeRDebugLogFile))
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OpenLogFile(ETrue);
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}
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// --------------------------------------------------------------------------------------------
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void CPerfMonEngine::EnableLogging(TBool aEnable)
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{
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if (aEnable)
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{
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if (iSettings.iLoggingMode == ELoggingModeLogFile
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|| iSettings.iLoggingMode == ELoggingModeRDebugLogFile)
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OpenLogFile(ETrue);
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iSettings.iLoggingEnabled = ETrue;
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}
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else // disable
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{
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iSettings.iLoggingEnabled = EFalse;
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OpenLogFile(EFalse);
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}
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}
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// --------------------------------------------------------------------------------------------
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void CPerfMonEngine::OpenLogFile(TBool aOpen)
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{
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// open log file for writing
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if (aOpen)
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{
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if (!iLogFileInitialized)
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{
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TInt err(KErrNone);
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// open the log file for writing
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if (iLogFile.Open(iEnv->FsSession(), iSettings.iLoggingFilePath,
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EFileWrite) != KErrNone)
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{
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iEnv->FsSession().MkDirAll(iSettings.iLoggingFilePath);
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err = iLogFile.Replace(iEnv->FsSession(),
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iSettings.iLoggingFilePath, EFileWrite);
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}
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else
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{
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// file opens correctly, seek to the end
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TInt fileSize = 0;
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iLogFile.Size(fileSize);
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err = iLogFile.Seek(ESeekCurrent, fileSize);
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}
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if (err == KErrNone)
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{
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iLogFileInitialized = ETrue;
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}
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else
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{
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// show error
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CAknErrorNote* note = new (ELeave) CAknErrorNote();
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note->ExecuteLD(_L("Unable to create log file, check settings"));
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}
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}
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}
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// close handle to log file
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else
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{
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if (iLogFileInitialized)
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{
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iLogFile.Flush();
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iLogFile.Close();
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iLogFileInitialized = EFalse;
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}
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}
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}
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// --------------------------------------------------------------------------------------------
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void CPerfMonEngine::ActivateCPUMonitoringL()
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{
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// reset counter variables
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iCPULoadCalibrating = ETrue;
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iCPULoadCalibrationCounter = 0;
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iCPULoadMaxValue = 999999999;
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for (TInt i=0; i<KMaxCPUs; i++)
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{
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iCPULoadPreviousValue[i] = 1;
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}
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// use null thread is cpu time is supported and the setting is on
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if (CPUTimeSupported() && iSettings.iCPUMode == ECPUModeCPUTime)
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{
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// try to open handle to null thread
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if (OpenHandleToNullThread())
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{
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// handle is open, get initial value for each CPU
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for (TInt i=0; i<iAmountOfCPUs; i++)
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{
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TTimeIntervalMicroSeconds time;
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iNullThreads[i].GetCpuTime(time);
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iCPULoadPreviousValue[i] = time.Int64();
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}
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iPreviousTime.HomeTime();
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iCurrentCPUMode = ECPUModeCPUTime;
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return; // cpu time is succesfully in use
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}
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}
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// otherwise use normal sampling with nops
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iCurrentCPUMode = ECPUModeNotSet;
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// show a warning if cpu time cannot be taken in use
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if (iSettings.iCPUMode == ECPUModeCPUTime)
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{
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CAknInformationNote* note = new (ELeave) CAknInformationNote();
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note->ExecuteLD(
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_L("CPU Time not supported in this system, using NOPs sampling"));
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}
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// get the amount of CPUs
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iAmountOfCPUs = GetAmountOfCPUs();
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// create a thread for CPU load monitoring
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for (TInt i=0; i<iAmountOfCPUs; i++)
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{
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// initialize the NOP counter variables
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iCPULoadNOPCounter[i].iCounterValue = 0;
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iCPULoadNOPCounter[i].iCPUNumber = i;
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iCPULoadNOPCounter[i].iAmountOfCPUs = iAmountOfCPUs;
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// create a name for the thread
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TFileName cpuLoadThreadName;
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cpuLoadThreadName.Copy(_L("PerfMonCPULoadNOPThread"));
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cpuLoadThreadName.AppendNum(i);
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// create the thread and resume it
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User::LeaveIfError(iCPULoadNOPThread[i].Create(cpuLoadThreadName,
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CPULoadNOPThread, 0x1000, 0x1000, 0x100000, &iCPULoadNOPCounter[i]));
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iCPULoadNOPThread[i].SetPriority(EPriorityLess);
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iCPULoadNOPThread[i].Resume();
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}
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iCurrentCPUMode = ECPUModeNOPs; // NOPs taken succesfully in use
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}
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// --------------------------------------------------------------------------------------------
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TBool CPerfMonEngine::OpenHandleToNullThread()
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{
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// find the kernel process and then the null thread
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TFindProcess fp(_L("ekern.exe*"));
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TFullName kernelName;
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if (fp.Next(kernelName) == KErrNone)
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{
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iAmountOfCPUs = 0;
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// find all null threads in the system by following the order ie "Null", "Null1", "Null2", "Null3"
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for (TInt i(0); i<KMaxCPUs; i++)
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{
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// construct name of the null thread from the process name
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TFullName nullThreadName(kernelName);
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nullThreadName.Append(_L("::Null"));
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if (i >= 1) // add identifier for CPUs higher than zero
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nullThreadName.AppendNum(i);
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TFindThread ft(nullThreadName);
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TFullName threadName;
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if (ft.Next(threadName) == KErrNone)
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{
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if (iNullThreads[i].Open(threadName) != KErrNone)
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return EFalse;
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iAmountOfCPUs++;
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}
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else
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{
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break; // break the loop, no more matches can be found
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}
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}
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}
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// process not found
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else
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return EFalse;
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// success!
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return ETrue;
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}
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// --------------------------------------------------------------------------------------------
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void CPerfMonEngine::DeActivateCPUMonitoring()
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{
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if (iCurrentCPUMode == ECPUModeCPUTime)
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{
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// close handles to null threads
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for (TInt i=0;i<iAmountOfCPUs;i++)
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{
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iNullThreads[i].Close();
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}
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}
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else if (iCurrentCPUMode == ECPUModeNOPs)
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{
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// kill the cpu load thread
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for (TInt i=0;i<iAmountOfCPUs;i++)
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{
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iCPULoadNOPThread[i].Kill(0);
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iCPULoadNOPThread[i].Close();
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}
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}
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}
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// --------------------------------------------------------------------------------------------
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TBool CPerfMonEngine::CPUTimeSupported()
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{
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TTimeIntervalMicroSeconds time;
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TInt err = RThread().GetCpuTime(time);
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if (err == KErrNone && time.Int64() > 0)
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return ETrue;
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else
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return EFalse;
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}
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// --------------------------------------------------------------------------------------------
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TInt CPerfMonEngine::GetAmountOfCPUs()
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{
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// query from HAL the amount of CPUs and then check it returns a valid value
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TInt amountOfCPUs = UserSvr::HalFunction(EHalGroupKernel, 16 /*EKernelHalNumLogicalCpus*/, 0, 0);
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if (amountOfCPUs >= 1 && amountOfCPUs <= KMaxCPUs)
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|
462 |
return amountOfCPUs;
|
|
463 |
else
|
|
464 |
return 1; // HAL may not support this feature, so just return one CPU
|
|
465 |
}
|
|
466 |
|
|
467 |
// --------------------------------------------------------------------------------------------
|
|
468 |
|
|
469 |
TThreadPriority CPerfMonEngine::SettingItemToThreadPriority(TInt aIndex)
|
|
470 |
{
|
|
471 |
TThreadPriority threadPriority = EPriorityNull;
|
|
472 |
|
|
473 |
switch (aIndex)
|
|
474 |
{
|
|
475 |
case EThreadPriorityTypeMuchLess:
|
|
476 |
{
|
|
477 |
threadPriority = EPriorityMuchLess;
|
|
478 |
break;
|
|
479 |
}
|
|
480 |
case EThreadPriorityTypeLess:
|
|
481 |
{
|
|
482 |
threadPriority = EPriorityLess;
|
|
483 |
break;
|
|
484 |
}
|
|
485 |
case EThreadPriorityTypeNormal:
|
|
486 |
{
|
|
487 |
threadPriority = EPriorityNormal;
|
|
488 |
break;
|
|
489 |
}
|
|
490 |
case EThreadPriorityTypeMore:
|
|
491 |
{
|
|
492 |
threadPriority = EPriorityMore;
|
|
493 |
break;
|
|
494 |
}
|
|
495 |
case EThreadPriorityTypeMuchMore:
|
|
496 |
{
|
|
497 |
threadPriority = EPriorityMuchMore;
|
|
498 |
break;
|
|
499 |
}
|
|
500 |
case EThreadPriorityTypeRealTime:
|
|
501 |
{
|
|
502 |
threadPriority = EPriorityRealTime;
|
|
503 |
break;
|
|
504 |
}
|
|
505 |
case EThreadPriorityTypeAbsoluteVeryLow:
|
|
506 |
{
|
|
507 |
threadPriority = EPriorityAbsoluteVeryLow;
|
|
508 |
break;
|
|
509 |
}
|
|
510 |
case EThreadPriorityTypeAbsoluteLow:
|
|
511 |
{
|
|
512 |
threadPriority = EPriorityAbsoluteLow;
|
|
513 |
break;
|
|
514 |
}
|
|
515 |
case EThreadPriorityTypeAbsoluteBackground:
|
|
516 |
{
|
|
517 |
threadPriority = EPriorityAbsoluteBackground;
|
|
518 |
break;
|
|
519 |
}
|
|
520 |
case EThreadPriorityTypeAbsoluteForeground:
|
|
521 |
{
|
|
522 |
threadPriority = EPriorityAbsoluteForeground;
|
|
523 |
break;
|
|
524 |
}
|
|
525 |
case EThreadPriorityTypeAbsoluteHigh:
|
|
526 |
{
|
|
527 |
threadPriority = EPriorityAbsoluteHigh;
|
|
528 |
break;
|
|
529 |
}
|
|
530 |
|
|
531 |
default:
|
|
532 |
{
|
|
533 |
User::Panic(_L("Wrong tp index"), 276);
|
|
534 |
break;
|
|
535 |
}
|
|
536 |
}
|
|
537 |
|
|
538 |
return threadPriority;
|
|
539 |
}
|
|
540 |
|
|
541 |
// --------------------------------------------------------------------------------------------
|
|
542 |
|
|
543 |
void CPerfMonEngine::CreateSamplesDataArrayL()
|
|
544 |
{
|
|
545 |
TInt maxSamples =
|
|
546 |
iSettings.iMaxSamples >= KMinimumSamplesLength ? iSettings.iMaxSamples
|
|
547 |
: KMinimumSamplesLength;
|
|
548 |
|
|
549 |
// create the data structure to store all samples
|
|
550 |
iSampleEntryArray = new (ELeave) CSampleEntryArray(16);
|
|
551 |
|
|
552 |
// set sample data array positions for each type
|
|
553 |
iCPU0PositionInSamples = 0;
|
|
554 |
iRAMPositionInSamples = KMaxCPUs;
|
|
555 |
iCDrivePositionInSamples = KMaxCPUs+1;
|
|
556 |
iPowerPositionInSamples = iCDrivePositionInSamples + ( ESourceI - ESourceC ) + 1;
|
|
557 |
|
|
558 |
// add all CPU source entries
|
|
559 |
for (TInt i=0; i<KMaxCPUs; i++)
|
|
560 |
{
|
|
561 |
TSampleEntry newSampleEntry;
|
|
562 |
|
|
563 |
newSampleEntry.iDescription.Copy(_L("CPU"));
|
|
564 |
newSampleEntry.iDescription.AppendNum(i);
|
|
565 |
|
|
566 |
newSampleEntry.iUnitTypeShort.Copy(KNullDesC);
|
|
567 |
newSampleEntry.iUnitTypeLong.Copy(KNullDesC);
|
|
568 |
newSampleEntry.iDriveNumber = -1;
|
|
569 |
newSampleEntry.iGraphColor = KRgbYellow;
|
|
570 |
newSampleEntry.iGraphColor.SetGreen(255-i*75);
|
|
571 |
newSampleEntry.iGraphColor.SetBlue(i*75);
|
|
572 |
|
|
573 |
newSampleEntry.iSampleDataArray = new(ELeave) CSampleDataArray(maxSamples);
|
|
574 |
iSampleEntryArray->AppendL(newSampleEntry);
|
|
575 |
}
|
|
576 |
|
|
577 |
// add RAM entry
|
|
578 |
{
|
|
579 |
TSampleEntry newSampleEntry;
|
|
580 |
|
|
581 |
newSampleEntry.iDescription.Copy(_L("RAM"));
|
|
582 |
newSampleEntry.iUnitTypeShort.Copy(_L("b"));
|
|
583 |
newSampleEntry.iUnitTypeLong.Copy(_L("bytes"));
|
|
584 |
newSampleEntry.iDriveNumber = -1;
|
|
585 |
newSampleEntry.iGraphColor = KRgbGreen;
|
|
586 |
|
|
587 |
newSampleEntry.iSampleDataArray = new(ELeave) CSampleDataArray(maxSamples);
|
|
588 |
iSampleEntryArray->AppendL(newSampleEntry);
|
|
589 |
}
|
|
590 |
|
|
591 |
// add all disk drives
|
|
592 |
for (TInt i=0; i<ESourceI-ESourceC+1; i++)
|
|
593 |
{
|
|
594 |
TSampleEntry newSampleEntry;
|
|
595 |
|
|
596 |
TChar driveLetter = 'C' + i; // C is the first drive
|
|
597 |
|
|
598 |
newSampleEntry.iDescription.Append(driveLetter);
|
|
599 |
newSampleEntry.iDescription.Append(_L(":"));
|
|
600 |
newSampleEntry.iUnitTypeShort.Copy(_L("b"));
|
|
601 |
newSampleEntry.iUnitTypeLong.Copy(_L("bytes"));
|
|
602 |
|
|
603 |
iEnv->FsSession().CharToDrive(driveLetter,
|
|
604 |
newSampleEntry.iDriveNumber);
|
|
605 |
|
|
606 |
newSampleEntry.iGraphColor = KRgbCyan;
|
|
607 |
newSampleEntry.iGraphColor.SetGreen(255 - (i - ESourceC) * 30);
|
|
608 |
newSampleEntry.iGraphColor.SetRed(i * 30);
|
|
609 |
|
|
610 |
newSampleEntry.iSampleDataArray = new (ELeave) CSampleDataArray(
|
|
611 |
maxSamples);
|
|
612 |
|
|
613 |
iSampleEntryArray->AppendL(newSampleEntry);
|
|
614 |
}
|
|
615 |
|
|
616 |
// add power entry
|
|
617 |
{
|
|
618 |
TSampleEntry newSampleEntry;
|
|
619 |
|
|
620 |
newSampleEntry.iDescription.Copy(_L("Power"));
|
|
621 |
newSampleEntry.iUnitTypeShort.Copy(_L("mW"));
|
|
622 |
newSampleEntry.iUnitTypeLong.Copy(_L("milliwatts"));
|
|
623 |
newSampleEntry.iDriveNumber = -1;
|
|
624 |
newSampleEntry.iGraphColor = KRgbRed;
|
|
625 |
|
|
626 |
newSampleEntry.iSampleDataArray = new(ELeave) CSampleDataArray(maxSamples);
|
|
627 |
iSampleEntryArray->AppendL(newSampleEntry);
|
|
628 |
}
|
|
629 |
|
|
630 |
// save current time as start time
|
|
631 |
iStartTime.HomeTime();
|
|
632 |
}
|
|
633 |
|
|
634 |
// --------------------------------------------------------------------------------------------
|
|
635 |
|
|
636 |
void CPerfMonEngine::UpdateSamplesDataL()
|
|
637 |
{
|
|
638 |
// reset inactivity timers
|
|
639 |
if (iSettings.iKeepBacklightOn)
|
|
640 |
User::ResetInactivityTime();
|
|
641 |
|
|
642 |
// get current time
|
|
643 |
TTime currentTime;
|
|
644 |
currentTime.HomeTime();
|
|
645 |
|
|
646 |
// calculate time difference
|
|
647 |
TTimeIntervalMicroSeconds timeDeltaFromPreviousSample =
|
|
648 |
currentTime.MicroSecondsFrom(iPreviousTime);
|
|
649 |
|
|
650 |
// remember current time as previous
|
|
651 |
iPreviousTime = currentTime;
|
|
652 |
|
|
653 |
// get CPU load value for each CPU
|
|
654 |
for (TInt i=0;i<iAmountOfCPUs;i++)
|
|
655 |
{
|
|
656 |
TInt64 cpuLoadDelta(0);
|
|
657 |
TInt64 cpuLoadFree(0);
|
|
658 |
TInt64 currentCPUValue(0);
|
|
659 |
|
|
660 |
if (iCurrentCPUMode == ECPUModeCPUTime || iCurrentCPUMode == ECPUModeNOPs)
|
|
661 |
{
|
|
662 |
if (iCurrentCPUMode == ECPUModeCPUTime)
|
|
663 |
{
|
|
664 |
// get CPU time of null thread
|
|
665 |
TTimeIntervalMicroSeconds time;
|
|
666 |
iNullThreads[i].GetCpuTime(time);
|
|
667 |
currentCPUValue = time.Int64();
|
|
668 |
}
|
|
669 |
else if (iCurrentCPUMode == ECPUModeNOPs)
|
|
670 |
{
|
|
671 |
// get CPU time from sampler
|
|
672 |
currentCPUValue = iCPULoadNOPCounter[i].iCounterValue;
|
|
673 |
}
|
|
674 |
|
|
675 |
// get delta and store the previous value
|
|
676 |
cpuLoadDelta = currentCPUValue - iCPULoadPreviousValue[i];
|
|
677 |
iCPULoadPreviousValue[i] = currentCPUValue;
|
|
678 |
|
|
679 |
// velocity = distance / time
|
|
680 |
cpuLoadFree = cpuLoadDelta * KCPUTimeMultiplier / timeDeltaFromPreviousSample.Int64();
|
|
681 |
|
|
682 |
// detect maximum value (this is common to all CPUs)
|
|
683 |
if (cpuLoadFree > iCPULoadMaxValue)
|
|
684 |
{
|
|
685 |
iCPULoadMaxValue = cpuLoadFree;
|
|
686 |
}
|
|
687 |
}
|
|
688 |
|
|
689 |
// save cpu sample data
|
|
690 |
TSampleData cpuSample;
|
|
691 |
cpuSample.iFree = cpuLoadFree;
|
|
692 |
cpuSample.iSize = iCPULoadCalibrating ? cpuLoadFree : iCPULoadMaxValue; // if calibrating, size==free, otherwise store the correct size value
|
|
693 |
cpuSample.iTimeFromStart = currentTime.MicroSecondsFrom(iStartTime);
|
|
694 |
|
|
695 |
iSampleEntryArray->At(i).iSampleDataArray->InsertL(0, cpuSample);
|
|
696 |
}
|
|
697 |
|
|
698 |
// check calibration status, the calibration will be only done against CPU0
|
|
699 |
if (iCPULoadCalibrating)
|
|
700 |
{
|
|
701 |
iCPULoadCalibrationCounter++;
|
|
702 |
TInt64 cpuLoadSize = iSampleEntryArray->At(iCPU0PositionInSamples).iSampleDataArray->At(0).iSize;
|
|
703 |
|
|
704 |
// check if need to calibrate anymore
|
|
705 |
if (iCPULoadCalibrationCounter > KCalibrationLength)
|
|
706 |
{
|
|
707 |
iCPULoadCalibrating = EFalse;
|
|
708 |
|
|
709 |
// from the samples, get the minimum value, and let it be the max value
|
|
710 |
for (TInt i=0; i<iSampleEntryArray->At(0).iSampleDataArray->Count(); i++)
|
|
711 |
{
|
|
712 |
TInt64 newCPULoadMaxValue = iCPULoadMaxValue;
|
|
713 |
|
|
714 |
if (iSampleEntryArray->At(0).iSampleDataArray->At(i).iFree < newCPULoadMaxValue)
|
|
715 |
{
|
|
716 |
newCPULoadMaxValue = iSampleEntryArray->At(0).iSampleDataArray->At(i).iFree;
|
|
717 |
}
|
|
718 |
|
|
719 |
iCPULoadMaxValue = newCPULoadMaxValue;
|
|
720 |
}
|
|
721 |
|
|
722 |
// adjust priority of the poller thread
|
|
723 |
if (iCurrentCPUMode == ECPUModeNOPs)
|
|
724 |
{
|
|
725 |
for (TInt i=0; i<iAmountOfCPUs; i++)
|
|
726 |
{
|
|
727 |
iCPULoadNOPThread[i].SetPriority(EPriorityAbsoluteVeryLow);
|
|
728 |
}
|
|
729 |
}
|
|
730 |
|
|
731 |
}
|
|
732 |
}
|
|
733 |
|
|
734 |
// get ram memory
|
|
735 |
TMemoryInfoV1Buf ramMemory;
|
|
736 |
UserHal::MemoryInfo(ramMemory);
|
|
737 |
|
|
738 |
TSampleData memorySample;
|
|
739 |
memorySample.iFree = ramMemory().iFreeRamInBytes;
|
|
740 |
memorySample.iSize = ramMemory().iMaxFreeRamInBytes;
|
|
741 |
memorySample.iTimeFromStart = currentTime.MicroSecondsFrom(iStartTime);
|
|
742 |
|
|
743 |
iSampleEntryArray->At(iRAMPositionInSamples).iSampleDataArray->InsertL(0, memorySample);
|
|
744 |
|
|
745 |
// all drives
|
|
746 |
for (TInt i = iCDrivePositionInSamples; i < iPowerPositionInSamples; i++)
|
|
747 |
{
|
|
748 |
TSampleData driveSample;
|
|
749 |
|
|
750 |
// get volume info from RFs
|
|
751 |
TVolumeInfo volumeInfo;
|
|
752 |
if (iEnv->FsSession().Volume(volumeInfo,
|
|
753 |
iSampleEntryArray->At(i).iDriveNumber) == KErrNone)
|
|
754 |
{
|
|
755 |
driveSample.iFree = volumeInfo.iFree;
|
|
756 |
driveSample.iSize = volumeInfo.iSize;
|
|
757 |
}
|
|
758 |
else
|
|
759 |
{
|
|
760 |
driveSample.iFree = 0;
|
|
761 |
driveSample.iSize = 0;
|
|
762 |
}
|
|
763 |
|
|
764 |
driveSample.iTimeFromStart = currentTime.MicroSecondsFrom(iStartTime);
|
|
765 |
|
|
766 |
iSampleEntryArray->At(i).iSampleDataArray->InsertL(0, driveSample);
|
|
767 |
}
|
|
768 |
|
|
769 |
// Power data
|
|
770 |
TSampleData powerSample;
|
|
771 |
if (iSettings.iPowerMonitoringEnabled)
|
|
772 |
{
|
|
773 |
// Values in milliwatts
|
|
774 |
powerSample.iFree = ( iPowerClient->GetMaxPower() - iPowerClient->GetPower() ) / 1000;
|
|
775 |
powerSample.iSize = iPowerClient->GetMaxPower() / 1000;
|
|
776 |
}
|
|
777 |
else
|
|
778 |
{
|
|
779 |
powerSample.iFree = 0;
|
|
780 |
powerSample.iSize = 0;
|
|
781 |
}
|
|
782 |
|
|
783 |
powerSample.iTimeFromStart = currentTime.MicroSecondsFrom(iStartTime);
|
|
784 |
|
|
785 |
iSampleEntryArray->At(iPowerPositionInSamples).iSampleDataArray->InsertL(0, powerSample);
|
|
786 |
|
|
787 |
// compress sample data arrays to save memory
|
|
788 |
TInt curLength(iSampleEntryArray->At(0).iSampleDataArray->Count());
|
|
789 |
|
|
790 |
TInt maxSamples =
|
|
791 |
iSettings.iMaxSamples >= KMinimumSamplesLength ? iSettings.iMaxSamples
|
|
792 |
: KMinimumSamplesLength;
|
|
793 |
|
|
794 |
if (curLength > maxSamples && curLength % 5 == 0)
|
|
795 |
{
|
|
796 |
for (TInt i = 0; i < iSampleEntryArray->Count(); i++)
|
|
797 |
{
|
|
798 |
if (SampleEntryArray()->At(i).iSampleDataArray->Count() > 0)
|
|
799 |
{
|
|
800 |
iSampleEntryArray->At(i).iSampleDataArray->ResizeL(maxSamples); // looses old samples
|
|
801 |
iSampleEntryArray->At(i).iSampleDataArray->Compress();
|
|
802 |
}
|
|
803 |
}
|
|
804 |
}
|
|
805 |
}
|
|
806 |
|
|
807 |
// --------------------------------------------------------------------------------------------
|
|
808 |
|
|
809 |
void CPerfMonEngine::AppendLatestSamplesToLogsL()
|
|
810 |
{
|
|
811 |
if (iSettings.iLoggingEnabled && SampleEntryArray())
|
|
812 |
{
|
|
813 |
// loop all sources
|
|
814 |
for (TInt i = 0; i < SampleEntryArray()->Count(); i++)
|
|
815 |
{
|
|
816 |
// check if this setting has been enabled and it has some data
|
|
817 |
if (iSettings.iLoggingSources.iSrcEnabled[SampleEntryPosToSettingPos(i)]
|
|
818 |
&& SampleEntryArray()->At(i).iSampleDataArray->Count() > 0)
|
|
819 |
{
|
|
820 |
// get current sample
|
|
821 |
TSampleData& currentSample =
|
|
822 |
SampleEntryArray()->At(i).iSampleDataArray->At(0);
|
|
823 |
|
|
824 |
TBuf<128> buf;
|
|
825 |
buf.Append(_L("PERFMON;"));
|
|
826 |
buf.Append(SampleEntryArray()->At(i).iDescription);
|
|
827 |
buf.Append(_L(";"));
|
|
828 |
buf.AppendNum(currentSample.iTimeFromStart.Int64());
|
|
829 |
buf.Append(_L(";"));
|
|
830 |
buf.AppendNum(currentSample.iFree);
|
|
831 |
buf.Append(_L(";"));
|
|
832 |
buf.AppendNum(currentSample.iSize);
|
|
833 |
|
|
834 |
// print to RDebug
|
|
835 |
if (iSettings.iLoggingMode == ELoggingModeRDebug
|
|
836 |
|| iSettings.iLoggingMode == ELoggingModeRDebugLogFile)
|
|
837 |
{
|
|
838 |
RDebug::Print(buf);
|
|
839 |
}
|
|
840 |
|
|
841 |
// print to log file
|
|
842 |
if (iSettings.iLoggingMode == ELoggingModeLogFile
|
|
843 |
|| iSettings.iLoggingMode == ELoggingModeRDebugLogFile)
|
|
844 |
{
|
|
845 |
buf.Append(_L("\r\n"));
|
|
846 |
|
|
847 |
TBuf8<128> buf8;
|
|
848 |
buf8.Copy(buf);
|
|
849 |
|
|
850 |
iLogFile.Write(buf8);
|
|
851 |
}
|
|
852 |
}
|
|
853 |
}
|
|
854 |
}
|
|
855 |
}
|
|
856 |
|
|
857 |
void CPerfMonEngine::LoadSettingsL()
|
|
858 |
{
|
|
859 |
// set defaults
|
|
860 |
iSettings.iHeartBeat = 600;
|
|
861 |
iSettings.iMaxSamples = 64;
|
|
862 |
iSettings.iPriority = EThreadPriorityTypeNormal;
|
|
863 |
iSettings.iCPUMode = ECPUModeCPUTime;
|
|
864 |
iSettings.iKeepBacklightOn = ETrue;
|
|
865 |
|
52
|
866 |
iSettings.iDataPopupVisibility = EDataPopupVisbilityAlwaysAlwaysOff;
|
51
|
867 |
iSettings.iDataPopupLocation = EDataPopupLocationTopRight;
|
|
868 |
iSettings.iDataPopupSources.SetDefaults1();
|
|
869 |
|
|
870 |
iSettings.iGraphsVerticalBarPeriod = 5;
|
|
871 |
iSettings.iGraphsSources.SetDefaults2();
|
|
872 |
|
|
873 |
iSettings.iLoggingMode = ELoggingModeRDebug;
|
|
874 |
iSettings.iLoggingFilePath.Copy(KDefaultLogFilePath);
|
|
875 |
iSettings.iLoggingSources.SetDefaults2();
|
|
876 |
|
|
877 |
iSettings.iLoggingEnabled = EFalse;
|
|
878 |
|
|
879 |
iSettings.iPowerMonitoringEnabled = ETrue;
|
|
880 |
|
|
881 |
// make sure that the private path of this app in c-drive exists
|
|
882 |
iEnv->FsSession().CreatePrivatePath(KSettingsDrive); // c:\\private\\20011385\\
|
|
883 |
|
|
884 |
// handle settings always in the private directory
|
|
885 |
if (iEnv->FsSession().SetSessionToPrivate(KSettingsDrive) == KErrNone)
|
|
886 |
{
|
|
887 |
const TUid KUidPerfMon =
|
|
888 |
{
|
|
889 |
0x20011385
|
|
890 |
};
|
|
891 |
// open or create a dictionary file store
|
|
892 |
CDictionaryFileStore* settingsStore = CDictionaryFileStore::OpenLC(
|
|
893 |
iEnv->FsSession(), KSettingsFileName, KUidPerfMon);
|
|
894 |
|
|
895 |
LoadDFSValueL(settingsStore, KPMSettingHeartBeat, iSettings.iHeartBeat);
|
|
896 |
LoadDFSValueL(settingsStore, KPMSettingMaxSamples,
|
|
897 |
iSettings.iMaxSamples);
|
|
898 |
LoadDFSValueL(settingsStore, KPMSettingPriority, iSettings.iPriority);
|
|
899 |
|
|
900 |
LoadDFSValueL(settingsStore, KPMSettingCPUMode, iSettings.iCPUMode);
|
|
901 |
|
|
902 |
LoadDFSValueL(settingsStore, KPMSettingKeepBackLightOn,
|
|
903 |
iSettings.iKeepBacklightOn);
|
|
904 |
|
|
905 |
LoadDFSValueL(settingsStore, KPMSettingDataPopupVisbility,
|
|
906 |
iSettings.iDataPopupVisibility);
|
|
907 |
LoadDFSValueL(settingsStore, KPMSettingDataPopupLocation,
|
|
908 |
iSettings.iDataPopupLocation);
|
|
909 |
LoadDFSValueL(settingsStore, KPMSettingDataPopupSources,
|
|
910 |
iSettings.iDataPopupSources);
|
|
911 |
|
|
912 |
LoadDFSValueL(settingsStore, KPMSettingGraphsVerticalBarPeriod,
|
|
913 |
iSettings.iGraphsVerticalBarPeriod);
|
|
914 |
LoadDFSValueL(settingsStore, KPMSettingGraphsSources,
|
|
915 |
iSettings.iGraphsSources);
|
|
916 |
|
|
917 |
LoadDFSValueL(settingsStore, KPMSettingLoggingMode,
|
|
918 |
iSettings.iLoggingMode);
|
|
919 |
LoadDFSValueL(settingsStore, KPMSettingLoggingFilePath,
|
|
920 |
iSettings.iLoggingFilePath);
|
|
921 |
LoadDFSValueL(settingsStore, KPMSettingLoggingSources,
|
|
922 |
iSettings.iLoggingSources);
|
|
923 |
|
|
924 |
LoadDFSValueL(settingsStore, KPMSettingPowerMonitoringEnabled,
|
|
925 |
iSettings.iPowerMonitoringEnabled);
|
|
926 |
|
|
927 |
CleanupStack::PopAndDestroy(); // settingsStore
|
|
928 |
}
|
|
929 |
}
|
|
930 |
|
|
931 |
// --------------------------------------------------------------------------------------------
|
|
932 |
|
|
933 |
void CPerfMonEngine::SaveSettingsL()
|
|
934 |
{
|
|
935 |
// handle settings always in c:\\private\\20011385\\
|
|
936 |
if (iEnv->FsSession().SetSessionToPrivate( KSettingsDrive ) == KErrNone)
|
|
937 |
{
|
|
938 |
// delete existing store to make sure that it is clean and not eg corrupted
|
|
939 |
if (BaflUtils::FileExists(iEnv->FsSession(), KSettingsFileName))
|
|
940 |
{
|
|
941 |
iEnv->FsSession().Delete(KSettingsFileName);
|
|
942 |
}
|
|
943 |
const TUid KUidPerfMon =
|
|
944 |
{
|
|
945 |
0x20011385
|
|
946 |
};
|
|
947 |
// create a dictionary file store
|
|
948 |
CDictionaryFileStore* settingsStore = CDictionaryFileStore::OpenLC(
|
|
949 |
iEnv->FsSession(), KSettingsFileName, KUidPerfMon);
|
|
950 |
|
|
951 |
SaveDFSValueL(settingsStore, KPMSettingHeartBeat, iSettings.iHeartBeat);
|
|
952 |
SaveDFSValueL(settingsStore, KPMSettingMaxSamples,
|
|
953 |
iSettings.iMaxSamples);
|
|
954 |
SaveDFSValueL(settingsStore, KPMSettingPriority, iSettings.iPriority);
|
|
955 |
SaveDFSValueL(settingsStore, KPMSettingCPUMode, iSettings.iCPUMode);
|
|
956 |
SaveDFSValueL(settingsStore, KPMSettingKeepBackLightOn,
|
|
957 |
iSettings.iKeepBacklightOn);
|
|
958 |
|
|
959 |
SaveDFSValueL(settingsStore, KPMSettingDataPopupVisbility,
|
|
960 |
iSettings.iDataPopupVisibility);
|
|
961 |
SaveDFSValueL(settingsStore, KPMSettingDataPopupLocation,
|
|
962 |
iSettings.iDataPopupLocation);
|
|
963 |
SaveDFSValueL(settingsStore, KPMSettingDataPopupSources,
|
|
964 |
iSettings.iDataPopupSources);
|
|
965 |
|
|
966 |
SaveDFSValueL(settingsStore, KPMSettingGraphsVerticalBarPeriod,
|
|
967 |
iSettings.iGraphsVerticalBarPeriod);
|
|
968 |
SaveDFSValueL(settingsStore, KPMSettingGraphsSources,
|
|
969 |
iSettings.iGraphsSources);
|
|
970 |
|
|
971 |
SaveDFSValueL(settingsStore, KPMSettingLoggingMode,
|
|
972 |
iSettings.iLoggingMode);
|
|
973 |
SaveDFSValueL(settingsStore, KPMSettingLoggingFilePath,
|
|
974 |
iSettings.iLoggingFilePath);
|
|
975 |
SaveDFSValueL(settingsStore, KPMSettingLoggingSources,
|
|
976 |
iSettings.iLoggingSources);
|
|
977 |
|
|
978 |
SaveDFSValueL(settingsStore, KPMSettingPowerMonitoringEnabled,
|
|
979 |
iSettings.iPowerMonitoringEnabled);
|
|
980 |
|
|
981 |
settingsStore->CommitL();
|
|
982 |
CleanupStack::PopAndDestroy(); // settingsStore
|
|
983 |
}
|
|
984 |
}
|
|
985 |
|
|
986 |
// ---------------------------------------------------------------------------
|
|
987 |
|
|
988 |
void CPerfMonEngine::LoadDFSValueL(CDictionaryFileStore* aDicFS,
|
|
989 |
const TUid& aUid, TInt& aValue)
|
|
990 |
{
|
|
991 |
if (aDicFS->IsPresentL(aUid))
|
|
992 |
{
|
|
993 |
RDictionaryReadStream in;
|
|
994 |
in.OpenLC(*aDicFS, aUid);
|
|
995 |
aValue = in.ReadInt16L();
|
|
996 |
CleanupStack::PopAndDestroy(); // in
|
|
997 |
}
|
|
998 |
}
|
|
999 |
|
|
1000 |
// ---------------------------------------------------------------------------
|
|
1001 |
|
|
1002 |
void CPerfMonEngine::LoadDFSValueL(CDictionaryFileStore* aDicFS,
|
|
1003 |
const TUid& aUid, TDes& aValue)
|
|
1004 |
{
|
|
1005 |
if (aDicFS->IsPresentL(aUid))
|
|
1006 |
{
|
|
1007 |
RDictionaryReadStream in;
|
|
1008 |
in.OpenLC(*aDicFS, aUid);
|
|
1009 |
TInt bufLength = in.ReadInt16L(); // get length of descriptor
|
|
1010 |
in.ReadL(aValue, bufLength); // get the descriptor itself
|
|
1011 |
CleanupStack::PopAndDestroy(); // in
|
|
1012 |
}
|
|
1013 |
}
|
|
1014 |
|
|
1015 |
// ---------------------------------------------------------------------------
|
|
1016 |
|
|
1017 |
void CPerfMonEngine::LoadDFSValueL(CDictionaryFileStore* aDicFS,
|
|
1018 |
const TUid& aUid, TPerfMonSources& aValue)
|
|
1019 |
{
|
|
1020 |
if (aDicFS->IsPresentL(aUid))
|
|
1021 |
{
|
|
1022 |
RDictionaryReadStream in;
|
|
1023 |
in.OpenLC(*aDicFS, aUid);
|
|
1024 |
TInt bufLength = in.ReadInt16L(); // get length of the array
|
|
1025 |
|
|
1026 |
if (bufLength < 0 || bufLength > ESourcesLength) // check for validaty
|
|
1027 |
User::Leave(KErrNotSupported);
|
|
1028 |
|
|
1029 |
for (TInt i = 0; i < bufLength; i++) // get all items
|
|
1030 |
aValue.iSrcEnabled[i] = in.ReadInt16L();
|
|
1031 |
|
|
1032 |
CleanupStack::PopAndDestroy(); // in
|
|
1033 |
}
|
|
1034 |
}
|
|
1035 |
|
|
1036 |
// ---------------------------------------------------------------------------
|
|
1037 |
|
|
1038 |
void CPerfMonEngine::SaveDFSValueL(CDictionaryFileStore* aDicFS,
|
|
1039 |
const TUid& aUid, const TInt& aValue)
|
|
1040 |
{
|
|
1041 |
RDictionaryWriteStream out;
|
|
1042 |
out.AssignLC(*aDicFS, aUid);
|
|
1043 |
out.WriteInt16L(aValue);
|
|
1044 |
out.CommitL();
|
|
1045 |
CleanupStack::PopAndDestroy(); // out
|
|
1046 |
}
|
|
1047 |
|
|
1048 |
// ---------------------------------------------------------------------------
|
|
1049 |
|
|
1050 |
void CPerfMonEngine::SaveDFSValueL(CDictionaryFileStore* aDicFS,
|
|
1051 |
const TUid& aUid, const TDes& aValue)
|
|
1052 |
{
|
|
1053 |
RDictionaryWriteStream out;
|
|
1054 |
out.AssignLC(*aDicFS, aUid);
|
|
1055 |
out.WriteInt16L(aValue.Length()); // write length of the descriptor
|
|
1056 |
out.WriteL(aValue, aValue.Length()); // write the descriptor itself
|
|
1057 |
out.CommitL();
|
|
1058 |
CleanupStack::PopAndDestroy(); // out
|
|
1059 |
}
|
|
1060 |
|
|
1061 |
// ---------------------------------------------------------------------------
|
|
1062 |
|
|
1063 |
void CPerfMonEngine::SaveDFSValueL(CDictionaryFileStore* aDicFS,
|
|
1064 |
const TUid& aUid, const TPerfMonSources& aValue)
|
|
1065 |
{
|
|
1066 |
RDictionaryWriteStream out;
|
|
1067 |
out.AssignLC(*aDicFS, aUid);
|
|
1068 |
|
|
1069 |
out.WriteInt16L(ESourcesLength); // write length of the array
|
|
1070 |
|
|
1071 |
for (TInt i = 0; i < ESourcesLength; i++) // write all items
|
|
1072 |
out.WriteInt16L(aValue.iSrcEnabled[i]);
|
|
1073 |
|
|
1074 |
out.CommitL();
|
|
1075 |
CleanupStack::PopAndDestroy(); // out
|
|
1076 |
}
|
|
1077 |
|
|
1078 |
// ---------------------------------------------------------------------------
|
|
1079 |
|
|
1080 |
void CPerfMonEngine::ActivatePowerMonitoringL()
|
|
1081 |
{
|
|
1082 |
if (!iPowerClient)
|
|
1083 |
{
|
|
1084 |
iPowerClient = CPerfMonPowerListener::NewL();
|
|
1085 |
}
|
|
1086 |
|
|
1087 |
// disable power monitoring if initialization fails
|
|
1088 |
TInt err = iPowerClient->Activate();
|
|
1089 |
if (err != KErrNone )
|
|
1090 |
{
|
|
1091 |
DeActivatePowerMonitoring();
|
|
1092 |
|
|
1093 |
iSettings.iPowerMonitoringEnabled = EFalse;
|
|
1094 |
}
|
|
1095 |
}
|
|
1096 |
|
|
1097 |
// ---------------------------------------------------------------------------
|
|
1098 |
|
|
1099 |
void CPerfMonEngine::DeActivatePowerMonitoring()
|
|
1100 |
{
|
|
1101 |
if (iPowerClient)
|
|
1102 |
{
|
|
1103 |
iPowerClient->DeActivate();
|
|
1104 |
}
|
|
1105 |
}
|
|
1106 |
|
|
1107 |
// ---------------------------------------------------------------------------
|
|
1108 |
|
|
1109 |
TInt CPerfMonEngine::SampleEntryPosToSettingPos(TInt aSampleEntryPos)
|
|
1110 |
{
|
|
1111 |
TInt settingPos(0); // return position of aSampleEntryPos in settings
|
|
1112 |
|
|
1113 |
if (aSampleEntryPos >= iCPU0PositionInSamples && aSampleEntryPos < iRAMPositionInSamples)
|
|
1114 |
{
|
|
1115 |
settingPos = ESourceCPU;
|
|
1116 |
}
|
|
1117 |
else if (aSampleEntryPos == iRAMPositionInSamples)
|
|
1118 |
{
|
|
1119 |
settingPos = ESourceRAM;
|
|
1120 |
}
|
|
1121 |
else
|
|
1122 |
{
|
|
1123 |
settingPos = ESourceC + (aSampleEntryPos-iCDrivePositionInSamples);
|
|
1124 |
}
|
|
1125 |
|
|
1126 |
return settingPos;
|
|
1127 |
}
|
|
1128 |
|
|
1129 |
// End of File
|