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// Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of the License "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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// e32test\misc\d_kerncorestas.cpp
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//
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//
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#include "d_TestKernCoreStats.h"
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#include <kernel/kernel.h>
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#include <kernel/kerncorestats.h>
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class DTestKernCoreStatsFactory : public DLogicalDevice
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{
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public:
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DTestKernCoreStatsFactory();
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~DTestKernCoreStatsFactory();
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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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class DTestKernCoreStatsChannel : public DLogicalChannelBase
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{
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public:
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DTestKernCoreStatsChannel();
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virtual ~DTestKernCoreStatsChannel();
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TInt Request(TInt aFunction, TAny* a1, TAny* a2);
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virtual TInt DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion&
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aVer);
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private:
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TInt GetStats(TAny* aBuffer);
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TInt Configure(TInt aMode);
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TInt DumpInfo();
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private:
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TInt iLength;
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};
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DECLARE_STANDARD_LDD()
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{
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return new DTestKernCoreStatsFactory;
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}
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DTestKernCoreStatsFactory::DTestKernCoreStatsFactory()
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{
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}
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DTestKernCoreStatsFactory::~DTestKernCoreStatsFactory()
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{
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}
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TInt DTestKernCoreStatsFactory::Install()
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{
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return SetName(&KTestKernCoreStatsName);
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}
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void DTestKernCoreStatsFactory::GetCaps(TDes8&) const
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{
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}
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TInt DTestKernCoreStatsFactory::Create(DLogicalChannelBase*& aChannel)
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{
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aChannel=new DTestKernCoreStatsChannel();
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if(!aChannel)
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return KErrNoMemory;
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return KErrNone;
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}
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DTestKernCoreStatsChannel::DTestKernCoreStatsChannel()
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{
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}
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DTestKernCoreStatsChannel::~DTestKernCoreStatsChannel()
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{
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}
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TInt DTestKernCoreStatsChannel::DoCreate(TInt, const TDesC8*, const TVersion&)
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{
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return KErrNone;
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}
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TInt DTestKernCoreStatsChannel::Request(TInt aFunction, TAny* a1, TAny*)
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{
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switch (aFunction)
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{
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case RTestKernCoreStats::ERequestGetStats:
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return GetStats( (TAny*) a1);
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case RTestKernCoreStats::ERequestConfigure:
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return Configure( (TInt) a1);
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case RTestKernCoreStats::ERequestDumpInfo:
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return DumpInfo();
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default:
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return KErrNotSupported;
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}
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}
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TInt DTestKernCoreStatsChannel::GetStats(TAny* aBuffer)
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{
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NKern::ThreadEnterCS();
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if (iLength==0)
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return KErrNone;
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TAny* tempBuff = Kern::Alloc(iLength);
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if (!tempBuff)
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{
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NKern::ThreadLeaveCS();
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return KErrNoMemory;
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}
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TInt r = KernCoreStats::Stats(tempBuff);
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if (r==KErrNone)
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kumemput(aBuffer, tempBuff, iLength);
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Kern::Free(tempBuff);
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NKern::ThreadLeaveCS();
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return r;
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}
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TInt DTestKernCoreStatsChannel::Configure(TInt aMode)
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{
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NKern::ThreadEnterCS();
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TInt cores = NKern::NumberOfCpus();
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TInt len = 0;
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len+= (aMode & KStatsCoreTotalTimeInIdle)? sizeof(TUint)*cores :0;
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len+= (aMode & KStatsTimeCrossIdleAndActive)? sizeof(TUint)*(cores+1) :0;
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len+= (aMode & KStatsCoreNumTimesInIdle)? sizeof(TUint)*cores :0;
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len+= (aMode & KStatsNumEvents)? sizeof(TUint) :0;
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len+= (aMode & KStatsReadyStateChanges)? sizeof(TUint)*2:0;
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len+= (aMode & KStatsNumTimeSliceExpire)? sizeof(TUint):0;
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iLength=len;
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Kern::Printf("KernCoreStats packet length = %d", len);
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TInt r = KernCoreStats::Configure(aMode);
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NKern::ThreadLeaveCS();
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return r;
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}
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TInt DTestKernCoreStatsChannel::DumpInfo()
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{
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//KernCoreStats::Engage(0);
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return iLength;
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}
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