author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 14 May 2010 17:13:29 +0300 | |
changeset 109 | b3a1d9898418 |
parent 102 | ef2a444a7410 |
child 152 | 657f875b013e |
permissions | -rw-r--r-- |
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// Copyright (c) 1994-2009 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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// e32\kernel\kerncorestats.cpp |
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// |
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// WARNING: This file contains some APIs which are internal and are subject |
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// to change without notice. Such APIs should therefore not be used |
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// outside the Kernel and Hardware Services package. |
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// |
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/** @file |
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@internalComponent |
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@prototype |
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*/ |
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#include <kerncorestats.h> |
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#include <nk_priv.h> |
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// The following differ between unicore and smp, so use define to unify. |
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#ifdef __SMP__ |
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#define FASTTIMER NKern::Timestamp() |
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#define FASTTIMERFREQ NKern::TimestampFrequency() |
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#define NUMCPUS TheScheduler.iNumCpus |
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#else |
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#define FASTTIMER (TUint64) NKern::FastCounter() |
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#define FASTTIMERFREQ NKern::FastCounterFrequency() |
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#define NUMCPUS 1 |
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#endif |
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KernCoreStats* KernCoreStats::StatsData=NULL; |
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TSpinLock KernCoreStats::Lock(TSpinLock::EOrderGenericIrqLow0); |
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/** |
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This method is called to initiate the KernCoreStats system. |
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It can only be called once, and the is no way to disable the system again afterwards. |
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@param aStatSelection |
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The bitfield defining which statistics to be collected. |
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@return KErrNone on success. KErrInUse is the system has already been configured. |
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*/ |
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EXPORT_C TInt KernCoreStats::Configure(TUint aStatSelection) |
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{ |
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if (StatsData) |
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return KErrInUse; |
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TInt cores = NUMCPUS; |
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// Calculate size needed |
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TInt dataSize = 0; |
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dataSize+= (aStatSelection & KStatsCoreTotalTimeInIdle)? sizeof(TUint64)*cores*2 :0; |
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dataSize+= (aStatSelection & KStatsTimeCrossIdleAndActive)? sizeof(TUint64)*(cores+1) :0; |
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dataSize+= (aStatSelection & KStatsCoreNumTimesInIdle)? sizeof(TUint)*cores :0; |
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dataSize+= (aStatSelection & KStatsCoreTotalTimeInIdle)? sizeof(TUint)*cores :0; |
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dataSize+= (aStatSelection & KStatsReadyStateChanges)? sizeof(TUint)*2*cores:0; |
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dataSize+= (aStatSelection & KStatsNumTimeSliceExpire)? sizeof(TUint)*cores:0; |
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// Create stats object object |
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KernCoreStats* kks = (KernCoreStats*) Kern::Alloc(sizeof(KernCoreStats) + dataSize); //coreTimesSize + offset); |
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if (kks==NULL) |
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return KErrNoMemory; |
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kks->Construct(aStatSelection); |
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__e32_memory_barrier(); |
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StatsData = kks; |
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return KErrNone; |
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}; |
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/** |
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This is a utility class, for calculating address offsets within kerncorestats, and offsets where the data will be copied |
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to at a later point. This is made more complicated by every item being optional. |
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@internal |
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*/ |
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class DynamicObject |
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{ |
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public: |
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DynamicObject(TAny* aPointer); |
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void Add(TBool, TUint, TAny**, TUint, TUint16&); |
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private: |
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TUint iOffset; |
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TUint* iPointer; |
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}; |
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102 |
|
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103 |
|
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/** |
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105 |
|
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Contructor which takes the address of the allocated memory object, for which items are to be added into. |
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107 |
|
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@internal |
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*/ |
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110 |
|
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DynamicObject::DynamicObject(TAny* aPointer) |
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:iOffset(0), |
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iPointer((TUint*) aPointer) |
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{}; |
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115 |
|
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/** |
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Workes out the address of a data item within the alloceted memory object, placeing it after the previosely added one. |
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It also works out the target offset, for which the data will be used too fill, within a later provided data block. |
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119 |
|
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@param aFeatureEnabled |
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|
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A bool used to indicate if the feature is enabled or not. If not, the refranced offsets are set to indicate the feature is disabled. |
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123 |
|
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@param aSizeInWordsP |
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|
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The amount of memory for which the object shall use within the internal data object. |
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|
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@aPointer |
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|
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The pointer to hold the location of the data item, within the internal object. |
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If the feature is disabled, this is set to NULL. |
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|
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@param aSizeInWordsO |
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134 |
|
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The amount of memory for which the object shall use within the exteral data object. |
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136 |
|
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@param aOffset |
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|
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The offset to point to the location of the data item, within the external object. |
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This offset can be added to the provided pointer, to form a pointer to it. |
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If the feature is disabled, this is set to KStatDisabled. |
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142 |
|
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143 |
|
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@internal |
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*/ |
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|
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void DynamicObject::Add(TBool aFeatureEnabled, TUint aSizeInWordsP,TAny** aPointer, TUint aSizeInWordsO, TUint16& aOffset) |
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{ |
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if (aFeatureEnabled) |
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{ |
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*aPointer = iPointer; |
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aOffset = (TUint16) iOffset; |
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iPointer+= aSizeInWordsP; |
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iOffset+=sizeof(TInt)* aSizeInWordsO; |
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} |
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else |
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157 |
{ |
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*aPointer=NULL; |
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aOffset=KernCoreStats::KStatDisabled; |
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} |
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} |
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|
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/** |
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@internal |
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165 |
|
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This second stage constructor is used initialise the KernCoreStats object. |
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It is called by KernCoreStats::Configure. |
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168 |
|
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@param aBF |
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|
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The bitfield defining which statistics to be collected. |
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|
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@param aSizeToCopy |
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|
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The size of the section of the data buffer used for holding the stats, which |
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can be directly copied into the destination buffer. The remaining must be calculated. |
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|
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@pre If user thread, it must be in a critical section. |
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|
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*/ |
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void KernCoreStats::Construct(TUint aBF) |
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{ |
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TInt cores = NUMCPUS; |
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|
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// Here we calculate the offsets and pointers of the data we are collecting. |
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// We need pointers for internal data collection, and offsets for where we will put the data in the structure at collection. |
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187 |
|
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DynamicObject o((TUint8*) this + sizeof(KernCoreStats)); |
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TUint16 dummy=0; |
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|
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// Flag to turn feature on, size of/and location of internal data, size of/and location of target data, |
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o.Add(aBF & KStatsCoreTotalTimeInIdle, cores*2, (TAny**)& iTotalTimeIdle, cores, iOffsTotalTimeIdle); |
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o.Add(aBF & KStatsCoreTotalTimeInIdle, cores*2, (TAny**)& iLastTimeCore, 0, dummy); |
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o.Add(aBF & KStatsTimeCrossIdleAndActive, (cores+1)*2, (TAny**)& iTimesCIA, cores+1, iOffsTimesCIA); |
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o.Add(aBF & KStatsCoreNumTimesInIdle, cores, (TAny**)& iNumberIdles, cores, iOffsNumberIdles); |
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o.Add(aBF & KStatsNumEvents, 0, (TAny**)& dummy, 1, iOffsNumEvents); |
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o.Add(aBF & KStatsReadyStateChanges, cores, (TAny**)& iLastAddReadyCount, 1, iOffsReadyStateAdd); |
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o.Add(aBF & KStatsReadyStateChanges, cores, (TAny**)& iLastSubReadyCount, 1, iOffsReadyStateRemove); |
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o.Add(aBF & KStatsNumTimeSliceExpire, cores, (TAny**)& iLastSlicesCount, 1, iOffsNumTimeSliceExpire); |
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TUint64 timeNow = FASTTIMER; |
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TInt core; |
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|
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// set up varables needed for CoreTotalTimeInIdle |
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if (iLastTimeCore) |
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{ |
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for (core=0; core<cores; core++) // Start core times time now. |
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iLastTimeCore[core]=timeNow; |
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} |
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|
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// Set up variables used for KTimeCrossIdleAndActive (iTimesCIA) calculations. |
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// (Could make conditional, but wouldnt save time) |
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|
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iLastTime=timeNow; |
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iCoresIdle= 0; |
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}; |
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|
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|
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/** |
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This method fills the provided buffer with the kernel statistics that have been collected. |
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|
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@param aBuffer |
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|
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The pre-allocated buffer for which the collected data should be copied to. |
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|
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@return KErrNone on success. |
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*/ |
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|
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EXPORT_C TInt KernCoreStats::Stats(TAny* aBuffer) |
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{ |
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if (StatsData) |
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return StatsData->StatsCopy(aBuffer); |
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else |
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return KErrNotReady; |
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}; |
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|
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|
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|
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/** |
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@internal |
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|
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This method implements the functionality of KernCoreStats::Stats. |
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This method fills the provided buffer with the kernel statistics that have been collected. |
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|
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@param aBuffer |
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|
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The pre-allocated buffer for which the collected data should be copied to. |
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|
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@return KErrNone on success. |
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*/ |
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|
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TInt KernCoreStats::StatsCopy(TAny* aBuffer) |
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{ |
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TUint32 timerFrequency = FASTTIMERFREQ; |
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TUint32 targetFrequency=1000000; |
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TInt cores = NUMCPUS; |
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|
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TInt core; |
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TInt ints = __SPIN_LOCK_IRQSAVE(Lock); // This spinlock is doubley important, as it acts as memory barrier for "if (StatsData)" |
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|
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TUint64 timeNow = FASTTIMER; |
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|
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// For the core idle times, we must add in the time for any core which is currently idle, |
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// so that the values are properly framed. |
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if (iTotalTimeIdle) |
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{ |
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TUint u; |
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TUint64 idletime; |
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for(core=0, u = iCoreMask; core<cores; u>>=1, core++) |
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{ |
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if (u & 0x1u) |
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{ |
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iTotalTimeIdle[core]+=timeNow-iLastTimeCore[core]; |
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iLastTimeCore[core]=timeNow; |
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} |
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|
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idletime = (iTotalTimeIdle[core]*targetFrequency)/timerFrequency; |
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Value32(aBuffer, iOffsTotalTimeIdle)[core] = ((idletime>>32)?KMaxTUint32:(TUint32)idletime); |
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|
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iTotalTimeIdle[core]=0; |
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} |
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283 |
|
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__SPIN_FLASH_IRQRESTORE(Lock,ints); |
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timeNow = FASTTIMER; |
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} |
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287 |
|
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288 |
|
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// For times across idle and active, we must add in the time for the current state of the cores |
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// so that the values are properly framed. |
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if (iTimesCIA) |
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292 |
{ |
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iTimesCIA[iCoresIdle]+= timeNow-iLastTime; |
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iLastTime=timeNow; |
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295 |
|
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// Copy to structure |
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TUint64 timecia; |
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for(core=0; core<cores+1; core++) // here we are not actally talking about cores, but CIA. |
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299 |
{ |
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timecia = (iTimesCIA[core]*targetFrequency)/timerFrequency; |
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301 |
|
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|
302 |
Value32(aBuffer, iOffsTimesCIA)[core] = (timecia>>32)?KMaxTUint32:(TUint32)timecia; |
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diff
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|
303 |
iTimesCIA[core]=0; |
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diff
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|
304 |
} |
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Revision: 201015
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parents:
diff
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|
305 |
__SPIN_FLASH_IRQRESTORE(Lock,ints); |
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Revision: 201015
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parents:
diff
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|
306 |
} |
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diff
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|
307 |
|
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Revision: 201015
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parents:
diff
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|
308 |
if (iNumberIdles) |
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Revision: 201015
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parents:
diff
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|
309 |
{ |
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parents:
diff
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|
310 |
for(core=0; core<cores; core++) |
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parents:
diff
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|
311 |
{ |
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Revision: 201015
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parents:
diff
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|
312 |
Value32(aBuffer, iOffsNumberIdles)[core] =iNumberIdles[core]; |
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Revision: 201015
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parents:
diff
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|
313 |
iNumberIdles[core]=0; |
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Revision: 201015
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parents:
diff
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|
314 |
} |
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Revision: 201015
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parents:
diff
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|
315 |
} |
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Revision: 201015
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parents:
diff
changeset
|
316 |
|
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Revision: 201015
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parents:
diff
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|
317 |
if (iOffsNumEvents!=KStatDisabled) |
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Revision: 201015
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parents:
diff
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|
318 |
{ |
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Revision: 201015
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parents:
diff
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|
319 |
*Value32(aBuffer, iOffsNumEvents)= iNumEvents; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
320 |
iNumEvents=0; |
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Revision: 201015
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parents:
diff
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|
321 |
} |
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Revision: 201015
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parents:
diff
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|
322 |
|
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Revision: 201015
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parents:
diff
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|
323 |
__SPIN_UNLOCK_IRQRESTORE(Lock, ints); |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
324 |
|
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Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
325 |
// Calculate the MadeReady couter, and the MadeUnready counter. |
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Revision: 201015
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parents:
diff
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|
326 |
|
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Revision: 201015
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parents:
diff
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|
327 |
if (iOffsReadyStateAdd!=KStatDisabled) |
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Revision: 201015
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parents:
diff
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|
328 |
{ |
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Revision: 201015
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parents:
diff
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|
329 |
TUint addTot=0; |
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Revision: 201015
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parents:
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|
330 |
TUint subTot=0; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
331 |
|
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Revision: 201015
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parents:
diff
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|
332 |
TUint addReadyCount; |
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Revision: 201015
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parents:
diff
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|
333 |
TUint subReadyCount; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
334 |
|
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Revision: 201015
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parents:
diff
changeset
|
335 |
#ifndef __X86__ |
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Revision: 201015
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parents:
diff
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|
336 |
#ifdef __SMP__ |
947f0dc9f7a8
Revision: 201015
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diff
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|
337 |
// for each core, the previous ready and unready values are subtracted from |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
338 |
// the current counter value, and then these values added together. |
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Revision: 201015
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parents:
diff
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|
339 |
|
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Revision: 201015
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parents:
diff
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|
340 |
for (core=0; core<cores; core++) |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
341 |
{ |
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Revision: 201015
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parents:
diff
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|
342 |
addReadyCount= TheSubSchedulers[core].iMadeReadyCounter; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
343 |
subReadyCount= TheSubSchedulers[core].iMadeUnReadyCounter; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
344 |
|
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Revision: 201015
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parents:
diff
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|
345 |
addTot+= addReadyCount - iLastAddReadyCount[core]; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
346 |
iLastAddReadyCount[core]=addReadyCount; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
347 |
|
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Revision: 201015
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parents:
diff
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|
348 |
subTot+= subReadyCount - iLastSubReadyCount[core]; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
349 |
iLastSubReadyCount[core]=subReadyCount; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
350 |
} |
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Revision: 201015
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parents:
diff
changeset
|
351 |
#else |
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Revision: 201015
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parents:
diff
changeset
|
352 |
|
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Revision: 201015
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parents:
diff
changeset
|
353 |
addReadyCount= TheScheduler.iMadeReadyCounter; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
changeset
|
354 |
subReadyCount= TheScheduler.iMadeUnReadyCounter; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
changeset
|
355 |
|
947f0dc9f7a8
Revision: 201015
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parents:
diff
changeset
|
356 |
addTot= addReadyCount - *iLastAddReadyCount; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
357 |
*iLastAddReadyCount=addReadyCount; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
changeset
|
358 |
|
947f0dc9f7a8
Revision: 201015
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parents:
diff
changeset
|
359 |
subTot= subReadyCount - *iLastSubReadyCount; |
947f0dc9f7a8
Revision: 201015
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parents:
diff
changeset
|
360 |
*iLastSubReadyCount=subReadyCount; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
361 |
#endif |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
362 |
#endif |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
363 |
// write the calculated values into the provided data buffer. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
364 |
*Value32(aBuffer, iOffsReadyStateAdd)=addTot; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
365 |
*Value32(aBuffer, iOffsReadyStateRemove)=subTot; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
366 |
} |
947f0dc9f7a8
Revision: 201015
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parents:
diff
changeset
|
367 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
368 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
369 |
// Calculate the time slice expire value |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
370 |
if (iOffsNumTimeSliceExpire != KStatDisabled) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
371 |
{ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
372 |
TUint slicesTot=0; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
373 |
TUint slicesCount; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
374 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
375 |
#ifndef __X86__ |
947f0dc9f7a8
Revision: 201015
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parents:
diff
changeset
|
376 |
#ifdef __SMP__ |
947f0dc9f7a8
Revision: 201015
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parents:
diff
changeset
|
377 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
378 |
// for each core, the previous time slice values are subtracted from |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
379 |
// the current counter values, and then these values added together. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
380 |
for (core=0; core<cores ;core++) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
381 |
{ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
382 |
slicesCount= TheSubSchedulers[core].iTimeSliceExpireCounter; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
383 |
slicesTot+= slicesCount - iLastSlicesCount[core]; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
384 |
iLastSlicesCount[core]=slicesCount; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
385 |
} |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
386 |
#else |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
387 |
slicesCount= TheScheduler.iTimeSliceExpireCounter; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
388 |
slicesTot= slicesCount - *iLastSlicesCount; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
389 |
*iLastSlicesCount=slicesCount; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
390 |
#endif |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
391 |
#endif |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
392 |
// write the calculated values into the provided data buffer. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
393 |
*Value32(aBuffer, iOffsNumTimeSliceExpire) = slicesTot; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
394 |
} |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
395 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
396 |
return KErrNone; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
397 |
} |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
398 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
399 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
400 |
/** |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
401 |
@internal |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
402 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
403 |
This is called from idle thread, before it entered its idle state. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
404 |
For SMP kernels, this is done by the kernel, and the base ports should not call EnterIdle. |
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405 |
|
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|
406 |
@param aCore |
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|
407 |
|
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Revision: 201015
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diff
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|
408 |
The core for which this code in executing. |
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|
409 |
|
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Revision: 201015
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|
410 |
@pre Interrupts must be disabled |
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|
411 |
*/ |
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|
412 |
|
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Revision: 201015
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|
413 |
extern "C" TUint KernCoreStats_EnterIdle(TUint aCore) |
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|
414 |
{ |
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|
415 |
CHECK_PRECONDITIONS(MASK_INTERRUPTS_DISABLED , "KernCoreStats_EnterIdle"); |
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|
416 |
if (KernCoreStats::StatsData) |
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|
417 |
{ |
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|
418 |
KernCoreStats::StatsData->DoEnterIdle(aCore); |
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Revision: 201015
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parents:
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|
419 |
return (TUint) ETrue; |
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|
420 |
} |
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|
421 |
return (TUint) EFalse; |
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|
422 |
} |
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Revision: 201015
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|
423 |
#ifndef __WINS__ |
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#ifndef __SMP__ |
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425 |
|
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|
426 |
/** |
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Revision: 201015
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|
427 |
This is called from idle thread, before it enters its idle state. |
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Revision: 201015
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|
428 |
For non-SMP kernels, the base port must call this explicitly. |
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Revision: 201015
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|
429 |
SMP base ports should not call this, as its called from within the kernel. |
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|
430 |
|
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Revision: 201015
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|
431 |
@pre Interrupts must be disabled |
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|
432 |
|
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Revision: 201015
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|
433 |
@return a cookie that should be passed to LeaveIdle(), after the core leaves idle. |
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Revision: 201015
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|
434 |
*/ |
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|
435 |
|
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Revision: 201015
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|
436 |
EXPORT_C TUint KernCoreStats::EnterIdle() |
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Revision: 201015
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|
437 |
{ |
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Revision: 201015
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|
438 |
CHECK_PRECONDITIONS(MASK_INTERRUPTS_DISABLED , "KernCoreStats::EnterIdle"); |
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|
439 |
if (StatsData) |
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|
440 |
{ |
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Revision: 201015
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|
441 |
StatsData->DoEnterIdle(0); |
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Revision: 201015
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|
442 |
return (TUint) ETrue; |
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Revision: 201015
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|
443 |
} |
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|
444 |
return (TUint) EFalse; |
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Revision: 201015
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|
445 |
} |
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Revision: 201015
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|
446 |
|
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Revision: 201015
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parents:
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|
447 |
#endif |
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Revision: 201015
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|
448 |
#endif |
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Revision: 201015
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|
449 |
|
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Revision: 201015
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|
450 |
/** |
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Revision: 201015
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|
451 |
@internal |
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Revision: 201015
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|
452 |
|
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Revision: 201015
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parents:
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changeset
|
453 |
The implementation code for KernCoreStats::EnterIdle and KernCoreStats_EnterIdle. |
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Revision: 201015
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|
454 |
|
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Revision: 201015
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|
455 |
@param aCore |
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Revision: 201015
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|
456 |
|
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Revision: 201015
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|
457 |
The core for which this code in executing. |
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Revision: 201015
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|
458 |
|
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Revision: 201015
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|
459 |
@pre Interrupts must be disabled |
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Revision: 201015
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|
460 |
|
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Revision: 201015
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|
461 |
*/ |
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Revision: 201015
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|
462 |
|
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Revision: 201015
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|
463 |
void KernCoreStats::DoEnterIdle(TUint aCore) |
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Revision: 201015
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|
464 |
{ |
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Revision: 201015
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|
465 |
__SPIN_LOCK(Lock); // This spinlock is doubley important, as it acts as memory barrier for "if (StatsData)" |
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|
466 |
TUint64 timeNow = FASTTIMER; |
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Revision: 201015
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|
467 |
|
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Revision: 201015
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|
468 |
__ASSERT_DEBUG( ((iCoreMask & (1<<aCore) )==0), FAULT() ); |
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Revision: 201015
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|
469 |
|
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Revision: 201015
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|
470 |
|
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Revision: 201015
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|
471 |
if (iLastTimeCore) |
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|
472 |
{ |
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Revision: 201015
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|
473 |
iLastTimeCore[aCore]=timeNow; |
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|
474 |
iCoreMask|=1<<aCore; |
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Revision: 201015
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|
475 |
} |
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Revision: 201015
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|
476 |
|
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Revision: 201015
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changeset
|
477 |
if (iNumberIdles) |
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Revision: 201015
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|
478 |
iNumberIdles[aCore]++; |
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Revision: 201015
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|
479 |
|
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Revision: 201015
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|
480 |
if (iTimesCIA) |
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Revision: 201015
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|
481 |
{ |
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Revision: 201015
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|
482 |
iTimesCIA[iCoresIdle]+= timeNow-iLastTime; |
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Revision: 201015
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parents:
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|
483 |
|
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Revision: 201015
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|
484 |
#ifdef __SMP__ |
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|
485 |
__ASSERT_DEBUG((iCoresIdle<TheScheduler.iNumCpus), FAULT() ); |
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Revision: 201015
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|
486 |
#else |
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Revision: 201015
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|
487 |
__ASSERT_DEBUG((iCoresIdle==0), FAULT() ); |
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Revision: 201015
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|
488 |
#endif |
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Revision: 201015
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parents:
diff
changeset
|
489 |
|
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Revision: 201015
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diff
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|
490 |
iLastTime=timeNow; |
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Revision: 201015
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parents:
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|
491 |
iCoresIdle++; |
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Revision: 201015
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|
492 |
} |
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Revision: 201015
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parents:
diff
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|
493 |
|
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Revision: 201015
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parents:
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|
494 |
__SPIN_UNLOCK(Lock); |
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Revision: 201015
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parents:
diff
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|
495 |
} |
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Revision: 201015
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parents:
diff
changeset
|
496 |
|
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Revision: 201015
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parents:
diff
changeset
|
497 |
/** |
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Revision: 201015
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parents:
diff
changeset
|
498 |
This is called from idle thread, after it comes out of its idle state. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
499 |
For SMP kernels, this is done by the kernel, and the base ports should not call LeaveIdle. |
947f0dc9f7a8
Revision: 201015
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parents:
diff
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|
500 |
|
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Revision: 201015
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parents:
diff
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|
501 |
@param aCookie |
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Revision: 201015
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parents:
diff
changeset
|
502 |
|
947f0dc9f7a8
Revision: 201015
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parents:
diff
changeset
|
503 |
The value returned from EnterIdle should be passed here. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
504 |
|
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Revision: 201015
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parents:
diff
changeset
|
505 |
@param aCore |
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Revision: 201015
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parents:
diff
changeset
|
506 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
507 |
The core for which this code in executing. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
508 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
509 |
@pre Interrupts must be disabled |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
510 |
*/ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
511 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
512 |
extern "C" void KernCoreStats_LeaveIdle(TInt aCookie,TUint aCore) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
513 |
{ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
514 |
CHECK_PRECONDITIONS(MASK_INTERRUPTS_DISABLED , "KernCoreStats_LeaveIdle"); |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
515 |
if (aCookie) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
516 |
KernCoreStats::StatsData->DoLeaveIdle(aCore); |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
517 |
} |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
518 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
519 |
#ifndef __WINS__ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
520 |
#ifndef __SMP__ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
521 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
522 |
/** |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
523 |
This is called from idle thread, after it comes out of its idle state. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
524 |
For non-SMP kernels, the base port must call this explicitly. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
525 |
SMP base ports should not call this, as its called from within the kernel. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
526 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
527 |
@param aCookie |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
528 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
529 |
The value returned from EnterIdle should be passed here. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
530 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
531 |
@pre Interrupts must be disabled |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
532 |
*/ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
533 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
534 |
EXPORT_C void KernCoreStats::LeaveIdle(TUint aCookie) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
535 |
{ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
536 |
CHECK_PRECONDITIONS(MASK_INTERRUPTS_DISABLED , "KernCoreStats::LeaveIdle"); |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
537 |
if (aCookie) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
538 |
StatsData->DoLeaveIdle(0); |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
539 |
} |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
540 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
541 |
#endif |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
542 |
#endif |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
543 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
544 |
/** |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
545 |
@internal |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
546 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
547 |
The implementation code for KernCoreStats::LeaveIdle and KernCoreStats_LeaveIdle. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
548 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
549 |
@param aCore |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
550 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
551 |
The core for which this code in executing. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
552 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
553 |
@pre Interrupts must be disabled |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
554 |
*/ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
555 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
556 |
void KernCoreStats::DoLeaveIdle(TUint aCore) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
557 |
{ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
558 |
__SPIN_LOCK(Lock);// This spinlock is doubley important, as it acts as memory barrier for "if (StatsData)" |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
559 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
560 |
TUint64 timeNow = FASTTIMER; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
561 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
562 |
if (iTotalTimeIdle) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
563 |
{ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
564 |
__ASSERT_DEBUG(iCoreMask&(1<<aCore), FAULT() ); |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
565 |
iCoreMask&= ~(1<<aCore); |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
566 |
iTotalTimeIdle[aCore] += timeNow - iLastTimeCore[aCore]; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
567 |
} |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
568 |
if (iTimesCIA) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
569 |
{ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
570 |
__ASSERT_DEBUG((StatsData->iCoresIdle>0), FAULT() ); |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
571 |
iTimesCIA[iCoresIdle]+= timeNow-iLastTime; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
572 |
iLastTime=timeNow; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
573 |
iCoresIdle--; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
574 |
} |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
575 |
__SPIN_UNLOCK(Lock); |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
576 |
} |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
577 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
578 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
579 |
/** |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
580 |
@internal |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
581 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
582 |
Called from Kern::AddEvent |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
583 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
584 |
This is used to increment the KernCoreStats event counter. |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
585 |
*/ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
586 |
void KernCoreStats::AddEvent() |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
587 |
{ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
588 |
if (StatsData) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
589 |
{ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
590 |
TInt ints = __SPIN_LOCK_IRQSAVE(Lock); |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
591 |
if (StatsData->iOffsNumEvents!= KStatDisabled) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
592 |
StatsData->iNumEvents++; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
593 |
__SPIN_UNLOCK_IRQRESTORE(Lock, ints); |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
594 |
} |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
595 |
}; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
596 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
597 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
598 |
EXPORT_C TInt KernCoreStats::Retire(TInt, TInt) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
599 |
{ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
600 |
// DUMMY METHOD |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
601 |
return KErrNone; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
602 |
}; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
603 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
604 |
EXPORT_C TInt KernCoreStats::Engage(TInt) |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
605 |
{ |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
606 |
// DUMMY METHOD |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
607 |
|
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
608 |
return KErrNone; |
947f0dc9f7a8
Revision: 201015
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
609 |
} |