--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/power/d_frqchg.h	Wed Jun 23 12:58:21 2010 +0100
@@ -0,0 +1,107 @@
+// Copyright (c) 2010-2010 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// e32test\power\d_frqchg.h
+// 
+//
+
+#if !defined(__D_FRQCHG_H__)
+#define __D_FRQCHG_H__
+
+#include <e32cmn.h>
+
+struct SRatio;
+struct SRatioInv;
+
+#ifndef __KERNEL_MODE__
+#include <e32std.h>
+
+struct SRatio
+	{
+	TUint32		iM;		// mantissa, normalised so bit 31=1
+	TInt16		iX;		// -exponent.
+	TUint8		iSpare1;
+	TUint8		iSpare2;
+	};
+
+struct SRatioInv
+	{
+	SRatio		iR;
+	SRatio		iI;
+	};
+#endif
+
+_LIT(KLddName,"D_FRQCHG.LDD");
+
+class RFrqChg : public RBusLogicalChannel
+	{
+public:
+	enum TControl
+		{
+		EControl_RatioSet,
+		EControl_RatioReciprocal,
+		EControl_RatioMult,
+		EControl_RatioInvSet,
+		EControl_FrqChgTestPresent,
+		EControl_SetCurrentThreadPriority,
+		EControl_SetCurrentThreadCpu,
+		EControl_SetCurrentThreadTimeslice,
+		EControl_SetLocalTimerPrescaler,
+		EControl_ReadGlobalTimerAndTimestamp,
+		EControl_SetGlobalTimerPrescaler,
+		ENumControls
+		};
+
+public:
+	inline TInt Open();
+	inline TInt RatioSet(SRatio& aRatio, TUint32 aInt, TInt aDivisorExp=0);
+	inline TInt RatioReciprocal(SRatio& aRatio);
+	inline TInt RatioMult(SRatio& aRatio, TUint32& aInt32);
+	inline TInt RatioInvSet(SRatioInv& aRI, const SRatio* aR);
+	inline TInt FrqChgTestPresent();
+	inline TInt SetCurrentThreadPriority(TInt aPri);
+	inline TInt SetCurrentThreadCpu(TUint32 aCpu, TUint32* aOldAffinity = NULL);
+	inline TInt SetCurrentThreadTimeslice(TInt aSlice);
+	inline TInt SetLocalTimerPrescaler(TUint32 aCpus, TInt aPrescale);
+	inline TInt ReadGlobalTimerAndTimestamp(TUint64& aTimerValue, TUint64& aTimestamp);
+	inline TInt SetGlobalTimerPrescaler(TInt aPrescale);
+	};
+
+#ifndef __KERNEL_MODE__
+inline TInt RFrqChg::Open()
+	{ return DoCreate(KLddName,TVersion(0,1,1),KNullUnit,NULL,NULL); }
+inline TInt RFrqChg::RatioSet(SRatio& aR, TUint32 aInt, TInt aDivisorExp)
+	{ aR.iM=aInt; return DoControl(EControl_RatioSet, (TAny*)&aR, (TAny*)aDivisorExp); }
+inline TInt RFrqChg::RatioReciprocal(SRatio& aR)
+	{ return DoControl(EControl_RatioReciprocal, (TAny*)&aR); }
+inline TInt RFrqChg::RatioMult(SRatio& aR, TUint32& aInt32)
+	{ return DoControl(EControl_RatioMult, (TAny*)&aR, (TAny*)&aInt32); }
+inline TInt RFrqChg::RatioInvSet(SRatioInv& aRI, const SRatio* aR)
+	{ return DoControl(EControl_RatioInvSet, (TAny*)&aRI, (TAny*)aR); }
+inline TInt RFrqChg::FrqChgTestPresent()
+	{ return DoControl(EControl_FrqChgTestPresent); }
+inline TInt RFrqChg::SetCurrentThreadPriority(TInt aPri)
+	{ return DoControl(EControl_SetCurrentThreadPriority, (TAny*)aPri); }
+inline TInt RFrqChg::SetCurrentThreadCpu(TUint32 aCpu, TUint32* aOldAffinity)
+	{ return DoControl(EControl_SetCurrentThreadCpu, (TAny*)aCpu, (TAny*) aOldAffinity); }
+inline TInt RFrqChg::SetCurrentThreadTimeslice(TInt aSlice)
+	{ return DoControl(EControl_SetCurrentThreadTimeslice, (TAny*)aSlice); }
+inline TInt RFrqChg::SetLocalTimerPrescaler(TUint32 aCpus, TInt aPrescale)
+	{ return DoControl(EControl_SetLocalTimerPrescaler, (TAny*)aCpus, (TAny*)aPrescale); }
+inline TInt RFrqChg::ReadGlobalTimerAndTimestamp(TUint64& aTimerValue, TUint64& aTimestamp)
+	{ return DoControl(EControl_ReadGlobalTimerAndTimestamp, (TAny*)&aTimerValue, (TAny*) &aTimestamp); }
+inline TInt RFrqChg::SetGlobalTimerPrescaler(TInt aPrescale)
+	{ return DoControl(EControl_SetGlobalTimerPrescaler, (TAny*)aPrescale); }
+#endif
+
+#endif   //__D_FRQCHG_H__