diff -r 000000000000 -r a41df078684a kerneltest/e32test/system/d_nanowait.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/kerneltest/e32test/system/d_nanowait.cpp	Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,193 @@
+// Copyright (c) 1997-2009 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\system\d_nanowait.cpp
+// LDD for testing nanosecond blocking
+// 
+//
+
+#include "plat_priv.h"
+#include "d_nanowait.h"
+
+const TInt KMajorVersionNumber=0;
+const TInt KMinorVersionNumber=1;
+const TInt KBuildVersionNumber=1;
+
+
+// global Dfc Que
+TDynamicDfcQue* gDfcQ;
+
+
+class DNanoWaitFactory : public DLogicalDevice
+//
+// NanoWait LDD factory
+//
+	{
+public:
+	DNanoWaitFactory();
+	~DNanoWaitFactory();
+	virtual TInt Install();						//overriding pure virtual
+	virtual void GetCaps(TDes8& aDes) const;	//overriding pure virtual
+	virtual TInt Create(DLogicalChannelBase*& aChannel);	//overriding pure virtual
+	};
+
+class DNanoWait : public DLogicalChannel
+//
+// nanowait LDD channel
+//
+	{
+public:
+	DNanoWait();
+	~DNanoWait();
+protected:
+	virtual TInt DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion& aVer);
+	TInt DoControl(TInt aFunction, TAny* a1, TAny* a2);
+	virtual void HandleMsg(TMessageBase* aMsg);
+public:
+	inline DThread* Client() { return iThread; }
+public:
+	DThread* iThread;
+	};
+
+
+
+DECLARE_STANDARD_LDD()
+	{
+    return new DNanoWaitFactory;
+    }
+
+DNanoWaitFactory::DNanoWaitFactory()
+//
+// Constructor
+//
+    {
+    iVersion=TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber);
+    //iParseMask=0;//No units, no info, no PDD
+    //iUnitsMask=0;//Only one thing
+    }
+
+TInt DNanoWaitFactory::Create(DLogicalChannelBase*& aChannel)
+//
+// Create a new DMsTim on this logical device
+//
+    {
+	aChannel=new DNanoWait;
+	return aChannel?KErrNone:KErrNoMemory;
+    }
+
+const TInt KDNanoWaitThreadPriority = 27;
+_LIT(KDNanoWaitThread,"DNanoWaitThread");
+
+TInt DNanoWaitFactory::Install()
+//
+// Install the LDD - overriding pure virtual
+//
+    {
+	// Allocate a kernel thread to run the DFC 
+	TInt r = Kern::DynamicDfcQCreate(gDfcQ, KDNanoWaitThreadPriority, KDNanoWaitThread);
+
+	if (r != KErrNone)
+		return r; 	
+
+    return SetName(&KNanoWaitLddName);
+    }
+
+void DNanoWaitFactory::GetCaps(TDes8& aDes) const
+//
+// Get capabilities - overriding pure virtual
+//
+    {
+    TCapsNanoWaitV01 b;
+    b.iVersion=TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber);
+    Kern::InfoCopy(aDes,(TUint8*)&b,sizeof(b));
+    }
+
+/**
+  Destructor
+*/
+DNanoWaitFactory::~DNanoWaitFactory()
+	{
+	if (gDfcQ)
+		gDfcQ->Destroy();
+	}
+
+DNanoWait::DNanoWait()
+//
+// Constructor
+//
+    {
+	iThread=&Kern::CurrentThread();
+	iThread->Open();
+    }
+
+TInt DNanoWait::DoCreate(TInt /*aUnit*/, const TDesC8* /*anInfo*/, const TVersion& aVer)
+//
+// Create channel
+//
+    {
+
+    if (!Kern::QueryVersionSupported(TVersion(KMajorVersionNumber,KMinorVersionNumber,KBuildVersionNumber),aVer))
+    	return KErrNotSupported;
+	SetDfcQ(gDfcQ);
+	iMsgQ.Receive();
+	return KErrNone;
+	}
+
+DNanoWait::~DNanoWait()
+//
+// Destructor
+//
+    {
+	Kern::SafeClose((DObject*&)iThread, NULL);
+    }
+
+void DNanoWait::HandleMsg(TMessageBase* aMsg)
+	{
+	TInt r=KErrNone;
+	TThreadMessage& m=*(TThreadMessage*)aMsg;
+	TInt id=m.iValue;
+	if (id==(TInt)ECloseMsg)
+		{
+		m.Complete(KErrNone,EFalse);
+		iMsgQ.CompleteAll(KErrServerTerminated);
+		return;
+		}
+	else
+		{
+		r=DoControl(id,m.Ptr0(),m.Ptr1());
+		}
+	m.Complete(r,ETrue);
+	}
+
+TInt DNanoWait::DoControl(TInt aFunction, TAny* a1, TAny* a2)
+	{
+	TInt r=KErrNone;
+	TInt interval=(TInt)a2;
+	switch (aFunction)
+		{
+		case RNanoWait::EControlStartNanoWait:
+			{
+			TInt loopCount=(TInt)a1;
+			for( int loop = 0; loop < loopCount; loop++)
+				{
+				Kern::NanoWait(interval);	
+				}
+			break;
+			}
+		default:
+			r=KErrNotSupported;
+			break;
+		}
+	return r;
+	}
+