diff -r 000000000000 -r bde4ae8d615e os/kernelhwsrv/kerneltest/e32test/mmu/d_asid.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/kernelhwsrv/kerneltest/e32test/mmu/d_asid.h	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,68 @@
+// Copyright (c) 2004-2009 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\mmu\d_memorytest.h
+// 
+//
+
+#ifndef __D_ASID_H__
+#define __D_ASID_H__
+
+#include <e32cmn.h>
+#ifndef __KERNEL_MODE__
+#include <e32std.h>
+#endif
+
+_LIT(KMemoryTestLddName,"d_asid");
+
+struct SDesHeader 
+	{
+	TAny* iDes;			// Pointer to the descriptor to read the header of.
+	TInt iLength;		// Length of the descriptor.
+	TInt iMaxLength;	// Maximum length of the descriptor.
+	};
+	
+
+class RAsidLdd : public RBusLogicalChannel
+	{
+public:
+	enum TControl
+		{
+		EGetCurrentThread,
+		EOpenThread,
+		ECloseThread,
+		EReadDesHeader,
+		};
+
+#ifndef __KERNEL_MODE__
+public:
+	inline TInt Open()
+		{
+		TInt r=User::LoadLogicalDevice(KMemoryTestLddName);
+		if(r==KErrNone || r==KErrAlreadyExists)
+			r=DoCreate(KMemoryTestLddName,TVersion(),KNullUnit,NULL,NULL,EOwnerProcess,ETrue);
+		return r;
+		};
+	inline TInt GetCurrentThread(TAny*& aPtr)
+		{ return DoControl(EGetCurrentThread, &aPtr); }
+	inline TInt OpenThread(TAny* aPtr)
+		{ return DoControl(EOpenThread, aPtr); }
+	inline TInt CloseThread()
+		{ return DoControl(ECloseThread); }
+	inline TInt ReadDesHeader(TAny* aThread, SDesHeader& aHdr)
+		{ return DoControl(EReadDesHeader, aThread, &aHdr); }
+#endif
+	};
+
+
+#endif