--- a/kernel/eka/include/drivers/sdcard.h	Mon May 24 18:45:46 2010 +0100
+++ b/kernel/eka/include/drivers/sdcard.h	Thu Jun 10 11:48:01 2010 +0100
@@ -1,4 +1,4 @@
-// Copyright (c) 1999-2009 Nokia Corporation and/or its subsidiary(-ies).
+// Copyright (c) 1999-2010 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"
@@ -44,6 +44,7 @@
 const TUint32 KSDSwitchFunctionHighSpeed = 0x80FFFF01;
 
 const TUint32 KSDCardIsSDCard			 = KBit16;	// KMMCardFirstCustomFlag
+const TUint32 KSDCardIsCorrupt           = KBit17;
 const TUint32 KSDCardFirstCustomFlag	 = KBit24;
 
 const TUint   KSDDTClk25MHz				 = 25000; //25000KHz
@@ -81,12 +82,16 @@
 	inline TUint32 PARootDirEnd() const;
 	inline void SetPARootDirEnd(TUint32 aPARootDirEnd);
 	virtual TUint MaxTranSpeedInKilohertz() const;
+	inline void RegisterClient();
+	inline void DeregisterClient();
+	inline TBool ClientsRegistered();
 private:
 	TUint32 iProtectedAreaSize;
 	TUint32 iPARootDirEnd;
 	TUint8	iAUSize;
 	TUint8 iPad[3];
-	TUint32 iSpare[4];
+	TUint32 iClientCountSD;
+	TUint32 iSpare[3];
 	};
 
 class TSDCardArray : public TMMCardArray