diff -r 65231b4e789a -r ec0e558822c5 guestrendering/guestvideodriver/api/src/guestvideodriver.cpp
--- a/guestrendering/guestvideodriver/api/src/guestvideodriver.cpp	Thu Aug 26 13:29:31 2010 +0100
+++ b/guestrendering/guestvideodriver/api/src/guestvideodriver.cpp	Thu Aug 26 19:08:32 2010 +0100
@@ -223,6 +223,16 @@
     }
 
 // -----------------------------------------------------------------------------
+// RGuestVideDriver::MapToHWAddress
+// -----------------------------------------------------------------------------
+//
+EXPORT_C TInt RGuestVideoDriver::GetFrameBufferBaseAddress( TUint32& aFrameBufferBaseAddress )
+    {
+    TPckg<TUint32> address( aFrameBufferBaseAddress );
+    return DoControl( GuestVideoDriver::ERequestFrameBaseAddress, (TAny*)&address );
+    }
+
+// -----------------------------------------------------------------------------
 // RGuestVideoDriver::EglGetSgHandles
 // -----------------------------------------------------------------------------
 //