Architecture specific initialization prior to processor structures initialization

sdk/xtdk/i686/arfuncs.h

@@ -91,6 +91,10 @@ VOID
 ArWriteControlRegister(IN USHORT ControlRegister,
                        IN UINT_PTR Value);
 
+XTCDECL
+VOID
+ArWriteEflagsRegister(IN UINT_PTR Value);
+
 XTCDECL
 VOID
 ArWriteModelSpecificRegister(IN ULONG Register,