--- dsdt.dsl.orig      2010-02-17 02:02:37.000000000 +0200
+++ dsdt.dsl       2010-02-17 02:04:40.000000000 +0200
@@ -4272,6 +4272,19 @@
                     FAS1,   2
                 }
 
+                Method (_DSM, 4, NotSerialized)
+                {
+                    Store (Package (0x02)
+                        {
+                            "device-id", 
+                            Buffer (0x04)
+                            {
+                                0x81, 0x26, 0x00, 0x00
+                            }
+                        }, Local0)
+                    DTGP (Arg0, Arg1, Arg2, Arg3, RefOf (Local0))
+                    Return (Local0)
+                }
                 Device (PRIM)
                 {
                     Name (_ADR, 0x00)
@@ -4394,6 +4407,19 @@
                     FAS1,   2
                 }
 
+                Method (_DSM, 4, NotSerialized)
+                {
+                    Store (Package (0x02)
+                        {
+                            "device-id", 
+                            Buffer (0x04)
+                            {
+                                0x81, 0x26, 0x00, 0x00
+                            }
+                        }, Local0)
+                    DTGP (Arg0, Arg1, Arg2, Arg3, RefOf (Local0))
+                    Return (Local0)
+                }
                 Device (PRIM)
                 {
                     Name (_ADR, 0x00)