Changeset 11690 in vbox

Timestamp:

Aug 27, 2008 8:47:26 AM (16 years ago)

Author:

vboxsync

Message:

Pass the host's MSR_IA32_BIOS_SIGN_ID on to the guest. This msr contains the microcode version. A lot of OSes try to update it (in vain).
Solaris also complains about it.

File:

• trunk/src/VBox/VMM/VMMAll/EMAll.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMAll/EMAll.cpp

@@ -2556 +2556 @@
         break;
 
+#ifdef IN_RING0
+    case MSR_IA32_BIOS_SIGN_ID:
+        val = ASMRdMsr(MSR_IA32_BIOS_SIGN_ID);
+        break;
+#endif
     default:
         /* We should actually trigger a #GP here, but don't as that might cause more trouble. */