Changeset 10014 in vbox for trunk/src/VBox/VMM/VMMR0

Timestamp:

Jun 30, 2008 12:02:49 PM (16 years ago)

Author:

vboxsync

Message:

Filter out the MSR_K6_LME bit or else AMD-V expects amd64 shadow paging. (protected mode without paging; right before
switching to long mode)

File:

• trunk/src/VBox/VMM/VMMR0/HWSVMR0.cpp (modified) (1 diff)

trunk/src/VBox/VMM/VMMR0/HWSVMR0.cpp

@@ -710 +710 @@
     else
     {
+        /* Filter out the MSR_K6_LME bit or else AMD-V expects amd64 shadow paging. */
+        pVMCB->guest.u64EFER &= ~MSR_K6_EFER_LME;
+
         pVM->hwaccm.s.svm.pfnVMRun = SVMVMRun;
     }