Changeset 25389 in vbox

Timestamp:

Dec 15, 2009 10:55:31 AM (15 years ago)

Author:

vboxsync

Message:

More unrestricted guest execution changes

File:

• trunk/src/VBox/VMM/VMMR0/HWVMXR0.cpp (modified) (3 diffs)

trunk/src/VBox/VMM/VMMR0/HWVMXR0.cpp

@@ -1558 +1558 @@
         }
         /* Note: protected mode & paging are always enabled; we use them for emulating real and protected mode without paging too. */
-        val |= X86_CR0_PE | X86_CR0_PG;
+        if (!pVM->hwaccm.s.vmx.fUnrestrictedGuest)
+            val |= X86_CR0_PE | X86_CR0_PG;
+
         if (pVM->hwaccm.s.fNestedPaging)
         {
@@ -1643 +1645 @@
         }
         else
-        if (!CPUMIsGuestInPagedProtectedModeEx(pCtx))
+        if (    !CPUMIsGuestInPagedProtectedModeEx(pCtx)
+            &&  !pVM->hwaccm.s.vmx.fUnrestrictedGuest)
         {
             /* We use 4 MB pages in our identity mapping page table for real and protected mode without paging. */
@@ -1691 +1694 @@
             AssertRC(rc);
 
-            if (!CPUMIsGuestInPagedProtectedModeEx(pCtx))
+            if (    !CPUMIsGuestInPagedProtectedModeEx(pCtx)
+                &&  !pVM->hwaccm.s.vmx.fUnrestrictedGuest)
             {
                 RTGCPHYS GCPhys;