Changeset 93336 in vbox

Timestamp:

Jan 19, 2022 5:44:33 AM (3 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

149408

Message:

VMM: Nested VMX: bugref:10092 Use a separate CR0-fixed-0 define for unrestricted-guest mode (for upcoming changes).

File:

• trunk/include/VBox/vmm/hm_vmx.h (modified) (1 diff)

trunk/include/VBox/vmm/hm_vmx.h

@@ -3692 +3692 @@
 /** CR0 bits set here must always be set when in VMX operation. */
 #define VMX_V_CR0_FIXED0                                        (X86_CR0_PE | X86_CR0_NE | X86_CR0_PG)
+/** CR0 bits set here must always be set when in VMX non-root operation with
+ *  unrestricted-guest control enabled. */
+#define VMX_V_CR0_FIXED0_UX                                     (X86_CR0_NE)
+/** CR0 bits cleared here must always be cleared when in VMX operation. */
+#define VMX_V_CR0_FIXED1                                        UINT32_C(0xffffffff)
 /** CR4 bits set here must always be set when in VMX operation. */
 #define VMX_V_CR4_FIXED0                                        (X86_CR4_VMXE)