Signed-off-by: Liran Alon <liran.alon@xxxxxxxxxx>
Signed-off-by: Jim Mattson <jmattson@xxxxxxxxxx>
---
x86/vmx.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/x86/vmx.h b/x86/vmx.h
index 50f4afdb6b84..2126df36f0ba 100644
--- a/x86/vmx.h
+++ b/x86/vmx.h
@@ -596,6 +596,21 @@ enum vm_instruction_error_number {
#define ACTV_ACTIVE 0
#define ACTV_HLT 1
+/*
+ * VMCS field encoding:
+ * Bit 0: High-access
+ * Bits 1-9: Index
+ * Bits 10-12: Type
+ * Bits 13-15: Width
+ * Bits 15-64: Reserved
+ */
+#define VMCS_FIELD_HIGH_SHIFT (0)
+#define VMCS_FIELD_INDEX_SHIFT (1)
+#define VMCS_FIELD_TYPE_SHIFT (10)
+#define VMCS_FIELD_WIDTH_SHIFT (13)
+#define VMCS_FIELD_RESERVED_SHIFT (15)
+#define VMCS_FIELD_BIT_SIZE (BITS_PER_LONG)
+
extern struct regs regs;
extern union vmx_basic basic;
--
1.9.1
