MdePkg/Register/Amd: expand the SEV MSR to include the SNP definition

[mirror_edk2.git] / MdePkg / Include / Register / Amd / Fam17Msr.h

diff --git a/MdePkg/Include/Register/Amd/Fam17Msr.h b/MdePkg/Include/Register/Amd/Fam17Msr.h
index e4db09c5184c32d1f633749b32abff3493cbd0a8..716d52fd508d8c4df4e69490d2c200ded6c2a3f3 100644 (file)
--- a/MdePkg/Include/Register/Amd/Fam17Msr.h
+++ b/MdePkg/Include/Register/Amd/Fam17Msr.h
@@ -87,7 +87,12 @@ typedef union {
     ///\r
     UINT32  SevEsBit:1;\r
 \r
-    UINT32  Reserved:30;\r
+    ///\r
+    /// [Bit 2] Secure Nested Paging (SevSnp) is enabled\r
+    ///\r
+    UINT32  SevSnpBit:1;\r
+\r
+    UINT32  Reserved2:29;\r
   } Bits;\r
   ///\r
   /// All bit fields as a 32-bit value\r