1 files changed, 25 insertions, 0 deletions
diff --git a/MdePkg/Include/ConfidentialComputingGuestAttr.h b/MdePkg/Include/ConfidentialComputingGuestAttr.h
new file mode 100644
index 0000000000..6a13018015
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+++ b/MdePkg/Include/ConfidentialComputingGuestAttr.h
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+/** @file
+Definitions for Confidential Computing Attribute
+
+Copyright (c) 2021 AMD Inc. All rights reserved.<BR>
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef CONFIDENTIAL_COMPUTING_GUEST_ATTR_H_
+#define CONFIDENTIAL_COMPUTING_GUEST_ATTR_H_
+
+typedef enum {
+  /* The guest is running with memory encryption disabled. */
+  CCAttrNotEncrypted = 0,
+
+  /* The guest is running with AMD SEV memory encryption enabled. */
+  CCAttrAmdSev    = 0x100,
+  CCAttrAmdSevEs  = 0x101,
+  CCAttrAmdSevSnp = 0x102,
+
+  /* The guest is running with Intel TDX memory encryption enabled. */
+  CCAttrIntelTdx = 0x200,
+} CONFIDENTIAL_COMPUTING_GUEST_ATTR;
+
+#endif