MdePkg/Include/ConfidentialComputingGuestAttr.h

   1 /** @file
   2 Definitions for Confidential Computing Guest Attributes
   3
   4 Copyright (c) 2021 AMD Inc. All rights reserved.<BR>
   5 SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #ifndef CONFIDENTIAL_COMPUTING_GUEST_ATTR_H_
  10 #define CONFIDENTIAL_COMPUTING_GUEST_ATTR_H_
  11
  12 //
  13 // Confidential computing guest type
  14 //
  15 typedef enum {
  16   CcGuestTypeNonEncrypted = 0,
  17   CcGuestTypeAmdSev,
  18   CcGuestTypeIntelTdx,
  19 } CC_GUEST_TYPE;
  20
  21 typedef enum {
  22   /* The guest is running with memory encryption disabled. */
  23   CCAttrNotEncrypted = 0,
  24
  25   /* The guest is running with AMD SEV memory encryption enabled. */
  26   CCAttrAmdSev    = 0x100,
  27   CCAttrAmdSevEs  = 0x101,
  28   CCAttrAmdSevSnp = 0x102,
  29
  30   /* The guest is running with Intel TDX memory encryption enabled. */
  31   CCAttrIntelTdx = 0x200,
  32 } CONFIDENTIAL_COMPUTING_GUEST_ATTR;
  33
  34 #define CC_GUEST_IS_TDX(x)  ((x) == CCAttrIntelTdx)
  35 #define CC_GUEST_IS_SEV(x)  ((x) == CCAttrAmdSev || (x) == CCAttrAmdSevEs || (x) == CCAttrAmdSevSnp)
  36
  37 #endif