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- /** @file
- Definitions for Confidential Computing Guest Attributes
- 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_
- //
- // Confidential computing guest type
- //
- typedef enum {
- CcGuestTypeNonEncrypted = 0,
- CcGuestTypeAmdSev,
- CcGuestTypeIntelTdx,
- } CC_GUEST_TYPE;
- 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;
- #define CC_GUEST_IS_TDX(x) ((x) == CCAttrIntelTdx)
- #define CC_GUEST_IS_SEV(x) ((x) == CCAttrAmdSev || (x) == CCAttrAmdSevEs || (x) == CCAttrAmdSevSnp)
- #endif
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