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MdePkg/Register/Amd: Define all bits from MSR_SEV_STATUS_REGISTER

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For now we need DebugSwap but others are likely to be needed too.

Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>
Reviewed-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: Alexey Kardashevskiy <aik@amd.com>
Changes:
v5:
* "rb" from Tom

v4:
* added more from April/2024 APM
This commit is contained in:
Alexey Kardashevskiy 2022-11-22 13:18:41 +11:00 committed by mergify[bot]
parent 6852f6984b
commit bc3a1ec2a2
1 changed files with 91 additions and 4 deletions
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95
MdePkg/Include/Register/Amd/SevSnpMsr.h
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@ -126,19 +126,106 @@ typedef union {
///
/// [Bit 0] Secure Encrypted Virtualization (Sev) is enabled
///
UINT32 SevBit : 1;
UINT32 SevBit : 1;
///
/// [Bit 1] Secure Encrypted Virtualization Encrypted State (SevEs) is enabled
///
UINT32 SevEsBit : 1;
UINT32 SevEsBit : 1;
///
/// [Bit 2] Secure Nested Paging (SevSnp) is enabled
///
UINT32 SevSnpBit : 1;
UINT32 SevSnpBit : 1;
UINT32 Reserved2 : 29;
///
/// [Bit 3] Virtual TOM feature is enabled in SEV_FEATURES[1]
///
UINT32 vTOM : 1;
///
/// [Bit 4] ReflectVC feature is enabled in SEV_FEATURES[2]
///
UINT32 ReflectVC : 1;
///
/// [Bit 5] Restricted Injection feature is enabled in SEV_FEATURES[3]
///
UINT32 RestrictedInjection : 1;
///
/// [Bit 6] Alternate Injection feature is enabled in SEV_FEATURES[4]
///
UINT32 AlternateInjection : 1;
///
/// [Bit 7] Debug Virtualization feature is enabled in SEV_FEATURES[5]
///
UINT32 DebugVirtualization : 1;
///
/// [Bit 8] PreventHostIBS feature is enabled in SEV_FEATURES[6]
///
UINT32 PreventHostIBS : 1;
///
/// [Bit 9] BTB isolation feature is enabled in SEV_FEATURES[7]
///
UINT32 SNPBTBIsolation : 1;
///
/// [Bit 10] VMPL SSS feature is enabled in SEV_FEATURES[8]
///
UINT32 VmplSSS : 1;
///
/// [Bit 11] Secure TSC feature is enabled in SEV_FEATURES[9]
///
UINT32 SecureTsc : 1;
///
/// [Bit 12] VMGEXIT Parameter feature is enabled in SEV_FEATURES[10]
///
UINT32 VmgexitParameter : 1;
///
/// [Bit 13] PMC Virtualization feature is enabled in SEV_FEATURES[11]
///
UINT32 PmcVirtualization : 1;
///
/// [Bit 14] IBS Virtualization feature is enabled in SEV_FEATURES[12]
///
UINT32 IbsVirtualization : 1;
///
/// [Bit 15]
///
UINT32 Reserved1 : 1;
///
/// [Bit 16] VMSA Register Protection feature is enabled in SEV_FEATURES[14]
///
UINT32 VmsaRegProt : 1;
///
/// [Bit 17] SMT Protection feature is enabled in SEV_FEATURES[15]
///
UINT32 SmtProtection : 1;
///
///
/// [Bit 18] Secure AVIC feature is enabled in SEV_FEATURES[16]
///
UINT32 SecureAVIC : 1;
UINT32 Reserved2 : 4;
///
/// [Bit 23] IBPB on Entry feature is enabled in SEV_FEATURES[21]
///
UINT32 IbpbOnEntry : 1;
UINT32 Reserved3 : 8;
} Bits;
///
/// All bit fields as a 32-bit value