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UefiCpuPkg: Create PCD to be used in support of SEV-ES 

BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2198

A new dynamic UefiCpuPkg PCD is needed to support SEV-ES under OVMF:
  - PcdSevEsIsEnabled: BOOLEAN value used to indicate if SEV-ES is enabled

Cc: Eric Dong <eric.dong@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Regression-tested-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
Tom Lendacky 2020-08-12 15:21:35 -05:00 committed by mergify[bot]
parent 39936d3393
commit c9db7bf10a
2 changed files with 9 additions and 0 deletions
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6
UefiCpuPkg/UefiCpuPkg.dec
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@ -373,5 +373,11 @@
# @ValidRange 0x80000001 | 0 - 1
gUefiCpuPkgTokenSpaceGuid.PcdCpuProcTraceOutputScheme|0x0|UINT8|0x60000015
## This dynamic PCD indicates whether SEV-ES is enabled
# TRUE - SEV-ES is enabled
# FALSE - SEV-ES is not enabled
# @Prompt SEV-ES Status
gUefiCpuPkgTokenSpaceGuid.PcdSevEsIsEnabled|FALSE|BOOLEAN|0x60000016
[UserExtensions.TianoCore."ExtraFiles"]
UefiCpuPkgExtra.uni

3
UefiCpuPkg/UefiCpuPkg.uni
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@ -278,3 +278,6 @@
#string STR_gUefiCpuPkgTokenSpaceGuid_PcdCpuApStatusCheckIntervalInMicroSeconds_PROMPT #language en-US "Periodic interval value in microseconds for AP status check in DXE.\n"
#string STR_gUefiCpuPkgTokenSpaceGuid_PcdCpuApStatusCheckIntervalInMicroSeconds_HELP #language en-US "Periodic interval value in microseconds for the status check of APs for StartupAllAPs() and StartupThisAP() executed in non-blocking mode in DXE phase.\n"
#string STR_gUefiCpuPkgTokenSpaceGuid_PcdSevEsIsEnabled_PROMPT #language en-US "Specifies whether SEV-ES is enabled"
#string STR_gUefiCpuPkgTokenSpaceGuid_PcdSevEsIsEnabled_HELP #language en-US "Set to TRUE when running as an SEV-ES guest, FALSE otherwise."