Re: [edk2-devel] [PATCH v9 20/32] UefiCpuPkg: Define ConfidentialComputingGuestAttr

2021-10-14 Thread Brijesh Singh via groups.io
On 10/14/21 1:38 AM, Gerd Hoffmann wrote: > Hi, > >> + ## This dynamic PCD indicates the memory encryption attribute of the >> guest. >> + # @Prompt Memory encryption attribute >> + >> gUefiCpuPkgTokenSpaceGuid.PcdConfidentialComputingGuestAttr|0|UINT64|0x6017 > See discussion in paral

Re: [edk2-devel] [PATCH v9 20/32] UefiCpuPkg: Define ConfidentialComputingGuestAttr

2021-10-14 Thread Gerd Hoffmann
Hi, > + ## This dynamic PCD indicates the memory encryption attribute of the guest. > + # @Prompt Memory encryption attribute > + > gUefiCpuPkgTokenSpaceGuid.PcdConfidentialComputingGuestAttr|0|UINT64|0x6017 See discussion in parallel thread. This is probably not the best place for the

[edk2-devel] [PATCH v9 20/32] UefiCpuPkg: Define ConfidentialComputingGuestAttr

2021-10-13 Thread Brijesh Singh via groups.io
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=3275 While initializing APs, the MpInitLib may need to know whether the guest is running with active AMD SEV or Intel TDX memory encryption. Add a new ConfidentialComputingGuestAttr PCD that can be used to query the memory encryption attribute.