Since all platform DSCs have already listed UefiCpuLib.inf so this change 
doesn't impact platform DSC.
I don't see an issue with this change.

Eric,
What's your opinion?

Thanks,
Ray

> -----Original Message-----
> From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of Kirkendall, 
> Garrett
> Sent: Wednesday, June 10, 2020 10:18 PM
> To: devel@edk2.groups.io
> Cc: Dong, Eric <eric.d...@intel.com>; Ni, Ray <ray...@intel.com>; Laszlo 
> Ersek <ler...@redhat.com>
> Subject: [edk2-devel] UefiCpuPkg: Discuss: Move 
> StandardSignatureIsAuthenticAMD function to BaseUefiCpuLib
> 
> [AMD Public Use]
> 
> There are currently three instances of StandardSignatureIsAuthenticAMD 
> Function in the below locations.  I need to
> propose another change that will require the same function in PiSmmCpuDxeSmm. 
>  I would like to see this function move
> to a single "LibraryClass" location.  I think no one knew where to propose 
> the function, so we ended up with three
> instances so far.  The best place I can find would be 
> UefiCpuPkg/BaseUefiCpuLib/.  Thoughts?  Is there a better function
> name such that a similar Intel identifier function could be created when 
> needed in the future?
> 
> I'm thinking this will be 3 patches
> 1. Add StandardSignatureIsAuthenticAMD to BaseUefiCpuLib
> 2. Move current instances to Library function
> 3. Propose code change in PiSmmCpuDxeSmm
> 
> UefiCpuPkg/Library/BaseXApicLib/BaseXApicLib.c: 
> StandardSignatureIsAuthenticAMD (
> UefiCpuPkg/Library/BaseXApicX2ApicLib/BaseXApicX2ApicLib.c: 
> StandardSignatureIsAuthenticAMD (
> UefiCpuPkg/Library/MpInitLib/MpLib.c: StandardSignatureIsAuthenticAMD (
> 
> GARRETT KIRKENDALL
> SMTS Firmware Engineer | CTE
> 7171 Southwest Parkway, Austin, TX 78735 USA
> AMD   facebook  |  amd.com
> 
> 


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