[edk2-devel] [PATCH V3 11/29] UefiCpuPkg: Support TDX in BaseXApicX2ApicLib

[Gerd Hoffmann]

On Mon, Nov 01, 2021 at 09:16:00PM +0800, Min Xu wrote:
> RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3429
> 
> MSR is accessed in BaseXApicX2ApicLib. In TDX some MSRs are accessed
> directly from/to CPU. Some should be accessed via explicit requests
> from the host VMM using TDCALL(TDG.VP.VMCALL). This is done by the
> help of TdxLib.
> 
> Please refer to [TDX] Section 18.1
> TDX: https://software.intel.com/content/dam/develop/external/us/en/
> documents/tdx-module-1.0-public-spec-v0.931.pdf
> 
> Cc: Eric Dong <eric.dong at intel.com>
> Cc: Ray Ni <ray.ni at intel.com>
> Cc: Rahul Kumar <rahul1.kumar at intel.com>
> Cc: Brijesh Singh <brijesh.singh at amd.com>
> Cc: Erdem Aktas <erdemaktas at google.com>
> Cc: James Bottomley <jejb at linux.ibm.com>
> Cc: Jiewen Yao <jiewen.yao at intel.com>
> Cc: Tom Lendacky <thomas.lendacky at amd.com>
> Cc: Gerd Hoffmann <kraxel at redhat.com>
> Signed-off-by: Min Xu <min.m.xu at intel.com>

Acked-by: Gerd Hoffmann <kraxel at redhat.com>



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