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From: "Gerd Hoffmann" <kraxel@redhat.com>
To: devel@edk2.groups.io, yuanhao.xie@intel.com
Cc: "Dong, Guo" <guo.dong@intel.com>, "Ni, Ray" <ray.ni@intel.com>,
	"Rhodes, Sean" <sean@starlabs.systems>,
	"Lu, James" <james.lu@intel.com>, "Guo, Gua" <gua.guo@intel.com>
Subject: Re: [edk2-devel] [PATCH 2/5] UefiCpuPkg: Contiguous memory allocation and code clean-up.
Date: Fri, 10 Feb 2023 12:09:46 +0100	[thread overview]
Message-ID: <20230210110946.qgxzu3rs77wgltno@sirius.home.kraxel.org> (raw)
In-Reply-To: <CO1PR11MB502636B4266078B276BC9F29F0DE9@CO1PR11MB5026.namprd11.prod.outlook.com>

  Hi,

> 3) The special case you have to handle is not running on a AMD
> Processor, but AmdSev being active (i.e. UseSevEsAPMethod == True).
> Otherwise it should be just standard Ia32 and X64, there should be no
> need to check whenever you are running on a AMD processor.
> 
> I understand your point, but for both cases (check AmdSev, standard
> Ia32 and X64), AMD related code will be changed. We would like to keep
> the original implementation as much as possible.

Well, the original implementation never checks for an AMD Processor, it
only checks whenever SEV-ES is active (and sets UseSevEsAPMethod in that
case).  So why you are adding that check?

take care,
  Gerd


  reply	other threads:[~2023-02-10 11:09 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-07 13:49 [PATCH 0/5] Put APs in 64 bit mode before handoff to OS Yuanhao Xie
2023-02-07 13:49 ` [PATCH 1/5] UefiCpuPkg: Duplicate RelocateApLoop for Amd x64 processors Yuanhao Xie
2023-02-07 13:49 ` [PATCH 2/5] UefiCpuPkg: Contiguous memory allocation and code clean-up Yuanhao Xie
2023-02-07 16:40   ` [edk2-devel] " Marvin Häuser
2023-02-07 16:43     ` Marvin Häuser
2023-02-08 10:36     ` Yuanhao Xie
2023-02-08 11:09   ` Gerd Hoffmann
2023-02-10  9:12     ` Yuanhao Xie
2023-02-10 11:09       ` Gerd Hoffmann [this message]
2023-02-10 12:52         ` Ni, Ray
2023-02-07 13:49 ` [PATCH 3/5] OvmfPkg: Add CpuPageTableLib required by MpInitLib Yuanhao Xie
2023-02-08 10:53   ` Gerd Hoffmann
2023-02-09 16:30     ` [edk2-devel] " Ard Biesheuvel
2023-02-07 13:49 ` [PATCH 4/5] UefiPayloadPkg: " Yuanhao Xie
2023-02-08  5:38   ` Guo, Gua
2023-02-08 17:02   ` Guo Dong
2023-02-07 13:49 ` [PATCH 5/5] UefiCpuPkg: Put APs in 64 bit mode before handoff to OS Yuanhao Xie

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