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From: "Brijesh Singh" <brijesh.singh@amd.com>
To: gaoliming <gaoliming@byosoft.com.cn>,
	devel@edk2.groups.io, 'Gerd Hoffmann' <kraxel@redhat.com>
Cc: brijesh.singh@amd.com,
	'Jordan Justen' <jordan.l.justen@intel.com>,
	'James Bottomley' <jejb@linux.ibm.com>,
	'Pawel Polawski' <ppolawsk@redhat.com>,
	'Erdem Aktas' <erdemaktas@google.com>,
	'Ard Biesheuvel' <ardb+tianocore@kernel.org>,
	'Tom Lendacky' <thomas.lendacky@amd.com>,
	'Min Xu' <min.m.xu@intel.com>,
	'Jiewen Yao' <jiewen.yao@intel.com>
Subject: Re: 回复: [edk2-devel] [PATCH 1/1] OvmfPkg/AmdSev: reserve snp pages
Date: Mon, 21 Feb 2022 09:07:17 -0600	[thread overview]
Message-ID: <db889cc2-2a89-ba45-44b9-1d755ae4d729@amd.com> (raw)
In-Reply-To: <024401d823bd$255a84f0$700f8ed0$@byosoft.com.cn>

Hi Liming,

The said PCD is applicable for the SNP. SNP is supported on x86 64-bit 
only, and most of the development is focused around Qemu/OVMF. In other 
words, the Bhyve, Xen, and CloudHV do not support the SNP yet. We can 
revisit it when those HV starts supporting the SNP.

thanks
Brijesh

On 2/16/22 23:13, gaoliming wrote:
> Gerd and Brijesh:
>   I see six FDF files include AmdSevDxe. But, only CloudHvX64 and OvmfPkgX64 adds reserve snp pages. So, I want to confirm whether others require reserve snp pages.
> 
> AmdSev\AmdSevX64.fdf
> Bhyve\BhyveX64.fdf
> CloudHv\CloudHvX64.fdf
> OvmfPkgIa32X64.fdf
> OvmfPkgX64.fdf
> OvmfXen.fdf
> 
> Thanks
> Liming
>> -----邮件原件-----
>> 发件人: devel@edk2.groups.io <devel@edk2.groups.io> 代表 Brijesh Singh
>> via groups.io
>> 发送时间: 2022年2月17日 0:28
>> 收件人: Gerd Hoffmann <kraxel@redhat.com>; devel@edk2.groups.io
>> 抄送: brijesh.singh@amd.com; Jordan Justen <jordan.l.justen@intel.com>;
>> James Bottomley <jejb@linux.ibm.com>; Pawel Polawski
>> <ppolawsk@redhat.com>; Erdem Aktas <erdemaktas@google.com>; Ard
>> Biesheuvel <ardb+tianocore@kernel.org>; Tom Lendacky
>> <thomas.lendacky@amd.com>; Min Xu <min.m.xu@intel.com>; Jiewen Yao
>> <jiewen.yao@intel.com>
>> 主题: Re: [edk2-devel] [PATCH 1/1] OvmfPkg/AmdSev: reserve snp pages
>>
>>
>>
>> On 2/16/22 01:00, Gerd Hoffmann wrote:
>>> The SNP patch series updated the OvmfPkgX64 build but forgot the AmdSev
>>> variant, resulting in a broken OvmfSevMetadata table.
>>>
>>> Fixes: cca9cd3dd6bf ("OvmfPkg: reserve CPUID page")
>>> Fixes: 707c71a01b9d ("OvmfPkg: reserve SNP secrets page")
>>> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
>>
>> Thanks Gerd
>>
>> Reviewed-by: Brijesh Singh <brijesh.singh@amd.com>
>>
>>
>>
>> 
>>
> 
> 
> 

  reply	other threads:[~2022-02-21 15:07 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-16  7:00 [PATCH 1/1] OvmfPkg/AmdSev: reserve snp pages Gerd Hoffmann
2022-02-16 16:28 ` Brijesh Singh
2022-02-17  5:13   ` 回复: [edk2-devel] " gaoliming
2022-02-21 15:07     ` Brijesh Singh [this message]
2022-02-22 12:37       ` Gerd Hoffmann
2022-02-28  2:17       ` Yao, Jiewen
     [not found]       ` <16D7D19739D88E0F.30539@groups.io>
2022-02-28  2:46         ` Yao, Jiewen

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