From: "Gerd Hoffmann" <kraxel@redhat.com>
To: Brijesh Singh <brijesh.singh@amd.com>
Cc: devel@edk2.groups.io, Min Xu <min.m.xu@intel.com>,
Ard Biesheuvel <ardb+tianocore@kernel.org>,
Jordan Justen <jordan.l.justen@intel.com>,
Erdem Aktas <erdemaktas@google.com>,
James Bottomley <jejb@linux.ibm.com>,
Jiewen Yao <jiewen.yao@intel.com>,
Tom Lendacky <thomas.lendacky@amd.com>
Subject: Re: [edk2-devel] [PATCH V9 3/4] OvmfPkg: Add IntelTdxMetadata.asm
Date: Wed, 13 Oct 2021 15:07:16 +0200 [thread overview]
Message-ID: <20211013130716.rumgg4ual76xaizn@sirius.home.kraxel.org> (raw)
In-Reply-To: <e9f048ca-a0ec-0bba-3903-59a39790a6be@amd.com>
On Wed, Oct 13, 2021 at 06:44:28AM -0500, Brijesh Singh wrote:
>
> On 10/12/21 12:22 AM, Gerd Hoffmann via groups.io wrote:
> > Hi,
> >
> >> +; - Type field means this section is of BFV. This field is designed for the
> >> +; purpose that in some case host VMM may do some additional processing based
> >> +; upon the section type. TdHob section is an example. Host VMM pass the
> >> +; physical memory information to the guest firmware by writing the data in
> >> +; the memory region designated by TdHob section.
> > Brijesh? What are your plans? Do you want use this too?
>
> Based on the previous comment by Jiewen it seems TDX folks want to have
> a separate metadata for flexibility. In the v9, I am creating metadata
> just for the SEV with a different GUID. Basically same as version 8 but
> now the number of descriptors will be smaller (since we focus on SEV-SNP).
Ok. We can leave IntelTdxMetadata.asm as-is then. So
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
take care,
Gerd
next prev parent reply other threads:[~2021-10-13 13:07 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-12 2:37 [PATCH V9 0/4] Add Intel TDX support in OvmfPkg/ResetVector Min Xu
2021-10-12 2:37 ` [PATCH V9 1/4] OvmfPkg: Copy Main.asm from UefiCpuPkg to OvmfPkg's ResetVector Min Xu
2021-10-12 7:02 ` Gerd Hoffmann
2021-10-13 0:39 ` Min Xu
2021-10-12 2:37 ` [PATCH V9 2/4] OvmfPkg: Clear WORK_AREA_GUEST_TYPE in Main.asm Min Xu
2021-10-12 7:02 ` Gerd Hoffmann
2021-10-12 13:22 ` Lendacky, Thomas
2021-10-13 0:58 ` [edk2-devel] " Min Xu
2021-10-13 15:45 ` Brijesh Singh
2021-10-14 1:50 ` Min Xu
2021-10-12 2:37 ` [PATCH V9 3/4] OvmfPkg: Add IntelTdxMetadata.asm Min Xu
2021-10-12 7:22 ` Gerd Hoffmann
2021-10-13 11:44 ` [edk2-devel] " Brijesh Singh
2021-10-13 13:07 ` Gerd Hoffmann [this message]
2021-10-12 2:37 ` [PATCH V9 4/4] OvmfPkg: Enable TDX in ResetVector Min Xu
2021-10-12 7:43 ` Gerd Hoffmann
2021-10-13 5:16 ` [edk2-devel] " Min Xu
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