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Date: Wed, 23 Feb 2022 11:27:26 +0100
From: "Gerd Hoffmann" <kraxel@redhat.com>
To: Min Xu <min.m.xu@intel.com>
Cc: devel@edk2.groups.io, Michael D Kinney <michael.d.kinney@intel.com>,
	Brijesh Singh <brijesh.singh@amd.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: [PATCH V3 3/8] OvmfPkg: Update EFI_HOB_PLATFORM_INFO with more platform settings
Message-ID: <20220223102726.raltgkbpscml5gpl@sirius.home.kraxel.org>
References: <20220220023319.1495-1-min.m.xu@intel.com>
 <20220220023319.1495-4-min.m.xu@intel.com>
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On Sun, Feb 20, 2022 at 10:33:14AM +0800, Min Xu wrote:
> RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3429
> 
> This patch-sets is to bring up Legacy guest and Tdx guest without
> PEI phase. So platform initialization has to be done in SEC phase.
> It is similar to the work of OvmfPkg/PlatformPei. In
> OvmfPkg/PlatformPei some PCDs are set during platform initialization,
> such as PcdPciMmio64Base. But in PEI-less boot, PCDs cannot be set.
> So these values are saved in EFI_HOB_PLATFORM_INFO. Then in the early
> stage of DXE phase this hob will be parsed and PCDs are set accordingly.
> 
> Cc: Michael D Kinney <michael.d.kinney@intel.com>
> Cc: Brijesh Singh <brijesh.singh@amd.com>
> Cc: Erdem Aktas <erdemaktas@google.com>
> Cc: James Bottomley <jejb@linux.ibm.com>
> Cc: Jiewen Yao <jiewen.yao@intel.com>
> Cc: Tom Lendacky <thomas.lendacky@amd.com>
> Cc: Gerd Hoffmann <kraxel@redhat.com>
> Signed-off-by: Min Xu <min.m.xu@intel.com>

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