From: "Min Xu" <min.m.xu@intel.com>
To: Gerd Hoffmann <kraxel@redhat.com>
Cc: "devel@edk2.groups.io" <devel@edk2.groups.io>,
"Kinney, Michael D" <michael.d.kinney@intel.com>,
Brijesh Singh <brijesh.singh@amd.com>,
"Aktas, Erdem" <erdemaktas@google.com>,
James Bottomley <jejb@linux.ibm.com>,
"Yao, Jiewen" <jiewen.yao@intel.com>,
Tom Lendacky <thomas.lendacky@amd.com>
Subject: Re: [PATCH V4 08/10] OvmfPkg/IncompatiblePciDeviceSupportDxe: Ignore OptionRom in Td guest
Date: Wed, 2 Mar 2022 01:21:47 +0000 [thread overview]
Message-ID: <PH0PR11MB50644D0AED596074E90C892EC5039@PH0PR11MB5064.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20220301134458.4ipmt3rto5euc3o5@sirius.home.kraxel.org>
On March 1, 2022 9:45 PM, Gerd Hoffmann wrote:
> On Mon, Feb 28, 2022 at 04:16:29PM +0800, Min Xu wrote:
> > RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3429
> >
> > Host VMM may inject OptionRom which is untrusted in Td guest. So PCI
> > OptionRom needs to be ignored if it is of Td guest. According to
> > "Table 20. ACPI 2.0 & 3.0 QWORD Address Space Descriptor Usage"
> > PI spec 1.7, type-specific flags can be set to 0 when Address
> > Translation Offset == 6 to skip device option ROM.
>
> Can you split the reformating of the existing code and adding the new code
> into two patches? This is rather messy ...
Sure. It will be updated in the next version.
Thanks
Min
next prev parent reply other threads:[~2022-03-02 1:21 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-28 8:16 [PATCH V4 00/10] Introduce TDVF Config-B (basic) in OvmfPkg Min Xu
2022-02-28 8:16 ` [PATCH V4 01/10] OvmfPkg: Add TdxWorkArea definition Min Xu
2022-02-28 8:16 ` [PATCH V4 02/10] OvmfPkg: Add PrePiHobListPointerLibTdx Min Xu
2022-02-28 8:16 ` [PATCH V4 03/10] OvmfPkg: Update EFI_HOB_PLATFORM_INFO with more platform settings Min Xu
2022-03-01 13:26 ` Gerd Hoffmann
2022-03-02 0:42 ` [edk2-devel] " Min Xu
2022-02-28 8:16 ` [PATCH V4 04/10] OvmfPkg: Add PeilessStartupLib Min Xu
2022-03-01 13:31 ` Gerd Hoffmann
2022-03-02 1:20 ` Min Xu
2022-02-28 8:16 ` [PATCH V4 05/10] OvmfPkg/IntelTdx: Add Sec to bring up both Legacy and Tdx guest Min Xu
2022-02-28 8:16 ` [PATCH V4 06/10] OvmfPkg: Update TdxDxe to set TDX PCDs Min Xu
2022-02-28 8:16 ` [PATCH V4 07/10] OvmfPkg: Update DxeAcpiTimerLib to read HostBridgeDevId in PlatformInfoHob Min Xu
2022-02-28 8:16 ` [PATCH V4 08/10] OvmfPkg/IncompatiblePciDeviceSupportDxe: Ignore OptionRom in Td guest Min Xu
2022-03-01 13:44 ` Gerd Hoffmann
2022-03-02 1:21 ` Min Xu [this message]
2022-02-28 8:16 ` [PATCH V4 09/10] MdeModulePkg: Update PciEnumeratorSupport to ignore OptionRom if needed Min Xu
2022-03-18 13:41 ` Ni, Ray
2022-02-28 8:16 ` [PATCH V4 10/10] OvmfPkg: Introduce IntelTdxX64 for TDVF Config-B Min Xu
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