[edk2-devel] [PATCH V4 08/10] OvmfPkg/IncompatiblePciDeviceSupportDxe: Ignore OptionRom in Td guest

[Gerd Hoffmann]

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 ...

thanks,
  Gerd



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