[edk2-devel] [PATCH V3 0/4] Introduce Separate-Fv in OvmfPkg/IntelTdx

[Ard Biesheuvel]

This series has broken the ArmVirtQemuKernel build (see below).

Please fix or revert.



<https://ci.linaro.org/job/leg-virt-tianocore-edk2-upstream/ws/edk2/ArmVirtPkg/PrePi/PrePi.c>:
In function ‘RelocatePeCoffImage’:
<https://ci.linaro.org/job/leg-virt-tianocore-edk2-upstream/ws/edk2/ArmVirtPkg/PrePi/PrePi.c>:158:12:
error: too few arguments to function ‘FfsFindSectionData’
  158 |   Status = FfsFindSectionData (EFI_SECTION_PE32, FileHandle,
&SectionData);
      |            ^~~~~~~~~~~~~~~~~~
In file included from
<https://ci.linaro.org/job/leg-virt-tianocore-edk2-upstream/ws/edk2/ArmVirtPkg/PrePi/PrePi.c>:13:
<https://ci.linaro.org/job/leg-virt-tianocore-edk2-upstream/ws/edk2/EmbeddedPkg/Include/Library/PrePiLib.h>:81:1:
note: declared here
   81 | FfsFindSectionData (
      | ^~~~~~~~~~~~~~~~~~
<https://ci.linaro.org/job/leg-virt-tianocore-edk2-upstream/ws/edk2/ArmVirtPkg/PrePi/PrePi.c>:160:14:
error: too few arguments to function ‘FfsFindSectionData’
  160 |     Status = FfsFindSectionData (EFI_SECTION_TE, FileHandle,
&SectionData);
      |              ^~~~~~~~~~~~~~~~~~
In file included from
<https://ci.linaro.org/job/leg-virt-tianocore-edk2-upstream/ws/edk2/ArmVirtPkg/PrePi/PrePi.c>:13:
<https://ci.linaro.org/job/leg-virt-tianocore-edk2-upstream/ws/edk2/EmbeddedPkg/Include/Library/PrePiLib.h>:81:1:
note: declared here
   81 | FfsFindSectionData (
      | ^~~~~~~~~~~~~~~~~~
make: *** [GNUmakefile:397:
<https://ci.linaro.org/job/leg-virt-tianocore-edk2-upstream/ws/edk2/Build/ArmVirtQemuKernel-AARCH64/DEBUG_GCC5/AARCH64/ArmVirtPkg/PrePi/ArmVirtPrePiUniCoreRelocatable/OUTPUT/PrePi.obj]>
Error 1

On Wed, 18 Jan 2023 at 04:05, Yao, Jiewen <jiewen.yao at intel.com> wrote:
>
> Reviewed-by: Jiewen Yao <Jiewen.yao at intel.com>
>
> Merged https://github.com/tianocore/edk2/pull/3916
>
> > -----Original Message-----
> > From: Gerd Hoffmann <kraxel at redhat.com>
> > Sent: Tuesday, January 17, 2023 6:58 PM
> > To: Xu, Min M <min.m.xu at intel.com>
> > Cc: devel at edk2.groups.io; Leif Lindholm <quic_llindhol at quicinc.com>; Ard
> > Biesheuvel <ardb+tianocore at kernel.org>; Abner Chang
> > <abner.chang at amd.com>; Daniel Schaefer <git at danielschaefer.me>; Aktas,
> > Erdem <erdemaktas at google.com>; James Bottomley <jejb at linux.ibm.com>;
> > Yao, Jiewen <jiewen.yao at intel.com>; Tom Lendacky
> > <thomas.lendacky at amd.com>
> > Subject: Re: [PATCH V3 0/4] Introduce Separate-Fv in OvmfPkg/IntelTdx
> >
> > On Tue, Jan 17, 2023 at 07:31:54AM +0800, Min Xu wrote:
> > > BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4152
> > >
> > > In current DXE FV there are 100+ drivers. Some of the drivers are not
> > > used in Td guest. (Such as USB support drivers, network related
> > > drivers, etc).
> > >
> > > From the security perspective if a driver is not used, we should prevent
> > > it from being loaded/started. There are 2 benefits:
> > > 1. Reduce the attack surface
> > > 2. Improve the boot performance
> > >
> > > So we introduce Separate-Fv which separates DXEFV into 2 FVs: DXEFV
> > > and NCCFV. All the drivers which are not needed by a Confidential
> > > Computing guest are moved from DXEFV to NCCFV.
> > >
> > > When booting a CC guest only the drivers in DXEFV will be loaded and
> > > started. For a Non-CC guest both DXEFV and NCCFV drivers will be
> > > loaded and started.
> > >
> > > Patch#1 updates EmbeddedPkg/PrePiLib with FFS_CHECK_SECTION_HOOK.
> > > Patch#2 adds PCDs/GUID for NCCFV.
> > > Patch#3 moves cc-unused drivers to NCCFV.
> > > Patch#4 update PeilessStartupLib to find NCCFV for non-cc guest.
> >
> > series:
> > Acked-by: Gerd Hoffmann <kraxel at redhat.com>
> >
> > take care,
> >   Gerd
>


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