On 07/14/20 16:27, Lendacky, Thomas wrote: > From: Tom Lendacky <thomas.lenda...@amd.com> > > BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2198 > > Under SEV-ES, a IOIO_PROT intercept generates a #VC exception. VMGEXIT > must be used to allow the hypervisor to handle this intercept. > > Add support to construct the required GHCB values to support a IOIO_PROT > NAE event. Parse the instruction that generated the #VC exception, > setting the required register values in the GHCB and creating the proper > SW_EXITINFO1 value in the GHCB. > > Cc: Jordan Justen <jordan.l.jus...@intel.com> > Cc: Laszlo Ersek <ler...@redhat.com> > Cc: Ard Biesheuvel <ard.biesheu...@arm.com> > Acked-by: Laszlo Ersek <ler...@redhat.com> > Signed-off-by: Tom Lendacky <thomas.lenda...@amd.com> > --- > .../IndustryStandard/InstructionParsing.h | 83 +++ > OvmfPkg/Library/VmgExitLib/VmgExitVcHandler.c | 560 +++++++++++++++++- > 2 files changed, 629 insertions(+), 14 deletions(-) > create mode 100644 OvmfPkg/Include/IndustryStandard/InstructionParsing.h
Thanks for the comment updates, my ACK stands. Laszlo -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#62619): https://edk2.groups.io/g/devel/message/62619 Mute This Topic: https://groups.io/mt/75499818/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
