REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4696
Refer to the [GHCI] spec, TDVF should clear the BIT5 for RBP in the mask. Reference: [GHCI]: TDX Guest-Host-Communication Interface v1.5 https://cdrdv2.intel.com/v1/dl/getContent/726792 Cc: Erdem Aktas <erdemak...@google.com> Cc: James Bottomley <j...@linux.ibm.com> Cc: Jiewen Yao <jiewen....@intel.com> Cc: Min Xu <min.m...@intel.com> Cc: Tom Lendacky <thomas.lenda...@amd.com> Cc: Michael Roth <michael.r...@amd.com> Cc: Gerd Hoffmann <kra...@redhat.com> Cc: Isaku Yamahata <isaku.yamah...@intel.com> Signed-off-by: Ceping Sun <cepingx....@intel.com> --- OvmfPkg/Library/CcExitLib/X64/TdVmcallCpuid.nasm | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/OvmfPkg/Library/CcExitLib/X64/TdVmcallCpuid.nasm b/OvmfPkg/Library/CcExitLib/X64/TdVmcallCpuid.nasm index fa86440904fe..c9c007352e8d 100644 --- a/OvmfPkg/Library/CcExitLib/X64/TdVmcallCpuid.nasm +++ b/OvmfPkg/Library/CcExitLib/X64/TdVmcallCpuid.nasm @@ -9,7 +9,7 @@ DEFAULT REL SECTION .text -%define TDVMCALL_EXPOSE_REGS_MASK 0xffec +%define TDVMCALL_EXPOSE_REGS_MASK 0xffcc %define TDVMCALL 0x0 %define EXIT_REASON_CPUID 0xa -- 2.34.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#115943): https://edk2.groups.io/g/devel/message/115943 Mute This Topic: https://groups.io/mt/104577520/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-