RFC: https://bugzilla.tianocore.org/show_bug.cgi?id=3853
TDVF set up an ACPI table (EFI_CC_EVENTLOG_ACPI_TABLE) to pass the event-log information. The event log created by the TD owner contains the hashes to reconstruct the MRTD and RTMR registers. Please refer to Sec 4.3.3 in blow link: https://www.intel.com/content/dam/develop/external/us/en/documents/ intel-tdx-guest-hypervisor-communication-interface-1.0-344426-002.pdf Cc: Michael D Kinney <michael.d.kin...@intel.com> Cc: Liming Gao <gaolim...@byosoft.com.cn> Cc: Zhiguang Liu <zhiguang....@intel.com> Cc: Jiewen Yao <jiewen....@intel.com> Cc: Jian J Wang <jian.j.w...@intel.com> Cc: Ken Lu <ken...@intel.com> Cc: Sami Mujawar <sami.muja...@arm.com> Cc: Gerd Hoffmann <kra...@redhat.com> Signed-off-by: Min Xu <min.m...@intel.com> --- MdePkg/Include/Protocol/CcMeasurement.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/MdePkg/Include/Protocol/CcMeasurement.h b/MdePkg/Include/Protocol/CcMeasurement.h index 83eaafaf10a6..86de226c1d82 100644 --- a/MdePkg/Include/Protocol/CcMeasurement.h +++ b/MdePkg/Include/Protocol/CcMeasurement.h @@ -307,4 +307,24 @@ extern EFI_GUID gEfiCcFinalEventsTableGuid; extern EFI_GUID gCcEventEntryHobGuid; +// +// Define the CC Measure EventLog ACPI Table +// +#pragma pack(1) + +typedef struct { + EFI_ACPI_DESCRIPTION_HEADER Header; + UINT32 Rsvd; + UINT64 Laml; + UINT64 Lasa; +} EFI_CC_EVENTLOG_ACPI_TABLE; + +#pragma pack() + +// +// Define the signature and revision of CC Measurement EventLog ACPI Table for Td guest +// +#define EFI_CC_EVENTLOG_ACPI_TABLE_TD_SIGNATURE SIGNATURE_32('T', 'D', 'E', 'L') +#define EFI_CC_EVENTLOG_ACPI_TABLE_TD_REVISION 1 + #endif -- 2.29.2.windows.2 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#87173): https://edk2.groups.io/g/devel/message/87173 Mute This Topic: https://groups.io/mt/89491522/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-