Reviewed-by: Liming Gao <gaolim...@byosoft.com.cn> > -----邮件原件----- > 发件人: Min Xu <min.m...@intel.com> > 发送时间: 2022年4月8日 14:39 > 收件人: devel@edk2.groups.io > 抄送: Min Xu <min.m...@intel.com>; Michael D Kinney > <michael.d.kin...@intel.com>; Liming Gao <gaolim...@byosoft.com.cn>; > Zhiguang Liu <zhiguang....@intel.com>; Jiewen Yao <jiewen....@intel.com>; > Jian J Wang <jian.j.w...@intel.com>; Ken Lu <ken...@intel.com>; Sami > Mujawar <sami.muja...@arm.com>; Gerd Hoffmann <kra...@redhat.com> > 主题: [PATCH V2 6/8] MdePkg: Define CC Measure EventLog ACPI Table > > 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 > > Please be noted, the definition of EFI_CC_EVENTLOG_ACPI_TABLE is a > little different from the above document. This difference is based on > below discussion: > - https://edk2.groups.io/g/devel/message/87396 > - https://edk2.groups.io/g/devel/message/87402 > > This change will be reflected in the next version of the above document. > > 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 | 21 > +++++++++++++++++++++ > 1 file changed, 21 insertions(+) > > diff --git a/MdePkg/Include/Protocol/CcMeasurement.h > b/MdePkg/Include/Protocol/CcMeasurement.h > index 68029e977fac..58123ca72163 100644 > --- a/MdePkg/Include/Protocol/CcMeasurement.h > +++ b/MdePkg/Include/Protocol/CcMeasurement.h > @@ -299,4 +299,25 @@ typedef struct { > > extern EFI_GUID gEfiCcFinalEventsTableGuid; > > +// > +// Define the CC Measure EventLog ACPI Table > +// > +#pragma pack(1) > + > +typedef struct { > + EFI_ACPI_DESCRIPTION_HEADER Header; > + EFI_CC_TYPE CcType; > + UINT32 Rsvd; > + UINT64 Laml; > + UINT64 Lasa; > +} EFI_CC_EVENTLOG_ACPI_TABLE; > + > +#pragma pack() > + > +// > +// Define the signature and revision of CC Measurement EventLog ACPI Table > +// > +#define EFI_CC_EVENTLOG_ACPI_TABLE_SIGNATURE SIGNATURE_32('C', > 'C', 'E', 'L') > +#define EFI_CC_EVENTLOG_ACPI_TABLE_REVISION 1 > + > #endif > -- > 2.29.2.windows.2
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