diff options
Diffstat (limited to 'MdePkg')
-rw-r--r-- | MdePkg/Include/IndustryStandard/Tpm2Acpi.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/MdePkg/Include/IndustryStandard/Tpm2Acpi.h b/MdePkg/Include/IndustryStandard/Tpm2Acpi.h index 7578676e44..6b8161e6a6 100644 --- a/MdePkg/Include/IndustryStandard/Tpm2Acpi.h +++ b/MdePkg/Include/IndustryStandard/Tpm2Acpi.h @@ -21,11 +21,14 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #define EFI_TPM2_ACPI_TABLE_REVISION_3 3
#define EFI_TPM2_ACPI_TABLE_REVISION_4 4
+#define EFI_TPM2_ACPI_TABLE_REVISION EFI_TPM2_ACPI_TABLE_REVISION_4
typedef struct {
EFI_ACPI_DESCRIPTION_HEADER Header;
- UINT16 PlatformClass;
- UINT16 Reserved;
+ // Flags field is replaced in version 4 and above
+ // BIT0~15: PlatformClass This field is only valid for version 4 and above
+ // BIT16~31: Reserved
+ UINT32 Flags;
UINT64 AddressOfControlArea;
UINT32 StartMethod;
//UINT8 PlatformSpecificParameters[];
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