From 2cf2ec7457ed718fa2aadd7a732741f5e0848d6f Mon Sep 17 00:00:00 2001
From: "Zhang, Chao B" <chao.b.zhang@intel.com>
Date: Wed, 11 Jan 2017 16:07:08 +0800
Subject: MdePkg: Tpm2Acpi.h: Fix incompatible change

Fix incompatible change.  Some modules are still referencing old definition.

Cc: Star Zeng <star.zeng@intel.com>
Cc: Yao Jiewen <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>
(cherry picked from commit 50f670acf9bb2efcf778ce71e9a3d2250ac0bb99)
---
 MdePkg/Include/IndustryStandard/Tpm2Acpi.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'MdePkg')

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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