1 files changed, 24 insertions, 0 deletions
diff --git a/MdeModulePkg/Universal/CapsulePei/Capsule.h b/MdeModulePkg/Universal/CapsulePei/Capsule.h
index 5b7caae674..57af114c40 100644
--- a/MdeModulePkg/Universal/CapsulePei/Capsule.h
+++ b/MdeModulePkg/Universal/CapsulePei/Capsule.h
@@ -89,6 +89,30 @@ typedef union {
   UINT64    Uint64;
 } PAGE_TABLE_ENTRY;
 
+//
+// Page Table Entry 1GB
+//
+typedef union {
+  struct {
+    UINT64  Present:1;                // 0 = Not present in memory, 1 = Present in memory
+    UINT64  ReadWrite:1;              // 0 = Read-Only, 1= Read/Write
+    UINT64  UserSupervisor:1;         // 0 = Supervisor, 1=User
+    UINT64  WriteThrough:1;           // 0 = Write-Back caching, 1=Write-Through caching
+    UINT64  CacheDisabled:1;          // 0 = Cached, 1=Non-Cached
+    UINT64  Accessed:1;               // 0 = Not accessed, 1 = Accessed (set by CPU)
+    UINT64  Dirty:1;                  // 0 = Not Dirty, 1 = written by processor on access to page
+    UINT64  MustBe1:1;                // Must be 1 
+    UINT64  Global:1;                 // 0 = Not global page, 1 = global page TLB not cleared on CR3 write
+    UINT64  Available:3;              // Available for use by system software
+    UINT64  PAT:1;                    //
+    UINT64  MustBeZero:17;            // Must be zero;
+    UINT64  PageTableBaseAddress:22;  // Page Table Base Address
+    UINT64  AvabilableHigh:11;        // Available for use by system software
+    UINT64  Nx:1;                     // 0 = Execute Code, 1 = No Code Execution
+  } Bits;
+  UINT64    Uint64;
+} PAGE_TABLE_1G_ENTRY;
+
 #pragma pack()
 
 typedef