IntelFrameworkModulePkg: Add DxeCapsuleLib

[mirror_edk2.git] / MdePkg / Include / Library / BaseLib.h

diff --git a/MdePkg/Include/Library/BaseLib.h b/MdePkg/Include/Library/BaseLib.h
index 6998171bd552259afdea8faeed15a4f61be88fbd..213bc0c0e100d4e380020a6db53243f094156a92 100644 (file)
--- a/MdePkg/Include/Library/BaseLib.h
+++ b/MdePkg/Include/Library/BaseLib.h
@@ -4932,6 +4932,28 @@ typedef union {
   UINTN     UintN;\r
 } IA32_CR4;\r
 \r
+///\r
+/// Byte packed structure for a segment descriptor in a GDT/LDT.\r
+///\r
+typedef union {\r
+  struct {\r
+    UINT32  LimitLow:16;\r
+    UINT32  BaseLow:16;\r
+    UINT32  BaseMid:8;\r
+    UINT32  Type:4;\r
+    UINT32  S:1;\r
+    UINT32  DPL:2;\r
+    UINT32  P:1;\r
+    UINT32  LimitHigh:4;\r
+    UINT32  AVL:1;\r
+    UINT32  L:1;\r
+    UINT32  DB:1;\r
+    UINT32  G:1;\r
+    UINT32  BaseHigh:8;\r
+  } Bits;\r
+  UINT64  Uint64;\r
+} IA32_SEGMENT_DESCRIPTOR;\r
+\r
 ///\r
 /// Byte packed structure for an IDTR, GDTR, LDTR descriptor.\r
 ///\r