MdePkg/BaseLib: Support IA32 processors without CLFLUSH

[mirror_edk2.git] / MdePkg / Library / BaseLib / X86Thunk.c

diff --git a/MdePkg/Library/BaseLib/X86Thunk.c b/MdePkg/Library/BaseLib/X86Thunk.c
index 014287b3c206a3aec77322ba15094b7a6eb35ed3..dac1d19374f565f56d03c0486b8bf4c8acd09913 100644 (file)
--- a/MdePkg/Library/BaseLib/X86Thunk.c
+++ b/MdePkg/Library/BaseLib/X86Thunk.c
@@ -1,7 +1,7 @@
 /** @file\r
   Real Mode Thunk Functions for IA32 and x64.\r
 \r
-  Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>\r
   This program and the accompanying materials\r
   are licensed and made available under the terms and conditions of the BSD License\r
   which accompanies this distribution.  The full text of the license may be found at\r
@@ -15,29 +15,6 @@
 \r
 #include "BaseLibInternals.h"\r
 \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
 extern CONST UINT8                  m16Start;\r
 extern CONST UINT16                 m16Size;\r
 extern CONST UINT16                 mThunk16Attr;\r
@@ -122,7 +99,7 @@ AsmGetThunk16Properties (
 VOID\r
 EFIAPI\r
 AsmPrepareThunk16 (\r
-  OUT     THUNK_CONTEXT             *ThunkContext\r
+  IN OUT  THUNK_CONTEXT             *ThunkContext\r
   )\r
 {\r
   IA32_SEGMENT_DESCRIPTOR           *RealModeGdt;\r