From 92b34fde250b9793bd76bf55907d4a27b053d08d Mon Sep 17 00:00:00 2001
From: lgao4 <lgao4@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Fri, 16 Jun 2006 16:45:27 +0000
Subject: Rool Back this modification to enable gcc Build.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@544 6f19259b-4bc3-4df7-8a09-765794883524
---
 MdePkg/Library/BaseLib/BaseLib.msa      | 2 +-
 MdePkg/Library/BaseLib/Ia32/Thunk16.asm | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

(limited to 'MdePkg/Library')

diff --git a/MdePkg/Library/BaseLib/BaseLib.msa b/MdePkg/Library/BaseLib/BaseLib.msa
index b208b2cbff..fd57084f63 100644
--- a/MdePkg/Library/BaseLib/BaseLib.msa
+++ b/MdePkg/Library/BaseLib/BaseLib.msa
@@ -175,7 +175,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
       <Filename>Ia32/CpuPause.asm</Filename>
       <Filename>Ia32/CpuBreakpoint.asm</Filename>
       <Filename>Ia32/CpuFlushTlb.asm</Filename>
-      <Filename FileType="x86_asm_autogen">Ia32/Thunk16.asm</Filename>
+      <Filename>Ia32/Thunk16.asm</Filename>
     </Arch>
     <Arch ArchType="X64">
       <Filename>X86LowLevel.c</Filename>
diff --git a/MdePkg/Library/BaseLib/Ia32/Thunk16.asm b/MdePkg/Library/BaseLib/Ia32/Thunk16.asm
index 4d5b47017d..454b8905bc 100644
--- a/MdePkg/Library/BaseLib/Ia32/Thunk16.asm
+++ b/MdePkg/Library/BaseLib/Ia32/Thunk16.asm
@@ -29,6 +29,10 @@ EXTERNDEF   C   m16Gdt:WORD
 EXTERNDEF   C   m16GdtrBase:WORD
 EXTERNDEF   C   mTransition:WORD
 
+THUNK_ATTRIBUTE_BIG_REAL_MODE               EQU 1
+THUNK_ATTRIBUTE_DISABLE_A20_MASK_INT_15     EQU 2
+THUNK_ATTRIBUTE_DISABLE_A20_MASK_KBD_CTRL   EQU 4
+
 IA32_REGS   STRUC   4t
 _EDI        DD      ?
 _ESI        DD      ?
-- 
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