git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@742 6f19259b...

[mirror_edk2.git] / MdePkg / Library / BaseLib / Ia32 / Thunk16.asm

diff --git a/MdePkg/Library/BaseLib/Ia32/Thunk16.asm b/MdePkg/Library/BaseLib/Ia32/Thunk16.asm
index 4d5b47017d47fd603f17ff8b01a74cf2409571f7..9a78766027d881f0c9d05d120882dd86c27ccbf3 100644 (file)
--- 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\r
 EXTERNDEF   C   mTransition:WORD\r
 \r
+;THUNK_ATTRIBUTE_BIG_REAL_MODE               EQU 1\r
+;THUNK_ATTRIBUTE_DISABLE_A20_MASK_INT_15     EQU 2\r
+;THUNK_ATTRIBUTE_DISABLE_A20_MASK_KBD_CTRL   EQU 4\r
+\r
 IA32_REGS   STRUC   4t\r
 _EDI        DD      ?\r
 _ESI        DD      ?\r