diff options
| author | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-07-02 09:34:25 +0000 |
|---|---|---|
| committer | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2007-07-02 09:34:25 +0000 |
| commit | f1baef624fb7119c54c3389a2cd99b108ee08f0e (patch) | |
| tree | d713f9ecb9bcb40f62ace27aa135db8c4b0e86e0 /MdePkg/Library/BaseLib/X64/WriteDr5.asm | |
| parent | 29b052646a5f5fa0b28cbe9ca6224541e688f251 (diff) | |
| download | edk2-platforms-f1baef624fb7119c54c3389a2cd99b108ee08f0e.tar.xz | |
1. Port X64, IPF and EBC arch for BaseLib
2. Port X64 arch codes for BaseMemoryLibRepStr and BaseMemoryLibSee2
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2955 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseLib/X64/WriteDr5.asm')
| -rw-r--r-- | MdePkg/Library/BaseLib/X64/WriteDr5.asm | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseLib/X64/WriteDr5.asm b/MdePkg/Library/BaseLib/X64/WriteDr5.asm new file mode 100644 index 0000000000..86009c3287 --- /dev/null +++ b/MdePkg/Library/BaseLib/X64/WriteDr5.asm @@ -0,0 +1,43 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, Intel Corporation
+; All rights reserved. This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; WriteDr5.Asm
+;
+; Abstract:
+;
+; AsmWriteDr5 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ .code
+
+;------------------------------------------------------------------------------
+; UINTN
+; EFIAPI
+; AsmWriteDr6 (
+; IN UINTN Value
+; );
+;------------------------------------------------------------------------------
+AsmWriteDr5 PROC
+ ;
+ ; There's no obvious reason to access this register, since it's aliased to
+ ; DR7 when DE=0 or an exception generated when DE=1
+ ;
+ DB 0fh, 23h, 0e9h
+ mov rax, rcx
+ ret
+AsmWriteDr5 ENDP
+
+ END
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