sravan/system76-edk2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Refine comments of X64 assembly files of MDE BaseLib.

Browse Source 
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6277 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
xli24
2008-10-28 14:23:36 +00:00
parent 405b567555
commit 2faf4da5f7
15 changed files with 50 additions and 59 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
MdePkg/Library/BaseLib/X64/WriteMsr64.S
View File

@@ -1,6 +1,6 @@
#------------------------------------------------------------------------------
#
# Copyright (c) 2006, Intel Corporation
# Copyright (c) 2006 - 2008, 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
@@ -29,12 +29,11 @@
# IN UINT32 Index,
# IN UINT64 Value
# );
# TODO:
#------------------------------------------------------------------------------
.global ASM_PFX(AsmWriteMsr64)
.align 16
ASM_PFX(AsmWriteMsr64):
mov %rdx, %rax
shr $0x20, %rdx
mov %rdx, %rax # meanwhile, rax <- return value
shr $0x20, %rdx # edx:eax contains the value to write
wrmsr
ret