summaryrefslogtreecommitdiffstats
path: root/MdePkg/Library/BaseLib/Ia32/WriteMsr64.S
blob: 5c12c981a9037d9f762d8aa6da5607ff2f9661aa (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
#------------------------------------------------------------------------------
#
# 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:
#
#   WriteMsr64.Asm
#
# Abstract:
#
#   AsmWriteMsr64 function
#
# Notes:
#
#------------------------------------------------------------------------------

#------------------------------------------------------------------------------
# UINT64
# EFIAPI
# AsmWriteMsr64 (
#   IN UINT32  Index,
#   IN UINT64  Value
#   );
#------------------------------------------------------------------------------
.globl ASM_PFX(AsmWriteMsr64)
ASM_PFX(AsmWriteMsr64):
    movl    12(%esp), %edx
    movl    8(%esp), %eax
    movl    4(%esp), %ecx
    wrmsr
    ret