summaryrefslogtreecommitdiffstats
path: root/MdePkg/Library/BaseLib/Ia32/WriteMsr64.asm
blob: 109adc83c4731cfaad9299582916791cbde84d20 (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
39
40
41
42
43
44
;------------------------------------------------------------------------------
;
; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
; 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:
;
;------------------------------------------------------------------------------

    .586p
    .model  flat,C
    .code

;------------------------------------------------------------------------------
; UINT64
; EFIAPI
; AsmWriteMsr64 (
;   IN UINT32  Index,
;   IN UINT64  Value
;   );
;------------------------------------------------------------------------------
AsmWriteMsr64   PROC
    mov     edx, [esp + 12]
    mov     eax, [esp + 8]
    mov     ecx, [esp + 4]
    wrmsr
    ret
AsmWriteMsr64   ENDP

    END