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
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
TITLE CpuAsm.asm:
;------------------------------------------------------------------------------
;*
;* Copyright (c) 2006 - 2013, 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.
;*
;* CpuAsm.asm
;*
;* Abstract:
;*
;------------------------------------------------------------------------------
.686
.model flat,C
.code
;------------------------------------------------------------------------------
; VOID
; SetCodeSelector (
; UINT16 Selector
; );
;------------------------------------------------------------------------------
SetCodeSelector PROC PUBLIC
mov ecx, [esp+4]
sub esp, 0x10
lea eax, setCodeSelectorLongJump
mov [esp], eax
mov [esp+4], cx
jmp fword ptr [esp]
setCodeSelectorLongJump:
add esp, 0x10
ret
SetCodeSelector ENDP
;------------------------------------------------------------------------------
; VOID
; SetDataSelectors (
; UINT16 Selector
; );
;------------------------------------------------------------------------------
SetDataSelectors PROC PUBLIC
mov ecx, [esp+4]
mov ss, cx
mov ds, cx
mov es, cx
mov fs, cx
mov gs, cx
ret
SetDataSelectors ENDP
END
|
