blob: d9c82eeab5f270ae42894eca2c68c77f10a888a2 (
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
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
#------------------------------------------------------------------------------
#
# 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:
#
# ReadIdtBase.Asm
#
# Abstract:
#
# ReadIdtBase function
#
# Notes:
#
#include "EfiBind.h"
#------------------------------------------------------------------------------
.586:
#.MODEL flat,C
.code:
.globl ASM_PFX(ReadIdtBasea)
.globl ASM_PFX(ReadIdtLimita)
#------------------------------------------------------------------------------
# UINTN
# ReadIdtBase (
# void
# )
#
# Abstract: Returns physical address of IDTR
#
ASM_PFX(ReadIdtBasea):
push %ebp
mov %esp,%ebp
add $0xfffffff8,%esp
sidtl 0xfffffffa(%ebp)
mov 0xfffffffc(%ebp),%eax
leave
ret
#------------------------------------------------------------------------------
# UINT16
# ReadIdtLimit (
# void
# )
#
# Abstract: Returns Limit of IDTR
#
ASM_PFX(ReadIdtLimita):
push %ebp
mov %esp,%ebp
add $0xfffffff8,%esp
sidtl 0xfffffffa(%ebp)
mov 0xfffffffa(%ebp),%ax
leave
ret
|
