1 /*
2 * LP (Laptop Package)
3 *
4 * Copyright (C) 1994 by HOSOKAWA Tatsumi <hosokawa@mt.cs.keio.ac.jp>
5 *
6 * This software may be used, modified, copied, and distributed, in
7 * both source and binary form provided that the above copyright and
8 * these terms are retained. Under no circumstances is the author
9 * responsible for the proper functioning of this software, nor does
10 * the author assume any responsibility for damages incurred with its
11 * use.
12 *
13 * Sep., 1994 Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD)
14 *
15 * $FreeBSD: src/sys/i386/include/apm_segments.h,v 1.5.4.1 1999/09/05 08:11:37 peter Exp $
16 */
17
18 #ifndef _MACHINE_APM_SEGMENTS_H
19 #define _MACHINE_APM_SEGMENTS_H
20
21 #define SIZEOF_GDT 8
22 #define BOOTSTRAP_GDT_NUM 32
23
24 #define APM_INIT_CS_INDEX (BOOTSTRAP_GDT_NUM - 4)
25 #define APM_INIT_DS_INDEX (BOOTSTRAP_GDT_NUM - 3)
26 #define APM_INIT_CS16_INDEX (BOOTSTRAP_GDT_NUM - 2)
27 #define APM_INIT_DS16_INDEX (BOOTSTRAP_GDT_NUM - 1)
28 #define APM_INIT_CS_SEL (APM_INIT_CS_INDEX << 3)
29 #define APM_INIT_DS_SEL (APM_INIT_DS_INDEX << 3)
30 #define APM_INIT_CS16_SEL (APM_INIT_CS16_INDEX << 3)
31 #define APM_INIT_DS16_SEL (APM_INIT_DS16_INDEX << 3)
32
33 #define CS32_ATTRIB 0x409e
34 #define DS32_ATTRIB 0x4092
35 #define CS16_ATTRIB 0x009e
36 #define DS16_ATTRIB 0x0092
37
38 #endif
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