apm_segments.h revision 3263 
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
16#ifndef _MACHINE_APM_SEGMENTS_H
17#define _MACHINE_APM_SEGMENTS_H
18
19#define SIZEOF_GDT		8
20#define BOOTSTRAP_GDT_NUM	32
21
22#define APM_INIT_CS_INDEX	(BOOTSTRAP_GDT_NUM - 3)
23#define APM_INIT_DS_INDEX	(BOOTSTRAP_GDT_NUM - 2)
24#define APM_INIT_CS16_INDEX	(BOOTSTRAP_GDT_NUM - 1)
25#define APM_INIT_CS_SEL		(APM_INIT_CS_INDEX << 3)
26#define APM_INIT_DS_SEL		(APM_INIT_DS_INDEX << 3)
27#define APM_INIT_CS16_SEL	(APM_INIT_CS16_INDEX << 3)
28
29#define CS32_ATTRIB		0x409e
30#define CS16_ATTRIB		0x009e
31#define DS32_ATTRIB		0x4092
32
33#define BOOTSTRAP_DS_SEL	0x10
34
35#endif
36