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