1/*-
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * William Jolitz.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 4. Neither the name of the University nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 *	from: @(#)isa.h	5.7 (Berkeley) 5/9/91
33 * $FreeBSD$
34 */
35
36#ifdef PC98
37#error isareg.h is included from PC-9801 source
38#endif
39
40#ifndef _ISA_ISA_H_
41#define	_ISA_ISA_H_
42
43/*
44 * ISA Bus conventions
45 */
46
47/*
48 * Input / Output Port Assignments
49 */
50#ifndef IO_ISABEGIN
51#define	IO_ISABEGIN	0x000		/* 0x000 - Beginning of I/O Registers */
52#define	IO_ICU1		0x020		/* 8259A Interrupt Controller #1 */
53#define	IO_KBD		0x060		/* 8042 Keyboard */
54#define	IO_RTC		0x070		/* RTC */
55#define	IO_ICU2		0x0A0		/* 8259A Interrupt Controller #2 */
56
57#define	IO_MDA		0x3B0		/* Monochome Adapter */
58#define	IO_VGA		0x3C0		/* E/VGA Ports */
59#define	IO_CGA		0x3D0		/* CGA Ports */
60
61#endif /* !IO_ISABEGIN */
62
63/*
64 * Input / Output Port Sizes
65 */
66#define	IO_CGASIZE	12		/* CGA controllers */
67#define	IO_MDASIZE	12		/* Monochrome display controllers */
68#define	IO_VGASIZE	16		/* VGA controllers */
69
70#endif /* !_ISA_ISA_H_ */
71