1/*	$NetBSD: katelib.h,v 1.3 2001/11/23 19:21:48 thorpej Exp $	*/
2
3/*-
4 * Copyright (c) 1994-1996 Mark Brinicombe.
5 * Copyright (c) 1994 Brini.
6 * All rights reserved.
7 *
8 * This code is derived from software written for Brini by Mark Brinicombe
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 *    must display the following acknowledgement:
20 *	This product includes software developed by Brini.
21 * 4. The name of the company nor the name of the author may be used to
22 *    endorse or promote products derived from this software without specific
23 *    prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
26 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
27 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
28 * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
29 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
30 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 * RiscBSD kernel project
38 *
39 * katelib.h
40 *
41 * Prototypes for machine specific functions. Most of these
42 * could be inlined.
43 *
44 * This should not really be a separate header file. Eventually I will merge
45 * this into other header files once I have decided where the declarations
46 * should go.
47 *
48 * Created      : 18/09/94
49 *
50 * Based on kate/katelib/prototypes.h
51 *
52 * $FreeBSD$
53 */
54
55/*
56 * USE OF THIS FILE IS DEPRECATED
57 */
58
59#ifndef _MACHINE_KATELIB_H_
60#define _MACHINE_KATELIB_H_
61#include <sys/types.h>
62#include <machine/cpufunc.h>
63
64#ifdef _KERNEL
65
66/* Assembly modules */
67
68/* In blockio.S */
69#include <machine/blockio.h>
70
71/* Macros for reading and writing words, shorts, bytes */
72
73#define WriteWord(a, b) \
74*((volatile unsigned int *)(a)) = (b)
75
76#define ReadWord(a) \
77(*((volatile unsigned int *)(a)))
78
79#define WriteShort(a, b) \
80*((volatile unsigned int *)(a)) = ((b) | ((b) << 16))
81
82#define ReadShort(a) \
83((*((volatile unsigned int *)(a))) & 0xffff)
84
85#define WriteByte(a, b) \
86*((volatile unsigned char *)(a)) = (b)
87
88#define ReadByte(a) \
89(*((volatile unsigned char *)(a)))
90
91/* Define in/out macros */
92
93#define inb(port)		ReadByte((port))
94#define outb(port, byte)	WriteByte((port), (byte))
95#define inw(port)		ReadShort((port))
96#define outw(port, word)	WriteShort((port), (word))
97#define inl(port)		ReadWord((port))
98#define outl(port, lword)	WriteWord((port), (lword))
99
100#endif
101
102#endif /* !_MACHINE_KATELIB_H_ */
103/* End of katelib.h */
104