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: src/sys/arm/include/katelib.h,v 1.2 2005/01/05 21:58:48 imp Exp $
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 Cache object: 062a8470ef79c776313ac47969ddc9d7
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