sbusvar.h revision 146391 
1/*-
2 * Copyright (c) 1998 The NetBSD Foundation, Inc.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to The NetBSD Foundation
6 * by Paul Kranenburg.
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 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *        This product includes software developed by the NetBSD
19 *        Foundation, Inc. and its contributors.
20 * 4. Neither the name of The NetBSD Foundation nor the names of its
21 *    contributors may be used to endorse or promote products derived
22 *    from this software without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
25 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
26 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
27 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
28 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
35 */
36/*-
37 * Copyright (c) 1992, 1993
38 *	The Regents of the University of California.  All rights reserved.
39 *
40 * This software was developed by the Computer Systems Engineering group
41 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
42 * contributed to Berkeley.
43 *
44 * All advertising materials mentioning features or use of this software
45 * must display the following acknowledgement:
46 *	This product includes software developed by the University of
47 *	California, Lawrence Berkeley Laboratory.
48 *
49 * Redistribution and use in source and binary forms, with or without
50 * modification, are permitted provided that the following conditions
51 * are met:
52 * 1. Redistributions of source code must retain the above copyright
53 *    notice, this list of conditions and the following disclaimer.
54 * 2. Redistributions in binary form must reproduce the above copyright
55 *    notice, this list of conditions and the following disclaimer in the
56 *    documentation and/or other materials provided with the distribution.
57 * 4. Neither the name of the University nor the names of its contributors
58 *    may be used to endorse or promote products derived from this software
59 *    without specific prior written permission.
60 *
61 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
62 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
63 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
64 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
65 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
66 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
67 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
68 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
69 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
70 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
71 * SUCH DAMAGE.
72 *
73 *	from: @(#)sbusvar.h	8.1 (Berkeley) 6/11/93
74 *	from: NetBSD: sbusvar.h,v 1.7 1999/06/05 05:30:43 mrg Exp
75 *
76 * $FreeBSD: head/sys/sparc64/sbus/sbusvar.h 146391 2005-05-19 14:47:31Z marius $
77 */
78
79#ifndef _SPARC64_SBUS_SBUSVAR_H_
80#define _SPARC64_SBUS_SBUSVAR_H_
81
82/*
83 * Macros for probe order
84 */
85#define	SBUS_ORDER_FIRST	10
86#define	SBUS_ORDER_NORMAL	20
87
88/*
89 * PROM-reported DMA burst sizes for the SBus
90 */
91#define SBUS_BURST_1	0x1
92#define SBUS_BURST_2	0x2
93#define SBUS_BURST_4	0x4
94#define SBUS_BURST_8	0x8
95#define SBUS_BURST_16	0x10
96#define SBUS_BURST_32	0x20
97#define SBUS_BURST_64	0x40
98
99/* Used if no burst sizes are specified for the bus. */
100#define	SBUS_BURST_DEF \
101	(SBUS_BURST_1 | SBUS_BURST_2 | SBUS_BURST_4 | SBUS_BURST_8 | 	\
102	SBUS_BURST_16)
103
104enum sbus_device_ivars {
105	SBUS_IVAR_BURSTSZ,
106	SBUS_IVAR_CLOCKFREQ,
107	SBUS_IVAR_IGN,
108	SBUS_IVAR_SLOT,
109};
110
111/*
112 * Simplified accessors for sbus devices
113 */
114#define SBUS_ACCESSOR(var, ivar, type) \
115	__BUS_ACCESSOR(sbus, var, SBUS, ivar, type)
116
117SBUS_ACCESSOR(burstsz,		BURSTSZ,	int)
118SBUS_ACCESSOR(clockfreq,	CLOCKFREQ,	int)
119SBUS_ACCESSOR(ign,		IGN,		int)
120SBUS_ACCESSOR(slot,		SLOT,		int)
121
122#undef SBUS_ACCESSOR
123
124#endif /* _SPARC64_SBUS_SBUSVAR_H_ */
125