xref: /netbsd/sys/arch/sparc64/dev/sbusvar.h (revision bf9ec67e)
1 /*	$NetBSD: sbusvar.h,v 1.9 2002/03/21 00:48:43 eeh Exp $ */
2 
3 /*-
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Paul Kranenburg.
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 the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 /*
40  * Copyright (c) 1992, 1993
41  *	The Regents of the University of California.  All rights reserved.
42  *
43  * This software was developed by the Computer Systems Engineering group
44  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
45  * contributed to Berkeley.
46  *
47  * All advertising materials mentioning features or use of this software
48  * must display the following acknowledgement:
49  *	This product includes software developed by the University of
50  *	California, Lawrence Berkeley Laboratory.
51  *
52  * Redistribution and use in source and binary forms, with or without
53  * modification, are permitted provided that the following conditions
54  * are met:
55  * 1. Redistributions of source code must retain the above copyright
56  *    notice, this list of conditions and the following disclaimer.
57  * 2. Redistributions in binary form must reproduce the above copyright
58  *    notice, this list of conditions and the following disclaimer in the
59  *    documentation and/or other materials provided with the distribution.
60  * 3. All advertising materials mentioning features or use of this software
61  *    must display the following acknowledgement:
62  *	This product includes software developed by the University of
63  *	California, Berkeley and its contributors.
64  * 4. Neither the name of the University nor the names of its contributors
65  *    may be used to endorse or promote products derived from this software
66  *    without specific prior written permission.
67  *
68  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
69  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
70  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
71  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
72  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
73  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
74  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
75  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
76  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
77  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
78  * SUCH DAMAGE.
79  *
80  *	@(#)sbusvar.h	8.1 (Berkeley) 6/11/93
81  */
82 
83 #ifndef _SBUS_VAR_SPARC64_H_
84 #define _SBUS_VAR_SPARC64_H_
85 
86 #include <machine/bus.h>
87 
88 /*
89  * Macro to convert a PROM virtual address to a bus_space_handle_t.
90  *
91  * Since this is SBus it's, always big-endian, so use ASI_PRIMARY.
92  */
93 #define	sbus_promaddr_to_handle(tag, promaddr, hp)	\
94 	sparc_promaddr_to_handle(tag, promaddr, hp)
95 
96 #include <sparc64/dev/iommuvar.h>
97 
98 /*
99  * Most devices are configured according to information kept in
100  * the FORTH PROMs.  In particular, we extract the `name', `reg',
101  * and `address' properties of each device attached to the mainbus;
102  * other drives may also use this information.  The mainbus itself
103  * (which `is' the CPU, in some sense) gets just the node, with a
104  * fake name ("mainbus").
105  */
106 
107 /* variables per Sbus */
108 struct sbus_softc {
109 	struct	device		sc_dev;		/* base device */
110 	bus_space_tag_t		sc_bustag;
111 	bus_space_handle_t	sc_bh;
112 	bus_dma_tag_t		sc_dmatag;
113 	int			sc_clockfreq;	/* clock frequency (in Hz) */
114 	struct sbusdev		*sc_sbdev;	/* list of all children */
115 	struct sbus_range	*sc_range;
116 	int			sc_nrange;
117 	int			sc_burst;	/* burst transfer sizes supported */
118 	int			*sc_intr2ipl;	/* Interrupt level translation */
119 	int			*sc_intr_compat;/* `intr' property to sbus compat */
120 
121 	struct sysioreg		*sc_sysio;	/* SBUS control registers */
122 	int			sc_ign;		/* Interrupt group number for this sysio */
123 	struct iommu_state	sc_is;		/* IOMMU state, see iommureg.h */
124 };
125 
126 #endif /* _SBUS_VAR_SPARC64_H_ */
127