xref: /openbsd/sys/arch/sparc64/include/autoconf.h (revision 4f2edc4e)
1 /*	$OpenBSD: autoconf.h,v 1.11 2006/03/04 10:31:50 miod Exp $	*/
2 /*	$NetBSD: autoconf.h,v 1.10 2001/07/24 19:32:11 eeh Exp $ */
3 
4 /*-
5  * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Paul Kranenburg.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. All advertising materials mentioning features or use of this software
20  *    must display the following acknowledgement:
21  *        This product includes software developed by the NetBSD
22  *        Foundation, Inc. and its contributors.
23  * 4. Neither the name of The NetBSD Foundation nor the names of its
24  *    contributors may be used to endorse or promote products derived
25  *    from this software without specific prior written permission.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37  * POSSIBILITY OF SUCH DAMAGE.
38  */
39 
40 /*
41  * Copyright (c) 1992, 1993
42  *	The Regents of the University of California.  All rights reserved.
43  *
44  * This software was developed by the Computer Systems Engineering group
45  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
46  * contributed to Berkeley.
47  *
48  * All advertising materials mentioning features or use of this software
49  * must display the following acknowledgement:
50  *	This product includes software developed by the University of
51  *	California, Lawrence Berkeley Laboratory.
52  *
53  * Redistribution and use in source and binary forms, with or without
54  * modification, are permitted provided that the following conditions
55  * are met:
56  * 1. Redistributions of source code must retain the above copyright
57  *    notice, this list of conditions and the following disclaimer.
58  * 2. Redistributions in binary form must reproduce the above copyright
59  *    notice, this list of conditions and the following disclaimer in the
60  *    documentation and/or other materials provided with the distribution.
61  * 3. Neither the name of the University nor the names of its contributors
62  *    may be used to endorse or promote products derived from this software
63  *    without specific prior written permission.
64  *
65  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
66  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
67  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
68  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
69  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
70  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
71  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
72  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
73  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
74  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
75  * SUCH DAMAGE.
76  *
77  *	@(#)autoconf.h	8.2 (Berkeley) 9/30/93
78  */
79 
80 /*
81  * Autoconfiguration information.
82  */
83 
84 #include <machine/bus.h>
85 #include <dev/sbus/sbusvar.h>
86 
87 /* This is used to map device classes to IPLs */
88 struct intrmap {
89 	char	*in_class;
90 	int	in_lev;
91 };
92 extern struct intrmap intrmap[];
93 
94 /* The "mainbus" on ultra desktops is actually the UPA bus.  We need to
95  * separate this from peripheral buses like SBUS and PCI because each bus may
96  * have different ways of encoding properties, such as "reg" and "interrupts".
97  */
98 
99 /* Device register space description */
100 struct upa_reg {
101 	int64_t	ur_paddr;
102 	int64_t	ur_len;
103 };
104 
105 /*
106  * Attach arguments presented by mainbus_attach()
107  *
108  * Large fields first followed by smaller ones to minimize stack space used.
109  */
110 struct mainbus_attach_args {
111 	bus_space_tag_t	ma_bustag;	/* parent bus tag */
112 	bus_dma_tag_t	ma_dmatag;
113 	char		*ma_name;	/* PROM node name */
114 	struct upa_reg	*ma_reg;	/* "reg" properties */
115 	u_int		*ma_address;	/* "address" properties -- 32 bits */
116 	u_int		*ma_interrupts;	/* "interrupts" properties */
117 	int		ma_upaid;	/* UPA bus ID */
118 	int		ma_node;	/* PROM handle */
119 	int		ma_nreg;	/* Counts for those properties */
120 	int		ma_naddress;
121 	int		ma_ninterrupts;
122 	int		ma_pri;		/* priority (IPL) */
123 };
124 
125 /*
126  * length; the others convert or make some other guarantee.
127  */
128 long	getproplen(int node, char *name);
129 int	getprop(int, char *, size_t, int *, void **);
130 char	*getpropstring(int node, char *name);
131 int	getpropint(int node, char *name, int deflt);
132 
133 /* Frequently used options node */
134 extern int optionsnode;
135 
136 	/* new interfaces: */
137 char	*getpropstringA(int, char *, char *);
138 
139 /*
140  * `clockfreq' produces a printable representation of a clock frequency
141  * (this is just a frill).
142  */
143 char	*clockfreq(long freq);
144 
145 /* Openprom V2 style boot path */
146 struct device;
147 struct bootpath {
148 	char	name[16];	/* name of this node */
149 	char	compatible[16];	/* "compatible" name of this node */
150 	int	val[3];		/* up to three optional values */
151 	struct device *dev;	/* device that recognised this component */
152 };
153 struct bootpath	*bootpath_store(int, struct bootpath *);
154 
155 /* Parse a disk string into a dev_t, return device struct pointer */
156 struct	device *parsedisk(char *, int, int, dev_t *);
157 
158 /* Establish a mountroot_hook, for benefit of floppy drive, mostly. */
159 void	mountroot_hook_establish(void (*)(struct device *), struct device *);
160 
161 void	bootstrap(int);
162 int	firstchild(int);
163 int	nextsibling(int);
164 void	callrom(void);
165 struct device *getdevunit(char *, int);
166 void	*findzs(int);
167 int	romgetcursoraddr(int **, int **);
168 int	findroot(void);
169 int	findnode(int, const char *);
170 int	node_has_property(int, const char *);
171 void	device_register(struct device *, void *);
172