autoconf.h revision 1.15 1 /* $NetBSD: autoconf.h,v 1.15 2003/08/27 15:59:55 mrg Exp $ */
2
3 /*-
4 * Copyright (c) 1997, 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. Neither the name of the University nor the names of its contributors
61 * may be used to endorse or promote products derived from this software
62 * without specific prior written permission.
63 *
64 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
65 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
66 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
67 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
68 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
69 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
70 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
71 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
72 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
73 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
74 * SUCH DAMAGE.
75 *
76 * @(#)autoconf.h 8.2 (Berkeley) 9/30/93
77 */
78
79 /*
80 * Autoconfiguration information.
81 */
82
83 #include <machine/bus.h>
84 #include <dev/sbus/sbusvar.h>
85
86 /* This is used to map device classes to IPLs */
87 struct intrmap {
88 char *in_class;
89 int in_lev;
90 };
91 extern struct intrmap intrmap[];
92
93 /* The "mainbus" on ultra desktops is actually the UPA bus. We need to
94 * separate this from peripheral buses like SBUS and PCI because each bus may
95 * have different ways of encoding properties, such as "reg" and "interrupts".
96 *
97 * Eventually I'll create a real UPA bus module to allow servers with multiple
98 * peripheral buses and things like FHC bus systems.
99 */
100
101 /* Encoding for one "reg" properties item */
102 struct upa_reg {
103 int64_t ur_paddr;
104 int64_t ur_len;
105 };
106
107 /*
108 * Attach arguments presented by mainbus_attach()
109 *
110 * Large fields first followed by smaller ones to minimize stack space used.
111 */
112 struct mainbus_attach_args {
113 bus_space_tag_t ma_bustag; /* parent bus tag */
114 bus_dma_tag_t ma_dmatag;
115 char *ma_name; /* PROM node name */
116 struct upa_reg *ma_reg; /* "reg" properties */
117 u_int *ma_address; /* "address" properties -- 32 bits */
118 u_int *ma_interrupts; /* "interrupts" properties */
119 int ma_upaid; /* UPA port ID */
120 int ma_node; /* PROM handle */
121 int ma_nreg; /* Counts for those properties */
122 int ma_naddress;
123 int ma_ninterrupts;
124 int ma_pri; /* priority (IPL) */
125 };
126
127 /*
128 * length; the others convert or make some other guarantee.
129 */
130 long PROM_getproplen __P((int node, char *name));
131 int PROM_getprop __P((int, char *, size_t, int *, void *));
132 char *PROM_getpropstring __P((int node, char *name));
133 int PROM_getpropint __P((int node, char *name, int deflt));
134
135 /* Frequently used options node */
136 extern int optionsnode;
137
138 /* new interfaces: */
139 char *PROM_getpropstringA __P((int, char *, char *));
140
141 /*
142 * The matchbyname function is useful in drivers that are matched
143 * by romaux name, i.e., all `mainbus attached' devices. It expects
144 * its aux pointer to point to a pointer to the name (the address of
145 * a romaux structure suffices, for instance). (OBSOLETE)
146 */
147 struct device;
148 struct cfdata;
149 int matchbyname __P((struct device *, struct cfdata *cf, void *aux));
150
151 /*
152 * `clockfreq' produces a printable representation of a clock frequency
153 * (this is just a frill).
154 */
155 char *clockfreq __P((long freq));
156
157 /* Openprom V2 style boot path */
158 struct bootpath {
159 char name[16]; /* name of this node */
160 int val[3]; /* up to three optional values */
161 struct device *dev; /* device that recognised this component */
162 };
163 struct bootpath *bootpath_store __P((int, struct bootpath *));
164 int sd_crazymap __P((int));
165
166 /* Parse a disk string into a dev_t, return device struct pointer */
167 struct device *parsedisk __P((char *, int, int, dev_t *));
168
169 /* Establish a mountroot_hook, for benefit of floppy drive, mostly. */
170 void mountroot_hook_establish __P((void (*) __P((struct device *)),
171 struct device *));
172
173 void bootstrap __P((int));
174 int firstchild __P((int));
175 int nextsibling __P((int));
176 void callrom __P((void));
177 struct device *getdevunit __P((char *, int));
178 void *findzs __P((int));
179 void rominterpret __P((char *));
180 int romgetcursoraddr __P((int **, int **));
181 int findroot __P((void));
182 int findnode __P((int, const char *));
183 int node_has_property __P((int, const char *));
184
185