autoconf.h revision 1.20 1 /* $NetBSD: autoconf.h,v 1.20 2004/03/19 15:22:43 pk 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 /*notyet:#include <machine/promlib.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 * Eventually I'll create a real UPA bus module to allow servers with multiple
99 * peripheral buses and things like FHC bus systems.
100 */
101
102 /* Encoding for one "reg" properties item */
103 struct upa_reg {
104 int64_t ur_paddr;
105 int64_t ur_len;
106 };
107
108 /*
109 * Attach arguments presented by mainbus_attach()
110 *
111 * Large fields first followed by smaller ones to minimize stack space used.
112 */
113 struct mainbus_attach_args {
114 bus_space_tag_t ma_bustag; /* parent bus tag */
115 bus_dma_tag_t ma_dmatag;
116 char *ma_name; /* PROM node name */
117 struct upa_reg *ma_reg; /* "reg" properties */
118 u_int *ma_address; /* "address" properties -- 32 bits */
119 u_int *ma_interrupts; /* "interrupts" properties */
120 int ma_upaid; /* UPA port ID */
121 int ma_node; /* PROM handle */
122 int ma_nreg; /* Counts for those properties */
123 int ma_naddress;
124 int ma_ninterrupts;
125 int ma_pri; /* priority (IPL) */
126 };
127
128 /*
129 * length; the others convert or make some other guarantee.
130 */
131 long prom_getproplen __P((int node, char *name));
132 int prom_getprop __P((int, char *, size_t, int *, void *));
133 char *prom_getpropstring __P((int node, char *name));
134 int prom_getpropint __P((int node, char *name, int deflt));
135
136 /* new interfaces: */
137 char *prom_getpropstringA __P((int, char *, char *, size_t));
138
139 struct idprom *prom_getidprom(void);
140 void prom_getether(int, u_char *);
141
142 /*
143 * The matchbyname function is useful in drivers that are matched
144 * by romaux name, i.e., all `mainbus attached' devices. It expects
145 * its aux pointer to point to a pointer to the name (the address of
146 * a romaux structure suffices, for instance). (OBSOLETE)
147 */
148 struct device;
149 struct cfdata;
150 int matchbyname __P((struct device *, struct cfdata *cf, void *aux));
151
152 /*
153 * `clockfreq' produces a printable representation of a clock frequency
154 * (this is just a frill).
155 */
156 char *clockfreq __P((long freq));
157
158 /* Openprom V2 style boot path */
159 struct bootpath {
160 char name[16]; /* name of this node */
161 int val[3]; /* up to three optional values */
162 struct device *dev; /* device that recognised this component */
163 };
164 struct bootpath *bootpath_store __P((int, struct bootpath *));
165 int sd_crazymap __P((int));
166
167 /* Parse a disk string into a dev_t, return device struct pointer */
168 struct device *parsedisk __P((char *, int, int, dev_t *));
169
170 /* Establish a mountroot_hook, for benefit of floppy drive, mostly. */
171 void mountroot_hook_establish __P((void (*) __P((struct device *)),
172 struct device *));
173
174 void bootstrap __P((int));
175 int firstchild __P((int));
176 int nextsibling __P((int));
177 void callrom __P((void));
178 struct device *getdevunit __P((char *, int));
179 void *findzs __P((int));
180 void rominterpret __P((char *));
181 int romgetcursoraddr __P((int **, int **));
182 int findroot __P((void));
183 int findnode __P((int, const char *));
184 int node_has_property __P((int, const char *));
185 int prom_getoptionsnode __P((void));
186 int prom_getoption __P((const char *name, char *buf, int buflen));
187
188