1/* $OpenBSD: autoconf.h,v 1.20 2024/05/17 20:05:08 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 *
20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33/*
34 * Copyright (c) 1992, 1993
35 * The Regents of the University of California. All rights reserved.
36 *
37 * This software was developed by the Computer Systems Engineering group
38 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
39 * contributed to Berkeley.
40 *
41 * All advertising materials mentioning features or use of this software
42 * must display the following acknowledgement:
43 * This product includes software developed by the University of
44 * California, Lawrence Berkeley Laboratory.
45 *
46 * Redistribution and use in source and binary forms, with or without
47 * modification, are permitted provided that the following conditions
48 * are met:
49 * 1. Redistributions of source code must retain the above copyright
50 * notice, this list of conditions and the following disclaimer.
51 * 2. Redistributions in binary form must reproduce the above copyright
52 * notice, this list of conditions and the following disclaimer in the
53 * documentation and/or other materials provided with the distribution.
54 * 3. Neither the name of the University nor the names of its contributors
55 * may be used to endorse or promote products derived from this software
56 * without specific prior written permission.
57 *
58 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
59 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
60 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
61 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
62 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
63 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
64 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
65 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
66 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
67 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
68 * SUCH DAMAGE.
69 *
70 * @(#)autoconf.h 8.2 (Berkeley) 9/30/93
71 */
72
73/*
74 * Autoconfiguration information.
75 */
76
77#include <machine/bus.h>
78#include <dev/sbus/sbusvar.h>
79
80/* This is used to map device classes to IPLs */
81struct intrmap {
82 char *in_class;
83 int in_lev;
84};
85extern struct intrmap intrmap[];
86
87/* The "mainbus" on ultra desktops is actually the UPA bus. We need to
88 * separate this from peripheral buses like SBus and PCI because each bus may
89 * have different ways of encoding properties, such as "reg" and "interrupts".
90 */
91
92/* Device register space description */
93struct upa_reg {
94 int64_t ur_paddr;
95 int64_t ur_len;
96};
97
98/*
99 * Attach arguments presented by mainbus_attach()
100 *
101 * Large fields first followed by smaller ones to minimize stack space used.
102 */
103struct mainbus_attach_args {
104 bus_space_tag_t ma_bustag; /* parent bus tag */
105 bus_dma_tag_t ma_dmatag;
106 char *ma_name; /* PROM node name */
107 struct upa_reg *ma_reg; /* "reg" properties */
108 u_int *ma_address; /* "address" properties -- 32 bits */
109 u_int *ma_interrupts; /* "interrupts" properties */
110 int ma_upaid; /* UPA bus ID */
111 int ma_node; /* PROM handle */
112 int ma_nreg; /* Counts for those properties */
113 int ma_naddress;
114 int ma_ninterrupts;
115 int ma_pri; /* priority (IPL) */
116};
117
118/*
119 * length; the others convert or make some other guarantee.
120 */
121long getproplen(int node, char *name);
122int getprop(int, char *, size_t, int *, void **);
123char *getpropstring(int node, char *name);
124int getpropint(int node, char *name, int deflt);
125int getpropspeed(int node, char *name);
126
127/* Frequently used options node */
128extern int optionsnode;
129
130 /* new interfaces: */
131char *getpropstringA(int, char *, char *);
132
133/*
134 * `clockfreq' produces a printable representation of a clock frequency
135 * (this is just a frill).
136 */
137char *clockfreq(long freq);
138
139/* Openprom V2 style boot path */
140struct device;
141struct bootpath {
142 int node;
143 char name[16]; /* name of this node */
144 long val[3]; /* up to three optional values */
145 struct device *dev; /* device that recognised this component */
146};
147struct bootpath *bootpath_store(int, struct bootpath *);
148
149void bootstrap(int);
150int firstchild(int);
151int nextsibling(int);
152void callrom(void);
153struct device *getdevunit(const char *, int);
154int romgetcursoraddr(int **, int **);
155int findroot(void);
156int findnode(int, const char *);
157int checkstatus(int);
158int node_has_property(int, const char *);
159void device_register(struct device *, void *);