autoconf.c revision 93467 
1/*-
2 * Copyright (c) 2001 Jake Burkholder.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/sparc64/sparc64/autoconf.c 93467 2002-03-31 07:15:28Z phk $
27 */
28
29#include "opt_bootp.h"
30#include "opt_isa.h"
31#include "opt_nfs.h"
32#include "opt_nfsroot.h"
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/bus.h>
37#include <sys/cons.h>
38#include <sys/kernel.h>
39
40#ifdef DEV_ISA
41#include <isa/isavar.h>
42extern device_t isa_bus_device;
43#endif
44
45static device_t nexusdev;
46
47static void configure(void *);
48
49SYSINIT(configure, SI_SUB_CONFIGURE, SI_ORDER_ANY, configure, NULL);
50#ifdef NFS_ROOT
51SYSINIT(cpu_rootconf, SI_SUB_ROOT_CONF, SI_ORDER_FIRST, cpu_rootconf, NULL)
52
53#ifndef BOOTP_NFSROOT
54#error "NFS_ROOT support not implemented for the non-BOOTP_NFSROOT case"
55#endif
56
57extern void bootpc_init(void);
58
59void
60cpu_rootconf()
61{
62	bootpc_init();
63	rootdevnames[0] = "nfs:";
64}
65#endif
66
67static void
68configure(void *v)
69{
70
71	nexusdev = device_add_child(root_bus, "nexus", 0);
72	root_bus_configure();
73#ifdef DEV_ISA
74	if (isa_bus_device != NULL)
75		isa_probe_children(isa_bus_device);
76#endif
77	cold = 0;
78}
79