1/*-
2 * Copyright (c) 1998 Doug Rabson
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 * $FreeBSD$
27 */
28
29#include "opt_isa.h"
30
31#include <sys/param.h>
32#include <sys/systm.h>
33#include <sys/conf.h>
34#include <sys/reboot.h>
35#include <sys/kernel.h>
36#include <sys/mount.h>
37#include <sys/sysctl.h>
38#include <sys/bus.h>
39#include <sys/cons.h>
40
41#include <machine/intr.h>
42#include <machine/md_var.h>
43
44static void	configure_first(void *);
45static void	configure(void *);
46static void	configure_final(void *);
47
48SYSINIT(configure1, SI_SUB_CONFIGURE, SI_ORDER_FIRST, configure_first, NULL);
49/* SI_ORDER_SECOND is hookable */
50SYSINIT(configure2, SI_SUB_CONFIGURE, SI_ORDER_THIRD, configure, NULL);
51/* SI_ORDER_MIDDLE is hookable */
52SYSINIT(configure3, SI_SUB_CONFIGURE, SI_ORDER_ANY, configure_final, NULL);
53
54#ifdef DEV_ISA
55#include <isa/isavar.h>
56device_t isa_bus_device = 0;
57#endif
58
59/*
60 * Determine i/o configuration for a machine.
61 */
62static void
63configure_first(void *dummy)
64{
65
66	device_add_child(root_bus, "nexus", 0);
67}
68
69static void
70configure(void *dummy)
71{
72
73	root_bus_configure();
74
75	/*
76	 * Probe ISA devices after everything.
77	 */
78#ifdef DEV_ISA
79	if (isa_bus_device)
80		isa_probe_children(isa_bus_device);
81#endif
82}
83
84static void
85configure_final(void *dummy)
86{
87
88	cninit_finish();
89
90	ia64_enable_intr();
91
92	cold = 0;
93}
94