autoconf.c revision 331722 
1/*-
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * William Jolitz.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 4. Neither the name of the University nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 *	from: @(#)autoconf.c	7.1 (Berkeley) 5/9/91
33 */
34
35#include <sys/cdefs.h>
36__FBSDID("$FreeBSD: stable/11/sys/mips/mips/autoconf.c 331722 2018-03-29 02:50:57Z eadler $");
37
38/*
39 * Setup the system to run on the current machine.
40 *
41 * Configure() is called at boot time and initializes the vba
42 * device tables and the memory controller monitoring.  Available
43 * devices are determined (from possibilities mentioned in ioconf.c),
44 * and the drivers are initialized.
45 */
46#include "opt_bootp.h"
47#include "opt_bus.h"
48
49#include <sys/param.h>
50#include <sys/systm.h>
51#include <sys/bus.h>
52#include <sys/conf.h>
53#include <sys/reboot.h>
54#include <sys/kernel.h>
55#include <sys/malloc.h>
56#include <sys/mount.h>
57#include <sys/cons.h>
58
59#include <sys/socket.h>
60#include <net/if.h>
61#include <net/if_dl.h>
62#include <net/if_types.h>
63#include <net/if_var.h>
64#include <net/ethernet.h>
65#include <netinet/in.h>
66
67#include <machine/cpufunc.h>
68#include <machine/md_var.h>
69
70static void	configure_first(void *);
71static void	configure(void *);
72static void	configure_final(void *);
73
74SYSINIT(configure1, SI_SUB_CONFIGURE, SI_ORDER_FIRST, configure_first, NULL);
75/* SI_ORDER_SECOND is hookable */
76SYSINIT(configure2, SI_SUB_CONFIGURE, SI_ORDER_THIRD, configure, NULL);
77/* SI_ORDER_MIDDLE is hookable */
78SYSINIT(configure3, SI_SUB_CONFIGURE, SI_ORDER_ANY, configure_final, NULL);
79
80/*
81 * Determine i/o configuration for a machine.
82 */
83static void
84configure_first(dummy)
85	void *dummy;
86{
87
88	/* nexus0 is the top of the mips device tree */
89	device_add_child(root_bus, "nexus", 0);
90}
91
92static void
93configure(dummy)
94	void *dummy;
95{
96
97	/* initialize new bus architecture */
98	root_bus_configure();
99}
100
101static void
102configure_final(dummy)
103	void *dummy;
104{
105	intr_enable();
106
107	cninit_finish();
108
109	if (bootverbose)
110		printf("Device configuration finished.\n");
111
112	cold = 0;
113}
114