xref: /netbsd-src/sys/arch/evbppc/explora/autoconf.c (revision 4b896b232495b7a9b8b94a1cf1e21873296d53b8)
1 /*	$NetBSD: autoconf.c,v 1.3 2003/07/15 01:37:36 lukem Exp $	*/
2 
3 /*-
4  * Copyright (c) 2003 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Juergen Hannken-Illjes.
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 #include <sys/cdefs.h>
40 __KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.3 2003/07/15 01:37:36 lukem Exp $");
41 
42 #include <sys/param.h>
43 #include <sys/conf.h>
44 #include <sys/device.h>
45 #include <sys/systm.h>
46 
47 struct device *booted_device;
48 int booted_partition;
49 
50 void
51 cpu_configure(void)
52 {
53 	intr_init();
54 	calc_delayconst();
55 
56 	if (config_rootfound("elb", NULL) == NULL)
57 		panic("configure: elb not configured");
58 
59 	printf("biomask %x netmask %x ttymask %x\n", (u_short)imask[IPL_BIO],
60 	    (u_short)imask[IPL_NET], (u_short)imask[IPL_TTY]);
61 
62 	(void)spl0();
63 
64 	/*
65 	 * Now allow hardware interrupts.
66 	 */
67 	asm volatile ("wrteei 1");
68 }
69 
70 void
71 cpu_rootconf(void)
72 {
73 	setroot(booted_device, booted_partition);
74 }
75 
76 void
77 device_register(struct device *dev, void *aux)
78 {
79 }
80