cpu_mainbus.c revision 1.3 1 /* $NetBSD: cpu_mainbus.c,v 1.3 2002/01/05 22:41:48 chris Exp $ */
2
3 /*
4 * Copyright (c) 1995 Mark Brinicombe.
5 * Copyright (c) 1995 Brini.
6 * All rights reserved.
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 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by Brini.
19 * 4. The name of the company nor the name of the author may be used to
20 * endorse or promote products derived from this software without specific
21 * prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
24 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 * RiscBSD kernel project
36 *
37 * cpu.c
38 *
39 * Probing and configuration for the master cpu
40 *
41 * Created : 10/10/95
42 */
43
44 #include <sys/param.h>
45 #include <sys/systm.h>
46 #include <sys/malloc.h>
47 #include <sys/device.h>
48 #include <sys/proc.h>
49 #if 0
50 #include <uvm/uvm_extern.h>
51 #include <machine/io.h>
52 #include <machine/conf.h>
53 #endif
54 #include <machine/cpu.h>
55 #if 0
56 #include <arm/cpus.h>
57 #include <arm/undefined.h>
58 #endif
59
60 /*
61 * Prototypes
62 */
63 static int cpu_mainbus_match __P((struct device *, struct cfdata *, void *));
64 static void cpu_mainbus_attach __P((struct device *, struct device *, void *));
65
66 /*
67 * int cpumatch(struct device *parent, struct cfdata *cf, void *aux)
68 *
69 * Probe for the main cpu. Currently all this does is return 1 to
70 * indicate that the cpu was found.
71 */
72
73 static int
74 cpu_mainbus_match(parent, cf, aux)
75 struct device *parent;
76 struct cfdata *cf;
77 void *aux;
78 {
79 return(1);
80 }
81
82 /*
83 * void cpusattach(struct device *parent, struct device *dev, void *aux)
84 *
85 * Attach the main cpu
86 */
87
88 static void
89 cpu_mainbus_attach(parent, self, aux)
90 struct device *parent;
91 struct device *self;
92 void *aux;
93 {
94 cpu_attach(self);
95 }
96
97 struct cfattach cpu_mainbus_ca = {
98 sizeof(struct device), cpu_mainbus_match, cpu_mainbus_attach
99 };
100