xref: /netbsd/sys/arch/arm/ixp12x0/ixpsip.c (revision c4a72b64)
1 /*	$NetBSD: ixpsip.c,v 1.4 2002/10/02 05:02:30 thorpej Exp $ */
2 
3 /*
4  * Copyright (c) 2002
5  *	Ichiro FUKUHARA <ichiro@ichiro.org>.
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 Ichiro FUKUHARA.
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 ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26  * IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
27  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR 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 
36 /*
37  * Slow peripheral bus of ixp12x0 Processor
38  */
39 
40 #include <sys/param.h>
41 #include <sys/systm.h>
42 #include <sys/device.h>
43 
44 #include <machine/autoconf.h>
45 #include <machine/bus.h>
46 
47 #include <arm/ixp12x0/ixpsipvar.h>
48 
49 #include "locators.h"
50 
51 static int	ixpsip_match(struct device *, struct cfdata *, void *);
52 static void	ixpsip_attach(struct device *, struct device *, void *);
53 static int	ixpsip_search(struct device *, struct cfdata *, void *);
54 static int	ixpsip_print(void *, const char *);
55 
56 CFATTACH_DECL(ixpsip, sizeof(struct ixpsip_softc),
57     ixpsip_match, ixpsip_attach, NULL, NULL);
58 
59 extern struct bus_space ixpsip_bs_tag;
60 
61 int
62 ixpsip_match(struct device *parent, struct cfdata *cf, void *aux)
63 {
64 	return (1);
65 }
66 
67 void
68 ixpsip_attach(struct device *parent, struct device *self, void *aux)
69 {
70 	struct ixpsip_softc *sc = (void *) self;
71 	sc->sc_iot = &ixpsip_bs_tag;
72 
73 	printf("\n");
74 
75 	/*
76 	 *  Attach each devices
77 	 */
78 	config_search(ixpsip_search, self, NULL);
79 }
80 
81 int
82 ixpsip_search(parent, cf, aux)
83 	struct device *parent;
84 	struct cfdata *cf;
85 	void *aux;
86 {
87 	struct ixpsip_softc *sc = (struct ixpsip_softc *)parent;
88 	struct ixpsip_attach_args sa;
89 
90 	sa.sa_iot = sc->sc_iot;
91 	sa.sa_addr = cf->cf_loc[IXPSIPCF_ADDR];
92 	sa.sa_size = cf->cf_loc[IXPSIPCF_SIZE];
93 	sa.sa_intr = cf->cf_loc[IXPSIPCF_INTR];
94 
95 	if (config_match(parent, cf, &sa) > 0)
96 		config_attach(parent, cf, &sa, ixpsip_print);
97 
98 	return (0);
99 }
100 
101 static int
102 ixpsip_print(aux, name)
103 	void *aux;
104 	const char *name;
105 {
106         struct ixpsip_attach_args *sa = (struct ixpsip_attach_args*)aux;
107 
108 	if (sa->sa_size)
109 		printf(" addr 0x%lx", sa->sa_addr);
110 	if (sa->sa_size > 1)
111 		printf("-0x%lx", sa->sa_addr + sa->sa_size - 1);
112 	if (sa->sa_intr > 1)
113 		printf(" intr %d", sa->sa_intr);
114 
115 	return (UNCONF);
116 }
117