xref: /netbsd-src/sys/arch/arm/xscale/ixp425_sip.c (revision d710132b4b8ce7f7cccaaf660cb16aa16b4077a0)
1 /*	$NetBSD: ixp425_sip.c,v 1.3 2003/06/01 21:42:27 ichiro Exp $ */
2 
3 /*
4  * Copyright (c) 2003
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 #include <sys/cdefs.h>
37 __KERNEL_RCSID(0, "$NetBSD: ixp425_sip.c,v 1.3 2003/06/01 21:42:27 ichiro Exp $");
38 
39 /*
40  * Slow peripheral bus of IXP425 Processor
41  */
42 
43 #include <sys/param.h>
44 #include <sys/systm.h>
45 #include <sys/device.h>
46 
47 #include <machine/autoconf.h>
48 #include <machine/bus.h>
49 
50 #include <arm/xscale/ixp425_sipvar.h>
51 
52 #include "locators.h"
53 
54 static int	ixpsip_match(struct device *, struct cfdata *, void *);
55 static void	ixpsip_attach(struct device *, struct device *, void *);
56 static int	ixpsip_search(struct device *, struct cfdata *, void *);
57 static int	ixpsip_print(void *, const char *);
58 
59 CFATTACH_DECL(ixpsip, sizeof(struct ixpsip_softc),
60 		ixpsip_match, ixpsip_attach, NULL, NULL);
61 
62 extern struct bus_space ixpsip_bs_tag;
63 
64 int
65 ixpsip_match(struct device *parent, struct cfdata *cf, void *aux)
66 {
67 	return (1);
68 }
69 
70 void
71 ixpsip_attach(struct device *parent, struct device *self, void *aux)
72 {
73 	struct ixpsip_softc *sc = (void *) self;
74 	sc->sc_iot = &ixpsip_bs_tag;
75 
76 	printf("\n");
77 
78 	/*
79 	 *  Attach each devices
80 	 */
81 	config_search(ixpsip_search, self, NULL);
82 }
83 
84 int
85 ixpsip_search(struct device *parent, struct cfdata *cf, 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_index = cf->cf_loc[IXPSIPCF_INDEX];
94 	sa.sa_intr = cf->cf_loc[IXPSIPCF_INTR];
95 
96 	if (config_match(parent, cf, &sa) > 0)
97 		config_attach(parent, cf, &sa, ixpsip_print);
98 
99 	return (0);
100 }
101 
102 static int
103 ixpsip_print(void *aux, const char *name)
104 {
105         struct ixpsip_attach_args *sa = (struct ixpsip_attach_args*)aux;
106 
107 	if (sa->sa_size)
108 		aprint_normal(" addr 0x%lx", sa->sa_addr);
109 	if (sa->sa_size > 1)
110 		aprint_normal("-0x%lx", sa->sa_addr + sa->sa_size - 1);
111 	if (sa->sa_index > 1)
112 		aprint_normal(" index %d", sa->sa_index);
113 	if (sa->sa_intr > 1)
114 		aprint_normal(" intr %d", sa->sa_intr);
115 
116 	return (UNCONF);
117 }
118