1 /* $NetBSD: ixpsip.c,v 1.16 2021/08/07 16:18:44 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 *
17 * THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD BE LIABLE FOR
21 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #include <sys/cdefs.h>
31 __KERNEL_RCSID(0, "$NetBSD: ixpsip.c,v 1.16 2021/08/07 16:18:44 thorpej Exp $");
32
33 /*
34 * Slow peripheral bus of ixp12x0 Processor
35 */
36
37 #include <sys/param.h>
38 #include <sys/systm.h>
39 #include <sys/device.h>
40
41 #include <machine/autoconf.h>
42 #include <sys/bus.h>
43
44 #include <arm/ixp12x0/ixp12x0var.h>
45 #include <arm/ixp12x0/ixpsipvar.h>
46
47 #include "locators.h"
48
49 static int ixpsip_match(device_t, cfdata_t, void *);
50 static void ixpsip_attach(device_t, device_t, void *);
51 static int ixpsip_search(device_t, cfdata_t, const int *, void *);
52 static int ixpsip_print(void *, const char *);
53
54 CFATTACH_DECL_NEW(ixpsip, sizeof(struct ixpsip_softc),
55 ixpsip_match, ixpsip_attach, NULL, NULL);
56
57 int
ixpsip_match(device_t parent,cfdata_t cf,void * aux)58 ixpsip_match(device_t parent, cfdata_t cf, void *aux)
59 {
60 return (1);
61 }
62
63 void
ixpsip_attach(device_t parent,device_t self,void * aux)64 ixpsip_attach(device_t parent, device_t self, void *aux)
65 {
66 struct ixpsip_softc *sc = device_private(self);
67 sc->sc_iot = &ixp12x0_bs_tag;
68
69 printf("\n");
70
71 /*
72 * Attach each devices
73 */
74 config_search(self, NULL,
75 CFARGS(.search = ixpsip_search));
76 }
77
78 int
ixpsip_search(device_t parent,cfdata_t cf,const int * ldesc,void * aux)79 ixpsip_search(device_t parent, cfdata_t cf, const int *ldesc, void *aux)
80 {
81 struct ixpsip_softc *sc = device_private(parent);
82 struct ixpsip_attach_args sa;
83
84 sa.sa_iot = sc->sc_iot;
85 sa.sa_addr = cf->cf_loc[IXPSIPCF_ADDR];
86 sa.sa_size = cf->cf_loc[IXPSIPCF_SIZE];
87 sa.sa_intr = cf->cf_loc[IXPSIPCF_INTR];
88
89 if (config_probe(parent, cf, &sa))
90 config_attach(parent, cf, &sa, ixpsip_print, CFARGS_NONE);
91
92 return (0);
93 }
94
95 static int
ixpsip_print(void * aux,const char * name)96 ixpsip_print(void *aux, const char *name)
97 {
98 struct ixpsip_attach_args *sa = aux;
99
100 if (sa->sa_size)
101 aprint_normal(" addr 0x%lx", sa->sa_addr);
102 if (sa->sa_size > 1)
103 aprint_normal("-0x%lx", sa->sa_addr + sa->sa_size - 1);
104 if (sa->sa_intr > 1)
105 aprint_normal(" intr %d", sa->sa_intr);
106
107 return (UNCONF);
108 }
109