1 /* $NetBSD: clockport.c,v 1.7 2021/08/07 16:18:41 thorpej Exp $ */
2
3 /*-
4 * Copyright (c) 2012 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Radoslaw Kujawa.
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 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include <sys/cdefs.h>
33
34 #include <sys/param.h>
35 #include <sys/device.h>
36 #include <sys/termios.h>
37
38 #include <sys/bus.h>
39 #include <sys/intr.h>
40
41 #include <amiga/clockport/clockportvar.h>
42
43 static int clockport_match(device_t, cfdata_t , void *);
44 static void clockport_attach(device_t, device_t, void *);
45 static int clockport_print(void *, const char *);
46 static int clockport_search(device_t, cfdata_t, const int *, void *);
47
48 CFATTACH_DECL_NEW(clockport, sizeof(struct clockportbus_softc),
49 clockport_match, clockport_attach, NULL, NULL);
50
51 static int
clockport_match(device_t parent,cfdata_t cf,void * aux)52 clockport_match(device_t parent, cfdata_t cf, void *aux)
53 {
54 return 1;
55 }
56
57 static void
clockport_attach(device_t parent,device_t self,void * aux)58 clockport_attach(device_t parent, device_t self, void *aux)
59 {
60 struct clockportbus_softc *sc;
61
62 aprint_normal("\n");
63
64 sc = device_private(self);
65 sc->sc_dev = self;
66 sc->cpb_aa = (struct clockportbus_attach_args *) aux;
67
68 config_search(self, NULL,
69 CFARGS(.search = clockport_search));
70 }
71
72 static int
clockport_search(device_t parent,cfdata_t cf,const int * ldesc,void * aux)73 clockport_search(device_t parent, cfdata_t cf, const int *ldesc, void *aux)
74 {
75 struct clockportbus_softc *sc;
76 struct clockport_attach_args a;
77
78 sc = device_private(parent);
79
80 /* XXX: copy bus_space_tag and intr routine for now... */
81 a.cp_iot = sc->cpb_aa->cp_iot;
82 a.cp_intr_establish = sc->cpb_aa->cp_intr_establish;
83
84 if (config_probe(parent, cf, &a)) {
85 config_attach(parent, cf, &a, clockport_print, CFARGS_NONE);
86 return 1;
87 }
88
89 return 0;
90 }
91
92 static int
clockport_print(void * aux,const char * str)93 clockport_print(void *aux, const char *str)
94 {
95
96 if (str == NULL)
97 return 0;
98
99 printf("%s ", str);
100
101 return 0;
102 }
103