clockport.c revision 1.6 
1/*      $NetBSD: clockport.c,v 1.6 2021/04/24 23:36:24 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
43static int	clockport_match(device_t, cfdata_t , void *);
44static void	clockport_attach(device_t, device_t, void *);
45static int	clockport_print(void *, const char *);
46static int	clockport_search(device_t, cfdata_t, const int *, void *);
47
48CFATTACH_DECL_NEW(clockport, sizeof(struct clockportbus_softc),
49    clockport_match, clockport_attach, NULL, NULL);
50
51static int
52clockport_match(device_t parent, cfdata_t cf, void *aux)
53{
54	return 1;
55}
56
57static void
58clockport_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	    CFARG_SEARCH, clockport_search,
70	    CFARG_EOL);
71}
72
73static int
74clockport_search(device_t parent, cfdata_t cf, const int *ldesc, void *aux)
75{
76	struct clockportbus_softc *sc;
77	struct clockport_attach_args a;
78
79	sc = device_private(parent);
80
81	/* XXX: copy bus_space_tag and intr routine for now... */
82	a.cp_iot = sc->cpb_aa->cp_iot;
83	a.cp_intr_establish = sc->cpb_aa->cp_intr_establish;
84
85	if (config_probe(parent, cf, &a)) {
86		config_attach(parent, cf, &a, clockport_print, CFARG_EOL);
87		return 1;
88	}
89
90	return 0;
91}
92
93static int
94clockport_print(void *aux, const char *str)
95{
96
97        if (str == NULL)
98                return 0;
99
100        printf("%s ", str);
101
102        return 0;
103}
104