xref: /netbsd-src/sys/dev/acpi/joy_acpi.c (revision d48f14661dda8638fee055ba15d35bdfb29b9fa8)
1 /* $NetBSD: joy_acpi.c,v 1.3 2006/02/20 12:17:49 kochi Exp $ */
2 
3 /*
4  * Copyright (c) 2004 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Juan Romero Pardines <xtraeme@NetBSD.org>.
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  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *      This product includes software developed by the NetBSD
21  *      Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 /*
40  * Copyright (c) 2002 Jared D. McNeill <jmcneill@invisible.ca>
41  * All rights reserved.
42  *
43  * Redistribution and use in source and binary forms, with or without
44  * modification, are permitted provided that the following conditions
45  * are met:
46  * 1. Redistributions of source code must retain the above copyright
47  *    notice, this list of conditions and the following disclaimer.
48  * 2. The name of the author may not be used to endorse or promote products
49  *    derived from this software without specific prior written permission.
50  *
51  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
52  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
53  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
54  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
55  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
56  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
57  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
58  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
59  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
60  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
61  * SUCH DAMAGE.
62  */
63 
64 /*
65  * ACPI joy(4) attachment based in lpt_acpi.c by Jared D. McNeill.
66  */
67 
68 #include <sys/cdefs.h>
69 __KERNEL_RCSID(0, "$NetBSD: joy_acpi.c,v 1.3 2006/02/20 12:17:49 kochi Exp $");
70 
71 #include <sys/param.h>
72 #include <sys/systm.h>
73 #include <sys/errno.h>
74 #include <sys/ioctl.h>
75 #include <sys/device.h>
76 #include <sys/proc.h>
77 
78 #include <machine/bus.h>
79 
80 #include <dev/acpi/acpica.h>
81 #include <dev/acpi/acpireg.h>
82 #include <dev/acpi/acpivar.h>
83 
84 #include <dev/ic/joyvar.h>
85 
86 static int	joy_acpi_match(struct device *, struct cfdata *, void *);
87 static void	joy_acpi_attach(struct device *, struct device *, void *);
88 
89 struct joy_acpi_softc {
90 	struct joy_softc sc_joy;
91 };
92 
93 CFATTACH_DECL(joy_acpi, sizeof(struct joy_acpi_softc), joy_acpi_match,
94     joy_acpi_attach, NULL, NULL);
95 
96 /*
97  * Supported device IDs
98  */
99 
100 static const char * const joy_acpi_ids[] = {
101 	"PNPB02F",	/* Joystick/Game port */
102 	NULL
103 };
104 
105 /*
106  * joy_acpi_match: autoconf(9) match routine
107  */
108 static int
109 joy_acpi_match(struct device *parent, struct cfdata *match, void *aux)
110 {
111 	struct acpi_attach_args *aa = aux;
112 
113 	if (aa->aa_node->ad_type != ACPI_TYPE_DEVICE)
114 		return 0;
115 
116 	return acpi_match_hid(aa->aa_node->ad_devinfo, joy_acpi_ids);
117 }
118 
119 /*
120  * joy_acpi_attach: autoconf(9) attach routine
121  */
122 static void
123 joy_acpi_attach(struct device *parent, struct device *self, void *aux)
124 {
125 	struct joy_acpi_softc *asc = (struct joy_acpi_softc *)self;
126 	struct joy_softc *sc = &asc->sc_joy;
127 	struct acpi_attach_args *aa = aux;
128 	struct acpi_resources res;
129 	struct acpi_io *io;
130 	ACPI_STATUS rv;
131 
132 	aprint_naive("\n");
133 	aprint_normal("\n");
134 
135 	/* parse resources */
136 	rv = acpi_resource_parse(&sc->sc_dev, aa->aa_node->ad_handle, "_CRS",
137 	    &res, &acpi_resource_parse_ops_default);
138 	if (ACPI_FAILURE(rv))
139 		return;
140 
141 	/* find our i/o registers */
142 	io = acpi_res_io(&res, 0);
143 	if (io == NULL) {
144 		aprint_error("%s: unable to find i/o register resource\n",
145 		    sc->sc_dev.dv_xname);
146 		goto out;
147 	}
148 
149 	sc->sc_iot = aa->aa_iot;
150 	if (bus_space_map(sc->sc_iot, io->ar_base, io->ar_length,
151 		    0, &sc->sc_ioh)) {
152 		aprint_error("%s: can't map i/o space\n", sc->sc_dev.dv_xname);
153 		goto out;
154 	}
155 
156 	joyattach(sc);
157 
158  out:
159 	acpi_resource_cleanup(&res);
160 }
161