xref: /netbsd-src/sys/dev/isapnp/joy_isapnp.c (revision 8b0f9554ff8762542c4defc4f70e1eb76fb508fa)
1 /*	$NetBSD: joy_isapnp.c,v 1.10 2007/10/19 12:00:32 ad Exp $	*/
2 
3 /*-
4  * Copyright (c) 1996 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Jason R. Thorpe.
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 #include <sys/cdefs.h>
40 __KERNEL_RCSID(0, "$NetBSD: joy_isapnp.c,v 1.10 2007/10/19 12:00:32 ad Exp $");
41 
42 #include <sys/param.h>
43 #include <sys/systm.h>
44 #include <sys/kernel.h>
45 #include <sys/device.h>
46 
47 #include <sys/bus.h>
48 
49 #include <dev/isa/isavar.h>
50 #include <dev/isapnp/isapnpreg.h>
51 #include <dev/isapnp/isapnpvar.h>
52 #include <dev/isapnp/isapnpdevs.h>
53 
54 #include <dev/ic/joyvar.h>
55 
56 int	joy_isapnp_match(struct device *, struct cfdata *, void *);
57 void	joy_isapnp_attach(struct device *, struct device *, void *);
58 
59 CFATTACH_DECL(joy_isapnp, sizeof(struct joy_softc),
60     joy_isapnp_match, joy_isapnp_attach, NULL, NULL);
61 
62 int
63 joy_isapnp_match(struct device *parent, struct cfdata *match,
64     void *aux)
65 {
66 	int pri, variant;
67 
68 	pri = isapnp_devmatch(aux, &isapnp_joy_devinfo, &variant);
69 	if (pri && variant > 0)
70 		pri = 0;
71 	return (pri);
72 }
73 
74 void
75 joy_isapnp_attach(struct device *parent, struct device *self,
76     void *aux)
77 {
78 	struct joy_softc *sc = device_private(self);
79 	struct isapnp_attach_args *ipa = aux;
80 	bus_space_handle_t ioh;
81 
82 	printf("\n");
83 
84 	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
85 		printf("%s: error in region allocation\n",
86 		    sc->sc_dev.dv_xname);
87 		return;
88 	}
89 
90 	if (ipa->ipa_io[0].length == 8) {
91 		if (bus_space_subregion(ipa->ipa_iot, ipa->ipa_io[0].h, 1, 1,
92 		    &ioh) < 0) {
93 			printf("%s: error in region allocation\n",
94 			    sc->sc_dev.dv_xname);
95 			return;
96 		}
97 	} else
98 		ioh = ipa->ipa_io[0].h;
99 
100 	sc->sc_iot = ipa->ipa_iot;
101 	sc->sc_ioh = ioh;
102 
103 	printf("%s: %s %s\n", sc->sc_dev.dv_xname, ipa->ipa_devident,
104 	    ipa->ipa_devclass);
105 
106 	joyattach(sc);
107 }
108