1 /* $NetBSD: if_an_isapnp.c,v 1.9 2004/01/28 15:07:52 onoe Exp $ */
2
3 /*-
4 * Copyright (c) 2000 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 /*
40 * ISAPnP bus front-end for the Aironet ISA4500/ISA4800 Wireless LAN Adapter.
41 * Unlike WaveLAN, this adapter is attached as an ISA device using an address
42 * decoder hack.
43 */
44
45 #include <sys/cdefs.h>
46 __KERNEL_RCSID(0, "$NetBSD: if_an_isapnp.c,v 1.9 2004/01/28 15:07:52 onoe Exp $");
47
48 #include <sys/param.h>
49 #include <sys/systm.h>
50 #include <sys/mbuf.h>
51 #include <sys/malloc.h>
52 #include <sys/kernel.h>
53 #include <sys/socket.h>
54 #include <sys/ioctl.h>
55 #include <sys/errno.h>
56 #include <sys/device.h>
57 #include <sys/callout.h>
58
59 #include <net/if.h>
60 #include <net/if_dl.h>
61 #include <net/if_media.h>
62 #include <net/if_ether.h>
63
64 #include <net80211/ieee80211_var.h>
65 #include <net80211/ieee80211_compat.h>
66
67 #include <machine/bus.h>
68 #include <machine/intr.h>
69
70 #include <dev/ic/anreg.h>
71 #include <dev/ic/anvar.h>
72
73 #include <dev/isa/isavar.h>
74
75 #include <dev/isapnp/isapnpreg.h>
76 #include <dev/isapnp/isapnpvar.h>
77 #include <dev/isapnp/isapnpdevs.h>
78
79 int an_isapnp_match(struct device *, struct cfdata *, void *);
80 void an_isapnp_attach(struct device *, struct device *, void *);
81
82 struct an_isapnp_softc {
83 struct an_softc sc_an; /* real "an" softc */
84
85 /* ISA-specific goo. */
86 void *sc_ih; /* interrupt cookie */
87 };
88
89 CFATTACH_DECL(an_isapnp, sizeof(struct an_isapnp_softc),
90 an_isapnp_match, an_isapnp_attach, NULL, NULL);
91
92 int
93 an_isapnp_match(struct device *parent, struct cfdata *match, void *aux)
94 {
95 int pri, variant;
96
97 pri = isapnp_devmatch(aux, &isapnp_an_devinfo, &variant);
98 if (pri && variant > 0)
99 pri = 0;
100 return (pri);
101 }
102
103 void
104 an_isapnp_attach(struct device *parent, struct device *self, void *aux)
105 {
106 struct an_isapnp_softc *isc = (void *) self;
107 struct an_softc *sc = &isc->sc_an;
108 struct isapnp_attach_args *ipa = aux;
109
110 printf("\n");
111
112 if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
113 printf("%s: can't configure isapnp resources\n",
114 sc->sc_dev.dv_xname);
115 return;
116 }
117
118 sc->sc_iot = ipa->ipa_iot;
119 sc->sc_ioh = ipa->ipa_io[0].h;
120
121 printf("%s: %s %s\n", sc->sc_dev.dv_xname, ipa->ipa_devident,
122 ipa->ipa_devclass);
123
124 /* This interface is always enabled. */
125 sc->sc_enabled = 1;
126
127 /* Establish the interrupt handler. */
128 isc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
129 ipa->ipa_irq[0].type, IPL_NET, an_intr, sc);
130 if (isc->sc_ih == NULL)
131 printf("%s: couldn't establish interrupt handler\n",
132 sc->sc_dev.dv_xname);
133
134 if (an_attach(sc) != 0) {
135 printf("%s: failed to attach controller\n",
136 sc->sc_dev.dv_xname);
137 isa_intr_disestablish(ipa->ipa_ic, isc->sc_ih);
138 isc->sc_ih = NULL;
139 }
140 }
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