1 /*-
2 * SPDX-License-Identifier: BSD-4-Clause
3 *
4 * Copyright (c) 1997, 1998, 1999
5 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Bill Paul.
18 * 4. Neither the name of the author nor the names of any co-contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
32 * THE POSSIBILITY OF SUCH DAMAGE.
33 */
34 /*
35 * Aironet 4500/4800 802.11 PCMCIA/ISA/PCI driver for FreeBSD.
36 *
37 * Written by Bill Paul <wpaul@ctr.columbia.edu>
38 * Electrical Engineering Department
39 * Columbia University, New York City
40 */
41
42 #include <sys/cdefs.h>
43 __FBSDID("$FreeBSD: releng/12.0/sys/dev/an/if_an_pccard.c 325966 2017-11-18 14:26:50Z pfg $");
44
45 #include "opt_inet.h"
46
47 #ifdef INET
48 #define ANCACHE
49 #endif
50
51 #include <sys/param.h>
52 #include <sys/systm.h>
53 #include <sys/socket.h>
54 #include <sys/kernel.h>
55
56 #include <sys/module.h>
57 #include <sys/bus.h>
58 #include <machine/bus.h>
59 #include <sys/rman.h>
60 #include <sys/lock.h>
61 #include <sys/mutex.h>
62 #include <machine/resource.h>
63
64 #include <net/if.h>
65 #include <net/if_arp.h>
66 #include <net/ethernet.h>
67 #include <net/if_dl.h>
68 #include <net/if_types.h>
69 #include <net/if_media.h>
70
71 #include <dev/an/if_aironet_ieee.h>
72 #include <dev/an/if_anreg.h>
73
74 #include <dev/pccard/pccardvar.h>
75
76 #include "pccarddevs.h"
77 #include "card_if.h"
78
79 /*
80 * Support for PCMCIA cards.
81 */
82 static int an_pccard_probe(device_t);
83 static int an_pccard_attach(device_t);
84
85 static device_method_t an_pccard_methods[] = {
86 /* Device interface */
87 DEVMETHOD(device_probe, an_pccard_probe),
88 DEVMETHOD(device_attach, an_pccard_attach),
89 DEVMETHOD(device_detach, an_detach),
90 DEVMETHOD(device_shutdown, an_shutdown),
91
92 { 0, 0 }
93 };
94
95 static driver_t an_pccard_driver = {
96 "an",
97 an_pccard_methods,
98 sizeof(struct an_softc)
99 };
100
101 static devclass_t an_pccard_devclass;
102
103 DRIVER_MODULE(an, pccard, an_pccard_driver, an_pccard_devclass, 0, 0);
104 MODULE_DEPEND(an, wlan, 1, 1, 1);
105
106 static const struct pccard_product an_pccard_products[] = {
107 PCMCIA_CARD(AIRONET, PC4800),
108 PCMCIA_CARD(AIRONET, PC4500),
109 PCMCIA_CARD(AIRONET, 350),
110 PCMCIA_CARD(XIRCOM, CWE1130),
111 { NULL }
112 };
113 PCCARD_PNP_INFO(an_pccard_products);
114
115 static int
116 an_pccard_probe(device_t dev)
117 {
118 const struct pccard_product *pp;
119
120 if ((pp = pccard_product_lookup(dev, an_pccard_products,
121 sizeof(an_pccard_products[0]), NULL)) != NULL) {
122 if (pp->pp_name != NULL)
123 device_set_desc(dev, pp->pp_name);
124 return (0);
125 }
126 return (ENXIO);
127 }
128
129 static int
130 an_pccard_attach(device_t dev)
131 {
132 struct an_softc *sc = device_get_softc(dev);
133 int flags = device_get_flags(dev);
134 int error;
135
136 error = an_probe(dev); /* 0 is failure for now */
137 if (error == 0) {
138 error = ENXIO;
139 goto fail;
140 }
141 error = an_alloc_irq(dev, 0, 0);
142 if (error != 0)
143 goto fail;
144
145 an_alloc_irq(dev, sc->irq_rid, 0);
146
147 error = an_attach(sc, flags);
148 if (error)
149 goto fail;
150
151 /*
152 * Must setup the interrupt after the an_attach to prevent racing.
153 */
154 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
155 NULL, an_intr, sc, &sc->irq_handle);
156 fail:
157 if (error)
158 an_release_resources(dev);
159 return (error);
160 }
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