FreeBSD/Linux Kernel Cross Reference
sys/dev/an/if_an_isa.c
1 /*
2 * Copyright (c) 1997, 1998, 1999
3 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Bill Paul.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 * may be used to endorse or promote products derived from this software
18 * without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30 * THE POSSIBILITY OF SUCH DAMAGE.
31 *
32 * $FreeBSD: releng/5.0/sys/dev/an/if_an_isa.c 106937 2002-11-14 23:54:55Z sam $
33 */
34
35 /*
36 * Aironet 4500/4800 802.11 PCMCIA/ISA/PCI driver for FreeBSD.
37 *
38 * Written by Bill Paul <wpaul@ctr.columbia.edu>
39 * Electrical Engineering Department
40 * Columbia University, New York City
41 */
42
43 #include "opt_inet.h"
44 #ifdef INET
45 #define ANCACHE
46 #endif
47
48 #include <sys/param.h>
49 #include <sys/systm.h>
50 #include <sys/sockio.h>
51 #include <sys/mbuf.h>
52 #include <sys/kernel.h>
53 #include <sys/socket.h>
54
55 #include <sys/module.h>
56 #include <sys/bus.h>
57 #include <machine/bus.h>
58 #include <sys/rman.h>
59 #include <machine/resource.h>
60
61 #include <net/if.h>
62 #include <net/if_arp.h>
63 #include <net/ethernet.h>
64 #include <net/if_dl.h>
65 #include <net/if_types.h>
66 #include <net/if_media.h>
67
68 #include <isa/isavar.h>
69 #include <isa/pnpvar.h>
70
71 #include <dev/an/if_aironet_ieee.h>
72 #include <dev/an/if_anreg.h>
73
74 #ifndef lint
75 static const char rcsid[] =
76 "$FreeBSD: releng/5.0/sys/dev/an/if_an_isa.c 106937 2002-11-14 23:54:55Z sam $";
77 #endif
78
79 static struct isa_pnp_id an_ids[] = {
80 { 0x0100ec06, "Aironet ISA4500/ISA4800" },
81 { 0, NULL }
82 };
83
84 static int an_probe_isa (device_t);
85 static int an_attach_isa (device_t);
86 static int an_detach_isa (device_t);
87
88 static int
89 an_probe_isa(dev)
90 device_t dev;
91 {
92 int error = 0;
93
94 error = ISA_PNP_PROBE(device_get_parent(dev), dev, an_ids);
95 if (error == ENXIO)
96 return(error);
97
98 error = an_probe(dev);
99 an_release_resources(dev);
100 if (error == 0)
101 return (ENXIO);
102
103 error = an_alloc_irq(dev, 0, 0);
104 an_release_resources(dev);
105 if (!error)
106 device_set_desc(dev, "Aironet ISA4500/ISA4800");
107 return (error);
108 }
109
110 static int
111 an_attach_isa(dev)
112 device_t dev;
113 {
114 struct an_softc *sc = device_get_softc(dev);
115 int flags = device_get_flags(dev);
116 int error;
117
118 an_alloc_port(dev, sc->port_rid, 1);
119 an_alloc_irq(dev, sc->irq_rid, 0);
120
121 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
122 an_intr, sc, &sc->irq_handle);
123 if (error) {
124 an_release_resources(dev);
125 return (error);
126 }
127
128 sc->an_bhandle = rman_get_bushandle(sc->port_res);
129 sc->an_btag = rman_get_bustag(sc->port_res);
130 sc->an_dev = dev;
131
132 return an_attach(sc, device_get_unit(dev), flags);
133 }
134
135 static int
136 an_detach_isa(device_t dev)
137 {
138 struct an_softc *sc = device_get_softc(dev);
139 struct ifnet *ifp = &sc->arpcom.ac_if;
140
141 an_stop(sc);
142 ifmedia_removeall(&sc->an_ifmedia);
143 ether_ifdetach(ifp);
144 bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
145 an_release_resources(dev);
146
147 return (0);
148 }
149
150 static device_method_t an_isa_methods[] = {
151 /* Device interface */
152 DEVMETHOD(device_probe, an_probe_isa),
153 DEVMETHOD(device_attach, an_attach_isa),
154 DEVMETHOD(device_detach, an_detach_isa),
155 DEVMETHOD(device_shutdown, an_shutdown),
156 { 0, 0 }
157 };
158
159 static driver_t an_isa_driver = {
160 "an",
161 an_isa_methods,
162 sizeof(struct an_softc)
163 };
164
165 static devclass_t an_isa_devclass;
166
167 DRIVER_MODULE(if_an, isa, an_isa_driver, an_isa_devclass, 0, 0);
Cache object: 47b38dd5fb394d928f0633cef039085c
|