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: head/sys/dev/an/if_an_pccard.c 67365 2000-10-20 07:58:15Z jhb $
|
| 32 * $FreeBSD: head/sys/dev/an/if_an_pccard.c 74914 2001-03-28 09:17:56Z jhb $ |
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
45#ifdef INET
46#define ANCACHE
47#endif
48
49#include <sys/param.h>
50#include <sys/systm.h>
51#include <sys/socket.h>
52#include <sys/kernel.h>
53
54#include <sys/module.h>
55#include <sys/bus.h>
56#include <machine/bus.h>
57#include <sys/rman.h>
|
| 58#include <sys/lock.h> |
59#include <sys/mutex.h>
60#include <machine/resource.h>
61
62#include <net/if.h>
63#include <net/if_arp.h>
64#include <net/ethernet.h>
65#include <net/if_dl.h>
66#include <net/if_types.h>
67
68#ifndef lint
69static const char rcsid[] =
|
69 "$FreeBSD: head/sys/dev/an/if_an_pccard.c 67365 2000-10-20 07:58:15Z jhb $";
|
| 70 "$FreeBSD: head/sys/dev/an/if_an_pccard.c 74914 2001-03-28 09:17:56Z jhb $"; |
71#endif
72
73#include <dev/an/if_aironet_ieee.h>
74#include <dev/an/if_anreg.h>
75
76/*
77 * Support for PCMCIA cards.
78 */
79static int an_pccard_probe(device_t);
80static int an_pccard_attach(device_t);
81static int an_pccard_detach(device_t);
82
83static device_method_t an_pccard_methods[] = {
84 /* Device interface */
85 DEVMETHOD(device_probe, an_pccard_probe),
86 DEVMETHOD(device_attach, an_pccard_attach),
87 DEVMETHOD(device_detach, an_pccard_detach),
88 DEVMETHOD(device_shutdown, an_shutdown),
89
90 { 0, 0 }
91};
92
93static driver_t an_pccard_driver = {
94 "an",
95 an_pccard_methods,
96 sizeof(struct an_softc)
97};
98
99static devclass_t an_pccard_devclass;
100
101DRIVER_MODULE(if_an, pccard, an_pccard_driver, an_pccard_devclass, 0, 0);
102
103static int
104an_pccard_detach(device_t dev)
105{
106 struct an_softc *sc = device_get_softc(dev);
107 struct ifnet *ifp = &sc->arpcom.ac_if;
108
109 if (sc->an_gone) {
110 device_printf(dev,"already unloaded\n");
111 return(0);
112 }
113 an_stop(sc);
114 ifp->if_flags &= ~IFF_RUNNING;
115 ether_ifdetach(ifp, ETHER_BPF_SUPPORTED);
116 sc->an_gone = 1;
117 bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
118 an_release_resources(dev);
119 return (0);
120}
121
122static int
123an_pccard_probe(device_t dev)
124{
125 int error;
126
127 error = an_probe(dev); /* 0 is failure for now */
128 if (error != 0) {
129 device_set_desc(dev, "Aironet PC4500/PC4800");
130 error = an_alloc_irq(dev, 0, 0);
131 } else
132 error = 1;
133 an_release_resources(dev);
134 return (error);
135}
136
137
138static int
139an_pccard_attach(device_t dev)
140{
141 struct an_softc *sc = device_get_softc(dev);
142 int flags = device_get_flags(dev);
143 int error;
144
145 an_alloc_port(dev, sc->port_rid, AN_IOSIZ);
146 an_alloc_irq(dev, sc->irq_rid, 0);
147
148 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
149 an_intr, sc, &sc->irq_handle);
150 if (error) {
151 printf("setup intr failed %d \n", error);
152 an_release_resources(dev);
153 return (error);
154 }
155
156 sc->an_bhandle = rman_get_bushandle(sc->port_res);
157 sc->an_btag = rman_get_bustag(sc->port_res);
158 sc->an_dev = dev;
159
160 error = an_attach(sc, device_get_unit(dev), flags);
161 return (error);
162}
163
|