Make all network interrupt service routines MPSAFE part 1/3.
[dragonfly.git] / sys / dev / netif / an / if_an_pccard.c
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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: src/sys/dev/an/if_an_pccard.c,v 1.1.2.6 2003/02/01 03:25:12 ambrisko Exp $
78195a76 33 * $DragonFly: src/sys/dev/netif/an/if_an_pccard.c,v 1.14 2005/11/28 17:13:38 dillon Exp $
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34 */
35
36/*
37 * Aironet 4500/4800 802.11 PCMCIA/ISA/PCI driver for FreeBSD.
38 *
39 * Written by Bill Paul <wpaul@ctr.columbia.edu>
40 * Electrical Engineering Department
41 * Columbia University, New York City
42 */
43
44#include "opt_inet.h"
45
46#ifdef INET
47#define ANCACHE
48#endif
49
50#include <sys/param.h>
51#include <sys/systm.h>
52#include <sys/socket.h>
53#include <sys/kernel.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
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68#include <bus/pccard/pccardvar.h>
69#include <bus/pccard/pccarddevs.h>
70#include "card_if.h"
71
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72#include "if_aironet_ieee.h"
73#include "if_anreg.h"
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74
75/*
76 * Support for PCMCIA cards.
77 */
06d02e3b 78static int an_pccard_match(device_t);
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79static int an_pccard_probe(device_t);
80static int an_pccard_attach(device_t);
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81
82static device_method_t an_pccard_methods[] = {
83 /* Device interface */
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84 DEVMETHOD(device_probe, pccard_compat_probe),
85 DEVMETHOD(device_attach, pccard_compat_attach),
984263bc 86 DEVMETHOD(device_shutdown, an_shutdown),
fcb0f42c 87 DEVMETHOD(device_detach, an_detach),
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88
89 /* Card interface */
90 DEVMETHOD(card_compat_match, an_pccard_match),
91 DEVMETHOD(card_compat_probe, an_pccard_probe),
92 DEVMETHOD(card_compat_attach, an_pccard_attach),
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93
94 { 0, 0 }
95};
96
97static driver_t an_pccard_driver = {
98 "an",
99 an_pccard_methods,
100 sizeof(struct an_softc)
101};
102
103static devclass_t an_pccard_devclass;
104
105DRIVER_MODULE(if_an, pccard, an_pccard_driver, an_pccard_devclass, 0, 0);
106
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107static const struct pccard_product an_pccard_products[] = {
108 PCMCIA_CARD(AIRONET, PC4500, 0),
109 PCMCIA_CARD(AIRONET, PC4800, 0),
110 PCMCIA_CARD(AIRONET, 350, 0),
111 PCMCIA_CARD(XIRCOM, CWE1130, 0),
112 { NULL }
113};
114
115static int
116an_pccard_match(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
984263bc 129static int
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130an_pccard_probe(device_t dev)
131{
132 int error;
133
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134 error = an_probe(dev);
135 if (error == 0) {
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136 device_set_desc(dev, "Aironet PC4500/PC4800");
137 error = an_alloc_irq(dev, 0, 0);
902f6373 138 }
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139 an_release_resources(dev);
140 return (error);
141}
142
143
144static int
145an_pccard_attach(device_t dev)
146{
147 struct an_softc *sc = device_get_softc(dev);
148 int flags = device_get_flags(dev);
149 int error;
150
151 an_alloc_port(dev, sc->port_rid, AN_IOSIZ);
152 an_alloc_irq(dev, sc->irq_rid, 0);
153
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154 sc->an_bhandle = rman_get_bushandle(sc->port_res);
155 sc->an_btag = rman_get_bustag(sc->port_res);
984263bc 156
1c70eebf 157 error = an_attach(sc, dev, flags);
902f6373 158 if (error)
06d02e3b 159 goto fail;
902f6373 160
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161 /*
162 * Must setup the interrupt after the an_attach to prevent racing.
163 */
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164 error = bus_setup_intr(dev, sc->irq_res, INTR_NETSAFE,
165 an_intr, sc, &sc->irq_handle,
166 sc->arpcom.ac_if.if_serializer);
06d02e3b 167 if (error) {
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168 ether_ifdetach(&sc->arpcom.ac_if);
169 ifmedia_removeall(&sc->an_ifmedia);
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170 goto fail;
171 }
902f6373 172 return 0;
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173
174fail:
902f6373 175 an_release_resources(dev);
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176 return (error);
177}