if_an_isa.c revision 198995 
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/*
33 * Aironet 4500/4800 802.11 PCMCIA/ISA/PCI driver for FreeBSD.
34 *
35 * Written by Bill Paul <wpaul@ctr.columbia.edu>
36 * Electrical Engineering Department
37 * Columbia University, New York City
38 */
39
40#include <sys/cdefs.h>
41__FBSDID("$FreeBSD: head/sys/dev/an/if_an_isa.c 198995 2009-11-06 18:28:13Z jhb $");
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/sockio.h>
52#include <sys/mbuf.h>
53#include <sys/kernel.h>
54#include <sys/socket.h>
55
56#include <sys/module.h>
57#include <sys/bus.h>
58#include <machine/bus.h>
59#include <sys/rman.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#include <net/if_media.h>
68
69#include <isa/isavar.h>
70#include <isa/pnpvar.h>
71
72#include <dev/an/if_aironet_ieee.h>
73#include <dev/an/if_anreg.h>
74
75static struct isa_pnp_id an_ids[] = {
76	{ 0x0100ec06, "Aironet ISA4500/ISA4800" },
77	{ 0, NULL }
78};
79
80static int an_probe_isa(device_t);
81static int an_attach_isa(device_t);
82
83static int
84an_probe_isa(device_t dev)
85{
86	int			error = 0;
87
88	error = ISA_PNP_PROBE(device_get_parent(dev), dev, an_ids);
89	if (error == ENXIO)
90		return(error);
91
92	error = an_probe(dev);
93	an_release_resources(dev);
94	if (error == 0)
95		return (ENXIO);
96
97	error = an_alloc_irq(dev, 0, 0);
98	an_release_resources(dev);
99	if (!error)
100		device_set_desc(dev, "Aironet ISA4500/ISA4800");
101	return (error);
102}
103
104static int
105an_attach_isa(device_t dev)
106{
107	struct an_softc *sc = device_get_softc(dev);
108	int flags = device_get_flags(dev);
109	int error;
110
111	an_alloc_port(dev, sc->port_rid, 1);
112	an_alloc_irq(dev, sc->irq_rid, 0);
113
114	sc->an_bhandle = rman_get_bushandle(sc->port_res);
115	sc->an_btag = rman_get_bustag(sc->port_res);
116	sc->an_dev = dev;
117
118	error = an_attach(sc, flags);
119	if (error) {
120		an_release_resources(dev);
121		return (error);
122	}
123
124	error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
125			       NULL, an_intr, sc, &sc->irq_handle);
126	if (error) {
127		an_release_resources(dev);
128		return (error);
129	}
130	return (0);
131}
132
133static device_method_t an_isa_methods[] = {
134	/* Device interface */
135	DEVMETHOD(device_probe,		an_probe_isa),
136	DEVMETHOD(device_attach,	an_attach_isa),
137	DEVMETHOD(device_detach,	an_detach),
138	DEVMETHOD(device_shutdown,	an_shutdown),
139	{ 0, 0 }
140};
141
142static driver_t an_isa_driver = {
143	"an",
144	an_isa_methods,
145	sizeof(struct an_softc)
146};
147
148static devclass_t an_isa_devclass;
149
150DRIVER_MODULE(an, isa, an_isa_driver, an_isa_devclass, 0, 0);
151MODULE_DEPEND(an, isa, 1, 1, 1);
152MODULE_DEPEND(an, wlan, 1, 1, 1);
153