if_cm_isa.c revision 147256 
1/*	$NetBSD: if_bah_zbus.c,v 1.6 2000/01/23 21:06:12 aymeric Exp $ */
2
3#include <sys/cdefs.h>
4__FBSDID("$FreeBSD: head/sys/dev/cm/if_cm_isa.c 147256 2005-06-10 16:49:24Z brooks $");
5
6/*-
7 * Copyright (c) 1994, 1995, 1998 The NetBSD Foundation, Inc.
8 * All rights reserved.
9 *
10 * This code is derived from software contributed to The NetBSD Foundation
11 * by Ignatios Souvatzis.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 *    notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 *    notice, this list of conditions and the following disclaimer in the
20 *    documentation and/or other materials provided with the distribution.
21 * 3. All advertising materials mentioning features or use of this software
22 *    must display the following acknowledgement:
23 *        This product includes software developed by the NetBSD
24 *        Foundation, Inc. and its contributors.
25 * 4. Neither the name of The NetBSD Foundation nor the names of its
26 *    contributors may be used to endorse or promote products derived
27 *    from this software without specific prior written permission.
28 *
29 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
30 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
31 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
32 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
33 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
34 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
35 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
36 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
37 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
39 * POSSIBILITY OF SUCH DAMAGE.
40 */
41
42#include <sys/param.h>
43#include <sys/systm.h>
44#include <sys/socket.h>
45#include <sys/kernel.h>
46
47#include <sys/module.h>
48#include <sys/bus.h>
49
50#include <machine/bus.h>
51
52#include <net/if.h>
53#include <net/if_arc.h>
54
55#include <dev/cm/smc90cx6var.h>
56
57static int cm_isa_probe		(device_t);
58static int cm_isa_attach	(device_t);
59
60static int
61cm_isa_probe(dev)
62	device_t dev;
63{
64	struct cm_softc *sc = device_get_softc(dev);
65	int error;
66
67	bzero(sc, sizeof(struct cm_softc));
68
69	error = cm_probe(dev);
70	if (error == 0)
71		goto end;
72
73end:
74	if (error == 0)
75		error = cm_alloc_irq(dev, 0);
76
77	cm_release_resources(dev);
78	return (error);
79}
80
81static int
82cm_isa_attach(dev)
83	device_t dev;
84{
85	struct cm_softc *sc = device_get_softc(dev);
86	int error;
87
88	cm_alloc_port(dev, sc->port_rid, sc->port_used);
89	cm_alloc_memory(dev, sc->mem_rid, sc->mem_used);
90	cm_alloc_irq(dev, sc->irq_rid);
91
92	error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
93			       cmintr, sc, &sc->irq_handle);
94	if (error) {
95		cm_release_resources(dev);
96		return (error);
97	}
98
99	return cm_attach(dev);
100}
101
102static int
103cm_isa_detach(device_t dev)
104{
105	struct cm_softc *sc = device_get_softc(dev);
106	struct ifnet *ifp = sc->sc_ifp;
107	int s;
108
109	cm_stop(sc);
110	ifp->if_flags &= ~IFF_RUNNING;
111
112	s = splimp();
113	arc_ifdetach(ifp);
114	if_free(ifp);
115	splx(s);
116
117	bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
118	cm_release_resources(dev);
119
120	return (0);
121}
122
123static device_method_t cm_isa_methods[] = {
124	/* Device interface */
125	DEVMETHOD(device_probe,		cm_isa_probe),
126	DEVMETHOD(device_attach,	cm_isa_attach),
127	DEVMETHOD(device_detach,	cm_isa_detach),
128
129	{ 0, 0 }
130};
131
132static driver_t cm_isa_driver = {
133	"cm",
134	cm_isa_methods,
135	sizeof(struct cm_softc)
136};
137
138DRIVER_MODULE(cm, isa, cm_isa_driver, cm_devclass, 0, 0);
139MODULE_DEPEND(cm, isa, 1, 1, 1);
140