1 /* $NetBSD: if_bah_zbus.c,v 1.6 2000/01/23 21:06:12 aymeric Exp $ */
7 * Copyright (c) 1994, 1995, 1998 The NetBSD Foundation, Inc.
10 * This code is derived from software contributed to The NetBSD Foundation
11 * by Ignatios Souvatzis.
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
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.
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.
42 #include <sys/param.h>
43 #include <sys/systm.h>
44 #include <sys/socket.h>
45 #include <sys/kernel.h>
47 #include <sys/module.h>
50 #include <machine/bus.h>
52 #include <machine/resource.h>
55 #include <net/if_arc.h>
57 #include <dev/cm/smc90cx6reg.h>
58 #include <dev/cm/smc90cx6var.h>
60 static int cm_isa_probe (device_t);
61 static int cm_isa_attach (device_t);
67 struct cm_softc *sc = device_get_softc(dev);
71 sc->port_res = bus_alloc_resource(
72 dev, SYS_RES_IOPORT, &rid, 0ul, ~0ul, CM_IO_PORTS, RF_ACTIVE);
73 if (sc->port_res == NULL)
76 if (GETREG(CMSTAT) == 0xff) {
77 cm_release_resources(dev);
82 sc->mem_res = bus_alloc_resource(
83 dev, SYS_RES_MEMORY, &rid, 0ul, ~0ul, CM_MEM_SIZE, RF_ACTIVE);
84 if (sc->mem_res == NULL) {
85 cm_release_resources(dev);
90 sc->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE);
91 if (sc->irq_res == NULL) {
92 cm_release_resources(dev);
103 struct cm_softc *sc = device_get_softc(dev);
106 /* init mtx and setup interrupt */
107 mtx_init(&sc->sc_mtx, device_get_nameunit(dev),
108 MTX_NETWORK_LOCK, MTX_DEF);
109 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET | INTR_MPSAFE,
110 NULL, cmintr, sc, &sc->irq_handle);
115 error = cm_attach(dev);
122 mtx_destroy(&sc->sc_mtx);
123 cm_release_resources(dev);
128 cm_isa_detach(device_t dev)
130 struct cm_softc *sc = device_get_softc(dev);
131 struct ifnet *ifp = sc->sc_ifp;
133 /* stop and detach */
136 ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
139 callout_drain(&sc->sc_recon_ch);
142 /* teardown interrupt, destroy mtx and release resources */
143 bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
144 mtx_destroy(&sc->sc_mtx);
146 cm_release_resources(dev);
148 bus_generic_detach(dev);
152 static device_method_t cm_isa_methods[] = {
153 /* Device interface */
154 DEVMETHOD(device_probe, cm_isa_probe),
155 DEVMETHOD(device_attach, cm_isa_attach),
156 DEVMETHOD(device_detach, cm_isa_detach),
161 static driver_t cm_isa_driver = {
164 sizeof(struct cm_softc)
167 DRIVER_MODULE(cm, isa, cm_isa_driver, cm_devclass, 0, 0);
168 MODULE_DEPEND(cm, isa, 1, 1, 1);