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.
22 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
23 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
24 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
25 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
35 #include <sys/param.h>
36 #include <sys/systm.h>
37 #include <sys/socket.h>
38 #include <sys/kernel.h>
39 #include <sys/malloc.h>
41 #include <sys/module.h>
44 #include <machine/bus.h>
46 #include <machine/resource.h>
49 #include <net/if_var.h>
50 #include <net/if_arc.h>
52 #include <dev/cm/smc90cx6reg.h>
53 #include <dev/cm/smc90cx6var.h>
55 static int cm_isa_probe (device_t);
56 static int cm_isa_attach (device_t);
62 struct cm_softc *sc = device_get_softc(dev);
66 sc->port_res = bus_alloc_resource_anywhere(
67 dev, SYS_RES_IOPORT, &rid, CM_IO_PORTS, RF_ACTIVE);
68 if (sc->port_res == NULL)
71 if (GETREG(CMSTAT) == 0xff) {
72 cm_release_resources(dev);
77 sc->mem_res = bus_alloc_resource_anywhere(
78 dev, SYS_RES_MEMORY, &rid, CM_MEM_SIZE, RF_ACTIVE);
79 if (sc->mem_res == NULL) {
80 cm_release_resources(dev);
85 sc->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE);
86 if (sc->irq_res == NULL) {
87 cm_release_resources(dev);
98 struct cm_softc *sc = device_get_softc(dev);
101 /* init mtx and setup interrupt */
102 mtx_init(&sc->sc_mtx, device_get_nameunit(dev),
103 MTX_NETWORK_LOCK, MTX_DEF);
104 error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET | INTR_MPSAFE,
105 NULL, cmintr, sc, &sc->irq_handle);
110 error = cm_attach(dev);
117 mtx_destroy(&sc->sc_mtx);
118 cm_release_resources(dev);
123 cm_isa_detach(device_t dev)
125 struct cm_softc *sc = device_get_softc(dev);
126 struct ifnet *ifp = sc->sc_ifp;
128 /* stop and detach */
131 ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
134 callout_drain(&sc->sc_recon_ch);
137 /* teardown interrupt, destroy mtx and release resources */
138 bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
139 mtx_destroy(&sc->sc_mtx);
141 cm_release_resources(dev);
143 bus_generic_detach(dev);
147 static device_method_t cm_isa_methods[] = {
148 /* Device interface */
149 DEVMETHOD(device_probe, cm_isa_probe),
150 DEVMETHOD(device_attach, cm_isa_attach),
151 DEVMETHOD(device_detach, cm_isa_detach),
156 static driver_t cm_isa_driver = {
159 sizeof(struct cm_softc)
162 DRIVER_MODULE(cm, isa, cm_isa_driver, cm_devclass, 0, 0);
163 MODULE_DEPEND(cm, isa, 1, 1, 1);