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author | Max Khon <fjoe@FreeBSD.org> | 2002-01-08 20:03:13 +0000 |
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committer | Max Khon <fjoe@FreeBSD.org> | 2002-01-08 20:03:13 +0000 |
commit | eda6ecb22ae180c80e349f090a111a7edc8f8c01 (patch) | |
tree | bb285377f57f0c2656c28eaca30fbc3434b7cb8a /sys/dev/cm/if_cm_isa.c | |
parent | b8f52f738a2fc5a6d83ea62d915c4889c7ae5ba2 (diff) | |
download | src-eda6ecb22ae180c80e349f090a111a7edc8f8c01.tar.gz src-eda6ecb22ae180c80e349f090a111a7edc8f8c01.zip |
- generic Arcnet framework
- device driver for SMC COM90cx6 Arcnet network adapters
Obtained from: NetBSD
Notes
Notes:
svn path=/head/; revision=89099
Diffstat (limited to 'sys/dev/cm/if_cm_isa.c')
-rw-r--r-- | sys/dev/cm/if_cm_isa.c | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/sys/dev/cm/if_cm_isa.c b/sys/dev/cm/if_cm_isa.c new file mode 100644 index 000000000000..8af2dfff937c --- /dev/null +++ b/sys/dev/cm/if_cm_isa.c @@ -0,0 +1,135 @@ +/* $NetBSD: if_bah_zbus.c,v 1.6 2000/01/23 21:06:12 aymeric Exp $ */ +/* $FreeBSD$ */ + +/*- + * Copyright (c) 1994, 1995, 1998 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Ignatios Souvatzis. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/socket.h> +#include <sys/kernel.h> + +#include <sys/module.h> +#include <sys/bus.h> + +#include <machine/bus.h> + +#include <net/if.h> +#include <net/if_arc.h> + +#include <dev/cm/smc90cx6var.h> + +static int cm_isa_probe __P((device_t)); +static int cm_isa_attach __P((device_t)); + +static int +cm_isa_probe(dev) + device_t dev; +{ + struct cm_softc *sc = device_get_softc(dev); + int error; + + bzero(sc, sizeof(struct cm_softc)); + + error = cm_probe(dev); + if (error == 0) + goto end; + +end: + if (error == 0) + error = cm_alloc_irq(dev, 0); + + cm_release_resources(dev); + return (error); +} + +static int +cm_isa_attach(dev) + device_t dev; +{ + struct cm_softc *sc = device_get_softc(dev); + int error; + + cm_alloc_port(dev, sc->port_rid, sc->port_used); + cm_alloc_memory(dev, sc->mem_rid, sc->mem_used); + cm_alloc_irq(dev, sc->irq_rid); + + error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET, + cmintr, sc, &sc->irq_handle); + if (error) { + cm_release_resources(dev); + return (error); + } + + return cm_attach(sc, device_get_unit(dev)); +} + +static int +cm_isa_detach(device_t dev) +{ + struct cm_softc *sc = device_get_softc(dev); + struct ifnet *ifp = &sc->sc_arccom.ac_if; + int s; + + cm_stop(sc); + ifp->if_flags &= ~IFF_RUNNING; + + s = splimp(); + arc_ifdetach(&sc->sc_arccom.ac_if); + splx(s); + + bus_teardown_intr(dev, sc->irq_res, sc->irq_handle); + cm_release_resources(dev); + + return (0); +} + +static device_method_t cm_isa_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, cm_isa_probe), + DEVMETHOD(device_attach, cm_isa_attach), + DEVMETHOD(device_detach, cm_isa_detach), + + { 0, 0 } +}; + +static driver_t cm_isa_driver = { + "cm", + cm_isa_methods, + sizeof(struct cm_softc) +}; + +DRIVER_MODULE(if_cm, isa, cm_isa_driver, cm_devclass, 0, 0); |