152 lines
3.9 KiB
C
152 lines
3.9 KiB
C
/*-
|
|
* Copyright (c) 1995, David Greenman
|
|
* All rights reserved.
|
|
*
|
|
* 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 unmodified, 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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/cdefs.h>
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
/*
|
|
* National Semiconductor DP8393X SONIC Driver
|
|
*
|
|
* This is the PC Card attachment on FreeBSD
|
|
* written by Motomichi Matsuzaki <mzaki@e-mail.ne.jp> and
|
|
* Hiroshi Yamashita <bluemoon@msj.biglobe.ne.jp>
|
|
*/
|
|
|
|
#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_arp.h>
|
|
#include <net/if_media.h>
|
|
|
|
|
|
#include <dev/snc/dp83932var.h>
|
|
#include <dev/snc/if_sncvar.h>
|
|
#include <dev/snc/if_sncreg.h>
|
|
|
|
/*
|
|
* PC Card (PCMCIA) specific code.
|
|
*/
|
|
static int snc_pccard_probe(device_t);
|
|
static int snc_pccard_attach(device_t);
|
|
static int snc_pccard_detach(device_t);
|
|
|
|
|
|
static device_method_t snc_pccard_methods[] = {
|
|
/* Device interface */
|
|
DEVMETHOD(device_probe, snc_pccard_probe),
|
|
DEVMETHOD(device_attach, snc_pccard_attach),
|
|
DEVMETHOD(device_detach, snc_pccard_detach),
|
|
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static driver_t snc_pccard_driver = {
|
|
"snc",
|
|
snc_pccard_methods,
|
|
sizeof(struct snc_softc)
|
|
};
|
|
|
|
DRIVER_MODULE(snc, pccard, snc_pccard_driver, snc_devclass, 0, 0);
|
|
MODULE_DEPEND(snc, ether, 1, 1, 1);
|
|
|
|
/*
|
|
* snc_pccard_detach - detach this instance from the device.
|
|
*/
|
|
static int
|
|
snc_pccard_detach(device_t dev)
|
|
{
|
|
struct snc_softc *sc = device_get_softc(dev);
|
|
struct ifnet *ifp = sc->sc_ifp;
|
|
|
|
if (sc->gone) {
|
|
device_printf(dev, "already unloaded\n");
|
|
return (0);
|
|
}
|
|
sncshutdown(sc);
|
|
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
|
|
if_detach(ifp);
|
|
sc->gone = 1;
|
|
bus_teardown_intr(dev, sc->irq, sc->irq_handle);
|
|
snc_release_resources(dev);
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Probe the pccard.
|
|
*/
|
|
static int
|
|
snc_pccard_probe(device_t dev)
|
|
{
|
|
int error;
|
|
|
|
error = snc_alloc_port(dev, 0);
|
|
error = max(error, snc_alloc_memory(dev, 0));
|
|
error = max(error, snc_alloc_irq(dev, 0, 0));
|
|
|
|
if (!error && !snc_probe(dev, SNEC_TYPE_PNP))
|
|
error = ENOENT;
|
|
|
|
snc_release_resources(dev);
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
snc_pccard_attach(device_t dev)
|
|
{
|
|
struct snc_softc *sc = device_get_softc(dev);
|
|
int error;
|
|
|
|
bzero(sc, sizeof(struct snc_softc));
|
|
|
|
snc_alloc_port(dev, 0);
|
|
snc_alloc_memory(dev, 0);
|
|
snc_alloc_irq(dev, 0, 0);
|
|
|
|
error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET,
|
|
sncintr, sc, &sc->irq_handle);
|
|
if (error) {
|
|
printf("snc_isa_attach: bus_setup_intr() failed\n");
|
|
snc_release_resources(dev);
|
|
return (error);
|
|
}
|
|
|
|
/* This interface is always enabled. */
|
|
sc->sc_enabled = 1;
|
|
|
|
/* pccard_get_ether(dev, ether_addr); */
|
|
|
|
return snc_attach(dev);
|
|
}
|