freebsd-dev/sys/dev/an/if_an_isa.c

172 lines
4.5 KiB
C
Raw Normal View History

/*
* Copyright (c) 1997, 1998, 1999
* Bill Paul <wpaul@ctr.columbia.edu>. 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, 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 Bill Paul.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY Bill Paul 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 Bill Paul OR THE VOICES IN HIS HEAD
* 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.
*/
/*
* Aironet 4500/4800 802.11 PCMCIA/ISA/PCI driver for FreeBSD.
*
* Written by Bill Paul <wpaul@ctr.columbia.edu>
* Electrical Engineering Department
* Columbia University, New York City
*/
2003-04-03 21:36:33 +00:00
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "opt_inet.h"
2003-04-03 21:36:33 +00:00
#ifdef INET
#define ANCACHE
#endif
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/sockio.h>
#include <sys/mbuf.h>
#include <sys/kernel.h>
#include <sys/socket.h>
#include <sys/module.h>
#include <sys/bus.h>
#include <machine/bus.h>
#include <sys/rman.h>
#include <machine/resource.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <net/ethernet.h>
#include <net/if_dl.h>
#include <net/if_types.h>
#include <net/if_media.h>
#include <isa/isavar.h>
#include <isa/pnpvar.h>
#include <dev/an/if_aironet_ieee.h>
#include <dev/an/if_anreg.h>
static struct isa_pnp_id an_ids[] = {
{ 0x0100ec06, "Aironet ISA4500/ISA4800" },
{ 0, NULL }
};
2002-03-20 02:08:01 +00:00
static int an_probe_isa (device_t);
static int an_attach_isa (device_t);
static int an_detach_isa (device_t);
static int
an_probe_isa(dev)
device_t dev;
{
int error = 0;
error = ISA_PNP_PROBE(device_get_parent(dev), dev, an_ids);
if (error == ENXIO)
return(error);
error = an_probe(dev);
an_release_resources(dev);
if (error == 0)
return (ENXIO);
error = an_alloc_irq(dev, 0, 0);
an_release_resources(dev);
if (!error)
device_set_desc(dev, "Aironet ISA4500/ISA4800");
return (error);
}
static int
an_attach_isa(dev)
device_t dev;
{
struct an_softc *sc = device_get_softc(dev);
int flags = device_get_flags(dev);
int error;
an_alloc_port(dev, sc->port_rid, 1);
an_alloc_irq(dev, sc->irq_rid, 0);
sc->an_bhandle = rman_get_bushandle(sc->port_res);
sc->an_btag = rman_get_bustag(sc->port_res);
sc->an_dev = dev;
error = an_attach(sc, device_get_unit(dev), flags);
if (error) {
an_release_resources(dev);
return (error);
}
error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
an_intr, sc, &sc->irq_handle);
if (error) {
an_release_resources(dev);
return (error);
}
return (0);
}
static int
an_detach_isa(device_t dev)
{
struct an_softc *sc = device_get_softc(dev);
struct ifnet *ifp = &sc->arpcom.ac_if;
an_stop(sc);
ifmedia_removeall(&sc->an_ifmedia);
ether_ifdetach(ifp);
bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
an_release_resources(dev);
return (0);
}
static device_method_t an_isa_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, an_probe_isa),
DEVMETHOD(device_attach, an_attach_isa),
DEVMETHOD(device_detach, an_detach_isa),
DEVMETHOD(device_shutdown, an_shutdown),
{ 0, 0 }
};
static driver_t an_isa_driver = {
"an",
an_isa_methods,
sizeof(struct an_softc)
};
static devclass_t an_isa_devclass;
DRIVER_MODULE(an, isa, an_isa_driver, an_isa_devclass, 0, 0);
MODULE_DEPEND(an, isa, 1, 1, 1);
MODULE_DEPEND(an, wlan, 1, 1, 1);