freebsd-dev/sys/dev/sbni/if_sbni_isa.c
Max Khon 937033e904 fix driver name in DRIVER_MODULE
MFC after:	3 days
2002-07-15 05:05:50 +00:00

166 lines
4.4 KiB
C

/*
* Copyright (c) 1997-2001 Granch, Ltd. All rights reserved.
* Author: Denis I.Timofeev <timofeev@granch.ru>
*
* Redistributon 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 NEIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/socket.h>
#include <sys/bus.h>
#include <sys/bus_private.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/rman.h>
#include <net/if.h>
#include <net/ethernet.h>
#include <net/if_arp.h>
#include <isa/isavar.h>
#include <dev/sbni/if_sbnireg.h>
#include <dev/sbni/if_sbnivar.h>
static int sbni_probe_isa(device_t);
static int sbni_attach_isa(device_t);
static device_method_t sbni_isa_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, sbni_probe_isa),
DEVMETHOD(device_attach, sbni_attach_isa),
{ 0, 0 }
};
static driver_t sbni_isa_driver = {
"sbni",
sbni_isa_methods,
sizeof(struct sbni_softc)
};
static devclass_t sbni_isa_devclass;
static struct isa_pnp_id sbni_ids[] = {
{ 0, NULL } /* we have no pnp sbni cards atm. */
};
DRIVER_MODULE(if_sbni, isa, sbni_isa_driver, sbni_isa_devclass, 0, 0);
static int
sbni_probe_isa(device_t dev)
{
struct sbni_softc *sc;
int error;
error = ISA_PNP_PROBE(device_get_parent(dev), dev, sbni_ids);
if (error && error != ENOENT)
return (error);
sc = device_get_softc(dev);
bzero(sc, sizeof(struct sbni_softc));
sc->io_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->io_rid,
0ul, ~0ul, SBNI_PORTS, RF_ACTIVE);
if (!sc->io_res) {
printf("sbni: cannot allocate io ports!\n");
return (ENOENT);
}
sc->base_addr = rman_get_start(sc->io_res);
if (sbni_probe(sc) != 0) {
bus_release_resource(dev, SYS_RES_IOPORT,
sc->io_rid, sc->io_res);
return (ENXIO);
}
device_quiet(dev);
return (0);
}
static int
sbni_attach_isa(device_t dev)
{
struct sbni_softc *sc;
struct sbni_flags flags;
int error;
sc = device_get_softc(dev);
printf("sbni%d: <Granch SBNI12/ISA adapter> port 0x%x",
next_sbni_unit, sc->base_addr);
sc->irq_res = bus_alloc_resource(dev, SYS_RES_IRQ, &sc->irq_rid,
0ul, ~0ul, 1, RF_ACTIVE);
if (sc->irq_res) {
printf(" irq %ld\n", rman_get_start(sc->irq_res));
error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
sbni_intr, sc, &sc->irq_handle);
if (error) {
printf("sbni%d: bus_setup_intr\n", next_sbni_unit);
bus_release_resource(dev, SYS_RES_IOPORT,
sc->io_rid, sc->io_res);
return (error);
}
#ifndef SBNI_DUAL_COMPOUND
} else {
printf("\nsbni%d: irq conflict!\n", next_sbni_unit);
bus_release_resource(dev, SYS_RES_IOPORT,
sc->io_rid, sc->io_res);
return (ENOENT);
}
#else /* SBNI_DUAL_COMPOUND */
sc->link = sbni_headlist;
sbni_headlist = sc;
} else {
struct sbni_softc *master;
if ((master = connect_to_master(sc)) == 0) {
printf("\nsbni%d: failed to alloc irq\n",
next_sbni_unit);
bus_release_resource(dev, SYS_RES_IOPORT,
sc->io_rid, sc->io_res);
return (ENXIO);
} else
printf(" shared irq with sbni%d\n",
master->arpcom.ac_if.if_unit);
}
#endif /* SBNI_DUAL_COMPOUND */
*(u_int32_t*)&flags = device_get_flags(dev);
sbni_attach(sc, next_sbni_unit++, flags);
return (0);
}