freebsd-dev/sys/dev/ep/if_ep_mca.c
2000-09-20 19:31:37 +00:00

165 lines
4.4 KiB
C

/*-
* Copyright (c) 1999 Matthew N. Dodd <winter@jurai.net>
* 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.
*
* 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.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/socket.h>
#include <sys/module.h>
#include <sys/bus.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/rman.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <net/if_media.h>
#include <dev/mca/mca_busreg.h>
#include <dev/mca/mca_busvar.h>
#include <dev/ep/if_epreg.h>
#include <dev/ep/if_epvar.h>
#define EP_MCA_627C 0x627C
#define EP_MCA_627D 0x627D
#define EP_MCA_62DB 0x62db
#define EP_MCA_62F6 0x62f6
#define EP_MCA_62F7 0x62f7
static struct mca_ident ep_mca_devs[] = {
{ EP_MCA_627C, "3Com 3C529 Network Adapter" },
{ EP_MCA_627D, "3Com 3C529-TP Network Adapter" },
/*
* These are from the linux 3c509 driver.
* I have not seen the ADFs for them and have
* not tested or even seen the hardware.
* Someone with the ADFs should replace the names with
* whatever is in the AdapterName field of the ADF.
* (and fix the media setup for the cards as well.)
*/
{ EP_MCA_62DB, "3Com 3c529 EtherLink III (test mode)" },
{ EP_MCA_62F6, "3Com 3c529 EtherLink III (TP or coax)" },
{ EP_MCA_62F7, "3Com 3c529 EtherLink III (TP)" },
{ 0, NULL },
};
#define EP_MCA_IOPORT_POS MCA_ADP_POS(MCA_POS2)
#define EP_MCA_IOPORT_MASK 0xfc
#define EP_MCA_IOPORT_SIZE EP_IOSIZE
#define EP_MCA_IOPORT(pos) ((((u_int32_t)pos & EP_MCA_IOPORT_MASK) \
| 0x02) << 8)
#define EP_MCA_IRQ_POS MCA_ADP_POS(MCA_POS3)
#define EP_MCA_IRQ_MASK 0x0f
#define EP_MCA_IRQ(pos) (pos & EP_MCA_IRQ_MASK)
#define EP_MCA_MEDIA_POS MCA_ADP_POS(MCA_POS2)
#define EP_MCA_MEDIA_MASK 0x03
#define EP_MCA_MEDIA(pos) (pos & EP_MCA_MEDIA_MASK)
static int
ep_mca_probe (device_t dev)
{
const char * desc;
u_int32_t iobase = 0;
u_int8_t irq = 0;
u_int8_t pos;
desc = mca_match_id(mca_get_id(dev), ep_mca_devs);
if (!desc)
return (ENXIO);
device_set_desc(dev, desc);
pos = mca_pos_read(dev, EP_MCA_IOPORT_POS);
iobase = EP_MCA_IOPORT(pos);
pos = mca_pos_read(dev, EP_MCA_IRQ_POS);
irq = EP_MCA_IRQ(pos);
mca_add_iospace(dev, iobase, EP_MCA_IOPORT_SIZE);
mca_add_irq(dev, irq);
return (0);
}
static int
ep_mca_attach (device_t dev)
{
struct ep_softc * sc = device_get_softc(dev);
int error = 0;
if ((error = ep_alloc(dev))) {
device_printf(dev, "ep_alloc() failed! (%d)\n", error);
goto bad;
}
sc->stat = F_ACCESS_32_BITS;
ep_get_media(sc);
GO_WINDOW(0);
SET_IRQ(BASE, rman_get_start(sc->irq));
if ((error = ep_attach(sc))) {
device_printf(dev, "ep_attach() failed! (%d)\n", error);
goto bad;
}
if ((error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET, ep_intr,
sc, &sc->ep_intrhand))) {
device_printf(dev, "bus_setup_intr() failed! (%d)\n", error);
goto bad;
}
return (0);
bad:
ep_free(dev);
return (error);
}
static device_method_t ep_mca_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, ep_mca_probe),
DEVMETHOD(device_attach, ep_mca_attach),
{ 0, 0 }
};
static driver_t ep_mca_driver = {
"ep",
ep_mca_methods,
sizeof(struct ep_softc),
};
static devclass_t ep_devclass;
DRIVER_MODULE(ep, mca, ep_mca_driver, ep_devclass, 0, 0);