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/* $OpenBSD: if_ep_isapnp.c,v 1.1 1998/03/20 05:58:08 dgregor Exp $ */
/* $NetBSD: if_ep_isapnp.c,v 1.5 1996/05/12 23:52:36 mycroft Exp $ */
/*
* Copyright (c) 1996 Jason R. Thorpe <thorpej@beer.org>
* Copyright (c) 1994 Herb Peyerl <hpeyerl@beer.org>
* 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 Herb Peyerl.
* 4. The name of Herb Peyerl may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*
* Note: Most of the code here was written by Theo de Raadt originally,
* ie. all the mechanics of probing for all cards on first call and then
* searching for matching devices on subsequent calls.
*/
#include "bpfilter.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/mbuf.h>
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <sys/errno.h>
#include <sys/syslog.h>
#include <sys/select.h>
#include <sys/device.h>
#include <sys/queue.h>
#include <net/if.h>
#include <net/if_dl.h>
#include <net/if_types.h>
#include <net/netisr.h>
#ifdef INET
#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/in_var.h>
#include <netinet/ip.h>
#include <netinet/if_ether.h>
#endif
#if NBPFILTER > 0
#include <net/bpf.h>
#include <net/bpfdesc.h>
#endif
#include <machine/cpu.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <dev/ic/elink3var.h>
#include <dev/ic/elink3reg.h>
#include <dev/isa/isavar.h>
#include <dev/isa/elink.h>
int ep_isapnp_match __P((struct device *, void *, void *));
void ep_isapnp_attach __P((struct device *, struct device *, void *));
struct cfattach ep_isapnp_ca = {
sizeof(struct ep_softc), ep_isapnp_match, ep_isapnp_attach
};
/*
* 3c509 cards on the ISA bus are probed in ethernet address order.
* The probe sequence requires careful orchestration, and we'd like
* like to allow the irq and base address to be wildcarded. So, we
* probe all the cards the first time epprobe() is called. On subsequent
* calls we look for matching cards.
*/
int
ep_isapnp_match(parent, match, aux)
struct device *parent;
void *match, *aux;
{
/* XXX This should be more intelligent */
return 1;
}
void
ep_isapnp_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct ep_softc *sc = (void *)self;
struct isa_attach_args *ia = aux;
bus_space_tag_t iot = ia->ia_iot;
bus_space_handle_t ioh;
int chipset;
sc->sc_iot = iot = ia->ia_iot;
sc->sc_ioh = ioh = ia->ipa_io[0].h;
sc->bustype = EP_BUS_ISA;
/* XXX This probably isn't right. We should use the PnP ID instead. */
chipset = htons(epreadeeprom(iot, ioh, EEPROM_PROD_ID));
if ((chipset & 0xfff0) == PROD_ID_3C509) {
printf(": 3Com 3C509 Ethernet");
epconfig(sc, EP_CHIPSET_3C509);
} else {
/*
* XXX: Maybe a 3c515, but the check in ep_isapnp_probe looks
* at the moment only for a 3c509.
*/
printf(": unknown card %04x", chipset);
epconfig(sc, EP_CHIPSET_UNKNOWN);
}
sc->sc_ih = isa_intr_establish(ia->ia_ic, ia->ia_irq, IST_EDGE,
IPL_NET, epintr, sc, sc->sc_dev.dv_xname);
}
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