diff options
Diffstat (limited to 'sys/dev/isa/if_ep_isapnp.c')
| -rw-r--r-- | sys/dev/isa/if_ep_isapnp.c | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/sys/dev/isa/if_ep_isapnp.c b/sys/dev/isa/if_ep_isapnp.c new file mode 100644 index 00000000000..8ef80e6525b --- /dev/null +++ b/sys/dev/isa/if_ep_isapnp.c @@ -0,0 +1,134 @@ +/* $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); +} |