Home | History | Annotate | Line # | Download | only in isapnp
if_an_isapnp.c revision 1.3.2.1 
      1 /*	$NetBSD: if_an_isapnp.c,v 1.3.2.1 2002/01/10 19:55:51 thorpej Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Jason R. Thorpe.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by the NetBSD
     21  *	Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 /*
     40  * ISAPnP bus front-end for the Aironet ISA4500/ISA4800 Wireless LAN Adapter.
     41  * Unlike WaveLAN, this adapter is attached as an ISA device using an address
     42  * decoder hack.
     43  */
     44 
     45 #include <sys/cdefs.h>
     46 __KERNEL_RCSID(0, "$NetBSD: if_an_isapnp.c,v 1.3.2.1 2002/01/10 19:55:51 thorpej Exp $");
     47 
     48 #include <sys/param.h>
     49 #include <sys/systm.h>
     50 #include <sys/mbuf.h>
     51 #include <sys/malloc.h>
     52 #include <sys/kernel.h>
     53 #include <sys/socket.h>
     54 #include <sys/ioctl.h>
     55 #include <sys/errno.h>
     56 #include <sys/device.h>
     57 #include <sys/callout.h>
     58 
     59 #include <net/if.h>
     60 #include <net/if_dl.h>
     61 #include <net/if_media.h>
     62 #include <net/if_ether.h>
     63 #include <net/if_ieee80211.h>
     64 
     65 #include <machine/bus.h>
     66 #include <machine/intr.h>
     67 
     68 #include <dev/ic/anreg.h>
     69 #include <dev/ic/anvar.h>
     70 
     71 #include <dev/isa/isavar.h>
     72 
     73 #include <dev/isapnp/isapnpreg.h>
     74 #include <dev/isapnp/isapnpvar.h>
     75 #include <dev/isapnp/isapnpdevs.h>
     76 
     77 int	an_isapnp_match(struct device *, struct cfdata *, void *);
     78 void	an_isapnp_attach(struct device *, struct device *, void *);
     79 
     80 struct an_isapnp_softc {
     81 	struct an_softc sc_an;			/* real "an" softc */
     82 
     83 	/* ISA-specific goo. */
     84 	void	*sc_ih;				/* interrupt cookie */
     85 };
     86 
     87 struct cfattach an_isapnp_ca = {
     88 	sizeof(struct an_isapnp_softc), an_isapnp_match, an_isapnp_attach
     89 };
     90 
     91 int
     92 an_isapnp_match(struct device *parent, struct cfdata *match, void *aux)
     93 {
     94 	int pri, variant;
     95 
     96 	pri = isapnp_devmatch(aux, &isapnp_an_devinfo, &variant);
     97 	if (pri && variant > 0)
     98 		pri = 0;
     99 	return (pri);
    100 }
    101 
    102 void
    103 an_isapnp_attach(struct device *parent, struct device *self, void *aux)
    104 {
    105 	struct an_isapnp_softc *isc = (void *) self;
    106 	struct an_softc *sc = &isc->sc_an;
    107 	struct isapnp_attach_args *ipa = aux;
    108 
    109 	printf("\n");
    110 
    111 	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
    112 		printf("%s: can't configure isapnp resources\n",
    113 		    sc->an_dev.dv_xname);
    114 		return;
    115 	}
    116 
    117 	sc->an_btag = ipa->ipa_iot;
    118 	sc->an_bhandle = ipa->ipa_io[0].h;
    119 
    120 	printf("%s: %s %s\n", sc->an_dev.dv_xname, ipa->ipa_devident,
    121 	    ipa->ipa_devclass);
    122 
    123 	/* This interface is always enabled. */
    124 	sc->sc_enabled = 1;
    125 
    126 	/* Establish the interrupt handler. */
    127 	isc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
    128 	    ipa->ipa_irq[0].type, IPL_NET, an_intr, sc);
    129 	if (isc->sc_ih == NULL)
    130 		printf("%s: couldn't establish interrupt handler\n",
    131 		    sc->an_dev.dv_xname);
    132 
    133 	if (an_attach(sc) != 0) {
    134 		printf("%s: failed to attach controller\n",
    135 		    sc->an_dev.dv_xname);
    136 		isa_intr_disestablish(ipa->ipa_ic, isc->sc_ih);
    137 		isc->sc_ih = NULL;
    138 	}
    139 }
    140