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if_eb.c revision 1.1.2.2 
      1 /* $NetBSD: if_eb.c,v 1.1.2.2 2001/03/25 01:09:37 bjh21 Exp $ */
      2 
      3 /*
      4  * Copyright (c) 2000, 2001 Ben Harris
      5  * Copyright (c) 1995 Mark Brinicombe
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. All advertising materials mentioning features or use of this software
     17  *    must display the following acknowledgement:
     18  *	This product includes software developed by Mark Brinicombe.
     19  * 4. The name of the company nor the name of the author may be used to
     20  *    endorse or promote products derived from this software without specific
     21  *    prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
     24  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     25  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     26  * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
     27  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     28  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     29  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 /*
     36  * if_eb.c - EtherB device driver
     37  */
     38 
     39 #include <sys/param.h>
     40 
     41 __RCSID("$NetBSD: if_eb.c,v 1.1.2.2 2001/03/25 01:09:37 bjh21 Exp $");
     42 
     43 #include <sys/device.h>
     44 #include <sys/socket.h>
     45 #include <sys/systm.h>
     46 
     47 #include <machine/bus.h>
     48 #include <machine/intr.h>
     49 
     50 #include <net/if.h>
     51 #include <net/if_ether.h>
     52 
     53 #include <dev/podulebus/podulebus.h>
     54 #include <dev/podulebus/podules.h>
     55 
     56 #include <dev/podulebus/if_ebreg.h>
     57 #include <dev/ic/seeq8005var.h>
     58 
     59 /*
     60  * per-line info and status
     61  */
     62 
     63 struct eb_softc {
     64 	struct seeq8005_softc	sc_8005;
     65 	void	*sc_ih;
     66 	struct evcnt sc_intrcnt;
     67 };
     68 
     69 /*
     70  * prototypes
     71  */
     72 
     73 int ebprobe(struct device *, struct cfdata *, void *);
     74 void ebattach(struct device *, struct device *, void *);
     75 
     76 /* driver structure for autoconf */
     77 
     78 struct cfattach eb_ca = {
     79 	sizeof(struct eb_softc), ebprobe, ebattach
     80 };
     81 
     82 /*
     83  * Probe routine.
     84  */
     85 
     86 /*
     87  * Probe for the ether3 podule.
     88  */
     89 
     90 int
     91 ebprobe(struct device *parent, struct cfdata *cf, void *aux)
     92 {
     93 	struct podulebus_attach_args *pa = aux;
     94 
     95 	if (matchpodule(pa, MANUFACTURER_ANT, PODULE_ANT_ETHERB, -1) == 0)
     96 		return 0;
     97 
     98 	return 1;
     99 }
    100 
    101 
    102 /*
    103  * Attach podule.
    104  */
    105 
    106 void
    107 ebattach(struct device *parent, struct device *self, void *aux)
    108 {
    109 	struct eb_softc *sc = (void *)self;
    110 	struct podulebus_attach_args *pa = aux;
    111 	u_int8_t myaddr[ETHER_ADDR_LEN];
    112 
    113 /*	dprintf(("Attaching %s...\n", sc->sc_dev.dv_xname));*/
    114 
    115 	/* Set the address of the controller for easy access */
    116 	podulebus_shift_tag(pa->pa_mod_t, EB_8004_SHIFT, &sc->sc_8005.sc_iot);
    117 	bus_space_map(sc->sc_8005.sc_iot, pa->pa_mod_base + EB_8004_BASE,
    118 	    /* XXX */ 0, 0, &sc->sc_8005.sc_ioh);
    119 
    120 	/*
    121 	 * Build the address from the machine id.
    122 	 */
    123 	netslot_ea(myaddr);
    124 
    125 	printf(":");
    126 	seeq8005_attach(&sc->sc_8005, myaddr, NULL, 0, 0);
    127 
    128 	/* Claim a podule interrupt */
    129 
    130 	evcnt_attach_dynamic(&sc->sc_intrcnt, EVCNT_TYPE_INTR, NULL,
    131 	    self->dv_xname, "intr");
    132 	sc->sc_ih = podulebus_irq_establish(pa->pa_ih, IPL_NET, seeq8005intr,
    133 	    sc, &sc->sc_intrcnt);
    134 }
    135 
    136 /* End of if_eb.c */
    137