FreeBSD/Linux Kernel Cross Reference
sys/dev/podulebus/if_ea.c

     /* $NetBSD: if_ea.c,v 1.9 2002/10/02 16:52:24 thorpej Exp $ */
     
     /*
      * Copyright (c) 2000, 2001 Ben Harris
      * Copyright (c) 1995 Mark Brinicombe
      * 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 Mark Brinicombe.
     * 4. The name of the company nor the name of the author may 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 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.
     */
    /*
     * if_ea.c - Ether3 device driver
     */
    
    #include <sys/cdefs.h>
    __KERNEL_RCSID(0, "$NetBSD: if_ea.c,v 1.9 2002/10/02 16:52:24 thorpej Exp $");
    
    #include <sys/param.h>
    
    #include <sys/device.h>
    #include <sys/socket.h>
    #include <sys/systm.h>
    
    #include <machine/bus.h>
    #include <machine/intr.h>
    
    #include <net/if.h>
    #include <net/if_ether.h>
    
    #include <dev/podulebus/podulebus.h>
    #include <dev/podulebus/podules.h>
    
    #include <dev/podulebus/if_eareg.h>
    #include <dev/ic/seeq8005var.h>
    
    /*
     * per-line info and status
     */
    
    struct ea_softc {
            struct seeq8005_softc   sc_8005;
            void    *sc_ih;
            struct evcnt sc_intrcnt;
    };
    
    /*
     * prototypes
     */
    
    int eaprobe(struct device *, struct cfdata *, void *);
    void eaattach(struct device *, struct device *, void *);
    
    /* driver structure for autoconf */
    
    CFATTACH_DECL(ea, sizeof(struct ea_softc),
        eaprobe, eaattach, NULL, NULL);
    
    /*
     * Probe routine.
     */
    
    /*
     * Probe for the ether3 podule.
     */
    
    int
    eaprobe(struct device *parent, struct cfdata *cf, void *aux)
    {
            struct podulebus_attach_args *pa = aux;
            
            return pa->pa_product == PODULE_ETHER3;
    }
    
    
    /*
    * Attach podule.
    */
   
   void
   eaattach(struct device *parent, struct device *self, void *aux)
   {
           struct ea_softc *sc = (void *)self;
           struct podulebus_attach_args *pa = aux;
           u_int8_t myaddr[ETHER_ADDR_LEN];
           char *ptr;
           int i;
           
   /*      dprintf(("Attaching %s...\n", sc->sc_dev.dv_xname));*/
   
           /* Set the address of the controller for easy access */
           podulebus_shift_tag(pa->pa_mod_t, EA_8005_SHIFT, &sc->sc_8005.sc_iot);
           bus_space_map(sc->sc_8005.sc_iot, pa->pa_mod_base, /* XXX */ 0, 0,
               &sc->sc_8005.sc_ioh);
   
           /* Get the Ethernet address from the device description string. */
           if (pa->pa_descr == NULL) {
                   printf(": No description for Ethernet address\n");
                   return;
           }
           ptr = strchr(pa->pa_descr, '(');
           if (ptr == NULL) {
                   printf(": Ethernet address not found in description\n");
                   return;
           }
           ptr++;
           for (i = 0; i < ETHER_ADDR_LEN; i++) {
                   myaddr[i] = strtoul(ptr, &ptr, 16);
                   if (*ptr++ != (i == ETHER_ADDR_LEN - 1 ? ')' : ':')) {
                           printf(": Bad Ethernet address found in "
                                  "description\n");
                           return;
                   }
           }
   
           printf(":");
           seeq8005_attach(&sc->sc_8005, myaddr, NULL, 0, 0);
   
           /* Claim a podule interrupt */
   
           evcnt_attach_dynamic(&sc->sc_intrcnt, EVCNT_TYPE_INTR, NULL,
               self->dv_xname, "intr");
           sc->sc_ih = podulebus_irq_establish(pa->pa_ih, IPL_NET, seeq8005intr,
               sc, &sc->sc_intrcnt);
   }
   
   /* End of if_ea.c */

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