FreeBSD/Linux Kernel Cross Reference
sys/dev/isa/if_le_isapnp.c

     /*      $OpenBSD: if_le_isapnp.c,v 1.15 2022/04/06 18:59:28 naddy Exp $ */
     /*      $NetBSD: if_le_isa.c,v 1.2 1996/05/12 23:52:56 mycroft Exp $    */
     
     /*-
      * Copyright (c) 1995 Charles M. Hannum.  All rights reserved.
      * Copyright (c) 1992, 1993
      *      The Regents of the University of California.  All rights reserved.
      *
      * This code is derived from software contributed to Berkeley by
     * Ralph Campbell and Rick Macklem.
     *
     * 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. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS 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_le.c     8.2 (Berkeley) 11/16/93
     */
    
    #include "bpfilter.h"
    #include "isadma.h"
    
    #include <sys/param.h>
    #include <sys/systm.h>
    #include <sys/mbuf.h>
    #include <sys/syslog.h>
    #include <sys/socket.h>
    #include <sys/device.h>
    
    #include <net/if.h>
    #include <net/if_media.h>
    
    #include <netinet/in.h>
    #include <netinet/if_ether.h>
    
    #include <machine/cpu.h>
    #include <machine/intr.h>
    
    #include <dev/isa/isareg.h>
    #include <dev/isa/isavar.h>
    #include <dev/isa/isadmavar.h>
    
    #include <dev/ic/lancereg.h>
    #include <dev/ic/lancevar.h>
    #include <dev/ic/am7990reg.h>
    #include <dev/ic/am7990var.h>
    
    #include <dev/isa/if_levar.h>
    
    int     le_isapnp_match(struct device *, void *, void *);
    void    le_isapnp_attach(struct device *, struct device *, void *);
    
    const struct cfattach le_isapnp_ca = {
            sizeof(struct le_softc), le_isapnp_match, le_isapnp_attach
    };
    
    int
    le_isapnp_match(struct device *parent, void *match, void *aux)
    {
            return 1;
    }
    
    void
    le_isapnp_attach(struct device *parent, struct device *self, void *aux)
    {
            struct le_softc *lesc = (void *)self;
            struct isa_attach_args *ia = aux;
            struct lance_softc *sc = &lesc->sc_am7990.lsc;
            bus_space_tag_t iot = lesc->sc_iot;
            bus_space_handle_t ioh = lesc->sc_ioh;
            int i;
    
            lesc->sc_iot = iot = ia->ia_iot;
            lesc->sc_ioh = ioh = ia->ipa_io[0].h;
            lesc->sc_rap = NE2100_RAP;
            lesc->sc_rdp = NE2100_RDP;
            lesc->sc_card = NE2100;
    
            /*
             * Extract the physical MAC address from the ROM.
            */
           for (i = 0; i < sizeof(sc->sc_arpcom.ac_enaddr); i++)
                   sc->sc_arpcom.ac_enaddr[i] = bus_space_read_1(iot, ioh, i);
   
           sc->sc_mem = malloc(16384, M_DEVBUF, M_NOWAIT);
           if (sc->sc_mem == 0) {
                   printf(": couldn't allocate memory for card\n");
                   return;
           }
   
           sc->sc_conf3 = 0;
           sc->sc_addr = kvtop(sc->sc_mem);
           sc->sc_memsize = 16384;
   
           sc->sc_copytodesc = lance_copytobuf_contig;
           sc->sc_copyfromdesc = lance_copyfrombuf_contig;
           sc->sc_copytobuf = lance_copytobuf_contig;
           sc->sc_copyfrombuf = lance_copyfrombuf_contig;
           sc->sc_zerobuf = lance_zerobuf_contig;
   
           sc->sc_rdcsr = le_isa_rdcsr;
           sc->sc_wrcsr = le_isa_wrcsr;
           sc->sc_hwreset = NULL;
           sc->sc_hwinit = NULL;
   
           am7990_config(&lesc->sc_am7990);
   
   #if NISADMA > 0
           if (ia->ia_drq != DRQUNK)
                   isadma_cascade(ia->ia_drq);
   #endif
   
           lesc->sc_ih = isa_intr_establish(ia->ia_ic, ia->ia_irq, IST_EDGE,
               IPL_NET, le_isa_intredge, sc, sc->sc_dev.dv_xname);
   }

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