FreeBSD/Linux Kernel Cross Reference
sys/dev/tc/if_fta.c

     /*      $NetBSD: if_fta.c,v 1.22 2002/10/02 16:53:03 thorpej Exp $      */
     
     /*-
      * Copyright (c) 1996 Matt Thomas <matt@3am-software.com>
      * 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. The name of the author 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.
     *
     * Id: if_fta.c,v 1.4 1997/03/21 13:45:45 thomas Exp
     *
     */
    
    /*
     * DEC TurboChannel FDDI Controller; code for BSD derived operating systems
     *
     * Written by Matt Thomas
     *
     *   This module supports the DEC DEFTA TurboChannel FDDI Controller
     */
    
    #include <sys/cdefs.h>
    __KERNEL_RCSID(0, "$NetBSD: if_fta.c,v 1.22 2002/10/02 16:53:03 thorpej Exp $");
    
    #include "opt_inet.h"
    
    #include <sys/param.h>
    #include <sys/kernel.h>
    #include <sys/mbuf.h>
    #include <sys/protosw.h>
    #include <sys/socket.h>
    #include <sys/ioctl.h>
    #include <sys/errno.h>
    #include <sys/malloc.h>
    #include <sys/device.h>
    
    #include <net/if.h>
    #include <net/if_types.h>
    #include <net/if_fddi.h>
    
    #ifdef INET
    #include <netinet/in.h>
    #include <netinet/if_inarp.h>
    #endif
    
    #include <dev/tc/tcvar.h>
    #include <dev/ic/pdqvar.h>
    #include <dev/ic/pdqreg.h>
    
    static int
    pdq_tc_match(
        struct device *parent,
        struct cfdata *match,
        void *aux)
    {
        struct tc_attach_args *ta = (struct tc_attach_args *) aux;
    
        if (strncmp("PMAF-F", ta->ta_modname, 6) == 0)
            return 1;
    
        return 0;
    }
    
    static void
    pdq_tc_attach(
        struct device * const parent,
        struct device * const self,
        void * const aux)
    {
        pdq_softc_t * const sc = (pdq_softc_t *) self;
        struct tc_attach_args * const ta = (struct tc_attach_args *) aux;
    
        /*
         * NOTE: sc_bc is an alias for sc_csrtag and sc_membase is an
         * alias for sc_csrhandle.  sc_iobase is not used in this front-end.
         */
        sc->sc_dmatag = ta->ta_dmat;
        sc->sc_csrtag = ta->ta_memt;
        bcopy(sc->sc_dev.dv_xname, sc->sc_if.if_xname, IFNAMSIZ);
        sc->sc_if.if_flags = 0;
        sc->sc_if.if_softc = sc;
    
        if (bus_space_map(sc->sc_csrtag, ta->ta_addr + PDQ_TC_CSR_OFFSET,
                         PDQ_TC_CSR_SPACE, 0, &sc->sc_membase)) {
           printf("\n%s: can't map card memory!\n", sc->sc_dev.dv_xname);
           return;
       }
   
       sc->sc_pdq = pdq_initialize(sc->sc_csrtag, sc->sc_membase,
                                   sc->sc_if.if_xname, 0,
                                   (void *) sc, PDQ_DEFTA);
       if (sc->sc_pdq == NULL) {
           printf("%s: initialization failed\n", sc->sc_dev.dv_xname);
           return;
       }
   
       pdq_ifattach(sc, NULL);
   
       tc_intr_establish(parent, ta->ta_cookie, TC_IPL_NET,
                         (int (*)(void *)) pdq_interrupt, sc->sc_pdq);
   
       sc->sc_ats = shutdownhook_establish((void (*)(void *)) pdq_hwreset, sc->sc_pdq);
       if (sc->sc_ats == NULL)
           printf("%s: warning: couldn't establish shutdown hook\n", self->dv_xname);
   }
   
   CFATTACH_DECL(fta, sizeof(pdq_softc_t),
       pdq_tc_match, pdq_tc_attach, NULL, NULL);

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