The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/an/if_an_isa.c

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    1 /*-
    2  * Copyright (c) 1997, 1998, 1999
    3  *      Bill Paul <wpaul@ctr.columbia.edu>.  All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  * 3. All advertising materials mentioning features or use of this software
   14  *    must display the following acknowledgement:
   15  *      This product includes software developed by Bill Paul.
   16  * 4. Neither the name of the author nor the names of any co-contributors
   17  *    may be used to endorse or promote products derived from this software
   18  *    without specific prior written permission.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
   21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   23  * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
   24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
   30  * THE POSSIBILITY OF SUCH DAMAGE.
   31  */
   32 /*
   33  * Aironet 4500/4800 802.11 PCMCIA/ISA/PCI driver for FreeBSD.
   34  *
   35  * Written by Bill Paul <wpaul@ctr.columbia.edu>
   36  * Electrical Engineering Department
   37  * Columbia University, New York City
   38  */
   39 
   40 #include <sys/cdefs.h>
   41 __FBSDID("$FreeBSD$");
   42 
   43 #include "opt_inet.h"
   44 
   45 #ifdef INET
   46 #define ANCACHE
   47 #endif
   48 
   49 #include <sys/param.h>
   50 #include <sys/systm.h>
   51 #include <sys/sockio.h>
   52 #include <sys/mbuf.h>
   53 #include <sys/kernel.h>
   54 #include <sys/socket.h>
   55 
   56 #include <sys/module.h>
   57 #include <sys/bus.h>
   58 #include <machine/bus.h>
   59 #include <sys/rman.h>
   60 #include <machine/resource.h>
   61 
   62 #include <net/if.h>
   63 #include <net/if_arp.h>
   64 #include <net/ethernet.h>
   65 #include <net/if_dl.h>
   66 #include <net/if_types.h>
   67 #include <net/if_media.h>
   68 
   69 #include <isa/isavar.h>
   70 #include <isa/pnpvar.h>
   71 
   72 #include <dev/an/if_aironet_ieee.h>
   73 #include <dev/an/if_anreg.h>
   74 
   75 static struct isa_pnp_id an_ids[] = {
   76         { 0x0100ec06, "Aironet ISA4500/ISA4800" },
   77         { 0, NULL }
   78 };
   79 
   80 static int an_probe_isa(device_t);
   81 static int an_attach_isa(device_t);
   82 
   83 static int
   84 an_probe_isa(device_t dev)
   85 {
   86         int                     error = 0;
   87 
   88         error = ISA_PNP_PROBE(device_get_parent(dev), dev, an_ids);
   89         if (error == ENXIO)
   90                 return(error);
   91 
   92         error = an_probe(dev);
   93         an_release_resources(dev);
   94         if (error == 0)
   95                 return (ENXIO);
   96 
   97         error = an_alloc_irq(dev, 0, 0);
   98         an_release_resources(dev);
   99         if (!error)
  100                 device_set_desc(dev, "Aironet ISA4500/ISA4800");
  101         return (error);
  102 }
  103 
  104 static int
  105 an_attach_isa(device_t dev)
  106 {
  107         struct an_softc *sc = device_get_softc(dev);
  108         int flags = device_get_flags(dev);
  109         int error;
  110 
  111         an_alloc_port(dev, sc->port_rid, 1);
  112         an_alloc_irq(dev, sc->irq_rid, 0);
  113 
  114         sc->an_bhandle = rman_get_bushandle(sc->port_res);
  115         sc->an_btag = rman_get_bustag(sc->port_res);
  116         sc->an_dev = dev;
  117 
  118         error = an_attach(sc, device_get_unit(dev), flags);
  119         if (error) {
  120                 an_release_resources(dev);
  121                 return (error);
  122         }
  123 
  124         error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
  125                                NULL, an_intr, sc, &sc->irq_handle);
  126         if (error) {
  127                 an_release_resources(dev);
  128                 return (error);
  129         }
  130         return (0);
  131 }
  132 
  133 static device_method_t an_isa_methods[] = {
  134         /* Device interface */
  135         DEVMETHOD(device_probe,         an_probe_isa),
  136         DEVMETHOD(device_attach,        an_attach_isa),
  137         DEVMETHOD(device_detach,        an_detach),
  138         DEVMETHOD(device_shutdown,      an_shutdown),
  139         { 0, 0 }
  140 };
  141 
  142 static driver_t an_isa_driver = {
  143         "an",
  144         an_isa_methods,
  145         sizeof(struct an_softc)
  146 };
  147 
  148 static devclass_t an_isa_devclass;
  149 
  150 DRIVER_MODULE(an, isa, an_isa_driver, an_isa_devclass, 0, 0);
  151 MODULE_DEPEND(an, isa, 1, 1, 1);
  152 MODULE_DEPEND(an, wlan, 1, 1, 1);

Cache object: d290323355e5a00022fa97904fccbfa4


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