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_pccard.c

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    1 /*-
    2  * SPDX-License-Identifier: BSD-4-Clause
    3  *
    4  * Copyright (c) 1997, 1998, 1999
    5  *      Bill Paul <wpaul@ctr.columbia.edu>.  All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice, this list of conditions and the following disclaimer.
   12  * 2. Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in the
   14  *    documentation and/or other materials provided with the distribution.
   15  * 3. All advertising materials mentioning features or use of this software
   16  *    must display the following acknowledgement:
   17  *      This product includes software developed by Bill Paul.
   18  * 4. Neither the name of the author nor the names of any co-contributors
   19  *    may be used to endorse or promote products derived from this software
   20  *    without specific prior written permission.
   21  *
   22  * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
   23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   25  * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
   26  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
   32  * THE POSSIBILITY OF SUCH DAMAGE.
   33  */
   34 /*
   35  * Aironet 4500/4800 802.11 PCMCIA/ISA/PCI driver for FreeBSD.
   36  *
   37  * Written by Bill Paul <wpaul@ctr.columbia.edu>
   38  * Electrical Engineering Department
   39  * Columbia University, New York City
   40  */
   41 
   42 #include <sys/cdefs.h>
   43 __FBSDID("$FreeBSD: releng/12.0/sys/dev/an/if_an_pccard.c 325966 2017-11-18 14:26:50Z pfg $");
   44 
   45 #include "opt_inet.h"
   46 
   47 #ifdef INET
   48 #define ANCACHE
   49 #endif
   50 
   51 #include <sys/param.h>
   52 #include <sys/systm.h>
   53 #include <sys/socket.h>
   54 #include <sys/kernel.h>
   55 
   56 #include <sys/module.h>
   57 #include <sys/bus.h>
   58 #include <machine/bus.h>
   59 #include <sys/rman.h>
   60 #include <sys/lock.h>
   61 #include <sys/mutex.h>
   62 #include <machine/resource.h>
   63 
   64 #include <net/if.h>
   65 #include <net/if_arp.h>
   66 #include <net/ethernet.h>
   67 #include <net/if_dl.h>
   68 #include <net/if_types.h>
   69 #include <net/if_media.h>
   70 
   71 #include <dev/an/if_aironet_ieee.h>
   72 #include <dev/an/if_anreg.h>
   73 
   74 #include <dev/pccard/pccardvar.h>
   75 
   76 #include "pccarddevs.h"
   77 #include "card_if.h"
   78 
   79 /*
   80  * Support for PCMCIA cards.
   81  */
   82 static int  an_pccard_probe(device_t);
   83 static int  an_pccard_attach(device_t);
   84 
   85 static device_method_t an_pccard_methods[] = {
   86         /* Device interface */
   87         DEVMETHOD(device_probe,         an_pccard_probe),
   88         DEVMETHOD(device_attach,        an_pccard_attach),
   89         DEVMETHOD(device_detach,        an_detach),
   90         DEVMETHOD(device_shutdown,      an_shutdown),
   91 
   92         { 0, 0 }
   93 };
   94 
   95 static driver_t an_pccard_driver = {
   96         "an",
   97         an_pccard_methods,
   98         sizeof(struct an_softc)
   99 };
  100 
  101 static devclass_t an_pccard_devclass;
  102 
  103 DRIVER_MODULE(an, pccard, an_pccard_driver, an_pccard_devclass, 0, 0);
  104 MODULE_DEPEND(an, wlan, 1, 1, 1);
  105 
  106 static const struct pccard_product an_pccard_products[] = {
  107         PCMCIA_CARD(AIRONET, PC4800),
  108         PCMCIA_CARD(AIRONET, PC4500),
  109         PCMCIA_CARD(AIRONET, 350),
  110         PCMCIA_CARD(XIRCOM, CWE1130), 
  111         { NULL }
  112 };
  113 PCCARD_PNP_INFO(an_pccard_products);
  114 
  115 static int
  116 an_pccard_probe(device_t dev)
  117 {
  118         const struct pccard_product *pp;
  119 
  120         if ((pp = pccard_product_lookup(dev, an_pccard_products,
  121             sizeof(an_pccard_products[0]), NULL)) != NULL) {
  122                 if (pp->pp_name != NULL)
  123                         device_set_desc(dev, pp->pp_name);
  124                 return (0);
  125         }
  126         return (ENXIO);
  127 }
  128 
  129 static int
  130 an_pccard_attach(device_t dev)
  131 {
  132         struct an_softc *sc = device_get_softc(dev);
  133         int flags = device_get_flags(dev);
  134         int     error;
  135 
  136         error = an_probe(dev); /* 0 is failure for now */
  137         if (error == 0) {
  138                 error = ENXIO;
  139                 goto fail;
  140         }
  141         error = an_alloc_irq(dev, 0, 0);
  142         if (error != 0)
  143                 goto fail;
  144 
  145         an_alloc_irq(dev, sc->irq_rid, 0);
  146 
  147         error = an_attach(sc, flags);
  148         if (error)
  149                 goto fail;
  150         
  151         /*
  152          * Must setup the interrupt after the an_attach to prevent racing.
  153          */
  154         error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
  155                                NULL, an_intr, sc, &sc->irq_handle);
  156 fail:
  157         if (error)
  158                 an_release_resources(dev);
  159         return (error);
  160 }

Cache object: 0917c15685921425b9ab04a11234115d


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