root/dev/pcmcia/if_an_pcmcia.c

/* [<][>][^][v][top][bottom][index][help] */

DEFINITIONS

This source file includes following definitions.
  1. an_pcmcia_match
  2. an_pcmcia_attach
  3. an_pcmcia_detach
  4. an_pcmcia_activate

    1 /*      $OpenBSD: if_an_pcmcia.c,v 1.19 2006/03/10 00:27:55 jsg Exp $   */
    2 
    3 /*
    4  * Copyright (c) 1999 Michael Shalayeff
    5  * 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  *
   16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   19  * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
   20  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   21  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   22  * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
   24  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
   25  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
   26  * THE POSSIBILITY OF SUCH DAMAGE.
   27  */
   28 
   29 #include <sys/param.h>
   30 #include <sys/systm.h>
   31 #include <sys/device.h>
   32 #include <sys/timeout.h>
   33 #include <sys/socket.h>
   34 #include <sys/tree.h>
   35 
   36 #include <net/if.h>
   37 #include <net/if_dl.h>
   38 #include <net/if_types.h>
   39 #include <net/if_media.h>
   40 
   41 #include <netinet/in.h>
   42 #include <netinet/if_ether.h>
   43 
   44 #include <net80211/ieee80211_var.h>
   45 #include <net80211/ieee80211_radiotap.h>
   46 
   47 #include <machine/bus.h>
   48 
   49 #include <dev/pcmcia/pcmciareg.h>
   50 #include <dev/pcmcia/pcmciavar.h>
   51 #include <dev/pcmcia/pcmciadevs.h>
   52 
   53 #include <dev/ic/anreg.h>
   54 #include <dev/ic/anvar.h>
   55 
   56 int  an_pcmcia_match(struct device *, void *, void *);
   57 void an_pcmcia_attach(struct device *, struct device *, void *);
   58 int  an_pcmcia_detach(struct device *, int);
   59 int  an_pcmcia_activate(struct device *, enum devact);
   60 
   61 struct an_pcmcia_softc {
   62         struct an_softc sc_an;
   63 
   64         struct pcmcia_io_handle sc_pcioh;
   65         int sc_io_window;
   66         struct pcmcia_function *sc_pf;
   67 
   68         int sc_state;
   69 #define AN_PCMCIA_ATTACHED      3
   70 };
   71 
   72 struct cfattach an_pcmcia_ca = {   
   73         sizeof(struct an_pcmcia_softc), an_pcmcia_match, an_pcmcia_attach,
   74         an_pcmcia_detach, an_pcmcia_activate
   75 };
   76 
   77 int
   78 an_pcmcia_match(struct device *parent, void *match, void *aux)
   79 {
   80         struct pcmcia_attach_args *pa = aux;
   81 
   82         if (pa->pf->function != PCMCIA_FUNCTION_NETWORK)
   83                 return 0;
   84 
   85         switch (pa->manufacturer) {
   86         case PCMCIA_VENDOR_AIRONET:
   87                 switch (pa->product) {
   88                 case PCMCIA_PRODUCT_AIRONET_PC4500:
   89                 case PCMCIA_PRODUCT_AIRONET_PC4800:
   90                 case PCMCIA_PRODUCT_AIRONET_350:
   91                         return 1;
   92                 }
   93         }
   94 
   95         return 0;
   96 }
   97 
   98 void
   99 an_pcmcia_attach(struct device *parent, struct device *self, void *aux)
  100 {
  101         struct an_pcmcia_softc *psc = (struct an_pcmcia_softc *)self;
  102         struct an_softc *sc = (struct an_softc *)self;
  103         struct pcmcia_attach_args *pa = aux;
  104         struct pcmcia_config_entry *cfe;
  105         const char *intrstr;
  106         int error;
  107 
  108         psc->sc_pf = pa->pf;
  109         cfe = SIMPLEQ_FIRST(&pa->pf->cfe_head);
  110 
  111         pcmcia_function_init(pa->pf, cfe);
  112         if (pcmcia_function_enable(pa->pf)) {
  113                 printf(": function enable failed\n");
  114                 return;
  115         }
  116 
  117         if (pcmcia_io_alloc(pa->pf, 0, AN_IOSIZ, AN_IOSIZ, &psc->sc_pcioh)) {
  118                 printf(": can't alloc i/o space\n");
  119                 pcmcia_function_disable(pa->pf);
  120                 return;
  121         }
  122 
  123         if (pcmcia_io_map(pa->pf, PCMCIA_WIDTH_IO16, 0, AN_IOSIZ,
  124             &psc->sc_pcioh, &psc->sc_io_window)) {
  125                 printf(": can't map i/o space\n");
  126                 pcmcia_io_free(pa->pf, &psc->sc_pcioh);
  127                 pcmcia_function_disable(pa->pf);
  128                 return;
  129         }
  130 
  131         sc->sc_iot = psc->sc_pcioh.iot;
  132         sc->sc_ioh = psc->sc_pcioh.ioh;
  133         sc->sc_enabled = 1;
  134 
  135         sc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET, an_intr, sc,
  136             sc->sc_dev.dv_xname);
  137         intrstr = pcmcia_intr_string(psc->sc_pf, sc->sc_ih);
  138         if (*intrstr)
  139                 printf(", %s", intrstr);
  140         printf("\n");
  141 
  142         error = an_attach(sc);
  143         if (error) {
  144                 printf("%s: failed to attach controller\n",
  145                     self->dv_xname);
  146                 return;
  147         }
  148 
  149         sc->sc_enabled = 0;
  150         psc->sc_state = AN_PCMCIA_ATTACHED;
  151 }
  152 
  153 int
  154 an_pcmcia_detach(struct device *dev, int flags)
  155 {
  156         struct an_pcmcia_softc *psc = (struct an_pcmcia_softc *)dev;
  157         int error;
  158 
  159         if (psc->sc_state != AN_PCMCIA_ATTACHED)
  160                 return (0);
  161 
  162         error = an_detach(&psc->sc_an);
  163         if (error)
  164                 return (error);
  165 
  166         pcmcia_io_unmap(psc->sc_pf, psc->sc_io_window);
  167         pcmcia_io_free(psc->sc_pf, &psc->sc_pcioh);
  168 
  169         return 0;
  170 }
  171 
  172 int
  173 an_pcmcia_activate(struct device *dev, enum devact act)
  174 {
  175         struct an_pcmcia_softc *psc = (struct an_pcmcia_softc *)dev;
  176         struct an_softc *sc = &psc->sc_an;
  177         struct ieee80211com     *ic = &sc->sc_ic;
  178         struct ifnet            *ifp = &ic->ic_if;
  179         int s;
  180 
  181         s = splnet();
  182         switch (act) {
  183         case DVACT_ACTIVATE:
  184                 pcmcia_function_enable(psc->sc_pf);
  185                 sc->sc_ih = pcmcia_intr_establish(psc->sc_pf, IPL_NET,
  186                     an_intr, sc, sc->sc_dev.dv_xname);
  187                 an_init(ifp);
  188                 break;
  189 
  190         case DVACT_DEACTIVATE:
  191                 ifp->if_timer = 0;
  192                 if (ifp->if_flags & IFF_RUNNING)
  193                         an_stop(ifp, 1);
  194                 pcmcia_intr_disestablish(psc->sc_pf, sc->sc_ih);
  195                 pcmcia_function_disable(psc->sc_pf);
  196                 break;
  197         }
  198 
  199         splx(s);
  200         return (0);
  201 }

/* [<][>][^][v][top][bottom][index][help] */