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/isapnp/aic_isapnp.c

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    1 /*      $NetBSD: aic_isapnp.c,v 1.9 2002/10/02 16:33:57 thorpej Exp $   */
    2 
    3 /*-
    4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
    5  * All rights reserved.
    6  *
    7  * This code is derived from software contributed to The NetBSD Foundation
    8  * by Enami Tsugutomo <enami@but-b.or.jp>
    9  *
   10  * Redistribution and use in source and binary forms, with or without
   11  * modification, are permitted provided that the following conditions
   12  * are met:
   13  * 1. Redistributions of source code must retain the above copyright
   14  *    notice, this list of conditions and the following disclaimer.
   15  * 2. Redistributions in binary form must reproduce the above copyright
   16  *    notice, this list of conditions and the following disclaimer in the
   17  *    documentation and/or other materials provided with the distribution.
   18  * 3. All advertising materials mentioning features or use of this software
   19  *    must display the following acknowledgement:
   20  *        This product includes software developed by the NetBSD
   21  *        Foundation, Inc. and its contributors.
   22  * 4. Neither the name of The NetBSD Foundation nor the names of its
   23  *    contributors may be used to endorse or promote products derived
   24  *    from this software without specific prior written permission.
   25  *
   26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   36  * POSSIBILITY OF SUCH DAMAGE.
   37  */
   38 
   39 #include <sys/cdefs.h>
   40 __KERNEL_RCSID(0, "$NetBSD: aic_isapnp.c,v 1.9 2002/10/02 16:33:57 thorpej Exp $");
   41 
   42 #include <sys/param.h>
   43 #include <sys/systm.h>
   44 #include <sys/device.h>
   45 
   46 #include <machine/bus.h>
   47 
   48 #include <dev/isa/isavar.h>
   49 
   50 #include <dev/isapnp/isapnpreg.h>
   51 #include <dev/isapnp/isapnpvar.h>
   52 #include <dev/isapnp/isapnpdevs.h>
   53 
   54 #include <dev/scsipi/scsipi_all.h>
   55 #include <dev/scsipi/scsipiconf.h>
   56 #include <dev/scsipi/scsi_all.h>
   57 
   58 #include <dev/ic/aic6360var.h>
   59 
   60 struct aic_isapnp_softc {
   61         struct  aic_softc sc_aic;       /* real "com" softc */
   62 
   63         /* ISAPnP-specific goo. */
   64         void    *sc_ih;                 /* interrupt handler */
   65 };
   66 
   67 int     aic_isapnp_match __P((struct device *, struct cfdata *, void *));
   68 void    aic_isapnp_attach __P((struct device *, struct device *, void *));
   69 
   70 CFATTACH_DECL(aic_isapnp, sizeof(struct aic_isapnp_softc),
   71     aic_isapnp_match, aic_isapnp_attach, NULL, NULL);
   72 
   73 int
   74 aic_isapnp_match(parent, match, aux)
   75         struct device *parent;
   76         struct cfdata *match;
   77         void *aux;
   78 {
   79         int pri, variant;
   80 
   81         pri = isapnp_devmatch(aux, &isapnp_aic_devinfo, &variant);
   82         if (pri && variant > 0)
   83                 pri = 0;
   84         return (pri);
   85 }
   86 
   87 void
   88 aic_isapnp_attach(parent, self, aux)
   89         struct device *parent, *self;
   90         void *aux;
   91 {
   92         struct aic_isapnp_softc *isc = (void *)self;
   93         struct aic_softc *sc = &isc->sc_aic;
   94         struct isapnp_attach_args *ipa = aux;
   95 
   96         printf("\n");
   97 
   98         if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
   99                 printf("%s: error in region allocation\n",
  100                     sc->sc_dev.dv_xname);
  101                 return;
  102         }
  103 
  104         sc->sc_iot = ipa->ipa_iot;
  105         sc->sc_ioh = ipa->ipa_io[0].h;
  106 
  107         if (!aic_find(sc->sc_iot, sc->sc_ioh)) {
  108                 printf("%s: couldn't find device\n", sc->sc_dev.dv_xname);
  109                 return;
  110         }
  111 
  112         aicattach(sc);
  113 
  114         /* Establish the interrupt handler. */
  115         isc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
  116             ipa->ipa_irq[0].type, IPL_BIO, aicintr, sc);
  117         if (isc->sc_ih == NULL)
  118                 printf("%s: couldn't establish interrupt\n",
  119                     sc->sc_dev.dv_xname);
  120 }

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