FreeBSD/Linux Kernel Cross Reference
sys/dev/isapnp/joy_isapnp.c

     /*      $NetBSD: joy_isapnp.c,v 1.4 2002/10/02 16:34:04 thorpej Exp $   */
     
     /*-
      * Copyright (c) 1996 The NetBSD Foundation, Inc.
      * All rights reserved.
      *
      * This code is derived from software contributed to The NetBSD Foundation
      * by Jason R. Thorpe.
      *
     * 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. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *        This product includes software developed by the NetBSD
     *        Foundation, Inc. and its contributors.
     * 4. Neither the name of The NetBSD Foundation nor the names of its
     *    contributors may be used to endorse or promote products derived
     *    from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     * ``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 FOUNDATION OR CONTRIBUTORS
     * 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.
     */
    
    #include <sys/cdefs.h>
    __KERNEL_RCSID(0, "$NetBSD: joy_isapnp.c,v 1.4 2002/10/02 16:34:04 thorpej Exp $");
    
    #include <sys/param.h>
    #include <sys/systm.h>
    #include <sys/kernel.h>
    #include <sys/device.h>
    
    #include <machine/bus.h>
    
    #include <dev/isa/isavar.h>
    #include <dev/isapnp/isapnpreg.h>
    #include <dev/isapnp/isapnpvar.h>
    #include <dev/isapnp/isapnpdevs.h>
    
    #include <dev/ic/joyvar.h>
    
    int     joy_isapnp_match __P((struct device *, struct cfdata *, void *));
    void    joy_isapnp_attach __P((struct device *, struct device *, void *));
    
    CFATTACH_DECL(joy_isapnp, sizeof(struct joy_softc),
        joy_isapnp_match, joy_isapnp_attach, NULL, NULL);
    
    int
    joy_isapnp_match(parent, match, aux)
            struct device *parent;
            struct cfdata *match;
            void *aux;
    {
            int pri, variant;
    
            pri = isapnp_devmatch(aux, &isapnp_joy_devinfo, &variant);
            if (pri && variant > 0)
                    pri = 0;
            return (pri);
    }
    
    void
    joy_isapnp_attach(parent, self, aux)
            struct device *parent, *self;
            void *aux;
    {
            struct joy_softc *sc = (struct joy_softc *)self;
            struct isapnp_attach_args *ipa = aux;
            bus_space_handle_t ioh;
    
            printf("\n");
    
            if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
                    printf("%s: error in region allocation\n",
                        sc->sc_dev.dv_xname);
                    return;
            }
    
            if (ipa->ipa_io[0].length == 8) {
                    if (bus_space_subregion(ipa->ipa_iot, ipa->ipa_io[0].h, 1, 1,
                        &ioh) < 0) {
                            printf("%s: error in region allocation\n",
                                sc->sc_dev.dv_xname);
                            return;
                    }
           } else
                   ioh = ipa->ipa_io[0].h;
   
           sc->sc_iot = ipa->ipa_iot;
           sc->sc_ioh = ioh;
   
           printf("%s: %s %s\n", sc->sc_dev.dv_xname, ipa->ipa_devident,
               ipa->ipa_devclass);
   
           joyattach(sc);
   }

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