FreeBSD/Linux Kernel Cross Reference
sys/i386/isa/syscons_isa.c

     /*-
      * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
      * All rights reserved.
      *
      * 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 as
     *    the first lines of this file unmodified.
     * 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.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
     *
     * $FreeBSD$
     */
    
    #include "sc.h"
    #include "opt_syscons.h"
    
    #if NSC > 0
    
    #include <sys/param.h>
    #include <sys/systm.h>
    #include <sys/kernel.h>
    #include <sys/conf.h>
    
    #include <machine/console.h>
    #include <machine/apm_bios.h>
    
    #include <dev/syscons/syscons.h>
    
    #include <i386/isa/isa_device.h>
    
    static int      scprobe(struct isa_device *dev);
    static int      scattach(struct isa_device *dev);
    
    struct isa_driver scdriver = {
            scprobe,
            scattach,
            "sc",
            1
    };
    
    static int
    scprobe(struct isa_device *dev)
    {
            int error;
    
            error = sc_probe_unit(dev->id_unit, dev->id_flags);
            return ((error == 0) ? -1 : 0);
    }
    
    static int
    scattach(struct isa_device *dev)
    {
            int error;
    
            error = sc_attach_unit(dev->id_unit, dev->id_flags);
            return ((error == 0) ? 0 : 1);
    }
    
    #endif /* NSC > 0 */

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