freebsd-skq/sys/i386/isa/atkbdc_isa.c
yokota f10c5df435 Add the new keyboard driver and video card driver. They will be
used by console drivers.

(They are not yet activated yet.  Wait for announcement later.)
1999-01-09 02:44:50 +00:00

84 lines
2.4 KiB
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.
* 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. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $Id: $
*/
#include "atkbdc.h"
#include "opt_kbd.h"
#if NATKBDC > 0
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <dev/kbd/atkbdcreg.h>
#include <i386/isa/isa.h>
#include <i386/isa/isa_device.h>
static int atkbdc_probe(struct isa_device *dev);
static int atkbdc_attach(struct isa_device *dev);
struct isa_driver atkbdcdriver = {
atkbdc_probe,
atkbdc_attach,
ATKBDC_DRIVER_NAME,
0,
};
static int
atkbdc_probe(struct isa_device *dev)
{
atkbdc_softc_t *sc;
int error;
sc = atkbdc_get_softc(dev->id_unit);
if (sc == NULL)
return 0;
error = atkbdc_probe_unit(sc, dev->id_unit, dev->id_iobase);
if (error)
return 0;
if (dev->id_iobase <= 0)
dev->id_iobase = sc->port;
return IO_KBDSIZE;
}
static int
atkbdc_attach(struct isa_device *dev)
{
atkbdc_softc_t *sc;
sc = atkbdc_get_softc(dev->id_unit);
return ((sc == NULL) ? 0 : 1);
}
#endif /* NATKBDC > 0 */