freebsd-dev/sys/dev/sio/sio_pccard.c
Yoshihiro Takahashi de48920662 Split the sio driver for pc98 into bus front end and back end.
(merged from the files in sys/dev/sio)
2001-11-26 12:29:53 +00:00

119 lines
3.2 KiB
C

/*
* Copyright (c) 2001 M. Warner Losh. 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.
*
* 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 <sys/param.h>
#include <sys/systm.h>
#include <sys/bus.h>
#include <sys/conf.h>
#include <sys/kernel.h>
#include <sys/lock.h>
#include <sys/malloc.h>
#include <sys/mutex.h>
#include <sys/module.h>
#include <sys/tty.h>
#include <machine/bus_pio.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/timepps.h>
#include <dev/pccard/pccardreg.h>
#include <dev/pccard/pccardvar.h>
#include <dev/pccard/pccarddevs.h>
#include <dev/sio/siovar.h>
static int sio_pccard_attach __P((device_t dev));
static int sio_pccard_detach __P((device_t dev));
static int sio_pccard_match __P((device_t self));
static int sio_pccard_probe __P((device_t dev));
static device_method_t sio_pccard_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, pccard_compat_probe),
DEVMETHOD(device_attach, pccard_compat_attach),
DEVMETHOD(device_detach, sio_pccard_detach),
/* Card interface */
DEVMETHOD(card_compat_match, sio_pccard_match),
DEVMETHOD(card_compat_probe, sio_pccard_probe),
DEVMETHOD(card_compat_attach, sio_pccard_attach),
{ 0, 0 }
};
static driver_t sio_pccard_driver = {
sio_driver_name,
sio_pccard_methods,
0,
};
static int
sio_pccard_match(device_t dev)
{
int error = 0;
u_int32_t fcn = PCCARD_FUNCTION_UNSPEC;
error = pccard_get_function(dev, &fcn);
if (error != 0)
return (error);
/*
* If a serial card, we are likely the right driver.
*/
if (fcn == PCCARD_FUNCTION_SERIAL)
return (0);
return(ENXIO);
}
static int
sio_pccard_probe(dev)
device_t dev;
{
#ifdef PC98
SET_FLAG(dev, SET_IFTYPE(COM_IF_MODEM_CARD));
#endif
/* Do not probe IRQ - pccard doesn't turn on the interrupt line */
/* until bus_setup_intr */
return (sioprobe(dev, 0, 1));
}
static int
sio_pccard_attach(dev)
device_t dev;
{
return (sioattach(dev, 0));
}
static int
sio_pccard_detach(dev)
device_t dev;
{
return (siodetach(dev));
}
DRIVER_MODULE(sio, pccard, sio_pccard_driver, sio_devclass, 0, 0);