NetBSD/sys/arch/evbppc/explora/dev/lpt_elb.c

81 lines
2.6 KiB
C

/* $NetBSD: lpt_elb.c,v 1.7 2011/07/01 19:02:32 dyoung Exp $ */
/*-
* Copyright (c) 2003 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Juergen Hannken-Illjes.
*
* 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 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: lpt_elb.c,v 1.7 2011/07/01 19:02:32 dyoung Exp $");
#include <sys/param.h>
#include <sys/conf.h>
#include <sys/device.h>
#include <sys/systm.h>
#include <sys/tty.h>
#include <sys/bus.h>
#include <dev/ic/lptreg.h>
#include <dev/ic/lptvar.h>
#include <evbppc/explora/dev/elbvar.h>
static int lpt_elb_probe(device_t, cfdata_t , void *);
static void lpt_elb_attach(device_t, device_t, void *);
CFATTACH_DECL_NEW(lpt_elb, sizeof(struct lpt_softc),
lpt_elb_probe, lpt_elb_attach, NULL, NULL);
int
lpt_elb_probe(device_t parent, cfdata_t cf, void *aux)
{
struct elb_attach_args *oaa = aux;
if (strcmp(oaa->elb_name, cf->cf_name) != 0)
return 0;
return (1);
}
void
lpt_elb_attach(device_t parent, device_t self, void *aux)
{
struct lpt_softc *sc = device_private(self);
struct elb_attach_args *eaa = aux;
sc->sc_dev = self;
sc->sc_iot = eaa->elb_bt;
bus_space_map(sc->sc_iot,
_BUS_SPACE_UNSTRIDE(sc->sc_iot, eaa->elb_base), LPT_NPORTS,
0, &sc->sc_ioh);
aprint_normal("\n");
lpt_attach_subr(sc);
}