lpt_elb.c revision 1.4 
1/*	$NetBSD: lpt_elb.c,v 1.4 2007/11/27 10:59:25 hannken Exp $	*/
2
3/*-
4 * Copyright (c) 2003 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Juergen Hannken-Illjes.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 *    must display the following acknowledgement:
20 *      This product includes software developed by the NetBSD
21 *      Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 *    contributors may be used to endorse or promote products derived
24 *    from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39#include <sys/cdefs.h>
40__KERNEL_RCSID(0, "$NetBSD: lpt_elb.c,v 1.4 2007/11/27 10:59:25 hannken Exp $");
41
42#include <sys/param.h>
43#include <sys/conf.h>
44#include <sys/device.h>
45#include <sys/systm.h>
46#include <sys/tty.h>
47
48#include <machine/bus.h>
49
50#include <dev/ic/lptreg.h>
51#include <dev/ic/lptvar.h>
52
53#include <evbppc/explora/dev/elbvar.h>
54
55static int	lpt_elb_probe(struct device *, struct cfdata *, void *);
56static void	lpt_elb_attach(struct device *, struct device *, void *);
57
58CFATTACH_DECL(lpt_elb, sizeof(struct lpt_softc),
59    lpt_elb_probe, lpt_elb_attach, NULL, NULL);
60
61int
62lpt_elb_probe(struct device *parent, struct cfdata *cf, void *aux)
63{
64	struct elb_attach_args *oaa = aux;
65
66	if (strcmp(oaa->elb_name, cf->cf_name) != 0)
67		return 0;
68
69	return (1);
70}
71
72void
73lpt_elb_attach(struct device *parent, struct device *self, void *aux)
74{
75	struct lpt_softc *sc = (struct lpt_softc *)self;
76	struct elb_attach_args *eaa = aux;
77
78	sc->sc_iot = eaa->elb_bt;
79	bus_space_map(sc->sc_iot,
80	    _BUS_SPACE_UNSTRIDE(sc->sc_iot, eaa->elb_base), LPT_NPORTS,
81	    0, &sc->sc_ioh);
82
83	printf("\n");
84
85	lpt_attach_subr(sc);
86}
87