xref: /netbsd-src/sys/arch/evbppc/explora/dev/lpt_elb.c (revision 001c68bd94f75ce9270b69227c4199fbf34ee396)
1 /*	$NetBSD: lpt_elb.c,v 1.1 2003/03/11 10:57:57 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/param.h>
40 #include <sys/conf.h>
41 #include <sys/device.h>
42 #include <sys/systm.h>
43 #include <sys/tty.h>
44 
45 #include <machine/bus.h>
46 
47 #include <dev/ic/lptreg.h>
48 #include <dev/ic/lptvar.h>
49 
50 #include <evbppc/explora/dev/elbvar.h>
51 
52 static int	lpt_elb_probe(struct device *, struct cfdata *, void *);
53 static void	lpt_elb_attach(struct device *, struct device *, void *);
54 
55 CFATTACH_DECL(lpt_elb, sizeof(struct lpt_softc),
56     lpt_elb_probe, lpt_elb_attach, NULL, NULL);
57 
58 int
59 lpt_elb_probe(struct device *parent, struct cfdata *cf, void *aux)
60 {
61 	struct elb_attach_args *oaa = aux;
62 
63 	if (strcmp(oaa->elb_name, cf->cf_name) != 0)
64 		return 0;
65 
66 	return (1);
67 }
68 
69 void
70 lpt_elb_attach(struct device *parent, struct device *self, void *aux)
71 {
72 	struct lpt_softc *sc = (struct lpt_softc *)self;
73 	struct elb_attach_args *eaa = aux;
74 
75 	sc->sc_iot = eaa->elb_bt;
76 	bus_space_map(sc->sc_iot, eaa->elb_base, LPT_NPORTS, 0, &sc->sc_ioh);
77 
78 	printf("\n");
79 
80 	lpt_attach_subr(sc);
81 }
82