lpt_pnpbios.c revision 1.2 
1/* $NetBSD: lpt_pnpbios.c,v 1.2 1999/11/14 18:03:38 soren Exp $ */
2/*
3 * Copyright (c) 1999
4 * 	Matthias Drochner.  All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions, and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 */
27
28#include <sys/param.h>
29#include <sys/systm.h>
30#include <sys/errno.h>
31#include <sys/ioctl.h>
32#include <sys/syslog.h>
33#include <sys/device.h>
34#include <sys/proc.h>
35#include <sys/termios.h>
36
37#include <machine/bus.h>
38
39#include <dev/isa/isavar.h>
40#include <dev/isa/isadmavar.h>
41
42#include <i386/pnpbios/pnpbiosvar.h>
43
44#include <dev/ic/lptvar.h>
45
46struct lpt_pnpbios_softc {
47	struct	lpt_softc sc_lpt;
48};
49
50int lpt_pnpbios_match __P((struct device *, struct cfdata *, void *));
51void lpt_pnpbios_attach __P((struct device *, struct device *, void *));
52
53struct cfattach lpt_pnpbios_ca = {
54	sizeof(struct lpt_pnpbios_softc), lpt_pnpbios_match, lpt_pnpbios_attach
55};
56
57int
58lpt_pnpbios_match(parent, match, aux)
59	struct device *parent;
60	struct cfdata *match;
61	void *aux;
62{
63	struct pnpbiosdev_attach_args *aa = aux;
64
65	if (strcmp(aa->idstr, "PNP0400") &&
66	    strcmp(aa->idstr, "PNP0401"))
67		return (0);
68
69	return (1);
70}
71
72void
73lpt_pnpbios_attach(parent, self, aux)
74	struct device *parent, *self;
75	void *aux;
76{
77	struct lpt_pnpbios_softc *psc = (void *)self;
78	struct lpt_softc *sc = &psc->sc_lpt;
79	struct pnpbiosdev_attach_args *aa = aux;
80
81	if (pnpbios_io_map(aa->pbt, aa->resc, 0, &sc->sc_iot, &sc->sc_ioh)) {
82		printf(": can't map i/o space\n");
83		return;
84	}
85
86	printf("\n");
87	pnpbios_print_devres(self, aa);
88
89	lpt_attach_subr(sc);
90
91	sc->sc_ih = pnpbios_intr_establish(aa->pbt, aa->resc, 0, IPL_TTY,
92					    lptintr, sc);
93}
94