lpt_pnpbios.c revision 1.5 
1/* $NetBSD: lpt_pnpbios.c,v 1.5 2002/10/01 12:57:18 fvdl 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/cdefs.h>
29__KERNEL_RCSID(0, "$NetBSD: lpt_pnpbios.c,v 1.5 2002/10/01 12:57:18 fvdl Exp $");
30
31#include <sys/param.h>
32#include <sys/systm.h>
33#include <sys/errno.h>
34#include <sys/ioctl.h>
35#include <sys/syslog.h>
36#include <sys/device.h>
37#include <sys/proc.h>
38#include <sys/termios.h>
39
40#include <machine/bus.h>
41
42#include <dev/isa/isavar.h>
43#include <dev/isa/isadmavar.h>
44
45#include <i386/pnpbios/pnpbiosvar.h>
46
47#include <dev/ic/lptvar.h>
48
49struct lpt_pnpbios_softc {
50	struct	lpt_softc sc_lpt;
51};
52
53int lpt_pnpbios_match __P((struct device *, struct cfdata *, void *));
54void lpt_pnpbios_attach __P((struct device *, struct device *, void *));
55
56CFATTACH_DECL(lpt_pnpbios, sizeof(struct lpt_pnpbios_softc), lpt_pnpbios_match,
57    lpt_pnpbios_attach, NULL, NULL)
58
59int
60lpt_pnpbios_match(parent, match, aux)
61	struct device *parent;
62	struct cfdata *match;
63	void *aux;
64{
65	struct pnpbiosdev_attach_args *aa = aux;
66
67	if (strcmp(aa->idstr, "PNP0400") &&
68	    strcmp(aa->idstr, "PNP0401"))
69		return (0);
70
71	return (1);
72}
73
74void
75lpt_pnpbios_attach(parent, self, aux)
76	struct device *parent, *self;
77	void *aux;
78{
79	struct lpt_pnpbios_softc *psc = (void *)self;
80	struct lpt_softc *sc = &psc->sc_lpt;
81	struct pnpbiosdev_attach_args *aa = aux;
82
83	if (pnpbios_io_map(aa->pbt, aa->resc, 0, &sc->sc_iot, &sc->sc_ioh)) {
84		printf(": can't map i/o space\n");
85		return;
86	}
87
88	printf("\n");
89	pnpbios_print_devres(self, aa);
90
91	lpt_attach_subr(sc);
92
93	sc->sc_ih = pnpbios_intr_establish(aa->pbt, aa->resc, 0, IPL_TTY,
94					    lptintr, sc);
95}
96