1/*	$OpenBSD: lpt_ssio.c,v 1.1 2007/06/20 18:22:15 kettenis Exp $	*/
2
3/*
4 * Copyright (c) 2007 Mark Kettenis
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19#include <sys/param.h>
20#include <sys/systm.h>
21#include <sys/device.h>
22
23#include <sys/bus.h>
24
25#include <dev/ic/lptreg.h>
26#include <dev/ic/lptvar.h>
27
28#include <hppa/dev/ssiovar.h>
29
30int lpt_ssio_match(device_t, cfdata_t, void *);
31void lpt_ssio_attach(device_t, device_t, void *);
32
33CFATTACH_DECL_NEW(lpt_ssio, sizeof(struct lpt_softc),
34    lpt_ssio_match, lpt_ssio_attach, NULL, NULL);
35
36int
37lpt_ssio_match(device_t parent, cfdata_t match, void *aux)
38{
39	cfdata_t cf = match;
40	struct ssio_attach_args *saa = aux;
41
42	if (strcmp(saa->saa_name, "lpt") != 0)
43		return (0);
44
45	/* Check locators. */
46	if (cf->ssiocf_irq != SSIO_UNK_IRQ && cf->ssiocf_irq != saa->saa_irq)
47		return (0);
48
49	return (1);
50}
51
52void
53lpt_ssio_attach(device_t parent, device_t self, void *aux)
54{
55	struct lpt_softc *sc = device_private(self);
56	struct ssio_attach_args *saa = aux;
57
58	sc->sc_dev = self;
59	sc->sc_iot = saa->saa_iot;
60	if (bus_space_map(sc->sc_iot, saa->saa_iobase, LPT_NPORTS,
61	    0, &sc->sc_ioh)) {
62		aprint_error(": can't map i/o ports\n");
63		return;
64	}
65
66	lpt_attach_subr(sc);
67
68	sc->sc_ih = ssio_intr_establish(IPL_TTY, saa->saa_irq,
69	    lptintr, sc, device_xname(self));
70
71	aprint_normal("\n");
72}
73