1/*	$NetBSD: lpt_mainbus.c,v 1.11 2011/07/01 18:31:31 dyoung Exp $	*/
2
3/*-
4 * Copyright (c) 2001 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Jason R. Thorpe.
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 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>			/* RCS ID & Copyright macro defns */
33
34__KERNEL_RCSID(0, "$NetBSD: lpt_mainbus.c,v 1.11 2011/07/01 18:31:31 dyoung Exp $");
35
36#include <sys/param.h>
37#include <sys/bus.h>
38#include <sys/conf.h>
39#include <sys/device.h>
40#include <sys/intr.h>
41#include <sys/ioctl.h>
42#include <sys/systm.h>
43
44#include <algor/autoconf.h>
45
46#include <dev/ic/lptreg.h>
47#include <dev/ic/lptvar.h>
48
49struct lpt_mainbus_softc {
50	struct lpt_softc sc_lpt;	/* real "lpt" softc */
51
52	/* mainbus-specific goo. */
53	void	*sc_ih;			/* interrupt handler */
54};
55
56int	lpt_mainbus_match(device_t, cfdata_t , void *);
57void	lpt_mainbus_attach(device_t, device_t, void *);
58
59CFATTACH_DECL_NEW(lpt_mainbus, sizeof(struct lpt_mainbus_softc),
60    lpt_mainbus_match, lpt_mainbus_attach, NULL, NULL);
61
62int
63lpt_mainbus_match(device_t parent, cfdata_t match, void *aux)
64{
65	struct mainbus_attach_args *ma = aux;
66
67	/* Always present. */
68	if (strcmp(ma->ma_name, match->cf_name) == 0)
69		return (1);
70
71	return (0);
72}
73
74void
75lpt_mainbus_attach(device_t parent, device_t self, void *aux)
76{
77	struct lpt_mainbus_softc *msc = device_private(self);
78	struct lpt_softc *sc = &msc->sc_lpt;
79	struct mainbus_attach_args *ma = aux;
80
81	sc->sc_dev = self;
82	sc->sc_iot = ma->ma_st;
83
84	if (bus_space_map(sc->sc_iot, ma->ma_addr, LPT_NPORTS, 0,
85	    &sc->sc_ioh) != 0) {
86		aprint_error(": can't map i/o space\n");
87		return;
88	}
89
90	aprint_normal("\n");
91	aprint_naive("\n");
92
93	lpt_attach_subr(sc);
94
95	sc->sc_ih = (*algor_intr_establish)(ma->ma_irq, lptintr, sc);
96	if (msc->sc_ih == NULL) {
97		aprint_normal_dev(self, "unable to establish interrupt\n");
98		return;
99	}
100}
101