1/*	$NetBSD: hpcout.c,v 1.15 2009/05/12 14:22:39 cegger Exp $	*/
2
3/*-
4 * Copyright (c) 2000, 2001 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by UCHIYAMA Yasushi.
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>
33__KERNEL_RCSID(0, "$NetBSD: hpcout.c,v 1.15 2009/05/12 14:22:39 cegger Exp $");
34
35#include <sys/param.h>
36#include <sys/systm.h>
37#include <sys/device.h>
38
39#include <machine/config_hook.h>
40#include <sys/bus.h>
41
42#include <dev/hpc/hpciovar.h>
43#include <dev/hpc/hpciomanvar.h>
44
45#include "locators.h"
46
47int	hpcout_match(device_t, cfdata_t, void *);
48void	hpcout_attach(device_t, device_t, void *);
49int	hpcout_hook(void *, int, long, void *);
50
51struct hpcout_softc {
52	struct hpcioman_attach_args sc_hma;
53};
54
55#define sc_hc		sc_hma.hma_hc
56#define sc_intr_mode	sc_hma.hma_intr_mode
57#define sc_type		sc_hma.hma_type
58#define sc_id		sc_hma.hma_id
59#define sc_port		sc_hma.hma_port
60#define sc_initvalue	sc_hma.hma_initvalue
61#define sc_on		sc_hma.hma_on
62#define sc_off		sc_hma.hma_off
63
64CFATTACH_DECL_NEW(hpcout, sizeof(struct hpcout_softc),
65    hpcout_match, hpcout_attach, NULL, NULL);
66
67int
68hpcout_match(device_t parent, cfdata_t cf, void *aux)
69{
70	return (1);
71}
72
73void
74hpcout_attach(device_t parent, device_t self, void *aux)
75{
76	struct hpcioman_attach_args *hma = aux;
77	struct hpcout_softc *sc = device_private(self);
78
79	sc->sc_hma = *hma;	/* structure assignment */
80
81	if (hma->hma_hc == NULL ||
82	    hma->hma_type == HPCIOMANCF_EVTYPE_DEFAULT ||
83	    hma->hma_id == HPCIOMANCF_ID_DEFAULT ||
84	    hma->hma_port == HPCIOMANCF_PORT_DEFAULT) {
85		printf(": ignored\n");
86		return;
87	}
88	printf("\n");
89
90	if (hma->hma_initvalue != -1)
91		hpcio_portwrite(sc->sc_hc, sc->sc_port, hma->hma_initvalue);
92
93	config_hook(sc->sc_type, sc->sc_id, CONFIG_HOOK_SHARE,
94	    hpcout_hook, sc);
95}
96
97int
98hpcout_hook(void *arg, int type, long id, void *msg)
99{
100	struct hpcout_softc *sc = arg;
101
102	printf("%s: port %d: %s\n", __func__, sc->sc_port,
103	    (int)msg ? "on" : "off");
104	hpcio_portwrite(sc->sc_hc, sc->sc_port,
105	    (int)msg ? sc->sc_on : sc->sc_off);
106
107	return (0);
108}
109