FreeBSD/Linux Kernel Cross Reference
sys/dev/hpc/hpcout.c
1 /* $NetBSD: hpcout.c,v 1.7 2002/10/02 16:33:50 thorpej 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 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 #include <sys/cdefs.h>
40 __KERNEL_RCSID(0, "$NetBSD: hpcout.c,v 1.7 2002/10/02 16:33:50 thorpej Exp $");
41
42 #include <sys/param.h>
43 #include <sys/systm.h>
44 #include <sys/device.h>
45
46 #include <machine/config_hook.h>
47 #include <machine/bus.h>
48
49 #include <dev/hpc/hpciovar.h>
50 #include <dev/hpc/hpciomanvar.h>
51
52 #include "locators.h"
53
54 int hpcout_match(struct device *, struct cfdata *, void *);
55 void hpcout_attach(struct device *, struct device *, void *);
56 int hpcout_hook(void *, int, long, void *);
57
58 struct hpcout_softc {
59 struct device sc_dev;
60 struct hpcioman_attach_args sc_hma;
61 };
62
63 #define sc_hc sc_hma.hma_hc
64 #define sc_intr_mode sc_hma.hma_intr_mode
65 #define sc_type sc_hma.hma_type
66 #define sc_id sc_hma.hma_id
67 #define sc_port sc_hma.hma_port
68 #define sc_initvalue sc_hma.hma_initvalue
69 #define sc_on sc_hma.hma_on
70 #define sc_off sc_hma.hma_off
71
72 CFATTACH_DECL(hpcout, sizeof(struct hpcout_softc),
73 hpcout_match, hpcout_attach, NULL, NULL);
74
75 int
76 hpcout_match(struct device *parent, struct cfdata *cf, void *aux)
77 {
78 return (1);
79 }
80
81 void
82 hpcout_attach(struct device *parent, struct device *self, void *aux)
83 {
84 struct hpcioman_attach_args *hma = aux;
85 struct hpcout_softc *sc = (void *)self;
86
87 sc->sc_hma = *hma; /* structure assignment */
88
89 if (hma->hma_hc == NULL ||
90 hma->hma_type == HPCIOMANCF_EVTYPE_DEFAULT ||
91 hma->hma_id == HPCIOMANCF_ID_DEFAULT ||
92 hma->hma_port == HPCIOMANCF_PORT_DEFAULT) {
93 printf(": ignored\n");
94 return;
95 }
96 printf("\n");
97
98 if (hma->hma_initvalue != -1)
99 hpcio_portwrite(sc->sc_hc, sc->sc_port, hma->hma_initvalue);
100
101 config_hook(sc->sc_type, sc->sc_id, CONFIG_HOOK_SHARE,
102 hpcout_hook, sc);
103 }
104
105 int
106 hpcout_hook(void *arg, int type, long id, void *msg)
107 {
108 struct hpcout_softc *sc = arg;
109
110 printf("%s: port %d: %s\n", __FUNCTION__, sc->sc_port,
111 (int)msg ? "on" : "off");
112 hpcio_portwrite(sc->sc_hc, sc->sc_port,
113 (int)msg ? sc->sc_on : sc->sc_off);
114
115 return (0);
116 }
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