1 /*-
2 * Copyright (c) 2003 Jake Burkholder.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD: releng/6.0/sys/sparc64/sparc64/sc_machdep.c 146480 2005-05-21 20:38:26Z marius $");
29
30 #include <sys/param.h>
31 #include <sys/systm.h>
32 #include <sys/bus.h>
33 #include <sys/cons.h>
34 #include <sys/consio.h>
35 #include <sys/kernel.h>
36 #include <sys/limits.h>
37 #include <sys/module.h>
38
39 #include <dev/ofw/openfirm.h>
40
41 #include <machine/bus.h>
42 #include <machine/nexusvar.h>
43
44 #include <dev/syscons/syscons.h>
45
46 #define SC_MD_MAX 8
47 #define SC_MD_FLAGS SC_AUTODETECT_KBD
48
49 static sc_softc_t sc_softcs[SC_MD_MAX];
50
51 static device_identify_t sc_identify;
52 static device_probe_t sc_probe;
53 static device_attach_t sc_attach;
54
55 static device_method_t sc_methods[] = {
56 /* Device interface */
57 DEVMETHOD(device_identify, sc_identify),
58 DEVMETHOD(device_probe, sc_probe),
59 DEVMETHOD(device_attach, sc_attach),
60
61 { 0, 0 }
62 };
63
64 static driver_t sc_driver = {
65 SC_DRIVER_NAME,
66 sc_methods,
67 1, /* no softc */
68 };
69
70 static devclass_t sc_devclass;
71
72 DRIVER_MODULE(sc, nexus, sc_driver, sc_devclass, 0, 0);
73
74 static void
75 sc_identify(driver_t *driver, device_t parent)
76 {
77
78 /*
79 * Add with a priority guaranteed to make it last on
80 * the device list.
81 */
82 BUS_ADD_CHILD(parent, INT_MAX, SC_DRIVER_NAME, 0);
83 }
84
85 static int
86 sc_probe(device_t dev)
87 {
88 int unit;
89
90 unit = device_get_unit(dev);
91 if (strcmp(nexus_get_name(dev), SC_DRIVER_NAME) != 0 ||
92 unit >= SC_MD_MAX)
93 return (ENXIO);
94
95 device_set_desc(dev, "System console");
96 return (sc_probe_unit(unit, device_get_flags(dev) | SC_MD_FLAGS));
97 }
98
99 static int
100 sc_attach(device_t dev)
101 {
102
103 return (sc_attach_unit(device_get_unit(dev),
104 device_get_flags(dev) | SC_MD_FLAGS));
105 }
106
107 int
108 sc_get_cons_priority(int *unit, int *flags)
109 {
110
111 *unit = 0;
112 *flags = 0;
113 return (CN_INTERNAL);
114 }
115
116 int
117 sc_max_unit(void)
118 {
119
120 return (devclass_get_maxunit(sc_devclass));
121 }
122
123 sc_softc_t *
124 sc_get_softc(int unit, int flags)
125 {
126 sc_softc_t *sc;
127
128 if (unit < 0 || unit >= SC_MD_MAX)
129 return (NULL);
130 sc = &sc_softcs[unit];
131 sc->unit = unit;
132 if ((sc->flags & SC_INIT_DONE) == 0) {
133 sc->keyboard = -1;
134 sc->adapter = -1;
135 sc->cursor_char = SC_CURSOR_CHAR;
136 sc->mouse_char = SC_MOUSE_CHAR;
137 }
138 return (sc);
139 }
140
141 void
142 sc_get_bios_values(bios_values_t *values)
143 {
144
145 }
146
147 int
148 sc_tone(int hz)
149 {
150
151 return (0);
152 }
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