kbdvar.h revision 1.9 1 1.9 uwe /* $NetBSD: kbdvar.h,v 1.9 2002/10/03 16:13:26 uwe Exp $ */
2 1.1 mrg
3 1.1 mrg /*
4 1.1 mrg * Copyright (c) 1992, 1993
5 1.1 mrg * The Regents of the University of California. All rights reserved.
6 1.1 mrg *
7 1.1 mrg * This software was developed by the Computer Systems Engineering group
8 1.1 mrg * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
9 1.1 mrg * contributed to Berkeley.
10 1.1 mrg *
11 1.1 mrg * All advertising materials mentioning features or use of this software
12 1.1 mrg * must display the following acknowledgement:
13 1.1 mrg * This product includes software developed by the University of
14 1.1 mrg * California, Lawrence Berkeley Laboratory.
15 1.1 mrg *
16 1.1 mrg * Redistribution and use in source and binary forms, with or without
17 1.1 mrg * modification, are permitted provided that the following conditions
18 1.1 mrg * are met:
19 1.1 mrg * 1. Redistributions of source code must retain the above copyright
20 1.1 mrg * notice, this list of conditions and the following disclaimer.
21 1.1 mrg * 2. Redistributions in binary form must reproduce the above copyright
22 1.1 mrg * notice, this list of conditions and the following disclaimer in the
23 1.1 mrg * documentation and/or other materials provided with the distribution.
24 1.1 mrg * 3. All advertising materials mentioning features or use of this software
25 1.1 mrg * must display the following acknowledgement:
26 1.1 mrg * This product includes software developed by the University of
27 1.1 mrg * California, Berkeley and its contributors.
28 1.1 mrg * 4. Neither the name of the University nor the names of its contributors
29 1.1 mrg * may be used to endorse or promote products derived from this software
30 1.1 mrg * without specific prior written permission.
31 1.1 mrg *
32 1.1 mrg * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
33 1.1 mrg * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
34 1.1 mrg * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
35 1.1 mrg * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
36 1.1 mrg * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 1.1 mrg * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
38 1.1 mrg * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39 1.1 mrg * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
40 1.1 mrg * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
41 1.1 mrg * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
42 1.1 mrg * SUCH DAMAGE.
43 1.1 mrg *
44 1.1 mrg * @(#)kbd.c 8.2 (Berkeley) 10/30/93
45 1.1 mrg */
46 1.1 mrg
47 1.1 mrg struct kbd_softc {
48 1.9 uwe struct device k_dev; /* required first: base device */
49 1.1 mrg
50 1.9 uwe /* middle layer methods */
51 1.9 uwe struct kbd_ops *k_ops;
52 1.7 eeh
53 1.9 uwe /* state of the upper layer */
54 1.9 uwe int k_evmode; /* set if we should produce events */
55 1.9 uwe struct evvar k_events; /* event queue state */
56 1.1 mrg
57 1.9 uwe /* ACSII translation state */
58 1.9 uwe struct kbd_state k_state;
59 1.4 thorpej
60 1.2 pk /* Console hooks */
61 1.9 uwe int k_isconsole;
62 1.2 pk struct cons_channel *k_cc;
63 1.9 uwe };
64 1.2 pk
65 1.9 uwe /*
66 1.9 uwe * Downcalls to the middle layer.
67 1.9 uwe * NB: iocsled has user context to care about,
68 1.9 uwe * setleds can be called from interrupt handler.
69 1.9 uwe */
70 1.9 uwe struct kbd_ops {
71 1.9 uwe int (*open)(struct kbd_softc *);
72 1.9 uwe int (*close)(struct kbd_softc *);
73 1.9 uwe int (*docmd)(struct kbd_softc *, int, int); /* KIOCCMD */
74 1.9 uwe int (*setleds)(struct kbd_softc *, int, int); /* KIOCSLED */
75 1.9 uwe };
76 1.2 pk
77 1.1 mrg
78 1.9 uwe /* Callbacks for middle layer to feed us keyboard input */
79 1.9 uwe extern int kbd_input_keysym(struct kbd_softc *, int); /* console */
80 1.9 uwe extern void kbd_input_event(struct kbd_softc *, int); /* events */
81 1.1 mrg
82 1.2 pk
83 1.2 pk /*
84 1.2 pk * kbd console input channel interface.
85 1.2 pk * XXX - does not belong in this header; but for now, kbd is the only user..
86 1.2 pk */
87 1.2 pk struct cons_channel {
88 1.9 uwe /* XXX: only used by PROM console, probably belongs to kd.c */
89 1.9 uwe struct callout cc_callout;
90 1.9 uwe
91 1.9 uwe /*
92 1.9 uwe * Callbacks provided by underlying device (e.g. keyboard driver).
93 1.9 uwe * Console driver will call these before console is opened/closed.
94 1.9 uwe */
95 1.9 uwe void *cc_dev; /* underlying device private data */
96 1.9 uwe int (*cc_iopen)(struct cons_channel *); /* open underlying device */
97 1.9 uwe int (*cc_iclose)(struct cons_channel *); /* close underlying device */
98 1.2 pk
99 1.9 uwe /*
100 1.9 uwe * Callback provided by the console driver. Underlying driver
101 1.9 uwe * calls it to pass input character up as console input.
102 1.9 uwe */
103 1.9 uwe void (*cc_upstream)(int);
104 1.2 pk };
105 1.2 pk
106 1.9 uwe /* upper layer callbacks that lower layer passes to console driver */
107 1.9 uwe extern int kbd_cc_open(struct cons_channel *);
108 1.9 uwe extern int kbd_cc_close(struct cons_channel *);
109 1.9 uwe
110 1.2 pk /* Special hook to attach the keyboard driver to the console */
111 1.9 uwe struct consdev;
112 1.9 uwe extern void cons_attach_input(struct cons_channel *, struct consdev *);
113