FreeBSD/Linux Kernel Cross Reference
sys/sys/tablet.h
1 /*-
2 * Copyright (c) 1985, 1986, 1993
3 * The Regents of the University of California. 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 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)tablet.h 8.4 (Berkeley) 7/10/94
34 * $FreeBSD$
35 */
36
37 #ifndef _SYS_TABLET_H_
38 #define _SYS_TABLET_H_
39
40 /*
41 * Tablet line discipline.
42 */
43
44 #ifndef KERNEL
45 #include <sys/types.h>
46 #endif
47 #include <sys/ioccom.h>
48
49 /*
50 * Reads on the tablet return one of the following structures, depending on
51 * the underlying tablet type. The first two are defined such that a read of
52 * sizeof (gtcopos) on a non-gtco tablet will return meaningful info. The
53 * in-proximity bit is simulated where the tablet does not directly provide
54 * the information.
55 */
56 struct tbpos {
57 int32_t xpos, ypos; /* raw x-y coordinates */
58 int16_t status; /* buttons/pen down */
59 #define TBINPROX 0100000 /* pen in proximity of tablet */
60 int16_t scount; /* sample count */
61 };
62
63 struct gtcopos {
64 int32_t xpos, ypos; /* raw x-y coordinates */
65 int16_t status; /* as above */
66 int16_t scount; /* sample count */
67 int16_t xtilt, ytilt; /* raw tilt */
68 int16_t pressure;
69 int16_t pad; /* pad to longword boundary */
70 };
71
72 struct polpos {
73 int16_t p_x, p_y, p_z; /* raw 3-space coordinates */
74 int16_t p_azi, p_pit, p_rol; /* azimuth, pitch, and roll */
75 int16_t p_stat; /* status, as above */
76 char p_key; /* calculator input keyboard */
77 };
78
79 #define BIOSMODE _IOW('b', 1, int) /* set mode bit(s) */
80 #define BIOGMODE _IOR('b', 2, int) /* get mode bit(s) */
81 #define TBMODE 0xfff0 /* mode bits: */
82 #define TBPOINT 0x0010 /* single point */
83 #define TBRUN 0x0000 /* runs contin. */
84 #define TBSTOP 0x0020 /* shut-up */
85 #define TBGO 0x0000 /* ~TBSTOP */
86 #define TBTYPE 0x000f /* tablet type: */
87 #define TBUNUSED 0x0
88 #define TBHITACHI 0x1 /* hitachi tablet */
89 #define TBTIGER 0x2 /* hitachi tiger */
90 #define TBGTCO 0x3 /* gtco */
91 #define TBPOL 0x4 /* polhemus 3space */
92 #define TBHDG 0x5 /* hdg-1111b, low res */
93 #define TBHDGHIRES 0x6 /* hdg-1111b, high res */
94 #define TBDIGI 0x7 /* gtco digi-pad, low res */
95 #define TBDIGIHIRES 0x8 /* gtco digi-pad, high res */
96 #define BIOSTYPE _IOW('b', 3, int) /* set tablet type */
97 #define BIOGTYPE _IOR('b', 4, int) /* get tablet type*/
98
99 #endif /* !_SYS_TABLET_H_ */
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