1 /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
2 /*
3 * Copyright (C) 1996-2000 Vojtech Pavlik
4 *
5 * Sponsored by SuSE
6 */
7 /*
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
22 #ifndef _UAPI_LINUX_JOYSTICK_H
23 #define _UAPI_LINUX_JOYSTICK_H
24
25
26
27 #include <linux/types.h>
28 #include <linux/input.h>
29
30 /*
31 * Version
32 */
33
34 #define JS_VERSION 0x020100
35
36 /*
37 * Types and constants for reading from /dev/js
38 */
39
40 #define JS_EVENT_BUTTON 0x01 /* button pressed/released */
41 #define JS_EVENT_AXIS 0x02 /* joystick moved */
42 #define JS_EVENT_INIT 0x80 /* initial state of device */
43
44 struct js_event {
45 __u32 time; /* event timestamp in milliseconds */
46 __s16 value; /* value */
47 __u8 type; /* event type */
48 __u8 number; /* axis/button number */
49 };
50
51 /*
52 * IOCTL commands for joystick driver
53 */
54
55 #define JSIOCGVERSION _IOR('j', 0x01, __u32) /* get driver version */
56
57 #define JSIOCGAXES _IOR('j', 0x11, __u8) /* get number of axes */
58 #define JSIOCGBUTTONS _IOR('j', 0x12, __u8) /* get number of buttons */
59 #define JSIOCGNAME(len) _IOC(_IOC_READ, 'j', 0x13, len) /* get identifier string */
60
61 #define JSIOCSCORR _IOW('j', 0x21, struct js_corr) /* set correction values */
62 #define JSIOCGCORR _IOR('j', 0x22, struct js_corr) /* get correction values */
63
64 #define JSIOCSAXMAP _IOW('j', 0x31, __u8[ABS_CNT]) /* set axis mapping */
65 #define JSIOCGAXMAP _IOR('j', 0x32, __u8[ABS_CNT]) /* get axis mapping */
66 #define JSIOCSBTNMAP _IOW('j', 0x33, __u16[KEY_MAX - BTN_MISC + 1]) /* set button mapping */
67 #define JSIOCGBTNMAP _IOR('j', 0x34, __u16[KEY_MAX - BTN_MISC + 1]) /* get button mapping */
68
69 /*
70 * Types and constants for get/set correction
71 */
72
73 #define JS_CORR_NONE 0x00 /* returns raw values */
74 #define JS_CORR_BROKEN 0x01 /* broken line */
75
76 struct js_corr {
77 __s32 coef[8];
78 __s16 prec;
79 __u16 type;
80 };
81
82 /*
83 * v0.x compatibility definitions
84 */
85
86 #define JS_RETURN sizeof(struct JS_DATA_TYPE)
87 #define JS_TRUE 1
88 #define JS_FALSE 0
89 #define JS_X_0 0x01
90 #define JS_Y_0 0x02
91 #define JS_X_1 0x04
92 #define JS_Y_1 0x08
93 #define JS_MAX 2
94
95 #define JS_DEF_TIMEOUT 0x1300
96 #define JS_DEF_CORR 0
97 #define JS_DEF_TIMELIMIT 10L
98
99 #define JS_SET_CAL 1
100 #define JS_GET_CAL 2
101 #define JS_SET_TIMEOUT 3
102 #define JS_GET_TIMEOUT 4
103 #define JS_SET_TIMELIMIT 5
104 #define JS_GET_TIMELIMIT 6
105 #define JS_GET_ALL 7
106 #define JS_SET_ALL 8
107
108 struct JS_DATA_TYPE {
109 __s32 buttons;
110 __s32 x;
111 __s32 y;
112 };
113
114 struct JS_DATA_SAVE_TYPE_32 {
115 __s32 JS_TIMEOUT;
116 __s32 BUSY;
117 __s32 JS_EXPIRETIME;
118 __s32 JS_TIMELIMIT;
119 struct JS_DATA_TYPE JS_SAVE;
120 struct JS_DATA_TYPE JS_CORR;
121 };
122
123 struct JS_DATA_SAVE_TYPE_64 {
124 __s32 JS_TIMEOUT;
125 __s32 BUSY;
126 __s64 JS_EXPIRETIME;
127 __s64 JS_TIMELIMIT;
128 struct JS_DATA_TYPE JS_SAVE;
129 struct JS_DATA_TYPE JS_CORR;
130 };
131
132
133 #endif /* _UAPI_LINUX_JOYSTICK_H */