1 #ifndef _LINUX_JOYSTICK_H
2 #define _LINUX_JOYSTICK_H
3 
4 /*
5  * $Id: joystick.h,v 1.3 2000/11/30 11:07:05 vojtech Exp $
6  *
7  *  Copyright (C) 1996-2000 Vojtech Pavlik
8  *
9  *  Sponsored by SuSE
10  */
11 
12 /*
13  * This program is free software; you can redistribute it and/or modify
14  * it under the terms of the GNU General Public License as published by
15  * the Free Software Foundation; either version 2 of the License, or
16  * (at your option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
21  * GNU General Public License for more details.
22  *
23  * You should have received a copy of the GNU General Public License
24  * along with this program; if not, write to the Free Software
25  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26  *
27  * Should you need to contact me, the author, you can do so either by
28  * e-mail - mail your message to <vojtech@suse.cz>, or by paper mail:
29  * Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic
30  */
31 
32 #include <asm/types.h>
33 #include <linux/input.h>
34 
35 /*
36  * Version
37  */
38 
39 #define JS_VERSION		0x020100
40 
41 /*
42  * Types and constants for reading from /dev/js
43  */
44 
45 #define JS_EVENT_BUTTON		0x01	/* button pressed/released */
46 #define JS_EVENT_AXIS		0x02	/* joystick moved */
47 #define JS_EVENT_INIT		0x80	/* initial state of device */
48 
49 struct js_event {
50 	__u32 time;	/* event timestamp in milliseconds */
51 	__s16 value;	/* value */
52 	__u8 type;	/* event type */
53 	__u8 number;	/* axis/button number */
54 };
55 
56 /*
57  * IOCTL commands for joystick driver
58  */
59 
60 #define JSIOCGVERSION		_IOR('j', 0x01, __u32)				/* get driver version */
61 
62 #define JSIOCGAXES		_IOR('j', 0x11, __u8)				/* get number of axes */
63 #define JSIOCGBUTTONS		_IOR('j', 0x12, __u8)				/* get number of buttons */
64 #define JSIOCGNAME(len)		_IOC(_IOC_READ, 'j', 0x13, len)			/* get identifier string */
65 
66 #define JSIOCSCORR		_IOW('j', 0x21, struct js_corr)			/* set correction values */
67 #define JSIOCGCORR		_IOR('j', 0x22, struct js_corr)			/* get correction values */
68 
69 #define JSIOCSAXMAP		_IOW('j', 0x31, __u8[ABS_MAX])			/* set axis mapping */
70 #define JSIOCGAXMAP		_IOR('j', 0x32, __u8[ABS_MAX])			/* get axis mapping */
71 #define JSIOCSBTNMAP		_IOW('j', 0x33, __u16[KEY_MAX - BTN_MISC])	/* set button mapping */
72 #define JSIOCGBTNMAP		_IOR('j', 0x34, __u16[KEY_MAX - BTN_MISC])	/* get button mapping */
73 
74 /*
75  * Types and constants for get/set correction
76  */
77 
78 #define JS_CORR_NONE		0x00	/* returns raw values */
79 #define JS_CORR_BROKEN		0x01	/* broken line */
80 
81 struct js_corr {
82 	__s32 coef[8];
83 	__s16 prec;
84 	__u16 type;
85 };
86 
87 /*
88  * v0.x compatibility definitions
89  */
90 
91 #define JS_RETURN		sizeof(struct JS_DATA_TYPE)
92 #define JS_TRUE			1
93 #define JS_FALSE		0
94 #define JS_X_0			0x01
95 #define JS_Y_0			0x02
96 #define JS_X_1			0x04
97 #define JS_Y_1			0x08
98 #define JS_MAX			2
99 
100 #define JS_DEF_TIMEOUT		0x1300
101 #define JS_DEF_CORR		0
102 #define JS_DEF_TIMELIMIT	10L
103 
104 #define JS_SET_CAL		1
105 #define JS_GET_CAL		2
106 #define JS_SET_TIMEOUT		3
107 #define JS_GET_TIMEOUT		4
108 #define JS_SET_TIMELIMIT	5
109 #define JS_GET_TIMELIMIT	6
110 #define JS_GET_ALL		7
111 #define JS_SET_ALL		8
112 
113 struct JS_DATA_TYPE {
114 	int buttons;
115 	int x;
116 	int y;
117 };
118 
119 struct JS_DATA_SAVE_TYPE {
120 	int JS_TIMEOUT;
121 	int BUSY;
122 	long JS_EXPIRETIME;
123 	long JS_TIMELIMIT;
124 	struct JS_DATA_TYPE JS_SAVE;
125 	struct JS_DATA_TYPE JS_CORR;
126 };
127 
128 #endif /* _LINUX_JOYSTICK_H */
129