Home | History | Annotate | Download | only in linux
      1 #ifndef _LINUX_JOYSTICK_H
      2 #define _LINUX_JOYSTICK_H
      3 
      4 /*
      5  *  Copyright (C) 1996-2000 Vojtech Pavlik
      6  *
      7  *  Sponsored by SuSE
      8  */
      9 
     10 /*
     11  * This program is free software; you can redistribute it and/or modify
     12  * it under the terms of the GNU General Public License as published by
     13  * the Free Software Foundation; either version 2 of the License, or
     14  * (at your option) any later version.
     15  *
     16  * This program is distributed in the hope that it will be useful,
     17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     19  * GNU General Public License for more details.
     20  *
     21  * You should have received a copy of the GNU General Public License
     22  * along with this program; if not, write to the Free Software
     23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
     24  *
     25  * Should you need to contact me, the author, you can do so either by
     26  * e-mail - mail your message to <vojtech (at) suse.cz>, or by paper mail:
     27  * Vojtech Pavlik, Ucitelska 1576, Prague 8, 182 00 Czech Republic
     28  */
     29 
     30 #include <linux/types.h>
     31 #include <linux/input.h>
     32 
     33 /*
     34  * Version
     35  */
     36 
     37 #define JS_VERSION		0x020100
     38 
     39 /*
     40  * Types and constants for reading from /dev/js
     41  */
     42 
     43 #define JS_EVENT_BUTTON		0x01	/* button pressed/released */
     44 #define JS_EVENT_AXIS		0x02	/* joystick moved */
     45 #define JS_EVENT_INIT		0x80	/* initial state of device */
     46 
     47 struct js_event {
     48 	__u32 time;	/* event timestamp in milliseconds */
     49 	__s16 value;	/* value */
     50 	__u8 type;	/* event type */
     51 	__u8 number;	/* axis/button number */
     52 };
     53 
     54 /*
     55  * IOCTL commands for joystick driver
     56  */
     57 
     58 #define JSIOCGVERSION		_IOR('j', 0x01, __u32)				/* get driver version */
     59 
     60 #define JSIOCGAXES		_IOR('j', 0x11, __u8)				/* get number of axes */
     61 #define JSIOCGBUTTONS		_IOR('j', 0x12, __u8)				/* get number of buttons */
     62 #define JSIOCGNAME(len)		_IOC(_IOC_READ, 'j', 0x13, len)			/* get identifier string */
     63 
     64 #define JSIOCSCORR		_IOW('j', 0x21, struct js_corr)			/* set correction values */
     65 #define JSIOCGCORR		_IOR('j', 0x22, struct js_corr)			/* get correction values */
     66 
     67 #define JSIOCSAXMAP		_IOW('j', 0x31, __u8[ABS_CNT])			/* set axis mapping */
     68 #define JSIOCGAXMAP		_IOR('j', 0x32, __u8[ABS_CNT])			/* get axis mapping */
     69 #define JSIOCSBTNMAP		_IOW('j', 0x33, __u16[KEY_MAX - BTN_MISC + 1])	/* set button mapping */
     70 #define JSIOCGBTNMAP		_IOR('j', 0x34, __u16[KEY_MAX - BTN_MISC + 1])	/* get button mapping */
     71 
     72 /*
     73  * Types and constants for get/set correction
     74  */
     75 
     76 #define JS_CORR_NONE		0x00	/* returns raw values */
     77 #define JS_CORR_BROKEN		0x01	/* broken line */
     78 
     79 struct js_corr {
     80 	__s32 coef[8];
     81 	__s16 prec;
     82 	__u16 type;
     83 };
     84 
     85 /*
     86  * v0.x compatibility definitions
     87  */
     88 
     89 #define JS_RETURN		sizeof(struct JS_DATA_TYPE)
     90 #define JS_TRUE			1
     91 #define JS_FALSE		0
     92 #define JS_X_0			0x01
     93 #define JS_Y_0			0x02
     94 #define JS_X_1			0x04
     95 #define JS_Y_1			0x08
     96 #define JS_MAX			2
     97 
     98 #define JS_DEF_TIMEOUT		0x1300
     99 #define JS_DEF_CORR		0
    100 #define JS_DEF_TIMELIMIT	10L
    101 
    102 #define JS_SET_CAL		1
    103 #define JS_GET_CAL		2
    104 #define JS_SET_TIMEOUT		3
    105 #define JS_GET_TIMEOUT		4
    106 #define JS_SET_TIMELIMIT	5
    107 #define JS_GET_TIMELIMIT	6
    108 #define JS_GET_ALL		7
    109 #define JS_SET_ALL		8
    110 
    111 struct JS_DATA_TYPE {
    112 	__s32 buttons;
    113 	__s32 x;
    114 	__s32 y;
    115 };
    116 
    117 struct JS_DATA_SAVE_TYPE_32 {
    118 	__s32 JS_TIMEOUT;
    119 	__s32 BUSY;
    120 	__s32 JS_EXPIRETIME;
    121 	__s32 JS_TIMELIMIT;
    122 	struct JS_DATA_TYPE JS_SAVE;
    123 	struct JS_DATA_TYPE JS_CORR;
    124 };
    125 
    126 struct JS_DATA_SAVE_TYPE_64 {
    127 	__s32 JS_TIMEOUT;
    128 	__s32 BUSY;
    129 	__s64 JS_EXPIRETIME;
    130 	__s64 JS_TIMELIMIT;
    131 	struct JS_DATA_TYPE JS_SAVE;
    132 	struct JS_DATA_TYPE JS_CORR;
    133 };
    134 
    135 
    136 #endif /* _LINUX_JOYSTICK_H */
    137