freebsd-dev/sys/dev/evdev/input.h

274 lines
8.1 KiB
C
Raw Normal View History

/*-
* Copyright (c) 2016 Oleksandr Tymoshenko <gonzo@FreeBSD.org>
* Copyright (c) 2015-2016 Vladimir Kondratyev <wulf@cicgroup.ru>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _EVDEV_INPUT_H
#define _EVDEV_INPUT_H
#ifndef __KERNEL__
#include <sys/time.h>
#include <sys/ioccom.h>
#include <sys/types.h>
#endif
#include "input-event-codes.h"
struct input_event {
struct timeval time;
uint16_t type;
uint16_t code;
int32_t value;
};
#define EV_VERSION 0x010001
struct input_id {
uint16_t bustype;
uint16_t vendor;
uint16_t product;
uint16_t version;
};
struct input_absinfo {
int32_t value;
int32_t minimum;
int32_t maximum;
int32_t fuzz;
int32_t flat;
int32_t resolution;
};
#define INPUT_KEYMAP_BY_INDEX (1 << 0)
struct input_keymap_entry {
uint8_t flags;
uint8_t len;
uint16_t index;
uint32_t keycode;
uint8_t scancode[32];
};
#define EVDEV_IOC_MAGIC 'E'
#define EVIOCGVERSION _IOR(EVDEV_IOC_MAGIC, 0x01, int) /* get driver version */
#define EVIOCGID _IOR(EVDEV_IOC_MAGIC, 0x02, struct input_id) /* get device ID */
#define EVIOCGREP _IOR(EVDEV_IOC_MAGIC, 0x03, unsigned int[2]) /* get repeat settings */
#define EVIOCSREP _IOW(EVDEV_IOC_MAGIC, 0x03, unsigned int[2]) /* set repeat settings */
#define EVIOCGKEYCODE _IOWR(EVDEV_IOC_MAGIC, 0x04, unsigned int[2]) /* get keycode */
#define EVIOCGKEYCODE_V2 _IOWR(EVDEV_IOC_MAGIC, 0x04, struct input_keymap_entry)
#define EVIOCSKEYCODE _IOW(EVDEV_IOC_MAGIC, 0x04, unsigned int[2]) /* set keycode */
#define EVIOCSKEYCODE_V2 _IOW(EVDEV_IOC_MAGIC, 0x04, struct input_keymap_entry)
#define EVIOCGNAME(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x06, len) /* get device name */
#define EVIOCGPHYS(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x07, len) /* get physical location */
#define EVIOCGUNIQ(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x08, len) /* get unique identifier */
#define EVIOCGPROP(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x09, len) /* get device properties */
#define EVIOCGMTSLOTS(len) _IOC(IOC_INOUT, EVDEV_IOC_MAGIC, 0x0a, len) /* get MT slots values */
#define EVIOCGKEY(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x18, len) /* get global key state */
#define EVIOCGLED(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x19, len) /* get all LEDs */
#define EVIOCGSND(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x1a, len) /* get all sounds status */
#define EVIOCGSW(len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x1b, len) /* get all switch states */
#define EVIOCGBIT(ev,len) _IOC(IOC_OUT, EVDEV_IOC_MAGIC, 0x20 + (ev), len) /* get event bits */
#define EVIOCGABS(abs) _IOR(EVDEV_IOC_MAGIC, 0x40 + (abs), struct input_absinfo) /* get abs value/limits */
#define EVIOCSABS(abs) _IOW(EVDEV_IOC_MAGIC, 0xc0 + (abs), struct input_absinfo) /* set abs value/limits */
#define EVIOCSFF _IOW(EVDEV_IOC_MAGIC, 0x80, struct ff_effect) /* send a force effect to a force feedback device */
#define EVIOCRMFF _IOWINT(EVDEV_IOC_MAGIC, 0x81) /* Erase a force effect */
#define EVIOCGEFFECTS _IOR(EVDEV_IOC_MAGIC, 0x84, int) /* Report number of effects playable at the same time */
#define EVIOCGRAB _IOWINT(EVDEV_IOC_MAGIC, 0x90) /* Grab/Release device */
#define EVIOCREVOKE _IOWINT(EVDEV_IOC_MAGIC, 0x91) /* Revoke device access */
#define EVIOCSCLOCKID _IOW(EVDEV_IOC_MAGIC, 0xa0, int) /* Set clockid to be used for timestamps */
/*
* IDs.
*/
#define ID_BUS 0
#define ID_VENDOR 1
#define ID_PRODUCT 2
#define ID_VERSION 3
#define BUS_PCI 0x01
#define BUS_ISAPNP 0x02
#define BUS_USB 0x03
#define BUS_HIL 0x04
#define BUS_BLUETOOTH 0x05
#define BUS_VIRTUAL 0x06
#define BUS_ISA 0x10
#define BUS_I8042 0x11
#define BUS_XTKBD 0x12
#define BUS_RS232 0x13
#define BUS_GAMEPORT 0x14
#define BUS_PARPORT 0x15
#define BUS_AMIGA 0x16
#define BUS_ADB 0x17
#define BUS_I2C 0x18
#define BUS_HOST 0x19
#define BUS_GSC 0x1A
#define BUS_ATARI 0x1B
#define BUS_SPI 0x1C
/*
* MT_TOOL types
*/
#define MT_TOOL_FINGER 0
#define MT_TOOL_PEN 1
#define MT_TOOL_PALM 2
#define MT_TOOL_MAX 2
/*
* Values describing the status of a force-feedback effect
*/
#define FF_STATUS_STOPPED 0x00
#define FF_STATUS_PLAYING 0x01
#define FF_STATUS_MAX 0x01
/* scheduling info for force feedback effect */
struct ff_replay {
uint16_t length; /* length of the effect (ms) */
uint16_t delay; /* delay before effect starts (ms) */
};
/* trigger for force feedback effect */
struct ff_trigger {
uint16_t button; /* trigger button number */
uint16_t interval; /* delay between re-triggers */
};
/* force feedback effect envelop */
struct ff_envelope {
uint16_t attack_length; /* duration of the attach (ms) */
uint16_t attack_level; /* level at the beginning (0x0000 - 0x7fff) */
uint16_t fade_length; /* duratin of fade (ms) */
uint16_t fade_level; /* level at the end of fade */
};
struct ff_constant_effect {
int16_t level;
struct ff_envelope envelope;
};
struct ff_ramp_effect {
int16_t start_level;
int16_t end_level;
struct ff_envelope envelope;
};
struct ff_condition_effect {
/* maximum level when joystick moved to respective side */
uint16_t right_saturation;
uint16_t left_saturation;
/* how fast force grows when joystick move to the respective side */
int16_t right_coeff;
int16_t left_coeff;
uint16_t deadband; /* size of dead zone when no force is produced */
int16_t center; /* center of dead zone */
};
/*
* Force feedback periodic effect types
*/
#define FF_SQUARE 0x58
#define FF_TRIANGLE 0x59
#define FF_SINE 0x5a
#define FF_SAW_UP 0x5b
#define FF_SAW_DOWN 0x5c
#define FF_CUSTOM 0x5d
#define FF_WAVEFORM_MIN FF_SQUARE
#define FF_WAVEFORM_MAX FF_CUSTOM
struct ff_periodic_effect {
uint16_t waveform;
uint16_t period; /* ms */
int16_t magnitude; /* peak */
int16_t offset; /* mean, roughly */
uint16_t phase; /* horizontal shift */
struct ff_envelope envelope;
uint32_t custom_len; /* FF_CUSTOM waveform only */
int16_t *custom_data; /* FF_CUSTOM waveform only */
};
struct ff_rumble_effect {
uint16_t strong_magnitude; /* magnitude of the heavy motor */
uint16_t weak_magnitude; /* magnitude of the light motor */
};
/*
* Force feedback effect types
*/
#define FF_RUMBLE 0x50
#define FF_PERIODIC 0x51
#define FF_CONSTANT 0x52
#define FF_SPRING 0x53
#define FF_FRICTION 0x54
#define FF_DAMPER 0x55
#define FF_INERTIA 0x56
#define FF_RAMP 0x57
#define FF_EFFECT_MIN FF_RUMBLE
#define FF_EFFECT_MAX FF_RAMP
struct ff_effect {
uint16_t type;
int16_t id;
uint16_t direction; /* [0 .. 360) degrees -> [0 .. 0x10000) */
struct ff_trigger trigger;
struct ff_replay replay;
union {
struct ff_constant_effect constant;
struct ff_ramp_effect ramp;
struct ff_periodic_effect periodic;
struct ff_condition_effect condition[2]; /* One for each axis */
struct ff_rumble_effect rumble;
} u;
};
/*
* force feedback device properties
*/
#define FF_GAIN 0x60
#define FF_AUTOCENTER 0x61
#define FF_MAX 0x7f
#define FF_CNT (FF_MAX+1)
#endif /* _EVDEV_INPUT_H */