267 lines
5.7 KiB
C
267 lines
5.7 KiB
C
#ifndef _LINUX_JOYSTICK_H
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#define _LINUX_JOYSTICK_H
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/*
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* /usr/include/linux/joystick.h Version 1.2
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*
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* Copyright (C) 1996-1998 Vojtech Pavlik
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*/
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#include <asm/types.h>
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#include <linux/module.h>
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/*
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* Version
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*/
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#define JS_VERSION 0x01020a
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/*
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* Types and constants for reading from /dev/js
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*/
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#define JS_EVENT_BUTTON 0x01 /* button pressed/released */
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#define JS_EVENT_AXIS 0x02 /* joystick moved */
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#define JS_EVENT_INIT 0x80 /* initial state of device */
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struct js_event {
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__u32 time; /* event timestamp in miliseconds */
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__s16 value; /* value */
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__u8 type; /* event type */
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__u8 number; /* axis/button number */
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};
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/*
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* IOCTL commands for joystick driver
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*/
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#define JSIOCGVERSION _IOR('j', 0x01, __u32) /* get driver version */
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#define JSIOCGAXES _IOR('j', 0x11, __u8) /* get number of axes */
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#define JSIOCGBUTTONS _IOR('j', 0x12, __u8) /* get number of buttons */
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#define JSIOCGNAME(len) _IOC(_IOC_READ, 'j', 0x13, len) /* get identifier string */
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#define JSIOCSCORR _IOW('j', 0x21, struct js_corr) /* set correction values */
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#define JSIOCGCORR _IOR('j', 0x22, struct js_corr) /* get correction values */
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/*
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* Types and constants for get/set correction
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*/
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#define JS_CORR_NONE 0x00 /* returns raw values */
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#define JS_CORR_BROKEN 0x01 /* broken line */
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struct js_corr {
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__s32 coef[8];
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__s16 prec;
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__u16 type;
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};
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/*
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* v0.x compatibility definitions
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*/
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#define JS_RETURN sizeof(struct JS_DATA_TYPE)
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#define JS_TRUE 1
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#define JS_FALSE 0
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#define JS_X_0 0x01
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#define JS_Y_0 0x02
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#define JS_X_1 0x04
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#define JS_Y_1 0x08
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#define JS_MAX 2
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#define JS_DEF_TIMEOUT 0x1300
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#define JS_DEF_CORR 0
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#define JS_DEF_TIMELIMIT 10L
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#define JS_SET_CAL 1
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#define JS_GET_CAL 2
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#define JS_SET_TIMEOUT 3
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#define JS_GET_TIMEOUT 4
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#define JS_SET_TIMELIMIT 5
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#define JS_GET_TIMELIMIT 6
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#define JS_GET_ALL 7
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#define JS_SET_ALL 8
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struct JS_DATA_TYPE {
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int buttons;
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int x;
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int y;
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};
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struct JS_DATA_SAVE_TYPE {
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int JS_TIMEOUT;
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int BUSY;
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long JS_EXPIRETIME;
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long JS_TIMELIMIT;
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struct JS_DATA_TYPE JS_SAVE;
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struct JS_DATA_TYPE JS_CORR;
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};
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/*
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* Internal definitions
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*/
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#ifdef __KERNEL__
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#define JS_BUFF_SIZE 64 /* output buffer size */
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#include <linux/version.h>
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#ifndef KERNEL_VERSION
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#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
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#endif
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#ifndef LINUX_VERSION_CODE
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#error "You need to use at least 2.0 Linux kernel."
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,0,0)
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#error "You need to use at least 2.0 Linux kernel."
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#endif
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,1,0)
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#define JS_HAS_RDTSC (current_cpu_data.x86_capability & 0x10)
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#include <linux/init.h>
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#else
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#ifdef MODULE
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,0,35)
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#define JS_HAS_RDTSC (x86_capability & 0x10)
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#else
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#define JS_HAS_RDTSC 0
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#endif
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#else
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#define JS_HAS_RDTSC (x86_capability & 0x10)
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#endif
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#define __initdata
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#define __init
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#define MODULE_AUTHOR(x)
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#define MODULE_PARM(x,y)
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#define MODULE_SUPPORTED_DEVICE(x)
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#define signal_pending(x) (((x)->signal) & ~((x)->blocked))
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#endif
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/*
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* Parport stuff
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*/
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,1,0)
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#define USE_PARPORT
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#endif
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#ifdef USE_PARPORT
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#include <linux/parport.h>
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#define JS_PAR_STATUS(y) parport_read_status(y->port)
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#define JS_PAR_DATA_IN(y) parport_read_data(y->port)
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#define JS_PAR_DATA_OUT(x,y) parport_write_data(y->port, x)
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#define JS_PAR_CTRL_OUT(x,y) parport_write_control(y->port, x)
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#else
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#define JS_PAR_STATUS(y) inb(y+1)
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#define JS_PAR_DATA_IN(y) inb(y)
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#define JS_PAR_DATA_OUT(x,y) outb(x,y)
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#define JS_PAR_CTRL_OUT(x,y) outb(x,y+2)
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#endif
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#define JS_PAR_STATUS_INVERT (0x80)
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/*
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* Internal types
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*/
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struct js_dev;
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typedef int (*js_read_func)(void *info, int **axes, int **buttons);
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typedef unsigned int (*js_time_func)(void);
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typedef int (*js_delta_func)(unsigned int x, unsigned int y);
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typedef int (*js_ops_func)(struct js_dev *dev);
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struct js_data {
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int *axes;
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int *buttons;
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};
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struct js_dev {
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struct js_dev *next;
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struct js_list *list;
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struct js_port *port;
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struct wait_queue *wait;
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struct js_data cur;
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struct js_data new;
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struct js_corr *corr;
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struct js_event buff[JS_BUFF_SIZE];
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js_ops_func open;
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js_ops_func close;
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int ahead;
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int bhead;
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int tail;
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int num_axes;
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int num_buttons;
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char *name;
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};
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struct js_list {
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struct js_list *next;
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struct js_dev *dev;
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int tail;
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int startup;
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};
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struct js_port {
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struct js_port *next;
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struct js_port *prev;
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js_read_func read;
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struct js_dev **devs;
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int **axes;
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int **buttons;
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struct js_corr **corr;
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void *info;
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int ndevs;
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};
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/*
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* Sub-module interface
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*/
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extern unsigned int js_time_speed;
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extern js_time_func js_get_time;
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extern js_delta_func js_delta;
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extern unsigned int js_time_speed_a;
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extern js_time_func js_get_time_a;
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extern js_delta_func js_delta_a;
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extern struct js_port *js_register_port(struct js_port *port, void *info,
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int devs, int infos, js_read_func read);
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extern struct js_port *js_unregister_port(struct js_port *port);
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extern int js_register_device(struct js_port *port, int number, int axes,
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int buttons, char *name, js_ops_func open, js_ops_func close);
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extern void js_unregister_device(struct js_dev *dev);
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/*
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* Kernel interface
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*/
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extern int js_init(void);
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extern int js_am_init(void);
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extern int js_an_init(void);
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extern int js_as_init(void);
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extern int js_console_init(void);
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extern int js_db9_init(void);
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extern int js_gr_init(void);
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extern int js_l4_init(void);
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extern int js_lt_init(void);
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extern int js_sw_init(void);
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extern int js_tm_init(void);
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extern void js_am_setup(char *str, int *ints);
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extern void js_an_setup(char *str, int *ints);
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extern void js_as_setup(char *str, int *ints);
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extern void js_console_setup(char *str, int *ints);
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extern void js_db9_setup(char *str, int *ints);
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extern void js_l4_setup(char *str, int *ints);
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#endif /* __KERNEL__ */
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#endif /* _LINUX_JOYSTICK_H */
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