1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
|
#ifndef _GAMEPORT_H
#define _GAMEPORT_H
/*
* Copyright (c) 1999-2002 Vojtech Pavlik
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published by
* the Free Software Foundation.
*/
#include <asm/io.h>
#include <linux/input.h>
#include <linux/list.h>
struct gameport;
struct gameport {
void *private; /* Private pointer for joystick drivers */
void *driver; /* Private pointer for gameport drivers */
char *name;
char *phys;
struct input_id id;
int io;
int speed;
int fuzz;
void (*trigger)(struct gameport *);
unsigned char (*read)(struct gameport *);
int (*cooked_read)(struct gameport *, int *, int *);
int (*calibrate)(struct gameport *, int *, int *);
int (*open)(struct gameport *, int);
void (*close)(struct gameport *);
struct gameport_dev *dev;
struct list_head node;
};
struct gameport_dev {
void *private;
char *name;
void (*connect)(struct gameport *, struct gameport_dev *dev);
void (*disconnect)(struct gameport *);
struct list_head node;
};
int gameport_open(struct gameport *gameport, struct gameport_dev *dev, int mode);
void gameport_close(struct gameport *gameport);
void gameport_rescan(struct gameport *gameport);
#if defined(CONFIG_GAMEPORT) || defined(CONFIG_GAMEPORT_MODULE)
void gameport_register_port(struct gameport *gameport);
void gameport_unregister_port(struct gameport *gameport);
#else
static inline void gameport_register_port(struct gameport *gameport) { return; }
static inline void gameport_unregister_port(struct gameport *gameport) { return; }
#endif
void gameport_register_device(struct gameport_dev *dev);
void gameport_unregister_device(struct gameport_dev *dev);
#define GAMEPORT_MODE_DISABLED 0
#define GAMEPORT_MODE_RAW 1
#define GAMEPORT_MODE_COOKED 2
#define GAMEPORT_ID_VENDOR_ANALOG 0x0001
#define GAMEPORT_ID_VENDOR_MADCATZ 0x0002
#define GAMEPORT_ID_VENDOR_LOGITECH 0x0003
#define GAMEPORT_ID_VENDOR_CREATIVE 0x0004
#define GAMEPORT_ID_VENDOR_GENIUS 0x0005
#define GAMEPORT_ID_VENDOR_INTERACT 0x0006
#define GAMEPORT_ID_VENDOR_MICROSOFT 0x0007
#define GAMEPORT_ID_VENDOR_THRUSTMASTER 0x0008
#define GAMEPORT_ID_VENDOR_GRAVIS 0x0009
#define GAMEPORT_ID_VENDOR_GUILLEMOT 0x000a
static __inline__ void gameport_trigger(struct gameport *gameport)
{
if (gameport->trigger)
gameport->trigger(gameport);
else
outb(0xff, gameport->io);
}
static __inline__ unsigned char gameport_read(struct gameport *gameport)
{
if (gameport->read)
return gameport->read(gameport);
else
return inb(gameport->io);
}
static __inline__ int gameport_cooked_read(struct gameport *gameport, int *axes, int *buttons)
{
if (gameport->cooked_read)
return gameport->cooked_read(gameport, axes, buttons);
else
return -1;
}
static __inline__ int gameport_calibrate(struct gameport *gameport, int *axes, int *max)
{
if (gameport->calibrate)
return gameport->calibrate(gameport, axes, max);
else
return -1;
}
static __inline__ int gameport_time(struct gameport *gameport, int time)
{
return (time * gameport->speed) / 1000;
}
static __inline__ void wait_ms(unsigned int ms)
{
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(1 + ms * HZ / 1000);
}
#endif
|
