blob: 1cb4e84a06426a54e5fe953b7f120cd931af1f9f (
plain)
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
|
#ifndef _SERVERS_INPUT_H
#define _SERVERS_INPUT_H
#include <minix/input.h>
/* Configuration. */
#define EVENTBUF_SIZE 32
#define KBDMUX_MINOR 0
#define KBD0_MINOR 1
#define KBD_MINORS 4
#define MOUSEMUX_MINOR 64
#define MOUSE0_MINOR 65
#define MOUSE_MINORS 4
/* Constants. */
#define KBDMUX_DEV 0
#define FIRST_KBD_DEV 1
#define LAST_KBD_DEV (FIRST_KBD_DEV + KBD_MINORS - 1)
#define MOUSEMUX_DEV (LAST_KBD_DEV + 1)
#define FIRST_MOUSE_DEV (MOUSEMUX_DEV + 1)
#define LAST_MOUSE_DEV (FIRST_MOUSE_DEV + MOUSE_MINORS - 1)
#define INPUT_DEV_MAX (1 + KBD_MINORS + 1 + MOUSE_MINORS)
/* Input device state structure. */
struct input_dev {
devminor_t minor; /* minor number of this device */
endpoint_t owner; /* owning driver endpoint, or NONE */
char label[DS_MAX_KEYLEN]; /* label of owning driver */
struct input_event eventbuf[EVENTBUF_SIZE]; /* event ring buffer */
unsigned int tail; /* tail into ring buffer */
unsigned int count; /* number of elements in ring buffer */
int opened; /* has a process opened the device? */
int suspended; /* is a process suspended on a read? */
endpoint_t caller; /* endpoint for suspended read */
cp_grant_id_t grant; /* grant for suspended read */
cdev_id_t req_id; /* request ID for suspended read */
endpoint_t selector; /* read-selecting endpoint, or NONE */
unsigned int leds; /* LED mask - saved across connects */
};
#endif /* !_SERVERS_INPUT_H */
|
