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
|
#ifndef _KBD_KERN_H
#define _KBD_KERN_H
#include <linux/interrupt.h>
#include <linux/keyboard.h>
extern int shift_state;
extern char *func_table[MAX_NR_FUNC];
extern char func_buf[];
extern char *funcbufptr;
extern int funcbufsize, funcbufleft;
/*
* kbd->xxx contains the VC-local things (flag settings etc..)
*
* Note: externally visible are LED_SCR, LED_NUM, LED_CAP defined in kd.h
* The code in KDGETLED / KDSETLED depends on the internal and
* external order being the same.
*
* Note: lockstate is used as index in the array key_map.
*/
struct kbd_struct {
unsigned char lockstate;
/* 8 modifiers - the names do not have any meaning at all;
they can be associated to arbitrarily chosen keys */
#define VC_SHIFTLOCK KG_SHIFT /* shift lock mode */
#define VC_ALTGRLOCK KG_ALTGR /* altgr lock mode */
#define VC_CTRLLOCK KG_CTRL /* control lock mode */
#define VC_ALTLOCK KG_ALT /* alt lock mode */
#define VC_SHIFTLLOCK KG_SHIFTL /* shiftl lock mode */
#define VC_SHIFTRLOCK KG_SHIFTR /* shiftr lock mode */
#define VC_CTRLLLOCK KG_CTRLL /* ctrll lock mode */
#define VC_CTRLRLOCK KG_CTRLR /* ctrlr lock mode */
unsigned char ledmode:2; /* one 2-bit value */
#define LED_SHOW_FLAGS 0 /* traditional state */
#define LED_SHOW_IOCTL 1 /* only change leds upon ioctl */
#define LED_SHOW_MEM 2 /* `heartbeat': peek into memory */
unsigned char ledflagstate:3; /* flags, not lights */
unsigned char default_ledflagstate:3;
#define VC_SCROLLOCK 0 /* scroll-lock mode */
#define VC_NUMLOCK 1 /* numeric lock mode */
#define VC_CAPSLOCK 2 /* capslock mode */
unsigned char kbdmode:2; /* one 2-bit value */
#define VC_XLATE 0 /* translate keycodes using keymap */
#define VC_MEDIUMRAW 1 /* medium raw (keycode) mode */
#define VC_RAW 2 /* raw (scancode) mode */
#define VC_UNICODE 3 /* Unicode mode */
unsigned char modeflags:5;
#define VC_APPLIC 0 /* application key mode */
#define VC_CKMODE 1 /* cursor key mode */
#define VC_REPEAT 2 /* keyboard repeat */
#define VC_CRLF 3 /* 0 - enter sends CR, 1 - enter sends CRLF */
#define VC_META 4 /* 0 - meta, 1 - meta=prefix with ESC */
};
extern struct kbd_struct kbd_table[];
extern unsigned long kbd_init(unsigned long);
extern unsigned char getledstate(void);
extern void setledstate(struct kbd_struct *kbd, unsigned int led);
extern inline void set_leds(void)
{
mark_bh(KEYBOARD_BH);
}
extern inline int vc_kbd_mode(struct kbd_struct * kbd, int flag)
{
return ((kbd->modeflags >> flag) & 1);
}
extern inline int vc_kbd_led(struct kbd_struct * kbd, int flag)
{
return ((kbd->ledflagstate >> flag) & 1);
}
extern inline void set_vc_kbd_mode(struct kbd_struct * kbd, int flag)
{
kbd->modeflags |= 1 << flag;
}
extern inline void set_vc_kbd_led(struct kbd_struct * kbd, int flag)
{
kbd->ledflagstate |= 1 << flag;
}
extern inline void clr_vc_kbd_mode(struct kbd_struct * kbd, int flag)
{
kbd->modeflags &= ~(1 << flag);
}
extern inline void clr_vc_kbd_led(struct kbd_struct * kbd, int flag)
{
kbd->ledflagstate &= ~(1 << flag);
}
extern inline void chg_vc_kbd_lock(struct kbd_struct * kbd, int flag)
{
kbd->lockstate ^= 1 << flag;
}
extern inline void chg_vc_kbd_mode(struct kbd_struct * kbd, int flag)
{
kbd->modeflags ^= 1 << flag;
}
extern inline void chg_vc_kbd_led(struct kbd_struct * kbd, int flag)
{
kbd->ledflagstate ^= 1 << flag;
}
#define U(x) ((x) ^ 0xf000)
#endif
|
