1 /* SPDX-License-Identifier: GPL-2.0 */
6 #include <linux/interrupt.h>
7 #include <linux/keyboard.h>
9 extern char *func_table[MAX_NR_FUNC];
12 * kbd->xxx contains the VC-local things (flag settings etc..)
14 * Note: externally visible are LED_SCR, LED_NUM, LED_CAP defined in kd.h
15 * The code in KDGETLED / KDSETLED depends on the internal and
16 * external order being the same.
18 * Note: lockstate is used as index in the array key_map.
22 unsigned char lockstate;
23 /* 8 modifiers - the names do not have any meaning at all;
24 they can be associated to arbitrarily chosen keys */
25 #define VC_SHIFTLOCK KG_SHIFT /* shift lock mode */
26 #define VC_ALTGRLOCK KG_ALTGR /* altgr lock mode */
27 #define VC_CTRLLOCK KG_CTRL /* control lock mode */
28 #define VC_ALTLOCK KG_ALT /* alt lock mode */
29 #define VC_SHIFTLLOCK KG_SHIFTL /* shiftl lock mode */
30 #define VC_SHIFTRLOCK KG_SHIFTR /* shiftr lock mode */
31 #define VC_CTRLLLOCK KG_CTRLL /* ctrll lock mode */
32 #define VC_CTRLRLOCK KG_CTRLR /* ctrlr lock mode */
33 unsigned char slockstate; /* for `sticky' Shift, Ctrl, etc. */
35 unsigned char ledmode:1;
36 #define LED_SHOW_FLAGS 0 /* traditional state */
37 #define LED_SHOW_IOCTL 1 /* only change leds upon ioctl */
39 unsigned char ledflagstate:4; /* flags, not lights */
40 unsigned char default_ledflagstate:4;
41 #define VC_SCROLLOCK 0 /* scroll-lock mode */
42 #define VC_NUMLOCK 1 /* numeric lock mode */
43 #define VC_CAPSLOCK 2 /* capslock mode */
44 #define VC_KANALOCK 3 /* kanalock mode */
46 unsigned char kbdmode:3; /* one 3-bit value */
47 #define VC_XLATE 0 /* translate keycodes using keymap */
48 #define VC_MEDIUMRAW 1 /* medium raw (keycode) mode */
49 #define VC_RAW 2 /* raw (scancode) mode */
50 #define VC_UNICODE 3 /* Unicode mode */
51 #define VC_OFF 4 /* disabled mode */
53 unsigned char modeflags:5;
54 #define VC_APPLIC 0 /* application key mode */
55 #define VC_CKMODE 1 /* cursor key mode */
56 #define VC_REPEAT 2 /* keyboard repeat */
57 #define VC_CRLF 3 /* 0 - enter sends CR, 1 - enter sends CRLF */
58 #define VC_META 4 /* 0 - meta, 1 - meta=prefix with ESC */
61 extern int kbd_init(void);
63 extern void setledstate(struct kbd_struct *kbd, unsigned int led);
65 extern int do_poke_blanked_console;
67 extern void (*kbd_ledfunc)(unsigned int led);
69 extern int set_console(int nr);
70 extern void schedule_console_callback(void);
72 static inline int vc_kbd_mode(struct kbd_struct * kbd, int flag)
74 return ((kbd->modeflags >> flag) & 1);
77 static inline int vc_kbd_led(struct kbd_struct * kbd, int flag)
79 return ((kbd->ledflagstate >> flag) & 1);
82 static inline void set_vc_kbd_mode(struct kbd_struct * kbd, int flag)
84 kbd->modeflags |= 1 << flag;
87 static inline void set_vc_kbd_led(struct kbd_struct * kbd, int flag)
89 kbd->ledflagstate |= 1 << flag;
92 static inline void clr_vc_kbd_mode(struct kbd_struct * kbd, int flag)
94 kbd->modeflags &= ~(1 << flag);
97 static inline void clr_vc_kbd_led(struct kbd_struct * kbd, int flag)
99 kbd->ledflagstate &= ~(1 << flag);
102 static inline void chg_vc_kbd_lock(struct kbd_struct * kbd, int flag)
104 kbd->lockstate ^= 1 << flag;
107 static inline void chg_vc_kbd_slock(struct kbd_struct * kbd, int flag)
109 kbd->slockstate ^= 1 << flag;
112 static inline void chg_vc_kbd_mode(struct kbd_struct * kbd, int flag)
114 kbd->modeflags ^= 1 << flag;
117 static inline void chg_vc_kbd_led(struct kbd_struct * kbd, int flag)
119 kbd->ledflagstate ^= 1 << flag;
122 #define U(x) ((x) ^ 0xf000)
124 #define BRL_UC_ROW 0x2800
130 void vt_set_leds_compute_shiftstate(void);
134 extern unsigned int keymap_count;