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usr
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src
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linux-headers-6.8.0-36-generic
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include
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linux
/ [
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kbd_kern.h
/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _KBD_KERN_H #define _KBD_KERN_H #include <linux/tty.h> #include <linux/interrupt.h> #include <linux/keyboard.h> extern char *func_table[MAX_NR_FUNC]; /* * 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 slockstate; /* for `sticky' Shift, Ctrl, etc. */ unsigned char ledmode:1; #define LED_SHOW_FLAGS 0 /* traditional state */ #define LED_SHOW_IOCTL 1 /* only change leds upon ioctl */ unsigned char ledflagstate:4; /* flags, not lights */ unsigned char default_ledflagstate:4; #define VC_SCROLLOCK 0 /* scroll-lock mode */ #define VC_NUMLOCK 1 /* numeric lock mode */ #define VC_CAPSLOCK 2 /* capslock mode */ #define VC_KANALOCK 3 /* kanalock mode */ unsigned char kbdmode:3; /* one 3-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 */ #define VC_OFF 4 /* disabled 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 int kbd_init(void); extern void setledstate(struct kbd_struct *kbd, unsigned int led); extern int do_poke_blanked_console; extern void (*kbd_ledfunc)(unsigned int led); extern int set_console(int nr); extern void schedule_console_callback(void); static inline int vc_kbd_mode(struct kbd_struct * kbd, int flag) { return ((kbd->modeflags >> flag) & 1); } static inline int vc_kbd_led(struct kbd_struct * kbd, int flag) { return ((kbd->ledflagstate >> flag) & 1); } static inline void set_vc_kbd_mode(struct kbd_struct * kbd, int flag) { kbd->modeflags |= 1 << flag; } static inline void set_vc_kbd_led(struct kbd_struct * kbd, int flag) { kbd->ledflagstate |= 1 << flag; } static inline void clr_vc_kbd_mode(struct kbd_struct * kbd, int flag) { kbd->modeflags &= ~(1 << flag); } static inline void clr_vc_kbd_led(struct kbd_struct * kbd, int flag) { kbd->ledflagstate &= ~(1 << flag); } static inline void chg_vc_kbd_lock(struct kbd_struct * kbd, int flag) { kbd->lockstate ^= 1 << flag; } static inline void chg_vc_kbd_slock(struct kbd_struct * kbd, int flag) { kbd->slockstate ^= 1 << flag; } static inline void chg_vc_kbd_mode(struct kbd_struct * kbd, int flag) { kbd->modeflags ^= 1 << flag; } static inline void chg_vc_kbd_led(struct kbd_struct * kbd, int flag) { kbd->ledflagstate ^= 1 << flag; } #define U(x) ((x) ^ 0xf000) #define BRL_UC_ROW 0x2800 /* keyboard.c */ struct console; void vt_set_leds_compute_shiftstate(void); /* defkeymap.c */ extern unsigned int keymap_count; #endif
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