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136 lines
3.6 KiB
136 lines
3.6 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _KBD_KERN_H |
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#define _KBD_KERN_H |
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#include <linux/tty.h> |
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#include <linux/interrupt.h> |
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#include <linux/keyboard.h> |
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extern char *func_table[MAX_NR_FUNC]; |
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/* |
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* kbd->xxx contains the VC-local things (flag settings etc..) |
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* |
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* Note: externally visible are LED_SCR, LED_NUM, LED_CAP defined in kd.h |
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* The code in KDGETLED / KDSETLED depends on the internal and |
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* external order being the same. |
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* |
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* Note: lockstate is used as index in the array key_map. |
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*/ |
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struct kbd_struct { |
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unsigned char lockstate; |
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/* 8 modifiers - the names do not have any meaning at all; |
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they can be associated to arbitrarily chosen keys */ |
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#define VC_SHIFTLOCK KG_SHIFT /* shift lock mode */ |
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#define VC_ALTGRLOCK KG_ALTGR /* altgr lock mode */ |
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#define VC_CTRLLOCK KG_CTRL /* control lock mode */ |
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#define VC_ALTLOCK KG_ALT /* alt lock mode */ |
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#define VC_SHIFTLLOCK KG_SHIFTL /* shiftl lock mode */ |
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#define VC_SHIFTRLOCK KG_SHIFTR /* shiftr lock mode */ |
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#define VC_CTRLLLOCK KG_CTRLL /* ctrll lock mode */ |
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#define VC_CTRLRLOCK KG_CTRLR /* ctrlr lock mode */ |
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unsigned char slockstate; /* for `sticky' Shift, Ctrl, etc. */ |
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unsigned char ledmode:1; |
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#define LED_SHOW_FLAGS 0 /* traditional state */ |
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#define LED_SHOW_IOCTL 1 /* only change leds upon ioctl */ |
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unsigned char ledflagstate:4; /* flags, not lights */ |
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unsigned char default_ledflagstate:4; |
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#define VC_SCROLLOCK 0 /* scroll-lock mode */ |
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#define VC_NUMLOCK 1 /* numeric lock mode */ |
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#define VC_CAPSLOCK 2 /* capslock mode */ |
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#define VC_KANALOCK 3 /* kanalock mode */ |
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unsigned char kbdmode:3; /* one 3-bit value */ |
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#define VC_XLATE 0 /* translate keycodes using keymap */ |
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#define VC_MEDIUMRAW 1 /* medium raw (keycode) mode */ |
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#define VC_RAW 2 /* raw (scancode) mode */ |
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#define VC_UNICODE 3 /* Unicode mode */ |
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#define VC_OFF 4 /* disabled mode */ |
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unsigned char modeflags:5; |
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#define VC_APPLIC 0 /* application key mode */ |
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#define VC_CKMODE 1 /* cursor key mode */ |
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#define VC_REPEAT 2 /* keyboard repeat */ |
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#define VC_CRLF 3 /* 0 - enter sends CR, 1 - enter sends CRLF */ |
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#define VC_META 4 /* 0 - meta, 1 - meta=prefix with ESC */ |
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}; |
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extern int kbd_init(void); |
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extern void setledstate(struct kbd_struct *kbd, unsigned int led); |
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extern int do_poke_blanked_console; |
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extern void (*kbd_ledfunc)(unsigned int led); |
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extern int set_console(int nr); |
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extern void schedule_console_callback(void); |
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static inline int vc_kbd_mode(struct kbd_struct * kbd, int flag) |
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{ |
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return ((kbd->modeflags >> flag) & 1); |
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} |
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static inline int vc_kbd_led(struct kbd_struct * kbd, int flag) |
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{ |
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return ((kbd->ledflagstate >> flag) & 1); |
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} |
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static inline void set_vc_kbd_mode(struct kbd_struct * kbd, int flag) |
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{ |
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kbd->modeflags |= 1 << flag; |
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} |
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static inline void set_vc_kbd_led(struct kbd_struct * kbd, int flag) |
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{ |
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kbd->ledflagstate |= 1 << flag; |
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} |
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static inline void clr_vc_kbd_mode(struct kbd_struct * kbd, int flag) |
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{ |
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kbd->modeflags &= ~(1 << flag); |
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} |
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static inline void clr_vc_kbd_led(struct kbd_struct * kbd, int flag) |
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{ |
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kbd->ledflagstate &= ~(1 << flag); |
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} |
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static inline void chg_vc_kbd_lock(struct kbd_struct * kbd, int flag) |
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{ |
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kbd->lockstate ^= 1 << flag; |
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} |
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static inline void chg_vc_kbd_slock(struct kbd_struct * kbd, int flag) |
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{ |
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kbd->slockstate ^= 1 << flag; |
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} |
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static inline void chg_vc_kbd_mode(struct kbd_struct * kbd, int flag) |
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{ |
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kbd->modeflags ^= 1 << flag; |
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} |
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static inline void chg_vc_kbd_led(struct kbd_struct * kbd, int flag) |
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{ |
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kbd->ledflagstate ^= 1 << flag; |
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} |
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#define U(x) ((x) ^ 0xf000) |
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#define BRL_UC_ROW 0x2800 |
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/* keyboard.c */ |
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struct console; |
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void vt_set_leds_compute_shiftstate(void); |
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/* defkeymap.c */ |
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extern unsigned int keymap_count; |
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#endif
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