diff options
Diffstat (limited to 'include/linux/kbd_kern.h')
| -rw-r--r-- | include/linux/kbd_kern.h | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/include/linux/kbd_kern.h b/include/linux/kbd_kern.h new file mode 100644 index 000000000000..7428198111eb --- /dev/null +++ b/include/linux/kbd_kern.h @@ -0,0 +1,157 @@ +#ifndef _KBD_KERN_H +#define _KBD_KERN_H + +#include <linux/tty.h> +#include <linux/interrupt.h> +#include <linux/keyboard.h> + +extern struct tasklet_struct keyboard_tasklet; + +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 slockstate; /* for `sticky' Shift, Ctrl, etc. */ + + 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: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: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 int kbd_init(void); + +extern unsigned char getledstate(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 void set_console(int nr); +extern void schedule_console_callback(void); + +static inline void set_leds(void) +{ + tasklet_schedule(&keyboard_tasklet); +} + +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) + +/* keyboard.c */ + +struct console; + +int getkeycode(unsigned int scancode); +int setkeycode(unsigned int scancode, unsigned int keycode); +void compute_shiftstate(void); + +/* defkeymap.c */ + +extern unsigned int keymap_count; + +/* console.c */ + +static inline void con_schedule_flip(struct tty_struct *t) +{ + schedule_work(&t->flip.work); +} + +#endif |