kd.h

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#ifndef _UAPI_LINUX_KD_H
#define _UAPI_LINUX_KD_H
#include <linux/types.h>
#include <linux/compiler.h>

/* 0x4B is 'K', to avoid collision with termios and vt */

#define GIO_FONT    0x4B60  /* gets font in expanded form */
#define PIO_FONT    0x4B61  /* use font in expanded form */

#define GIO_FONTX   0x4B6B  /* get font using struct consolefontdesc */
#define PIO_FONTX   0x4B6C  /* set font using struct consolefontdesc */
struct consolefontdesc {
    unsigned short charcount;   /* characters in font (256 or 512) */
    unsigned short charheight;  /* scan lines per character (1-32) */
    char __user *chardata;      /* font data in expanded form */
};

#define PIO_FONTRESET   0x4B6D  /* reset to default font */

#define GIO_CMAP    0x4B70  /* gets colour palette on VGA+ */
#define PIO_CMAP    0x4B71  /* sets colour palette on VGA+ */

#define KIOCSOUND   0x4B2F  /* start sound generation (0 for off) */
#define KDMKTONE    0x4B30  /* generate tone */

#define KDGETLED    0x4B31  /* return current led state */
#define KDSETLED    0x4B32  /* set led state [lights, not flags] */
#define     LED_SCR     0x01    /* scroll lock led */
#define     LED_NUM     0x02    /* num lock led */
#define     LED_CAP     0x04    /* caps lock led */

#define KDGKBTYPE   0x4B33  /* get keyboard type */
#define     KB_84       0x01
#define     KB_101      0x02    /* this is what we always answer */
#define     KB_OTHER    0x03

#define KDADDIO     0x4B34  /* add i/o port as valid */
#define KDDELIO     0x4B35  /* del i/o port as valid */
#define KDENABIO    0x4B36  /* enable i/o to video board */
#define KDDISABIO   0x4B37  /* disable i/o to video board */

#define KDSETMODE   0x4B3A  /* set text/graphics mode */
#define     KD_TEXT     0x00
#define     KD_GRAPHICS 0x01
#define     KD_TEXT0    0x02    /* obsolete */
#define     KD_TEXT1    0x03    /* obsolete */
#define KDGETMODE   0x4B3B  /* get current mode */

#define KDMAPDISP   0x4B3C  /* map display into address space */
#define KDUNMAPDISP 0x4B3D  /* unmap display from address space */

typedef char scrnmap_t;
#define     E_TABSZ     256
#define GIO_SCRNMAP 0x4B40  /* get screen mapping from kernel */
#define PIO_SCRNMAP 0x4B41  /* put screen mapping table in kernel */
#define GIO_UNISCRNMAP  0x4B69  /* get full Unicode screen mapping */
#define PIO_UNISCRNMAP  0x4B6A  /* set full Unicode screen mapping */

#define GIO_UNIMAP  0x4B66  /* get unicode-to-font mapping from kernel */
struct unipair {
    unsigned short unicode;
    unsigned short fontpos;
};
struct unimapdesc {
    unsigned short entry_ct;
    struct unipair __user *entries;
};
#define PIO_UNIMAP  0x4B67  /* put unicode-to-font mapping in kernel */
#define PIO_UNIMAPCLR   0x4B68  /* clear table, possibly advise hash algorithm */
struct unimapinit {
    unsigned short advised_hashsize;  /* 0 if no opinion */
    unsigned short advised_hashstep;  /* 0 if no opinion */
    unsigned short advised_hashlevel; /* 0 if no opinion */
};

#define UNI_DIRECT_BASE 0xF000  /* start of Direct Font Region */
#define UNI_DIRECT_MASK 0x01FF  /* Direct Font Region bitmask */

#define     K_RAW       0x00
#define     K_XLATE     0x01
#define     K_MEDIUMRAW 0x02
#define     K_UNICODE   0x03
#define     K_OFF       0x04
#define KDGKBMODE   0x4B44  /* gets current keyboard mode */
#define KDSKBMODE   0x4B45  /* sets current keyboard mode */

#define     K_METABIT   0x03
#define     K_ESCPREFIX 0x04
#define KDGKBMETA   0x4B62  /* gets meta key handling mode */
#define KDSKBMETA   0x4B63  /* sets meta key handling mode */

#define     K_SCROLLLOCK    0x01
#define     K_NUMLOCK   0x02
#define     K_CAPSLOCK  0x04
#define KDGKBLED    0x4B64  /* get led flags (not lights) */
#define KDSKBLED    0x4B65  /* set led flags (not lights) */

struct kbentry {
    unsigned char kb_table;
    unsigned char kb_index;
    unsigned short kb_value;
};
#define     K_NORMTAB   0x00
#define     K_SHIFTTAB  0x01
#define     K_ALTTAB    0x02
#define     K_ALTSHIFTTAB   0x03

#define KDGKBENT    0x4B46  /* gets one entry in translation table */
#define KDSKBENT    0x4B47  /* sets one entry in translation table */

struct kbsentry {
    unsigned char kb_func;
    unsigned char kb_string[512];
};
#define KDGKBSENT   0x4B48  /* gets one function key string entry */
#define KDSKBSENT   0x4B49  /* sets one function key string entry */

struct kbdiacr {
        unsigned char diacr, base, result;
};
struct kbdiacrs {
        unsigned int kb_cnt;    /* number of entries in following array */
    struct kbdiacr kbdiacr[256];    /* MAX_DIACR from keyboard.h */
};
#define KDGKBDIACR      0x4B4A  /* read kernel accent table */
#define KDSKBDIACR      0x4B4B  /* write kernel accent table */

struct kbdiacruc {
    unsigned int diacr, base, result;
};
struct kbdiacrsuc {
        unsigned int kb_cnt;    /* number of entries in following array */
    struct kbdiacruc kbdiacruc[256];    /* MAX_DIACR from keyboard.h */
};
#define KDGKBDIACRUC    0x4BFA  /* read kernel accent table - UCS */
#define KDSKBDIACRUC    0x4BFB  /* write kernel accent table - UCS */

struct kbkeycode {
    unsigned int scancode, keycode;
};
#define KDGETKEYCODE    0x4B4C  /* read kernel keycode table entry */
#define KDSETKEYCODE    0x4B4D  /* write kernel keycode table entry */

#define KDSIGACCEPT 0x4B4E  /* accept kbd generated signals */

struct kbd_repeat {
    int delay;  /* in msec; <= 0: don't change */
    int period; /* in msec; <= 0: don't change */
            /* earlier this field was misnamed "rate" */
};

#define KDKBDREP        0x4B52  /* set keyboard delay/repeat rate;
                 * actually used values are returned */

#define KDFONTOP    0x4B72  /* font operations */

struct console_font_op {
    unsigned int op;    /* operation code KD_FONT_OP_* */
    unsigned int flags; /* KD_FONT_FLAG_* */
    unsigned int width, height; /* font size */
    unsigned int charcount;
    unsigned char __user *data; /* font data with height fixed to 32 */
};

struct console_font {
    unsigned int width, height; /* font size */
    unsigned int charcount;
    unsigned char *data;    /* font data with height fixed to 32 */
};

#define KD_FONT_OP_SET      0   /* Set font */
#define KD_FONT_OP_GET      1   /* Get font */
#define KD_FONT_OP_SET_DEFAULT  2   /* Set font to default, data points to name / NULL */
#define KD_FONT_OP_COPY     3   /* Copy from another console */

#define KD_FONT_FLAG_DONT_RECALC    1   /* Don't recalculate hw charcell size [compat] */

/* note: 0x4B00-0x4B4E all have had a value at some time;
   don't reuse for the time being */
/* note: 0x4B60-0x4B6D, 0x4B70-0x4B72 used above */

#endif /* _UAPI_LINUX_KD_H */