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      1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
      2 #ifndef _UAPI_LINUX_KD_H
      3 #define _UAPI_LINUX_KD_H
      4 #include <linux/types.h>
      5 #include <linux/compiler.h>
      6 
      7 /* 0x4B is 'K', to avoid collision with termios and vt */
      8 
      9 #define GIO_FONT	0x4B60	/* gets font in expanded form */
     10 #define PIO_FONT	0x4B61	/* use font in expanded form */
     11 
     12 #define GIO_FONTX	0x4B6B	/* get font using struct consolefontdesc */
     13 #define PIO_FONTX	0x4B6C	/* set font using struct consolefontdesc */
     14 struct consolefontdesc {
     15 	unsigned short charcount;	/* characters in font (256 or 512) */
     16 	unsigned short charheight;	/* scan lines per character (1-32) */
     17 	char __user *chardata;		/* font data in expanded form */
     18 };
     19 
     20 #define PIO_FONTRESET   0x4B6D	/* reset to default font */
     21 
     22 #define GIO_CMAP	0x4B70	/* gets colour palette on VGA+ */
     23 #define PIO_CMAP	0x4B71	/* sets colour palette on VGA+ */
     24 
     25 #define KIOCSOUND	0x4B2F	/* start sound generation (0 for off) */
     26 #define KDMKTONE	0x4B30	/* generate tone */
     27 
     28 #define KDGETLED	0x4B31	/* return current led state */
     29 #define KDSETLED	0x4B32	/* set led state [lights, not flags] */
     30 #define 	LED_SCR		0x01	/* scroll lock led */
     31 #define 	LED_NUM		0x02	/* num lock led */
     32 #define 	LED_CAP		0x04	/* caps lock led */
     33 
     34 #define KDGKBTYPE	0x4B33	/* get keyboard type */
     35 #define 	KB_84		0x01
     36 #define 	KB_101		0x02 	/* this is what we always answer */
     37 #define 	KB_OTHER	0x03
     38 
     39 #define KDADDIO		0x4B34	/* add i/o port as valid */
     40 #define KDDELIO		0x4B35	/* del i/o port as valid */
     41 #define KDENABIO	0x4B36	/* enable i/o to video board */
     42 #define KDDISABIO	0x4B37	/* disable i/o to video board */
     43 
     44 #define KDSETMODE	0x4B3A	/* set text/graphics mode */
     45 #define		KD_TEXT		0x00
     46 #define		KD_GRAPHICS	0x01
     47 #define		KD_TEXT0	0x02	/* obsolete */
     48 #define		KD_TEXT1	0x03	/* obsolete */
     49 #define KDGETMODE	0x4B3B	/* get current mode */
     50 
     51 #define KDMAPDISP	0x4B3C	/* map display into address space */
     52 #define KDUNMAPDISP	0x4B3D	/* unmap display from address space */
     53 
     54 typedef char scrnmap_t;
     55 #define		E_TABSZ		256
     56 #define GIO_SCRNMAP	0x4B40	/* get screen mapping from kernel */
     57 #define PIO_SCRNMAP	0x4B41	/* put screen mapping table in kernel */
     58 #define GIO_UNISCRNMAP  0x4B69	/* get full Unicode screen mapping */
     59 #define PIO_UNISCRNMAP  0x4B6A  /* set full Unicode screen mapping */
     60 
     61 #define GIO_UNIMAP	0x4B66	/* get unicode-to-font mapping from kernel */
     62 struct unipair {
     63 	unsigned short unicode;
     64 	unsigned short fontpos;
     65 };
     66 struct unimapdesc {
     67 	unsigned short entry_ct;
     68 	struct unipair __user *entries;
     69 };
     70 #define PIO_UNIMAP	0x4B67	/* put unicode-to-font mapping in kernel */
     71 #define PIO_UNIMAPCLR	0x4B68	/* clear table, possibly advise hash algorithm */
     72 struct unimapinit {
     73 	unsigned short advised_hashsize;  /* 0 if no opinion */
     74 	unsigned short advised_hashstep;  /* 0 if no opinion */
     75 	unsigned short advised_hashlevel; /* 0 if no opinion */
     76 };
     77 
     78 #define UNI_DIRECT_BASE 0xF000	/* start of Direct Font Region */
     79 #define UNI_DIRECT_MASK 0x01FF	/* Direct Font Region bitmask */
     80 
     81 #define		K_RAW		0x00
     82 #define		K_XLATE		0x01
     83 #define		K_MEDIUMRAW	0x02
     84 #define		K_UNICODE	0x03
     85 #define		K_OFF		0x04
     86 #define KDGKBMODE	0x4B44	/* gets current keyboard mode */
     87 #define KDSKBMODE	0x4B45	/* sets current keyboard mode */
     88 
     89 #define		K_METABIT	0x03
     90 #define		K_ESCPREFIX	0x04
     91 #define KDGKBMETA	0x4B62	/* gets meta key handling mode */
     92 #define KDSKBMETA	0x4B63	/* sets meta key handling mode */
     93 
     94 #define		K_SCROLLLOCK	0x01
     95 #define		K_NUMLOCK	0x02
     96 #define		K_CAPSLOCK	0x04
     97 #define	KDGKBLED	0x4B64	/* get led flags (not lights) */
     98 #define	KDSKBLED	0x4B65	/* set led flags (not lights) */
     99 
    100 struct kbentry {
    101 	unsigned char kb_table;
    102 	unsigned char kb_index;
    103 	unsigned short kb_value;
    104 };
    105 #define		K_NORMTAB	0x00
    106 #define		K_SHIFTTAB	0x01
    107 #define		K_ALTTAB	0x02
    108 #define		K_ALTSHIFTTAB	0x03
    109 
    110 #define KDGKBENT	0x4B46	/* gets one entry in translation table */
    111 #define KDSKBENT	0x4B47	/* sets one entry in translation table */
    112 
    113 struct kbsentry {
    114 	unsigned char kb_func;
    115 	unsigned char kb_string[512];
    116 };
    117 #define KDGKBSENT	0x4B48	/* gets one function key string entry */
    118 #define KDSKBSENT	0x4B49	/* sets one function key string entry */
    119 
    120 struct kbdiacr {
    121         unsigned char diacr, base, result;
    122 };
    123 struct kbdiacrs {
    124         unsigned int kb_cnt;    /* number of entries in following array */
    125 	struct kbdiacr kbdiacr[256];    /* MAX_DIACR from keyboard.h */
    126 };
    127 #define KDGKBDIACR      0x4B4A  /* read kernel accent table */
    128 #define KDSKBDIACR      0x4B4B  /* write kernel accent table */
    129 
    130 struct kbdiacruc {
    131 	unsigned int diacr, base, result;
    132 };
    133 struct kbdiacrsuc {
    134         unsigned int kb_cnt;    /* number of entries in following array */
    135 	struct kbdiacruc kbdiacruc[256];    /* MAX_DIACR from keyboard.h */
    136 };
    137 #define KDGKBDIACRUC    0x4BFA  /* read kernel accent table - UCS */
    138 #define KDSKBDIACRUC    0x4BFB  /* write kernel accent table - UCS */
    139 
    140 struct kbkeycode {
    141 	unsigned int scancode, keycode;
    142 };
    143 #define KDGETKEYCODE	0x4B4C	/* read kernel keycode table entry */
    144 #define KDSETKEYCODE	0x4B4D	/* write kernel keycode table entry */
    145 
    146 #define KDSIGACCEPT	0x4B4E	/* accept kbd generated signals */
    147 
    148 struct kbd_repeat {
    149 	int delay;	/* in msec; <= 0: don't change */
    150 	int period;	/* in msec; <= 0: don't change */
    151 			/* earlier this field was misnamed "rate" */
    152 };
    153 
    154 #define KDKBDREP        0x4B52  /* set keyboard delay/repeat rate;
    155 				 * actually used values are returned */
    156 
    157 #define KDFONTOP	0x4B72	/* font operations */
    158 
    159 struct console_font_op {
    160 	unsigned int op;	/* operation code KD_FONT_OP_* */
    161 	unsigned int flags;	/* KD_FONT_FLAG_* */
    162 	unsigned int width, height;	/* font size */
    163 	unsigned int charcount;
    164 	unsigned char __user *data;	/* font data with height fixed to 32 */
    165 };
    166 
    167 struct console_font {
    168 	unsigned int width, height;	/* font size */
    169 	unsigned int charcount;
    170 	unsigned char *data;	/* font data with height fixed to 32 */
    171 };
    172 
    173 #define KD_FONT_OP_SET		0	/* Set font */
    174 #define KD_FONT_OP_GET		1	/* Get font */
    175 #define KD_FONT_OP_SET_DEFAULT	2	/* Set font to default, data points to name / NULL */
    176 #define KD_FONT_OP_COPY		3	/* Copy from another console */
    177 
    178 #define KD_FONT_FLAG_DONT_RECALC 	1	/* Don't recalculate hw charcell size [compat] */
    179 
    180 /* note: 0x4B00-0x4B4E all have had a value at some time;
    181    don't reuse for the time being */
    182 /* note: 0x4B60-0x4B6D, 0x4B70-0x4B72 used above */
    183 
    184 #endif /* _UAPI_LINUX_KD_H */
    185