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