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Linux/include/uapi/linux/kd.h

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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 

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