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kbd_tables.h revision 1.1 
      1 /*	$NetBSD: kbd_tables.h,v 1.1 1996/01/24 01:15:35 gwr Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1996 Gordon W. Ross
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. The name of the author may not be used to endorse or promote products
     16  *    derived from this software without specific prior written permission.
     17  * 4. All advertising materials mentioning features or use of this software
     18  *    must display the following acknowledgement:
     19  *      This product includes software developed by Gordon Ross
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 
     33 /*
     34  * Keyboard translation tables.  These tables contain
     35  * "Key symbols" (or "keysyms", to use X terminology).
     36  * The key symbol space is divided into "classes" where
     37  * the high 8 bits determine the symbol class, and the
     38  * low 8 bits are interpreted in a way specific to each
     39  * class.  The simplest class is ASCII, which is defined
     40  * as class zero in order to simplify table definition.
     41  *
     42  * For convenience in the driver, all keysyms that
     43  * deserve autorepeat are below 0x8000.  The driver
     44  * uses the following macro to determine if a keysym
     45  * should NOT get autorepeat.
     46  */
     47 #define KEYSYM_NOREPEAT(sym) ((sym) & 0x8000)
     48 
     49 #define KEYSYM_CLASS(sym) ((sym) & 0xFF00)
     50 #define KEYSYM_DATA(sym)  ((sym) & 0x00FF)
     51 
     52 /*
     53  * The ACSII class.  Low 8 bits are the character.
     54  */
     55 #define KEYSYM_ASCII 0
     56 
     57 /*
     58  * The "special" class.
     59  * We don't expect to receive any of these often,
     60  * except for KEYSYM_NOP.  All can be ignored,
     61  * because HW_ERR, LAYOUT, RESET, are all handled
     62  * at a lower layer, before the translation code.
     63  */
     64 #define KEYSYM_SPECIAL	0x8300
     65 #define KEYSYM_NOP  	0x8300
     66 #define KEYSYM_OOPS 	0x8301
     67 #define KEYSYM_HOLE 	0x8302
     68 #define KEYSYM_HW_ERR	0x8307	/* kbd sent 0x7e */
     69 #define KEYSYM_LAYOUT	0x830e	/* kbd sent 0xfe */
     70 #define KEYSYM_RESET	0x830f	/* kbd sent 0xff */
     71 
     72 
     73 /*
     74  * Floating accents class:  (not implemented)
     75  * umlaut, circumflex, tilde, cedilla, acute, grave,...
     76  */
     77 #define	KEYSYM_ACCENT 0x0400
     78 
     79 /*
     80  * The string entry class.
     81  * The low 4 bits select one of the entries from
     82  * the string table.  (see kbd_stringtab[])
     83  * By default, the string table has ANSI movement
     84  * sequences for the arrow keys.
     85  */
     86 #define	KEYSYM_STRING 0x0500
     87 
     88 /*
     89  * Function keys (compatible with SunOS 4.1)
     90  * L:left, R:right, F:func(top), N:numeric
     91  */
     92 #define	KEYSYM_FUNC   0x0600
     93 #define	KEYSYM_FUNC_L(x) (KEYSYM_FUNC | ((x) - 1))
     94 #define	KEYSYM_FUNC_R(x) (KEYSYM_FUNC | ((x) - 1 + 0x10))
     95 #define	KEYSYM_FUNC_F(x) (KEYSYM_FUNC | ((x) - 1 + 0x20))
     96 #define	KEYSYM_FUNC_N(x) (KEYSYM_FUNC | ((x) - 1 + 0x30))
     97 
     98 /*
     99  * Modifier symbols, to set/clear/toggle a modifier
    100  * The low 5 bits define the position of a modifier
    101  * bit to be cleared, set, or inverted.  The meanings
    102  * of the modifier bit positions are defined below.
    103  */
    104 #define KEYSYM_CLRMOD 0x9000
    105 #define KEYSYM_SETMOD 0x9100
    106 #define KEYSYM_INVMOD 0x9200
    107 #define KEYSYM_ALL_UP 0x9300
    108 
    109 /*
    110  * Modifier indices.
    111  * (logical OR with {CLR,SET,TOG}MOD above)
    112  */
    113 #define	KBMOD_CTRL_L	0
    114 #define	KBMOD_CTRL_R	1
    115 #define	KBMOD_SHIFT_L	2
    116 #define	KBMOD_SHIFT_R	3
    117 #define	KBMOD_META_L	4
    118 #define	KBMOD_META_R	5
    119 #define KBMOD_ALT_L 	6
    120 #define KBMOD_ALT_R 	7
    121 /* Note 0-15 are cleared by ALL_UP */
    122 #define KBMOD_CAPSLOCK  16
    123 #define KBMOD_NUMLOCK	17
    124 
    125 #define	KBMOD_ALTGRAPH	KBMOD_ALT_R
    126 
    127 
    128 #ifdef	_KERNEL
    129 
    130 #define KEYMAP_SIZE 128
    131 
    132 struct keymap {
    133 	unsigned short	keymap[KEYMAP_SIZE];
    134 };
    135 
    136 struct keyboard {
    137 	struct keymap	*k_release; 	/* Key released */
    138 	struct keymap	*k_control; 	/* Ctrl is down */
    139 	struct keymap	*k_normal;  	/* No shifts */
    140 	struct keymap	*k_shifted; 	/* Shift is down */
    141 	/* capslock? numlock? */
    142 };
    143 
    144 extern char kbd_stringtab[16][10];
    145 extern struct keyboard * keyboards[];
    146 extern int kbd_max_type;
    147 #define	KBD_MIN_TYPE 2
    148 
    149 #endif	/* _KERNEL */
    150