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      1 /*	$NetBSD: kbd_tables.h,v 1.5 2009/10/21 23:12:10 snj 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  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 /*
     29  * Keyboard translation tables.  These tables contain
     30  * "Key symbols" (or "keysyms", to use X terminology).
     31  * The key symbol space is divided into "classes" where
     32  * the high 8 bits determine the symbol class, and the
     33  * low 8 bits are interpreted in a way specific to each
     34  * class.  The simplest class is ASCII, which is defined
     35  * as class zero in order to simplify table definition.
     36  *
     37  * For convenience in the driver, all keysyms that
     38  * deserve autorepeat are below 0x8000.  The driver
     39  * uses the following macro to determine if a keysym
     40  * should NOT get autorepeat.
     41  */
     42 #define KEYSYM_NOREPEAT(sym) ((sym) & 0x8000)
     43 
     44 #define KEYSYM_CLASS(sym) ((sym) & 0xFF00)
     45 #define KEYSYM_DATA(sym)  ((sym) & 0x00FF)
     46 
     47 /*
     48  * The ACSII class.  Low 8 bits are the character.
     49  */
     50 #define KEYSYM_ASCII 0
     51 
     52 /*
     53  * The "special" class.
     54  * We don't expect to receive any of these often,
     55  * except for KEYSYM_NOP.  All can be ignored,
     56  * because HW_ERR, LAYOUT, RESET, are all handled
     57  * at a lower layer, before the translation code.
     58  */
     59 #define KEYSYM_SPECIAL	0x8300
     60 #define KEYSYM_NOP  	0x8300
     61 #define KEYSYM_OOPS 	0x8301
     62 #define KEYSYM_HOLE 	0x8302
     63 #define KEYSYM_HW_ERR	0x8307	/* kbd sent 0x7e */
     64 #define KEYSYM_LAYOUT	0x830e	/* kbd sent 0xfe */
     65 #define KEYSYM_RESET	0x830f	/* kbd sent 0xff */
     66 
     67 
     68 /*
     69  * Floating accents class:  (not implemented)
     70  * umlaut, circumflex, tilde, cedilla, acute, grave,...
     71  */
     72 #define	KEYSYM_ACCENT 0x0400
     73 
     74 /*
     75  * The string entry class.
     76  * The low 4 bits select one of the entries from
     77  * the string table.  (see kbd_stringtab[])
     78  * By default, the string table has ANSI movement
     79  * sequences for the arrow keys.
     80  */
     81 #define	KEYSYM_STRING 0x0500
     82 
     83 /*
     84  * Function keys (compatible with SunOS 4.1)
     85  * L:left, R:right, F:func(top), N:numeric
     86  */
     87 #define	KEYSYM_FUNC   0x0600
     88 #define	KEYSYM_FUNC_L(x) (KEYSYM_FUNC | ((x) - 1))
     89 #define	KEYSYM_FUNC_R(x) (KEYSYM_FUNC | ((x) - 1 + 0x10))
     90 #define	KEYSYM_FUNC_F(x) (KEYSYM_FUNC | ((x) - 1 + 0x20))
     91 #define	KEYSYM_FUNC_N(x) (KEYSYM_FUNC | ((x) - 1 + 0x30))
     92 
     93 /*
     94  * Modifier symbols, to set/clear/toggle a modifier
     95  * The low 5 bits define the position of a modifier
     96  * bit to be cleared, set, or inverted.  The meanings
     97  * of the modifier bit positions are defined below.
     98  */
     99 #define KEYSYM_CLRMOD 0x9000
    100 #define KEYSYM_SETMOD 0x9100
    101 #define KEYSYM_INVMOD 0x9200
    102 #define KEYSYM_ALL_UP 0x9300
    103 
    104 /*
    105  * Modifier indices.
    106  * (logical OR with {CLR,SET,TOG}MOD above)
    107  */
    108 #define	KBMOD_CTRL_L	0
    109 #define	KBMOD_CTRL_R	1
    110 #define	KBMOD_SHIFT_L	2
    111 #define	KBMOD_SHIFT_R	3
    112 #define	KBMOD_META_L	4
    113 #define	KBMOD_META_R	5
    114 #define KBMOD_ALT_L 	6
    115 #define KBMOD_ALT_R 	7
    116 /* Note 0-15 are cleared by ALL_UP */
    117 #define KBMOD_CAPSLOCK  16
    118 #define KBMOD_NUMLOCK	17
    119 
    120 #define	KBMOD_ALTGRAPH	KBMOD_ALT_R
    121 
    122 
    123 #ifdef	_KERNEL
    124 
    125 #define KEYMAP_SIZE 128
    126 
    127 struct keyboard {
    128 	u_short	*k_release; 	/* Key released */
    129 	u_short	*k_control; 	/* Ctrl is down */
    130 	u_short	*k_normal;  	/* No shifts */
    131 	u_short	*k_shifted; 	/* Shift is down */
    132 };
    133 
    134 extern char kbd_stringtab[16][10];
    135 extern unsigned short kbd_numlock_map[64];
    136 
    137 extern struct keyboard * keyboards[];
    138 extern int kbd_max_type;
    139 #define	KBD_MIN_TYPE 2
    140 
    141 #endif	/* _KERNEL */
    142