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      1 /*	$NetBSD: kbd_reg.h,v 1.5 2005/12/11 12:23:56 christos Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1992, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * This software was developed by the Computer Systems Engineering group
      8  * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
      9  * contributed to Berkeley.
     10  *
     11  * All advertising materials mentioning features or use of this software
     12  * must display the following acknowledgement:
     13  *	This product includes software developed by the University of
     14  *	California, Lawrence Berkeley Laboratory.
     15  *
     16  * Redistribution and use in source and binary forms, with or without
     17  * modification, are permitted provided that the following conditions
     18  * are met:
     19  * 1. Redistributions of source code must retain the above copyright
     20  *    notice, this list of conditions and the following disclaimer.
     21  * 2. Redistributions in binary form must reproduce the above copyright
     22  *    notice, this list of conditions and the following disclaimer in the
     23  *    documentation and/or other materials provided with the distribution.
     24  * 3. Neither the name of the University nor the names of its contributors
     25  *    may be used to endorse or promote products derived from this software
     26  *    without specific prior written permission.
     27  *
     28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     38  * SUCH DAMAGE.
     39  *
     40  *	@(#)kbd.h	8.1 (Berkeley) 6/11/93
     41  */
     42 
     43 /*
     44  * Keyboard `registers'.  (This is actually #included as machine/kbd.h to
     45  * be compatible.)
     46  */
     47 
     48 /*
     49  * Control codes sent from type 2, 3, and 4 keyboards.
     50  *
     51  * Note that KBD_RESET is followed by a keyboard ID, while KBD_IDLE is not.
     52  * KBD_IDLE does not take the place of any `up' transitions (it merely occurs
     53  * after them).
     54  */
     55 #define	KBD_RESET	0xff		/* `reset' response (ID follows) */
     56 #define	KBD_LAYOUT	0xfe		/* Indicates that `layout' follows */
     57 #define	KBD_IDLE	0x7f		/* keyboard `all keys are up' code */
     58 #define	KBD_ERROR	0x7e		/* keyboard detected an error */
     59 #define KBD_SPECIAL(c) (((c) & 0x7e) == 0x7e)
     60 
     61 /*
     62  * Keyboard IDs
     63  * The serial versions of the type 5 and 6 keyboards both return ID 4.
     64  */
     65 #define	KB_KLUNK	0		/* Micro Switch 103SD32-2 */
     66 #define	KB_VT100	1		/* Keytronics VT100 compatible */
     67 #define	KB_SUN2		2		/* type 2 keyboard */
     68 #define	KB_SUN3		3		/* type 3 keyboard */
     69 #define	KB_SUN4		4		/* type 4 keyboard */
     70 
     71 /* Key codes are in 0x00..0x7e; KBD_UP is set if the key goes up */
     72 #define	KBD_KEYMASK	0x7f		/* keyboard key mask */
     73 #define	KBD_UP		0x80		/* keyboard `up' transition */
     74 
     75 /* Keyboard codes needed to recognize the L1-A sequence */
     76 #define	KBD_L1		1		/* keyboard code for `L1' key */
     77 #define	KBD_A		77		/* keyboard code for `A' key */
     78 
     79 /* Control codes sent to the various keyboards */
     80 #define	KBD_CMD_RESET	1		/* reset keyboard */
     81 #define	KBD_CMD_BELL	2		/* turn bell on */
     82 #define	KBD_CMD_NOBELL	3		/* turn bell off */
     83 #define	KBD_CMD_CLICK	10		/* turn keyclick on */
     84 #define	KBD_CMD_NOCLICK	11		/* turn keyclick off */
     85 #define	KBD_CMD_SETLED	14		/* set LED state (type 4 kbd) */
     86 #define	KBD_CMD_GETLAYOUT	15		/* get DIP switch (type 4 kbd) */
     87 
     88 #define	LED_NUM_LOCK	0x1
     89 #define	LED_COMPOSE	0x2
     90 #define	LED_SCROLL_LOCK	0x4
     91 #define	LED_CAPS_LOCK	0x8
     92 
     93 #ifdef _KERNEL
     94 /* XXX: backdoor for /dev/fb driver */
     95 extern void kbd_bell(int);
     96 #endif
     97