kbd.h

早期freebsd实现

/*
 * Copyright (c) 1992, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This software was developed by the Computer Systems Engineering group
 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
 * contributed to Berkeley.
 *
 * All advertising materials mentioning features or use of this software
 * must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Lawrence Berkeley Laboratory.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)kbd.h	8.1 (Berkeley) 6/11/93
 *
 * from: $Header: kbd.h,v 1.5 92/11/26 01:15:33 torek Exp $ (LBL)
 */

/*
 * Keyboard `registers'.  (This should be called kbd_reg.h but we need to
 * be compatible.)
 */

/*
 * Control codes sent from type 2, 3, and 4 keyboards.
 *
 * Note that KBD_RESET is followed by a keyboard ID, while KBD_IDLE is not.
 * KBD_IDLE does not take the place of any `up' transitions (it merely occurs
 * after them).
 */
#define	KBD_RESET	0xff		/* keyboard `reset' response */
#define	KBD_IDLE	0x7f		/* keyboard `all keys are up' code */

/* Keyboard IDs */
#define	KB_SUN2		2		/* type 2 keyboard */
#define	KB_SUN3		3		/* type 3 keyboard */
#define	KB_SUN4		4		/* type 4 keyboard */

/* Key codes are in 0x00..0x7e; KBD_UP is set if the key goes up */
#define	KBD_KEYMASK	0x7f		/* keyboard key mask */
#define	KBD_UP		0x80		/* keyboard `up' transition */

/* Keyboard codes needed to recognize the L1-A sequence */
#define	KBD_L1		1		/* keyboard code for `L1' key */
#define	KBD_A		77		/* keyboard code for `A' key */

/* Control codes sent to the various keyboards */
#define	KBD_CMD_RESET	1		/* reset keyboard */
#define	KBD_CMD_BELL	2		/* turn bell on */
#define	KBD_CMD_NOBELL	3		/* turn bell off */
#define	KBD_CMD_CLICK	10		/* turn keyclick on */
#define	KBD_CMD_NOCLICK	11		/* turn keyclick off */