48 lines
2.0 KiB
C
48 lines
2.0 KiB
C
/* $NetBSD: kbcreg.h,v 1.3 2022/10/31 20:30:23 andvar Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 2001 Izumi Tsutsui. All rights reserved.
|
|
*
|
|
* 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
|
|
*/
|
|
|
|
/* register port offsets */
|
|
#define KBC_KBREG_DATA 0
|
|
#define KBC_KBREG_STAT 1
|
|
#define KBC_KBREG_INTE 2
|
|
#define KBC_KBREG_RESET 3
|
|
#define KBC_KBREG_BUZZ 4
|
|
|
|
#define KBC_MSREG_DATA 5
|
|
#define KBC_MSREG_STAT KBC_KBREG_STAT
|
|
#define KBC_MSREG_INTE 6
|
|
#define KBC_MSREG_RESET 7
|
|
|
|
#define KBC_INTE 0x01 /* interrupt enable */
|
|
|
|
/* status port definitions */
|
|
#define KBCSTAT_MSINT 0x04 /* mouse interrupt flag */
|
|
#define KBCSTAT_KBINT 0x08 /* keyboard interrupt flag */
|
|
#define KBCSTAT_MSBUF 0x10 /* mouse buffer full */
|
|
#define KBCSTAT_KBBUF 0x20 /* keyboard buffer full */
|
|
#define KBCSTAT_MSRDY 0x40 /* mouse Rx data ready */
|
|
#define KBCSTAT_KBRDY 0x80 /* keyboard Rx data ready */
|