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Merge changes from trunk.

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This commit is contained in:
mycroft 1993-10-06 12:09:35 +00:00
parent e9b92335b0
commit 8cc28d314c
1 changed files with 18 additions and 10 deletions
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28
sys/arch/i386/isa/kbdreg.h
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@ -1,16 +1,24 @@
/*
* Keyboard definitions
*
* $Id: kbdreg.h,v 1.1 1993/09/14 17:32:43 mycroft Exp $
* $Id: kbdreg.h,v 1.2 1993/10/06 12:09:35 mycroft Exp $
*/
/* uses Intel 8042 controller */
#include "i386/isa/ic/i8042.h"
/* keyboard commands */
#define KBC_RESET 0xFF /* reset the keyboard */
#define KBC_RESEND 0xFE /* request the keyboard resend the last byte */
#define KBC_SETDEFAULT 0xF6 /* resets keyboard to its power-on defaults */
#define KBC_DISABLE 0xF5 /* as per KBC_SETDEFAULT, but also disable key scanning */
#define KBC_ENABLE 0xF4 /* enable key scanning */
#define KBC_TYPEMATIC 0xF3 /* set typematic rate and delay */
#define KBC_MODEIND 0xED /* set mode indicators (i.e. LEDs) */
#define KBC_ECHO 0xEE /* request an echo from the keyboard */
/* commands and responses */
#define KBC_RESET 0xFF /* Reset the keyboard */
#define KBC_STSIND 0xED /* set keyboard status indicators */
#define KBR_OVERRUN 0xFE /* Keyboard flooded */
#define KBR_RESEND 0xFE /* Keyboard needs resend of command */
#define KBR_ACK 0xFA /* Keyboard did receive command */
#define KBR_RSTDONE 0xAA /* Keyboard reset complete */
/* keyboard responses */
#define KBR_RESEND 0xFE /* needs resend of command */
#define KBR_ACK 0xFA /* received a valid command */
#define KBR_OVERRUN 0x00 /* flooded */
#define KBR_FAILURE 0xFD /* diagnosic failure */
#define KBR_BREAK 0xF0 /* break code prefix - sent on key release */
#define KBR_RSTDONE 0xAA /* reset complete */
#define KBR_ECHO 0xEE /* echo response */