29 lines
1.1 KiB
C
29 lines
1.1 KiB
C
/* $NetBSD: pckbdreg.h,v 1.2 1997/04/06 23:17:53 cgd Exp $ */
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/*
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* Keyboard definitions
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*/
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#include <dev/ic/i8042reg.h>
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/* keyboard commands */
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#define KBC_RESET 0xFF /* reset the keyboard */
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#define KBC_RESEND 0xFE /* request the keyboard resend the last byte */
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#define KBC_SETDEFAULT 0xF6 /* resets keyboard to its power-on defaults */
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#define KBC_DISABLE 0xF5 /* as per KBC_SETDEFAULT, but also disable key scanning */
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#define KBC_ENABLE 0xF4 /* enable key scanning */
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#define KBC_TYPEMATIC 0xF3 /* set typematic rate and delay */
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#define KBC_SETTABLE 0xF0 /* set scancode translation table */
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#define KBC_MODEIND 0xED /* set mode indicators (i.e. LEDs) */
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#define KBC_ECHO 0xEE /* request an echo from the keyboard */
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/* keyboard responses */
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#define KBR_EXTENDED 0xE0 /* extended key sequence */
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#define KBR_RESEND 0xFE /* needs resend of command */
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#define KBR_ACK 0xFA /* received a valid command */
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#define KBR_OVERRUN 0x00 /* flooded */
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#define KBR_FAILURE 0xFD /* diagnosic failure */
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#define KBR_BREAK 0xF0 /* break code prefix - sent on key release */
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#define KBR_RSTDONE 0xAA /* reset complete */
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#define KBR_ECHO 0xEE /* echo response */
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