1/* $NetBSD: pckbdreg.h,v 1.3 2013/03/06 03:26:17 christos Exp $ */
 2
 3/*
 4 * Keyboard definitions
 5 */
 6
 7/* keyboard commands */
 8#define	KBC_RESET	0xFF	/* reset the keyboard */
 9#define	KBC_RESEND	0xFE	/* request the keyboard resend the last byte */
10#define	KBC_SETDEFAULT	0xF6	/* resets keyboard to its power-on defaults */
11#define	KBC_DISABLE	0xF5	/* as per KBC_SETDEFAULT, but also disable key scanning */
12#define	KBC_ENABLE	0xF4	/* enable key scanning */
13#define	KBC_TYPEMATIC	0xF3	/* set typematic rate and delay */
14#define	KBC_SETTABLE	0xF0	/* set scancode translation table */
15#define	KBC_MODEIND	0xED	/* set mode indicators (i.e. LEDs) */
16#define	KBC_ECHO	0xEE	/* request an echo from the keyboard */
17
18/* keyboard responses */
19#define	KBR_EXTENDED0	0xE0	/* extended key sequence */
20#define	KBR_EXTENDED1	0xE1	/* extended key sequence */
21#define	KBR_RESEND	0xFE	/* needs resend of command */
22#define	KBR_BAT_DONE	0xAA
23#define	KBR_ACK		0xFA	/* received a valid command */
24#define	KBR_BAT_FAIL	0xFC
25#define	KBR_OVERRUN	0x00	/* flooded */
26#define	KBR_FAILURE	0xFD	/* diagnostic failure */
27#define	KBR_BREAK	0xF0	/* break code prefix - sent on key release */
28#define	KBR_RSTDONE	0xAA	/* reset complete */
29#define	KBR_ECHO	0xEE	/* echo response */