1 /* $OpenBSD: pckbdreg.h,v 1.2 2003/10/22 09:44:22 jmc Exp $ */
2 /* $NetBSD: pckbdreg.h,v 1.2 1998/04/07 13:43:16 hannken Exp $ */
3
4 /*
5 * Keyboard definitions
6 */
7
8 /* keyboard commands */
9 #define KBC_RESET 0xFF /* reset the keyboard */
10 #define KBC_RESEND 0xFE /* request the keyboard resend the last byte */
11 #define KBC_SETDEFAULT 0xF6 /* resets keyboard to its power-on defaults */
12 #define KBC_DISABLE 0xF5 /* as per KBC_SETDEFAULT, but also disable key scanning */
13 #define KBC_ENABLE 0xF4 /* enable key scanning */
14 #define KBC_TYPEMATIC 0xF3 /* set typematic rate and delay */
15 #define KBC_SETTABLE 0xF0 /* set scancode translation table */
16 #define KBC_MODEIND 0xED /* set mode indicators (i.e. LEDs) */
17 #define KBC_ECHO 0xEE /* request an echo from the keyboard */
18
19 /* keyboard responses */
20 #define KBR_EXTENDED0 0xE0 /* extended key sequence */
21 #define KBR_EXTENDED1 0xE1 /* extended key sequence */
22 #define KBR_RESEND 0xFE /* needs resend of command */
23 #define KBR_ACK 0xFA /* received a valid command */
24 #define KBR_OVERRUN 0x00 /* flooded */
25 #define KBR_FAILURE 0xFD /* diagnostic failure */
26 #define KBR_BREAK 0xF0 /* break code prefix - sent on key release */
27 #define KBR_RSTDONE 0xAA /* reset complete */
28 #define KBR_ECHO 0xEE /* echo response */