1 /* $OpenBSD: pckbdreg.h,v 1.3 2023/08/13 21:54:02 miod 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_GETID 0xF2 /* get keyboard ID (not supported on AT kbd) */ 16 #define KBC_SETTABLE 0xF0 /* set scancode translation table */ 17 #define KBC_MODEIND 0xED /* set mode indicators (i.e. LEDs) */ 18 #define KBC_ECHO 0xEE /* request an echo from the keyboard */ 19 20 /* keyboard responses */ 21 #define KBR_EXTENDED0 0xE0 /* extended key sequence */ 22 #define KBR_EXTENDED1 0xE1 /* extended key sequence */ 23 #define KBR_RESEND 0xFE /* needs resend of command */ 24 #define KBR_ACK 0xFA /* received a valid command */ 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 */ 30