1 /* $NetBSD: pckbdreg.h,v 1.4 2023/07/16 19:09:07 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_GETID 0xF2 /* get keyboard ID */ 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_BAT_DONE 0xAA 24 #define KBR_ACK 0xFA /* received a valid command */ 25 #define KBR_BAT_FAIL 0xFC 26 #define KBR_OVERRUN 0x00 /* flooded */ 27 #define KBR_FAILURE 0xFD /* diagnostic failure */ 28 #define KBR_BREAK 0xF0 /* break code prefix - sent on key release */ 29 #define KBR_RSTDONE 0xAA /* reset complete */ 30 #define KBR_ECHO 0xEE /* echo response */ 31