freebsd-skq/sys/i386/isa/ic/i8042.h
1999-08-28 01:08:13 +00:00

28 lines
1.0 KiB
C

/*
* $FreeBSD$
*/
#define KBSTATP 0x64 /* kbd controller status port (I) */
#define KBS_DIB 0x01 /* kbd data in buffer */
#define KBS_IBF 0x02 /* kbd input buffer low */
#define KBS_WARM 0x04 /* kbd input buffer low */
#define KBS_OCMD 0x08 /* kbd output buffer has command */
#define KBS_NOSEC 0x10 /* kbd security lock not engaged */
#define KBS_TERR 0x20 /* kbd transmission error */
#define KBS_RERR 0x40 /* kbd receive error */
#define KBS_PERR 0x80 /* kbd parity error */
#define KBCMDP 0x64 /* kbd controller port (O) */
#define KBDATAP 0x60 /* kbd data port (I) */
#define KBOUTP 0x60 /* kbd data port (O) */
#define K_LDCMDBYTE 0x60
#define KC8_TRANS 0x40 /* convert to old scan codes */
#define KC8_OLDPC 0x20 /* old 9bit codes instead of new 11bit */
#define KC8_DISABLE 0x10 /* disable keyboard */
#define KC8_IGNSEC 0x08 /* ignore security lock */
#define KC8_CPU 0x04 /* exit from protected mode reset */
#define KC8_IEN 0x01 /* enable interrupt */
#define CMDBYTE (KC8_TRANS|KC8_IGNSEC|KC8_CPU|KC8_IEN)