diff options
Diffstat (limited to 'sys/i386/isa/ic/i8042.h')
| -rw-r--r-- | sys/i386/isa/ic/i8042.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/sys/i386/isa/ic/i8042.h b/sys/i386/isa/ic/i8042.h new file mode 100644 index 0000000..84ee90f --- /dev/null +++ b/sys/i386/isa/ic/i8042.h @@ -0,0 +1,27 @@ +/* + * $Id$ + */ + +#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) |
