#define PC8374_FDC  0x00 /* Floppy */
#define PC8374_PP   0x01 /* Parallel port */
#define PC8374_SP2  0x02 /* Com2 */
#define PC8374_SP1  0x03 /* Com1 */
#define PC8374_SWC  0x04
#define PC8374_KBCM 0x05 /* Mouse */
#define PC8374_KBCK 0x06 /* Keyboard */
#define PC8374_GPIO 0x07
#define PC8374_HM  0x08