PVLB
#define PICA_SYS_SONIC (PVLB+0x1000) /* SONIC base address */
#define PICA_SYS_SCSI (PVLB+0x2000) /* SCSI base address */
#define PICA_SYS_FLOPPY (PVLB+0x3000) /* Floppy base address */
#define PICA_SYS_CLOCK (PVLB+0x4000) /* Clock base address */
#define PICA_SYS_KBD (PVLB+0x5000) /* Keybrd/mouse base address */
#define PICA_SYS_COM1 (PVLB+0x6000) /* Com port 1 */
#define PICA_SYS_COM2 (PVLB+0x7000) /* Com port 2 */
#define PICA_SYS_PAR1 (PVLB+0x8000) /* Parallel port 1 */
#define PICA_SYS_NVRAM (PVLB+0x9000) /* Unprotected NV-ram */
#define PICA_SYS_PNVRAM (PVLB+0xa000) /* Protected NV-ram */
#define PICA_SYS_NVPROM (PVLB+0xb000) /* Read only NV-ram */
#define PICA_SYS_SOUND (PVLB+0xc000) /* Sound port */