IOF(4)                 OpenBSD Programmer's Manual (SGI)                IOF(4)

NAME
     iof - IOC4 generic workstation I/O device

SYNOPSIS
     iof* at pci?
     com0 at iof? base 0x380
     com* at iof?
     dsrtc0 at iof?
     iockbc* at iof?

DESCRIPTION
     The iof driver provides support for the SGI IOC4-based basic I/O device
     on Origin 350 and Tezro systems.

     The IOC4 chip provides:

        com(4)      Four serial ports.
        dsrtc(4)    Time-of-day chip.
        iockbc(4)   PS/2 keyboard and mouse interface.
        wdc(4)      WD100x compatible hard disk controller driver

SEE ALSO
     com(4), dsrtc(4), intro(4), iockbc(4), pci(4)

HISTORY
     The iof driver first appeared in OpenBSD 4.6.

BUGS
     The ATAPI interface is not supported yet.

OpenBSD 4.7                    November 18, 2009                             1
