SSIO(4)               OpenBSD Programmer's Manual (HPPA)               SSIO(4)

NAME
     ssio - National Semiconductor PC87560 Legacy IO

SYNOPSIS
     ssio* at pci?

DESCRIPTION
     The ssio driver provides support for the National Semiconductor PC87560
     Legacy IO chip on systems with PA-8500 and later 64-bit CPUs.  It config-
     ures the Programmable Interrupt Controllers integrated on the chip to
     route interrupts for the integrated ohci(4) USB controller (which appears
     as a separate PCI device).

     OpenBSD provides support for the following devices:

           com(4)        serial communications interface
           lpt(4)        parallel port driver

SEE ALSO
     intro(4), pci(4)

HISTORY
     The ssio driver first appeared in OpenBSD 4.2.

OpenBSD 4.7                      July 15, 2007                               1
