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GRTWO(4) Device Drivers Manual (sgi) GRTWO(4)

SGI Express graphics

grtwo* at gio?
wsdisplay* at grtwo?

The grtwo driver supports the SGI ‘Express’ series of graphics controllers, also known as ‘XS’, ‘XZ’, ‘Elan’ and ‘Extreme’, which may be found on Indigo, Crimson, Personal Iris, Indy and Indigo2 systems.

gio(4), impact(4), light(4), newport(4), wscons(4), wsdisplay(4)

The grtwo driver first appeared in NetBSD 2.0. It was significantly reworked and improved in OpenBSD 5.2.

The grtwo driver was written by Christopher SEKIYA.
January 15, 2015 OpenBSD-current