1.\" Copyright 1992 The Regents of the University of California. 2.\" All rights reserved. 3.\" 4.\" This software was developed by the Computer Systems Engineering group 5.\" at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 6.\" contributed to Berkeley. 7.\" 8.\" %sccs.include.redist.roff% 9.\" 10.\" @(#)bwtwo.4 5.1 (Berkeley) 02/17/93 11.\" 12.\" from: $Header: bwtwo.4,v 1.1 92/10/13 05:28:26 leres Exp $ 13.\" 14.Dd 15.Dt BWTWO 4 sparc 16.Os 17.Sh NAME 18.Nm bwtwo 19.Nd monochromatic frame buffer 20.Sh SYNOPSIS 21.Cd "bwtwo* at sbus? slot ? offset ?" 22.Sh DESCRIPTION 23The 24.Nm 25is a memory based black and white frame buffer. 26It supports the minimal ioctl's needed to run X11. 27.Sh SEE ALSO 28.Xr cgthree 4 29.Sh HISTORY 30The 31.Nm 32driver is 33.Ud 34