66 lines
2.5 KiB
Groff
66 lines
2.5 KiB
Groff
.\" $NetBSD: light.4,v 1.1 2006/12/26 04:43:10 rumble Exp $
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.\"
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.\" Copyright (c) 2006 Stephen M. Rumble
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.\" Copyright (c) 2003 Ilpo Ruotsalainen
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. The name of the author may not be used to endorse or promote products
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.\" derived from this software without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" <<Id: LICENSE_GC,v 1.1 2001/10/01 23:24:05 cgd Exp>>
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.\"
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.Dd December 25, 2006
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.Dt LIGHT 4 sgimips
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.Os
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.Sh NAME
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.Nm light
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.Nd SGI Light/Entry/Starter (LG1/LG2) graphics controller
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.Sh SYNOPSIS
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.Cd "light* at gio? slot ?"
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.Cd "wsdisplay* at light? console ?"
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.Sh DESCRIPTION
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The
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.Nm
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driver supports the SGI Light series of graphics controllers, also known as
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Entry or Starter graphics and designated LG1 or LG2.
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These controllers have a fixed 1024x768 resolution with 8-bit colour depth.
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Unlike most SGI offerings, both 13w3 and VGA video cables are supported.
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.Nm
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is found in Indigo and Crimson machines.
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.Sh SEE ALSO
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.Xr gio 4 ,
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.Xr grtwo 4 ,
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.Xr newport 4 ,
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.Xr wscons 4
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.Sh HISTORY
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The
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.Nm
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driver first appeared in
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.Nx 5.0 .
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.Sh AUTHORS
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Stephen M. Rumble wrote this driver.
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.Sh BUGS
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Much is unknown about the REX chipset.
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Therefore, the driver relies on the PROM to properly initialise the graphics.
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.Pp
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This driver will not run without modification on Crimson machines.
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