1.\" $NetBSD: pnozz.4,v 1.4 2017/02/18 22:39:01 wiz Exp $ 2.\" 3.\" Copyright (c) 1999 Jason L. Wright (jason@thought.net) 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18.\" DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 19.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 21.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 23.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 24.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25.\" POSSIBILITY OF SUCH DAMAGE. 26.\" 27.\" from: OpenBSD: pnozz.4,v 1.20 2004/02/29 21:44:07 miod Exp 28.\" 29.Dd February 17, 2017 30.Dt PNOZZ 4 sparc 31.Os 32.Sh NAME 33.Nm pnozz 34.Nd Weitek Power9100 accelerated frame buffer 35.Sh SYNOPSIS 36.Cd "pnozz0 at sbus? slot ? offset ?" 37.Sh DESCRIPTION 38The 39.Nm 40is a color frame buffer with graphics acceleration, embedded in the 41.Tn Tadpole SPARCbook 423GS, 3GX, 3TX, and 3XP 43laptops. 44It is based on the 45.Tn Weitek Power9100 46video processor and an 47.Tn IBM RGB525 48RAMDAC. 49.Pp 50If the 51.Xr sparc/tctrl 4 52device is also configured, the 53.Nm 54will be powered down when the lid of the laptop 55is closed or the screen is blanked. 56.Sh SEE ALSO 57.Xr sbus 4 , 58.Xr sparc/intro 4 , 59.Xr sparc/tctrl 4 60.Sh HISTORY 61Support for the 62.Nm 63first appeared in 64.Nx 1.6 . 65.Sh BUGS 66There is currently no way to switch back and forth from 67the onboard display to the external connector. 68It is not possible to change resolutions or color depth. 69