1*94be3a68Sjsg.\" $OpenBSD: clkbrd.4,v 1.6 2022/02/20 15:01:03 jsg Exp $ 254e4d1e8Sjason.\" 354e4d1e8Sjason.\" Copyright (c) 2004 Jason L. Wright (jason@thought.net) 454e4d1e8Sjason.\" All rights reserved. 554e4d1e8Sjason.\" 654e4d1e8Sjason.\" Redistribution and use in source and binary forms, with or without 754e4d1e8Sjason.\" modification, are permitted provided that the following conditions 854e4d1e8Sjason.\" are met: 954e4d1e8Sjason.\" 1. Redistributions of source code must retain the above copyright 1054e4d1e8Sjason.\" notice, this list of conditions and the following disclaimer. 1154e4d1e8Sjason.\" 2. Redistributions in binary form must reproduce the above copyright 1254e4d1e8Sjason.\" notice, this list of conditions and the following disclaimer in the 1354e4d1e8Sjason.\" documentation and/or other materials provided with the distribution. 1454e4d1e8Sjason.\" 1554e4d1e8Sjason.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 1654e4d1e8Sjason.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 1754e4d1e8Sjason.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 1854e4d1e8Sjason.\" DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 1954e4d1e8Sjason.\" INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 2054e4d1e8Sjason.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 2154e4d1e8Sjason.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2254e4d1e8Sjason.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 2354e4d1e8Sjason.\" STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 2454e4d1e8Sjason.\" ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 2554e4d1e8Sjason.\" POSSIBILITY OF SUCH DAMAGE. 2654e4d1e8Sjason.\" 27*94be3a68Sjsg.Dd $Mdocdate: February 20 2022 $ 2854e4d1e8Sjason.Dt CLKBRD 4 sparc64 2954e4d1e8Sjason.Os 3054e4d1e8Sjason.Sh NAME 3154e4d1e8Sjason.Nm clkbrd 321efff4e7Sjmc.Nd SPARC64 clock board 3354e4d1e8Sjason.Sh SYNOPSIS 3454e4d1e8Sjason.Cd "clkbrd* at fhc?" 3554e4d1e8Sjason.Sh DESCRIPTION 3654e4d1e8SjasonThe 3754e4d1e8Sjason.Nm 3854e4d1e8Sjasondevice provides support for the 39*94be3a68Sjsgclock board on Sunfire, Starfire, and Wildfire 4054e4d1e8SjasonUltraSPARC systems. 4154e4d1e8SjasonThis device also controls the main front panel LED. 4254e4d1e8SjasonThis LED can be made to blink based on the load average on most systems 4354e4d1e8Sjasonby setting the 44aaeccf36Sderaadt.Xr sysctl 2 4554e4d1e8Sjasonvariable 4654e4d1e8Sjason.Ar machdep.led_blink 4754e4d1e8Sjasonto a non-zero value. 4854e4d1e8Sjason.Sh SEE ALSO 49aaeccf36Sderaadt.Xr sysctl 2 , 5054e4d1e8Sjason.Xr fhc 4 , 5154e4d1e8Sjason.Xr intro 4 5254e4d1e8Sjason.Sh HISTORY 5354e4d1e8Sjason.Ox 5454e4d1e8Sjasonsupport for the 5554e4d1e8Sjason.Nm 5654e4d1e8Sjasonfirst appeared in 5754e4d1e8Sjason.Ox 3.7 . 58