2008-04-30 17:10:46 +04:00
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.\" $NetBSD: envctrl.4,v 1.3 2008/04/30 13:10:56 martin Exp $
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2007-04-14 23:33:27 +04:00
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.\"
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.\" Copyright (c) 2007 The NetBSD Foundation, Inc.
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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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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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.\" POSSIBILITY OF SUCH DAMAGE.
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.\"
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.Dd April 14, 2007
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.Dt ENVCTRL 4 sparc64
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.Os
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.Sh NAME
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.Nm envctrl
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.Nd
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.Tn Sun
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Ultra Enterprise 450 environmental monitoring
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.Sh SYNOPSIS
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.Cd "envctrl* at ebus?"
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.Sh DESCRIPTION
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The
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.Nm
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driver provides thermal monitoring of processors and power supplies, as well as
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automatic fan regulation. The driver attaches to the SUNW,envctrl subsystem
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found on Ultra Enterprise 450 systems.
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.Pp
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The following sensors can be queried with
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.Xr envstat 8 :
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.Bl -column "xxxxxxxxxxxxx" "Unit" "Description" -offset indent
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.It Sy "Sensor" Ta Sy "Units" Ta Sy "Description"
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.It Li "CPU0" Ta "degC" Ta "Processor 0 temperature"
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.It Li "CPU1" Ta "degC" Ta "Processor 1 temperature"
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.It Li "CPU2" Ta "degC" Ta "Processor 2 temperature"
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.It Li "CPU3" Ta "degC" Ta "Processor 3 temperature"
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.It Li "PS0" Ta "degC" Ta "Power supply 0 temperature"
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.It Li "PS1" Ta "degC" Ta "Power supply 1 temperature"
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.It Li "PS2" Ta "degC" Ta "Power supply 2 temperature"
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.It Li "ambient" Ta "degC" Ta "Ambient temperature"
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.It Li "cpufan voltage" Ta "V" Ta "Voltage used to drive processor fans"
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.It Li "psfan voltage" Ta "V" Ta "Voltage used to drive power supply fans"
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.It Li "ps failed" Ta "count" Ta "number of failed power supplies"
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.It Li "fans failed" Ta "count" Ta "number of failed fans"
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2007-04-14 23:59:29 +04:00
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.El
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2007-04-14 23:33:27 +04:00
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.Sh SEE ALSO
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.Xr envsys 4 ,
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.Xr envstat 8
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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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.An Tobias Nygren Aq tnn@NetBSD.org
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.Sh BUGS
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The driver doesn't support SUNW,envctrltwo found on the Ultra Enterprise 250.
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.Pp
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Environmental interrupts are not supported.
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