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Revision 1.5, Tue May 12 13:03:52 2020 UTC (4 years ago) by schwarze
Branch: MAIN
CVS Tags: OPENBSD_7_5_BASE, OPENBSD_7_5, OPENBSD_7_4_BASE, OPENBSD_7_4, OPENBSD_7_3_BASE, OPENBSD_7_3, OPENBSD_7_2_BASE, OPENBSD_7_2, OPENBSD_7_1_BASE, OPENBSD_7_1, OPENBSD_7_0_BASE, OPENBSD_7_0, OPENBSD_6_9_BASE, OPENBSD_6_9, OPENBSD_6_8_BASE, OPENBSD_6_8, HEAD
Changes since 1.4: +4 -4 lines 

usb.org was stupid enough to reshuffle their website, update some URIs;
noticed by clematis at insiberia dot net

.\"	$OpenBSD: upd.4,v 1.5 2020/05/12 13:03:52 schwarze Exp $
.\"
.\" Copyright (c) 2014 Andre de Oliveira <andre@openbsd.org>
.\"
.\" Permission to use, copy, modify, and distribute this software for any
.\" purpose with or without fee is hereby granted, provided that the above
.\" copyright notice and this permission notice appear in all copies.
.\"
.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.\"
.Dd $Mdocdate: May 12 2020 $
.Dt UPD 4
.Os
.Sh NAME
.Nm upd
.Nd USB Power Devices sensor
.Sh SYNOPSIS
.Cd "upd* at uhidev?"
.Sh DESCRIPTION
The
.Nm
driver provides support for monitoring various sensors provided by
USB Power Devices (such as a UPS).
Supported sensor values are made available via the
.Xr sysctl 8
interface.
.Pp
The following sensors are supported by the driver:
.Pp
.Bl -item -offset indent -compact
.It
BatteryPresent
.It
ShutdownImminent
.It
ACPresent
.It
Overload
.It
RelativeStateOfCharge
.It
AbsoluteStateOfCharge
.It
RemainingCapacity
.It
FullChargeCapacity
.It
Charging
.It
Discharging
.It
AtRateTimeToFull
.It
AtRateTimeToEmpty
.It
RunTimeToEmpty
.It
NeedReplacement
.El
.Sh SEE ALSO
.Xr intro 4 ,
.Xr uhidev 4 ,
.Xr sensorsd.conf 5 ,
.Xr sensorsd 8 ,
.Xr sysctl 8
.Pp
The USB Power Devices specification can be found at:
.Lk https://www.usb.org/hid
.Sh HISTORY
The
.Nm
driver first appeared in
.Ox 5.6 .
.Sh AUTHORS
The
.Nm
driver was written by
.An Andre de Oliveira .
.Sh BUGS
The
.Nm
driver does not indicate device health via aggregate or
individual sensor status.
Users who wish to monitor
.Nm
status using
.Xr sensorsd 8
must manually establish
.Dq high
and
.Dq low
limits for sensor values of interest via
.Xr sensorsd.conf 5 .