.\"	$OpenBSD: octrtc.4,v 1.5 2020/06/26 18:48:31 cheloha Exp $
.\"
.\" Copyright (c) 2014 Paul Irofti <paul@irofti.net>
.\"
.\" 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: June 26 2020 $
.Dt OCTRTC 4 octeon
.Os
.Sh NAME
.Nm octrtc
.Nd time-of-day clock
.Sh SYNOPSIS
.Cd "octrtc* at mainbus?"
.Sh DESCRIPTION
The
.Nm
driver supports the low resolution DS1337 time-of-day clock found on some
of the octeon models.
The clock has a resolution of 1 second.
.Pp
The
.Nm
driver is used for getting and setting the system time.
.Sh HARDWARE
Supported models:
.Bl -tag -width Ds -offset indent -compact
.It D-Link DSR-500
.It Portwell CAM-0100
.El
.Pp
Known models missing a DS1377 clock:
.Bl -tag -width Ds -offset indent -compact
.It Ubiquiti Networks EdgeRouter Lite
.El
.Sh SEE ALSO
.Xr intro 4 ,
.Xr gettime 9 ,
.Xr inittodr 9 ,
.Xr resettodr 9
.Sh HISTORY
The
.Nm
driver first appeared in
.Ox 5.5 .
.Sh AUTHORS
.An -nosplit
The
.Nm
driver was written by
.An Paul Irofti Aq Mt paul@irofti.net .