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.\" $OpenBSD: ichwdt.4,v 1.4 2007/05/31 19:19:50 jmc Exp $
.\"
.\" Copyright (c) 2005 Alexander Yurchenko <grange@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 31 2007 $
.Dt ICHWDT 4
.Os
.Sh NAME
.Nm ichwdt
.Nd Intel 6300ESB ICH watchdog timer device
.Sh SYNOPSIS
.Cd "ichwdt* at pci?"
.Sh DESCRIPTION
The
.Nm
driver supports the watchdog timer of the Intel 6300ESB I/O Controller Hub.
.Pp
The watchdog timer can be configured via
.Xr sysctl 8 .
.Pp
Once the watchdog timer resets the CPU, the driver reports it on the
next boot displaying the ``reboot on timeout'' message in the dmesg.
.Sh SEE ALSO
.Xr watchdog 4 ,
.Xr sysctl 8
.Sh HISTORY
The
.Nm
device first appeared in
.Ox 3.8 .
.Sh AUTHORS
The
.Nm
driver was written by
.An Alexander Yurchenko Aq grange@openbsd.org .
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