xref: /freebsd/share/man/man4/itwd.4 (revision edca4938f74db18d091868237592abbf7e718669)
1*edca4938SAndriy Gapon.\"
2*edca4938SAndriy Gapon.\" SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3*edca4938SAndriy Gapon.\"
4*edca4938SAndriy Gapon.\" Copyright (c) 2012 Bjoern A. Zeeb <bz@FreeBSD.org>
5*edca4938SAndriy Gapon.\" Copyright (c) 2019 Andriy Gapon <avg@FreeBSD.org>
6*edca4938SAndriy Gapon.\"
7*edca4938SAndriy Gapon.\" Redistribution and use in source and binary forms, with or without
8*edca4938SAndriy Gapon.\" modification, are permitted provided that the following conditions
9*edca4938SAndriy Gapon.\" are met:
10*edca4938SAndriy Gapon.\" 1. Redistributions of source code must retain the above copyright
11*edca4938SAndriy Gapon.\"    notice, this list of conditions and the following disclaimer.
12*edca4938SAndriy Gapon.\" 2. Redistributions in binary form must reproduce the above copyright
13*edca4938SAndriy Gapon.\"    notice, this list of conditions and the following disclaimer in the
14*edca4938SAndriy Gapon.\"    documentation and/or other materials provided with the distribution.
15*edca4938SAndriy Gapon.\"
16*edca4938SAndriy Gapon.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17*edca4938SAndriy Gapon.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18*edca4938SAndriy Gapon.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19*edca4938SAndriy Gapon.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20*edca4938SAndriy Gapon.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21*edca4938SAndriy Gapon.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22*edca4938SAndriy Gapon.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23*edca4938SAndriy Gapon.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24*edca4938SAndriy Gapon.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25*edca4938SAndriy Gapon.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26*edca4938SAndriy Gapon.\" SUCH DAMAGE.
27*edca4938SAndriy Gapon.\"
28*edca4938SAndriy Gapon.\" $FreeBSD$
29*edca4938SAndriy Gapon.\"
30*edca4938SAndriy Gapon.Dd October 16, 2019
31*edca4938SAndriy Gapon.Dt ITWD 4
32*edca4938SAndriy Gapon.Os
33*edca4938SAndriy Gapon.Sh NAME
34*edca4938SAndriy Gapon.Nm itwd
35*edca4938SAndriy Gapon.Nd device driver for ITE Super I/O chips watchdog timer
36*edca4938SAndriy Gapon.Sh SYNOPSIS
37*edca4938SAndriy GaponTo compile this driver into the kernel, place the following lines in your
38*edca4938SAndriy Gaponkernel configuration file:
39*edca4938SAndriy Gapon.Bd -ragged -offset indent
40*edca4938SAndriy Gapon.Cd "device superio"
41*edca4938SAndriy Gapon.Cd "device itwd"
42*edca4938SAndriy Gapon.Ed
43*edca4938SAndriy Gapon.Pp
44*edca4938SAndriy GaponAlternatively, to load the driver as a module at boot time, place the following
45*edca4938SAndriy Gaponline in
46*edca4938SAndriy Gapon.Xr loader.conf 5 :
47*edca4938SAndriy Gapon.Bd -literal -offset indent
48*edca4938SAndriy Gaponitwd_load="YES"
49*edca4938SAndriy Gapon.Ed
50*edca4938SAndriy Gapon.Sh DESCRIPTION
51*edca4938SAndriy GaponThe
52*edca4938SAndriy Gapon.Nm
53*edca4938SAndriy Gapondriver provides
54*edca4938SAndriy Gapon.Xr watchdog 4
55*edca4938SAndriy Gaponsupport for the watchdog timer present on at least the following
56*edca4938SAndriy GaponSuper I/O chips:
57*edca4938SAndriy Gapon.Bl -bullet -compact
58*edca4938SAndriy Gapon.It
59*edca4938SAndriy GaponIT8721F
60*edca4938SAndriy Gapon.It
61*edca4938SAndriy GaponIT8728F
62*edca4938SAndriy Gapon.It
63*edca4938SAndriy GaponIT8771F
64*edca4938SAndriy Gapon.El
65*edca4938SAndriy Gapon.Sh SEE ALSO
66*edca4938SAndriy Gapon.Xr superio 4
67*edca4938SAndriy Gapon.Xr watchdog 4 ,
68*edca4938SAndriy Gapon.Xr device.hints 5 ,
69*edca4938SAndriy Gapon.Xr watchdog 8 ,
70*edca4938SAndriy Gapon.Xr watchdogd 8 ,
71*edca4938SAndriy Gapon.Xr watchdog 9
72*edca4938SAndriy Gapon.Sh AUTHORS
73*edca4938SAndriy Gapon.An -nosplit
74*edca4938SAndriy GaponThis manual page was written by
75*edca4938SAndriy Gapon.An Andriy Gapon Aq Mt avg@FreeBSD.org .
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