Add watchdog(9) driver for the Fintek F81803 SuperIO chip

2 files changed, 68 insertions, 0 deletions

diff --git a/share/man/man4/Makefile b/share/man/man4/Makefile
index 49525c2fe55d..f453a8340428 100644
--- a/share/man/man4/Makefile
+++ b/share/man/man4/Makefile
@@ -158,6 +158,7 @@ MAN=	aac.4 \
 	ffclock.4 \
 	filemon.4 \
 	firewire.4 \
+	${_ftwd.4} \
 	full.4 \
 	fwe.4 \
 	fwip.4 \
@@ -785,6 +786,7 @@ _chvgpio.4=	chvgpio.4
 _coretemp.4=	coretemp.4
 _cpuctl.4=	cpuctl.4
 _dpms.4=	dpms.4
+_ftwd.4=	ftwd.4
 _hpt27xx.4=	hpt27xx.4
 _hptiop.4=	hptiop.4
 _hptmv.4=	hptmv.4
diff --git a/share/man/man4/ftwd.4 b/share/man/man4/ftwd.4
new file mode 100644
index 000000000000..6acef6698ac1
--- /dev/null
+++ b/share/man/man4/ftwd.4
@@ -0,0 +1,66 @@
+.\"
+.\" SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+.\"
+.\" Copyright (c) 2012 Bjoern A. Zeeb <bz@FreeBSD.org>
+.\" Copyright (c) 2019 Andriy Gapon <avg@FreeBSD.org>
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
+.\"
+.\" $FreeBSD$
+.\"
+.Dd November 26, 2020
+.Dt FTWD 4
+.Os
+.Sh NAME
+.Nm ftwd
+.Nd Fintek F81803 watchdog timer
+.Sh SYNOPSIS
+To compile this driver into the kernel, place the following lines in your
+kernel configuration file:
+.Bd -ragged -offset indent
+.Cd "device superio"
+.Cd "device ftwd"
+.Ed
+.Pp
+Alternatively, to load the driver as a module at boot time, place the following
+line in
+.Xr loader.conf 5 :
+.Bd -literal -offset indent
+ftwd_load="YES"
+.Ed
+.Sh DESCRIPTION
+The
+.Nm
+driver provides
+.Xr watchdog 4
+support for the watchdog timer in the Fintek F81803 chip.
+.Sh SEE ALSO
+.Xr superio 4 ,
+.Xr watchdog 4 ,
+.Xr device.hints 5 ,
+.Xr watchdog 8 ,
+.Xr watchdogd 8 ,
+.Xr watchdog 9
+.Sh AUTHORS
+.An -nosplit
+This manual page was written by
+.An Poul-Henning Kamp Aq Mt phk@FreeBSD.org .