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VIAWD(4)		     Kernel Interfaces Manual			VIAWD(4)

NAME
     viawd -- device driver for VIA south bridge watchdog timer

SYNOPSIS
     To compile this driver into the kernel, place the following line in your
     kernel configuration file:

	   device viawd

     Alternatively, to load the driver as a module at boot time, place the
     following line in loader.conf(5):

	   viawd_load="YES"

DESCRIPTION
     The  viawd  driver  provides watchdog(4) support for the watchdog interrupt
     timer present on VIA south bridge chipset	(VT8251,  CX700,  VX800,  VX855,
     VX900).

     The  VIA  south bridge have a built-in watchdog timer, which can be enabled
     and disabled by user's program and set between 1 to 1023 seconds.

     The viawd driver when unloaded with running watchdog  will  reschedule  the
     watchdog to 5 minutes.

SEE ALSO
     watchdog(4), watchdog(8), watchdogd(8), watchdog(9)

HISTORY
     The viawd driver first appeared in FreeBSD 10.0.

AUTHORS
     The  viawd driver and this manual page were written by Fabien Thomas <fabi-
     ent@FreeBSD.org>.

FreeBSD ports 15.quarterly	December 7, 2011			VIAWD(4)

Want to link to this manual page? Use this URL:
<https://man.freebsd.org/cgi/man.cgi?query=viawd&sektion=4&manpath=FreeBSD+15.1-RELEASE+and+Ports.quarterly>

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