IOPWDOG(4) evbarm IOPWDOG(4)
NAME
iopwdogIntel I/O Processor Watchdog Timer
SYNOPSIS
iopxs* at mainbus?
iopwdog* at iopxs?
DESCRIPTION
The iopwdog driver supports the watchdog timer built-in to the following Intel I/O Processors:
Intel i80321 I/O Processor
 
The watchdog timer counts down at a fixed rate based on the clock speed of the XScale CPU core. The period of the watchdog timer cannot be changed, nor can the watchdog time be disabled once is has been enabled.
SEE ALSO
HISTORY
The iopwdog device first appeared in NetBSD 2.0.
AUTHORS
The iopwdog driver was written by Jason R. Thorpe <thorpej@wasabisystems.com> and contributed by Wasabi Systems, Inc.