ICHWDT(4) | Device Drivers Manual | ICHWDT(4) |
ichwdt
— Intel
6300ESB ICH watchdog timer device
ichwdt* at pci?
The ichwdt
driver supports the watchdog
timer of the Intel 6300ESB I/O Controller Hub.
ichwdt
provides the standard
watchdog(4) interface and
may be used with
watchdogd(8). The watchdog
timer can be configured via
sysctl(8).
Once the watchdog timer resets the CPU, the driver reports it on the next boot displaying the “reboot on timeout” message in the dmesg.
The ichwdt
device first appeared in
OpenBSD 3.8.
The ichwdt
driver was written by
Alexander Yurchenko
<grange@openbsd.org>.
November 15, 2014 | OpenBSD-6.4 |