itwd(4)

itwd4

Device driver for ite super i/o chips watchdog timer

Usage

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

device superio device itwd

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

itwd_load="YES"

Overview

The itwd driver provides watchdog(4) support for the watchdog timer present on at least the following Super I/O chips:

  • IT8721F

  • IT8728F

  • IT8771F

Releases

18 releases since FreeBSD 12.2-RELEASE; the text changed 4 times.

  1. 12.2
  2. 12.3
  3. 12.4
  4. 13.0–13.2
  5. 13.3–16.0

Authors

This manual page was written by Andriy Gapon ⟨[email protected]⟩.

From base 16.0-CURRENT-20261027-61c70dc16a79 in FreeBSD 16.0-CURRENT (2026-10-27). Parsed by carta from the page's mdoc source.