octciu(4)

octciu4

Octeon central interrupt unit

Usage

octciu* at fdt?

Overview

The octciu driver provides support for the OCTEON central interrupt unit (CIU). The CIU is present at least on the following system on chips:

CN3xxx

CN5xxx

CN60xx

CN61xx

CN70xx

CN71xx

History

Control code for the CIU first appeared in OpenBSD 5.4.

From man 8.0-current-20261101 in OpenBSD 8.0-current (2026-11-01). Parsed by carta from the page's mdoc source.