---
name: "octcib"
section: "4"
platform: "openbsd"
package: "man"
version: "8.0-current-20261101"
release: "OpenBSD 8.0-current (2026-11-01)"
platforms: ["openbsd"]
url: "https://new.carta.tech/octcib"
---

# octcib(4)

Cavium interrupt bus widget

## NAME

**octcib** – Cavium interrupt bus widget

## SYNOPSIS

**octcib\* at fdt?**

## DESCRIPTION

The **octcib** driver provides support for the Cavium interrupt bus (CIB) widget, which is an auxiliary interrupt controller on the CN70xx and CN71xx system on chips.

## SEE ALSO

[octcit(4)](/octcit/4.md), [octciu(4)](/octciu/4.md)

## HISTORY

The **octcib** driver first appeared in OpenBSD 6.2.