acpials(4)

acpials4

Acpi ambient light sensor

Usage

acpials* at acpi?

Overview

The acpials driver supports ACPI ambient light sensor devices and provides information about the ambient light environment in which the system is currently operating. Ambient light illuminance is read every second and can be monitored using sysctl(8) or sensorsd(8).

Releases

Unchanged in 21 releases since OpenBSD 6.1.

  1. 6.1–8.0

History

The acpials driver first appeared in OpenBSD 6.1.

Authors

The acpials driver was written by joshua stein ⟨[email protected]⟩.

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