GRAPHAUDIO(4) Device Drivers Manual GRAPHAUDIO(4)

graphaudioaudio graph card

graphaudio* at fdt?
audio* at graphaudio?

graphaudio is a generic driver for audio cards. It represents the logical connection of audio components like I2S controllers and codecs.

audio(4), intro(4), simpleaudio(4)

The graphaudio driver first appeared in OpenBSD 6.9.

The graphaudio driver was written by Mark Kettenis <> based on the simpleaudio(4) driver by Patrick Wildt <>.

April 8, 2021 OpenBSD 7.5