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APLAUDIO(4) Device Drivers Manual (arm64) APLAUDIO(4)

aplaudioApple audio subsystem

aplaudio* at fdt?
audio* at aplaudio?

aplaudio is a driver for the audio subsystem on Apple Silicon Macs. It represents the logical connection of the DMA controller, the MCA controller and various codecs.

apldma(4), aplmca(4), audio(4), intro(4), simpleaudio(4), tascodec(4)

The aplaudio driver first appeared in OpenBSD 7.2.

The aplaudio driver was written by Mark Kettenis <>.

August 6, 2022 OpenBSD-current