---
name: "apldma"
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/apldma"
---

# apldma(4)

Apple DMA controller

## NAME

**apldma** – Apple DMA controller

## SYNOPSIS

**apldma\* at fdt?**

## DESCRIPTION

The **apldma** driver provides support for the DMA controller integrated on various Apple SoCs.

The controller is used to support DMA for the audio interfaces integrated on the SoC.

## SEE ALSO

[aplmca(4)](/aplmca/4.md), [intro(4)](/intro/4.md)

## HISTORY

OpenBSD support for **apldma** first appeared in OpenBSD 7.1.

## AUTHORS

The **apldma** driver was written by Mark Kettenis ⟨*kettenis@openbsd.org*⟩.