---
name: "macgpio"
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/macgpio"
---

# macgpio(4)

support for on-board GPIO controllers

## NAME

**macgpio** – support for on-board GPIO controllers

## SYNOPSIS

**macgpio\* at macobio?** **macgpio\* at macgpio?**

## DESCRIPTION

The **macgpio** device provides support for GPIO controllers found on many Apple machines.

OpenBSD provides support for the following devices:

- [dfs(4)](/dfs/4.md)

  Dynamic Frequency Switching

- [pgs(4)](/pgs/4.md)

  programmer's switch

- [sysbutton(4)](/sysbutton/4.md)

  Xserve G4 and G5 front system identifier button

## SEE ALSO

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