macobio(4)

macobio4

Introduction to apple powerpc onboard i/o bus support

Usage

macobio0 at pci?

Overview

The macobio device serves as a bridge to many of the onboard devices; it supports the GC, Heathrow, Intrepid, K2, Keylargo, OHare, Paddington, Pangea, and Shasta modules.

OpenBSD provides support for the following devices:

aoa(4)

Apple aoa audio device

awacs(4)

Apple awacs audio device

bm(4)

Apple BMAC Ethernet device

daca(4)

Apple daca audio device

macgpio(4)

support for on-board GPIO controllers

mc(4)

Am79C940 (MACE) on-board Ethernet device

mediabay(4)

ATA33 HD controller

onyx(4)

Apple onyx audio device

openpic(4)

OpenPIC interrupt controller

snapper(4)

Apple snapper audio device

tumbler(4)

Apple tumbler audio device

wdc(4)

WD100x compatible hard disk controller driver

wi(4)

WaveLAN/IEEE, PRISM 2-3, and Spectrum24 IEEE 802.11b wireless network device

xlights(4)

Xserve G4 and G5 front panel LEDs

zs(4)

Zilog 8530 (ZSCC) serial communications driver

History

The macobio first appeared in OpenBSD 2.8.

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