upa(4)

upa4

Sparc64 host/upa bridge

Usage

upa* at mainbus0 creator* at upa0

Overview

The upa device provides support for the upa bus on sparc64 systems, most often found on UltraSPARC III based systems.

History

OpenBSD support for the upa first appeared in OpenBSD 3.2.

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