---
name: "elroy"
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/elroy"
---

# elroy(4)

Elroy PCI hostbridge

## NAME

**elroy** – Elroy PCI hostbridge

## SYNOPSIS

**elroy\* at astro?** **pci\* at elroy?**

## DESCRIPTION

The **elroy** driver provides support for the Elroy PCI hostbridge and its embedded I/O SAPIC interrupt controller.

## SEE ALSO

[astro(4)](/astro/4.md), [intro(4)](/intro/4.md), [pci(4)](/pci/4.md)

## HISTORY

The **elroy** driver first appeared in OpenBSD 4.2.