---
name: "acpiprt"
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/acpiprt"
---

# acpiprt(4)

ACPI PCI routing table configuration

## NAME

**acpiprt** – ACPI PCI routing table configuration

## SYNOPSIS

**acpiprt\* at acpi?**

## DESCRIPTION

The **acpiprt** driver provides interrupt mapping information for PCI devices based on information from ACPI PCI Routing Table objects. Typically there is one PCI Routing Table object for every PCI bus in the system, each handled by a separate **acpiprt** device.

## SEE ALSO

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

## HISTORY

The **acpiprt** driver first appeared in OpenBSD 4.1.

## AUTHORS

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