---
name: "ohci"
section: "4"
platform: "linux"
package: "freebsd-manpages"
version: "6.0-5"
release: "Debian 4.0 (Etch)"
platforms: ["linux", "freebsd", "openbsd"]
url: "https://new.carta.tech/ohci"
---

# ohci(4)

OHCI USB Host Controller driver

## NAME

**ohci** – OHCI USB Host Controller driver

## SYNOPSIS

**device ohci**

## DESCRIPTION

The **ohci** driver provides support for OHCI-type PCI based USB controllers.

## HARDWARE

The **ohci** driver supports all OHCI v1.0 compliant controllers including:

- AcerLabs M5237 (Aladdin-V)

- AMD-756

- OPTi 82C861 (FireLink)

- NEC uPD 9210

- CMD Tech 670 (USB0670)

- CMD Tech 673 (USB0673)

- NVIDIA nForce3

- Sun PCIO-2 (RIO USB)

## SEE ALSO

[ehci(4)](/ehci/4.md), [uhci(4)](/uhci/4.md)

## HISTORY

The **ohci** device driver first appeared in FreeBSD 3.0.

## AUTHORS

The **ohci** driver was written by Lennart Augustsson ⟨augustss@carlstedt.se⟩ for the NetBSD project.