ohci(4freebsd)

ohci4freebsd

Ohci usb host controller driver

Usage

device ohci

Overview

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)

Sysctl variables

The following variables are available as both sysctl(8) variables and loader(8) tunables:

hw.usb.ohci.debug

Debug output level, where 0 is debugging disabled and larger values increase debug message verbosity. Default is 0.

Releases

9 releases since Debian 5.0 (Lenny); the text changed 6 times.

  1. 5.0
  2. 6.0
  3. 7
  4. 8
  5. 9
  6. 10
  7. 11–13

History

The ohci device driver first appeared in FreeBSD 3.0.

Authors

The ohci driver was written by Lennart Augustsson ⟨[email protected]⟩ for the NetBSD project.

From freebsd-manpages 12.2-2 in Debian 13 (Trixie). Parsed by carta from the page's mdoc source.