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)
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.
SEE ALSO
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.