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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

     ehci(4), uhci(4), xhci(4)

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.