NAME

       uhci — UHCI USB Host Controller driver

SYNOPSIS

       device uhci

DESCRIPTION

       The uhci driver provides support for UHCI-type PCI based USB controllers.

HARDWARE

       The uhci driver supports all UHCI v1.1 compliant controllers including:

       •   Intel 82371AB/EB (PIIX4)
       •   Intel 82371SB (PIIX3)
       •   VIA 83C572

SYSCTL VARIABLES

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

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

SEE ALSO

       ehci(4), ohci(4), xhci(4)

HISTORY

       The uhci device driver first appeared in FreeBSD 3.0.

AUTHORS

       The uhci driver was written by Lennart Augustsson <augustss@carlstedt.se> for the NetBSD project.

Debian                                           April 24, 2018                                          UHCI(4)