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| UHCI(4) | FreeBSD Kernel Interfaces Manual | UHCI(4) |
NAME
uhci —
UHCI USB Host Controller driver
SYNOPSIS
device uhci
DESCRIPTION
Theuhci driver provides support for UHCI-type PCI based
USB controllers.
HARDWARE
Theuhci 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
Theuhci device driver first appeared in
FreeBSD 3.0.
AUTHORS
Theuhci driver was written by Lennart
Augustsson
<augustss@carlstedt.se>
for the NetBSD project.
| April 24, 2018 | FreeBSD 13.1-RELEASE |
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