opensolaris man page for uhci

uhci(7D)							      Devices								  uhci(7D)

NAME
       uhci - host controller driver

SYNOPSIS
       pcivid,pid@unit-address

DESCRIPTION
       The  uhci  host	controller driver is a USBA  (Solaris USB Architecture) compliant nexus driver that supports the Universal Host Controller
       Interface Specification 1.1, an industry standard developed by Intel. The uhci driver supports all USB transfers, including interrupt, con-
       trol, isochronous and bulk.

FILES
       /kernel/drv/uhci 	   32-bit ELF kernel module. (SPARC or x86).

       /kernel/drv/amd64/uhci	   64-bit ELF kernel module. (x86).

       /kernel/drv/sparcv9/uhci    64-bit SPARC ELF kernel module.

       /kernel/drv/uhci.conf	   Driver configuration file.

ATTRIBUTES
       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+---------------------------------+
       |ATTRIBUTE TYPE		     |ATTRIBUTE VALUE		       |
       +-----------------------------+---------------------------------+
       |Architecture		     |SPARC or	x86  PCI-based systems |
       +-----------------------------+---------------------------------+
       |Availability		     |SUNWusb			       |
       +-----------------------------+---------------------------------+

SEE ALSO
       attributes(5), ehci(7D), hubd(7D), ohci(7D), usba(7D)

       Writing Device Drivers

       Universal Host Controller Interface Specification for USB 1.1

       Universal Serial Bus Specification 2.0

       System Administration Guide: Basic Administration

       http://www.sun.com/io

DIAGNOSTICS
       All host controller errors are passed to the client drivers. Root errors are documented in hubd(7D).

       In addition to being logged, the following messages may appear on the system console. All messages are formatted in the following manner:

	 WARNING: <device path> <uhci><instance number>>: Error message...

       No SOF interrupts have been received. This USB UHCI host controller is unusable.

	   The	USB  hardware is not generating Start Of Frame interrupts. Please reboot the system. If this problem persists, contact your system
	   vendor.

SunOS 5.11							   26 July 2005 							  uhci(7D)