Content-type: text/html Man page of ohci

ohci

Section: Devices (7D)
Updated: 11 Oct 2004
Index Return to Main Contents
 

NAME

ohci - OpenHCI host controller driver  

SYNOPSIS

[email protected]
 

DESCRIPTION

The ohci driver is a USBA (Solaris USB Architecture) compliant nexus driver that supports the Open Host Controller Interface Specification 1.1, an industry standard developed by Compaq, Microsoft, and National Semiconductor.

The ohci driver supports bulk, interrupt, control and isochronous transfers.  

FILES

/kernel/drv/ohci

32-bit x86 ELF kernel module

/kernel/drv/amd64/ohci

64-bit x86 ELF kernel module

/kernel/drv/sparcv9/ohci

64-bit SPARC ELF kernel module

/kernel/drv/ohci.conf

driver configuration file

 

ATTRIBUTES

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

ATTRIBUTE TYPEATTRIBUTE VALUE
ArchitectureSPARC, x86, PCI-based systems
Availability SUNWusb

 

SEE ALSO

attributes(5), ehci(7D), hubd(7D), uhci(7D), usba(7D)

Writing Device Drivers

Universal Serial Bus Specification 2.0

Open Host Controller Interface Specification for USB 1.0a

System Administration Guide: Basic Administration

http://www.sun.com/io  

DIAGNOSTICS

All host controller errors are passed to the client drivers. Root hub 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> <ohci><instance number>>: Error message...

Unrecoverable USB Hardware Error.

There was an unrecoverable USB hardware error reported by the OHCI Controller. Please reboot the system. If this problem persists, contact your system vendor.

No SOF interrupts have been received. This OHCI USB 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.


 

Index

NAME
SYNOPSIS
DESCRIPTION
FILES
ATTRIBUTES
SEE ALSO
DIAGNOSTICS

This document was created by man2html, using the manual pages.
Time: 02:39:59 GMT, October 02, 2010