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ohci(4) [netbsd man page]

OHCI(4) 						   BSD Kernel Interfaces Manual 						   OHCI(4)

ohci -- USB Open Host Controller driver SYNOPSIS
ohci* at cardbus? function ? ohci* at pci? dev ? function ? usb* at ohci? DESCRIPTION
The ohci driver provides support for USB Open Host Controller Interface. SEE ALSO
cardbus(4), pci(4), usb(4) HISTORY
The ohci driver appeared in NetBSD 1.4. BSD
October 25, 1998 BSD

Check Out this Related Man Page

ohci(7D)							      Devices								  ohci(7D)

ohci - OpenHCI host controller driver SYNOPSIS
usb@unit-address 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 TYPE | ATTRIBUTE VALUE | +-----------------------------+-------------------------------+ |Architecture |SPARC, 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 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, con- tact 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. SunOS 5.10 11 Oct 2004 ohci(7D)
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