uhci - host controller driver
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, control, isochronous and bulk.
32-bit ELF kernel module. (SPARC or x86).
64-bit ELF kernel module. (x86).
64-bit SPARC ELF kernel module.
Driver configuration file.
See attributes(7) for descriptions of the following attributes:
ehci(4D), hubd(4D), ohci(4D), usba(4D),
||SPARC or x86 PCI-based systems
Writing Device Drivers
Universal Host Controller Interface Specification for USB
Universal Serial Bus Specification 2.0
System Administration Guide: Basic Administration
All host controller errors are passed to the client drivers. Root errors are
documented in hubd(4D).
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