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ULPT(4) Device Drivers Manual ULPT(4)

USB printer support

ulpt* at uhub?

The ulpt driver provides support for USB printers that follow the printer bi- or uni-directional protocol. The bits in the minor number select various features of the driver.
Minor Bit Function
64 Do not initialize the device on the port.


intro(4), lpt(4), uhub(4), usb(4)

The ulpt driver appeared in NetBSD 1.4. OpenBSD support was added in OpenBSD 2.7.
September 3, 2011 OpenBSD-5.1