[OpenBSD]

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ULPT(4) Device Drivers Manual ULPT(4)

ulpt
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.

 
 
/dev/ulpt?
 

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