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LPT(4) NetBSD/mvme68k Kernel Interfaces Manual LPT(4)
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by Kimmo Suominen.
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lpt -- parallel port driver
lpt0 at pcc? ipl 1
lpt0 at pcctwo? ipl 1
This driver provides access to parallel ports. The bits in the minor
number select various features of the driver.
Minor Bit Function
128 Use the interruptless driver. (polling)
64 Do not initialize the device on the port.
32 Automatic LF on CR.
16 Select 1.6uS strobe pulse width (default is 6.4uS)
/dev/lpt0 interrupt-driven parallel port device
/dev/lpa0 polled parallel port device
NetBSD 9.0 February 17, 2017 NetBSD 9.0