lptcontrol - a utility for manipulating the lpt driver
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$FreeBSD: head/usr.sbin/lptcontrol/lptcontrol.8 79537 2001-07-10 15:12:08Z ru $
.Dd September 3, 1994 .Dt LPTCONTROL 8 .Os .Sh NAME .Nm lptcontrol .Nd a utility for manipulating the lpt printer driver .Sh SYNOPSIS .Nm .Fl i | p | e | s .Op Fl d Ar device .Sh DESCRIPTION The .Nm command is used to set either the interrupt-driven, extended or polling mode of individual .Xr lpt 4 devices. When a printer is switched from a mode to another, this change will only take effect the next time the device is opened.
p Extended mode is anything the parallel port interface can support. For an ECP/ISA parallel port, it may be FIFO+DMA or ECP.
p The following command line options are supported: l -tag -width indent t Fl i Turn on interrupt-driven mode. t Fl p Turn on polled mode. t Fl e Turn on extended mode. t Fl s Turn on standard mode, i.e. turn off extended mode. t Fl d Ar device Set the mode of the printer device specified by .Ar device . The default value for .Ar device is
p One of .Fl i , p or .Fl e must be specified. .Sh FILES l -tag -width /sys/i386/conf/GENERIC -compact t Pa /dev/lpt? printer devices t Pa /dev/lpctl? printer control devices t Pa /sys/i386/conf/GENERIC kernel configuration file .El .Sh BUGS Sure to be some. .Sh SEE ALSO .Xr lpt 4 .Sh AUTHORS .An Geoffrey M. Rehmet .Sh HISTORY The .Nm command first appeared in .Fx 1.1.5