2001-06-05 16:30:45 +04:00
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.\" $NetBSD: lpt.4,v 1.4 2001/06/05 12:30:47 wiz Exp $
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1999-11-28 20:39:42 +03:00
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.\"
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.\" Copyright (c) 1993 Christopher G. Demetriou
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.\" All rights reserved.
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2001-06-05 16:30:45 +04:00
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.\"
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1999-11-28 20:39:42 +03:00
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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2000-06-14 21:24:02 +04:00
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.\" This product includes software developed for the
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.\" NetBSD Project. See http://www.netbsd.org/ for
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.\" information about NetBSD.
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1999-11-28 20:39:42 +03:00
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.\" 4. The name of the author may not be used to endorse or promote products
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2000-06-14 21:24:02 +04:00
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.\" derived from this software without specific prior written permission.
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2001-06-05 16:30:45 +04:00
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.\"
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1999-11-28 20:39:42 +03:00
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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2001-06-05 16:30:45 +04:00
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.\"
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2000-06-14 21:24:02 +04:00
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.\" <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
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1999-11-28 20:39:42 +03:00
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.\"
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.Dd November 28, 1999
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.Dt LPT 4 mvme68k
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.Os
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.Sh NAME
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.Nm lpt
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2001-06-05 16:30:45 +04:00
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.Nd parallel port driver
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.Sh SYNOPSIS
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.Cd "lpt0 at pcc? ipl 1
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.Cd "lpt0 at pcctwo? ipl 1
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.Sh DESCRIPTION
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This driver provides access to parallel ports. The bits in the minor
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number select various features of the driver.
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.Pp
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.Bl -column "Minor Bit" "Functionxxxxxxxxxxxxxxxxxxxxxxxxxxxx" -offset indent
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.It Sy Pa "Minor Bit" Function
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.It 128 Use the interruptless driver. (polling)
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.It 64 Do not initialize the device on the port.
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.It 32 Automatic LF on CR.
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.It 16 Select 1.6uS strobe pulse width (default is 6.4uS)
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.El
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.Sh FILES
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.Bl -tag -width "/dev/lpt0xx" -compact
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.It Pa /dev/lpt0
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interrupt-driven parallel port device
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.It Pa /dev/lpa0
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polled parallel port device
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.El
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.Sh SEE ALSO
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.Xr pcc 4 ,
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.Xr pcctwo 4
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