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+.\" $NetBSD: lpt.4,v 1.2 2003/04/17 10:32:40 wiz Exp $
+.\"
+.\" Copyright (c) 1995 Mark Brinicombe
+.\" Copyright (c) 1993 Christopher G. Demetriou
+.\" All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\" notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\" notice, this list of conditions and the following disclaimer in the
+.\" documentation and/or other materials provided with the distribution.
+.\" 3. All advertising materials mentioning features or use of this software
+.\" must display the following acknowledgement:
+.\" This product includes software developed by Christopher G. Demetriou.
+.\" 4. The name of the author may not be used to endorse or promote products
+.\" derived from this software without specific prior written permission
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+.\"
+.Dd July 29, 1995
+.Dt LPT 4 acorn32
+.Os
+.Sh NAME
+.Nm lpt
+.Nd parallel port driver
+.Sh SYNOPSIS
+.Cd lpt* at pioc? offset 0x0278 irq 0
+.Cd lpt* at pioc? offset 0x0378 irq -1
+.Cd lpt* at pioc? offset 0x03bc irq -1
+.Sh DESCRIPTION
+This driver provides access to parallel ports. The highest bit in the minor
+number selects whether to do polling or wait for interrupts. If no IRQ is
+specified in the kernel configuration, only the polling device may be used.
+.Sh FILES
+.Bl -tag -width Pa -compact
+.It Pa /dev/lpt0
+first interrupt-driven parallel port device
+.It Pa /dev/lpa0
+first polled parallel port device
+.El