NetBSD/share/man/man4/man4.i386/lpt.4

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.\"
.\" Copyright (c) 1993 Christopher G. Demetriou
.\" All rights reserved.
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.\" must display the following acknowledgement:
.\" This product includes software developed by Christopher G. Demetriou.
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.\" $Id: lpt.4,v 1.5 1995/02/17 09:43:44 jtc Exp $
.\"
.Dd August 6, 1993
.Dt LPT 4 i386
.Os NetBSD 0.8a
.Sh NAME
.Nm lpt
.Nd
Parallel port driver
.Sh SYNOPSIS
.\" XXX this is awful hackery to get it to work right... -- cgd
.Cd "lpt0 at isa? port" \&"IO_LPT1\&" irq 7
.Cd "lpt1 at isa? port" \&"IO_LPT2\&"
.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