82 lines
2.7 KiB
Groff
82 lines
2.7 KiB
Groff
.\" $NetBSD: lsu.4,v 1.1 2000/10/19 14:55:51 ad Exp $
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.\"
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.\" Copyright (c) 2000 The NetBSD Foundation, Inc.
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.\" All rights reserved.
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.\"
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.\" This code is derived from software contributed to The NetBSD Foundation
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.\" by Andrew Doran.
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.\"
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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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.\" This product includes software developed by the NetBSD
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.\" Foundation, Inc. and its contributors.
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.\" 4. Neither the name of The NetBSD Foundation nor the names of its
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.\" contributors may be used to endorse or promote products derived
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.\" from this software without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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.\" POSSIBILITY OF SUCH DAMAGE.
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.\"
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.Dd September 1, 2000
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.Dt LSU 4
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.Os
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.Sh NAME
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.Nm lsu
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.Nd logical storage unit
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.Sh SYNOPSIS
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.Cd lsu* at cac? unit ?
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.Cd lsu* at twe? unit ?
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.Sh DESCRIPTION
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The
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.Nm
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driver provides support for ``logical storage units'' -- simple block
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devices, usually presented by a disk array controller.
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.Sh FILES
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.Bl -tag -width /dev/rcaXXXXX -compact
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.It Pa /dev/lsu Ns Ar u Ns Ar p
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block mode disk unit
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.Ar u ,
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partition
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.Ar p
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.It Pa /dev/rlsu Ns Ar u Ns Ar p
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raw mode disk unit
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.Ar u ,
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partition
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.Ar p
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.Sm off
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.El
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.Sh SEE ALSO
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.Xr intro 4 ,
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.Xr cac 4 ,
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.Xr twe 4
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.Sh AUTHOR
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The
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.Nm
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driver was written by Andrew Doran
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.Aq ad@netbsd.org .
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.Sh HISTORY
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The
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.Nm
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driver first appeared in
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.Nx 1.6 .
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.Sh BUGS
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This driver is in reality a nasty hack intended to reduce code size and
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maintenace overheads.
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