NetBSD/share/man/man4/ld.4

.\"	$NetBSD: ld.4,v 1.12 2003/06/27 18:35:08 wiz Exp $
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.\" by Andrew Doran.
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.Dd April 26, 2002
.Dt LD 4
.Os
.Sh NAME
.Nm ld
.Nd logical disk driver
.Sh SYNOPSIS
.Cd "ld* at aac? unit ?"
.Cd "ld* at amr? unit ?"
.Cd "ld* at cac? unit ?"
.Cd "ld* at icp? unit ?"
.Cd "ld* at iop? tid ?"
.Cd "ld* at mlx? unit ?"
.Cd "ld* at twe? unit ?"
.Sh DESCRIPTION
The
.Nm
driver provides support for simple block devices, usually presented by a disk
array controller.
.Sh FILES
.Bl -tag -width /dev/rcaXXXXX -compact
.It Pa /dev/ld Ns Ar u Ns Ar p
block mode disk unit
.Ar u ,
partition
.Ar p
.It Pa /dev/rld Ns Ar u Ns Ar p
raw mode disk unit
.Ar u ,
partition
.Ar p
.El
.Sh SEE ALSO
.Xr aac 4 ,
.Xr amr 4 ,
.Xr cac 4 ,
.Xr icp 4 ,
.Xr intro 4 ,
.Xr iop 4 ,
.Xr mlx 4 ,
.Xr twe 4
.Sh HISTORY
The
.Nm
driver first appeared in
.Nx 1.5.3 .
.Sh AUTHORS
The
.Nm
driver was written by
.An Andrew Doran
.Aq ad@NetBSD.org .
.Sh BUGS
This driver is in reality a kludge intended to reduce code size and
maintenance overheads.
.Pp
The capacity and geometry of units as accessed through the
.Nm
driver may be different than when accessed through some other
medium (e.g.
.Tn SCSI ) .