Improve formatting.
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.\" $NetBSD: dkctl.8,v 1.14 2004/09/25 04:00:49 snj Exp $
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.\" $NetBSD: dkctl.8,v 1.15 2004/09/25 12:44:25 wiz Exp $
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.\"
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.\"
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.\" Copyright 2002 Wasabi Systems, Inc.
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.\" Copyright 2002 Wasabi Systems, Inc.
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.\" All rights reserved.
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.\" All rights reserved.
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@ -38,15 +38,12 @@
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.Os
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.Os
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.Sh NAME
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.Sh NAME
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.Nm dkctl
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.Nm dkctl
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.Nd a program to manipulate disks
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.Nd program to manipulate disks
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.Sh SYNOPSIS
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.Sh SYNOPSIS
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.Nm
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.Nm
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.Ar device
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.Ar device
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.Ar command
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.Ar command
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.Oo
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.Op Ar arg Op ...
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.Ar arg Oo ...
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.Oc
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.Oc
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.Sh DESCRIPTION
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.Sh DESCRIPTION
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.Nm
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.Nm
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allows a user or system administrator to manipulate and configure disks
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allows a user or system administrator to manipulate and configure disks
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@ -55,18 +52,13 @@ It is used by specifying a disk to manipulate, the command
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to perform, and any arguments the command may require.
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to perform, and any arguments the command may require.
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.Sh COMMANDS
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.Sh COMMANDS
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The following commands are supported:
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The following commands are supported:
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.Pp
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.Bl -tag -width XgetwedgeinfoX
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.Nm getcache
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.It Ic getcache
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.Pp
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Get and display the cache enables for the specified device.
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Get and display the cache enables for the specified device.
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.Pp
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.It Ic setcache Ar none | r | w | rw Op Ar save
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.Nm setcache
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.Ar none | r | w | rw
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.Op Ar save
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.Pp
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Set the cache enables for the specified device.
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Set the cache enables for the specified device.
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The enables are as follows:
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The enables are as follows:
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.Bl -tag -width indent
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.Bl -tag -offset indent -width XsaveX
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.It none
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.It none
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Disable all caches on the disk.
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Disable all caches on the disk.
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.It r
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.It r
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@ -79,10 +71,7 @@ Enable both the read and write caches on the disk.
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If specified, and the cache enables are savable, saves the cache
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If specified, and the cache enables are savable, saves the cache
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enables in the disk's non-volatile parameter storage.
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enables in the disk's non-volatile parameter storage.
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.El
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.El
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.Pp
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.It Ic synccache Op Ar force
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.Nm synccache
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.Op Ar force
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.Pp
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Causes the cache on the disk to be synchronized, flushing all dirty
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Causes the cache on the disk to be synchronized, flushing all dirty
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write cache blocks to the media.
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write cache blocks to the media.
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If
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If
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@ -90,10 +79,7 @@ If
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is specified, the cache synchronization command will be issued even
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is specified, the cache synchronization command will be issued even
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if the kernel does not believe that there are any dirty cache blocks
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if the kernel does not believe that there are any dirty cache blocks
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in the disk's cache.
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in the disk's cache.
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.Pp
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.It Ic keeplabel Op Ar yes | no
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.Nm keeplabel
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.Op Ar yes | no
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.Pp
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Specify to keep or drop the in-core disklabel on the last close of
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Specify to keep or drop the in-core disklabel on the last close of
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the disk device.
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the disk device.
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(Keep if
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(Keep if
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@ -101,15 +87,14 @@ the disk device.
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is specified, drop if
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is specified, drop if
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.Ar no
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.Ar no
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is specified.)
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is specified.)
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.Pp
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.It Ic badsector Ar flush | list | retry
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.Nm badsector
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Used for managing the kernel's bad sector list for
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.Ar flush | list | retry
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.Xr wd 4
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.Pp
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devices.
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Used for managing the kernel's bad sector list for wd* devices.
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The software bad sector list is only maintained if the option
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The software bad sector list is only maintained if the option
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.Dq WD_SOFTBADSECT
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.Dq WD_SOFTBADSECT
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was specified on kernel configuration.
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was specified on kernel configuration.
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.Bl -tag -width indent
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.Bl -tag -width XflushX -offset indent
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.It flush
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.It flush
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Clears the in kernel list of bad sectors.
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Clears the in kernel list of bad sectors.
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.It list
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.It list
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@ -121,15 +106,9 @@ This option
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.Em can only
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.Em can only
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be used with character devices.
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be used with character devices.
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.El
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.El
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.Pp
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.It Ic addwedge Ar name Ar startblk Ar blkcnt Ar ptype
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.Nm addwedge
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.Ar name
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.Ar startblk
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.Ar blkcnt
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.Ar ptype
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.Pp
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Define a
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Define a
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.Sq wedge
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.Dq wedge
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on the specified disk starting at block number
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on the specified disk starting at block number
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.Ar startblk
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.Ar startblk
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and spanning
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and spanning
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@ -144,21 +123,15 @@ displayed after the wedge has been successfully created.
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See
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See
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.Xr dk 4
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.Xr dk 4
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for more information about disk wedges.
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for more information about disk wedges.
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.Pp
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.It Ic delwedge Ar dk
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.Nm delwedge
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.Ar dk
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.Pp
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Delete the wedge specified by its device name
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Delete the wedge specified by its device name
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.Ar dk
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.Ar dk
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from the specified disk.
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from the specified disk.
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.Pp
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.It Ic getwedgeinfo
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.Nm getwedgeinfo
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.Pp
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Display information about the specified disk wedge.
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Display information about the specified disk wedge.
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.Pp
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.It Ic listwedges
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.Nm listwedges
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.Pp
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List all of the wedges configured on the specified disk.
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List all of the wedges configured on the specified disk.
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.El
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.Sh SEE ALSO
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.Sh SEE ALSO
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.Xr ioctl 2 ,
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.Xr ioctl 2 ,
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.Xr dk 4 ,
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.Xr dk 4 ,
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@ -175,4 +148,6 @@ command first appeared in
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.Sh AUTHORS
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.Sh AUTHORS
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The
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The
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.Nm
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.Nm
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command was written by Jason R. Thorpe of Wasabi Systems, Inc.
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command was written by
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.An Jason R. Thorpe
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of Wasabi Systems, Inc.
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