1.\" Copyright (C) 1998 Wolfgang Solfrank. 2.\" Copyright (C) 1998 TooLs GmbH. 3.\" All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in the 12.\" documentation and/or other materials provided with the distribution. 13.\" 3. All advertising materials mentioning features or use of this software 14.\" must display the following acknowledgement: 15.\" This product includes software developed by TooLs GmbH. 16.\" 4. The name of TooLs GmbH may not be used to endorse or promote products 17.\" derived from this software without specific prior written permission. 18.\" 19.\" THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR 20.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22.\" IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23.\" SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 24.\" PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 25.\" OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 26.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 27.\" OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 28.\" ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29.\" 30.\" $NetBSD: svhlabel.8,v 1.3 2009/05/13 22:49:48 wiz Exp $ 31.\" 32.Dd February 26, 2007 33.Dt SVHLABEL 8 34.Os 35.Sh NAME 36.Nm svhlabel 37.Nd update disk label from SGI Volume Header 38.Sh SYNOPSIS 39.Nm 40.Op Fl fqrw 41.Ar device 42.Sh DESCRIPTION 43.Nm 44is used to update a 45.Nx 46disk label from the Silicon Graphics Volume Header 47on disks that were previously used on IRIX systems. 48.Pp 49.Nm 50scans the Volume Header contained in the first blocks of the disk 51and generates additional partition entries for the disk from the 52entries found. 53.Pp 54Each Volume Header entry which does not have an equivalent partition 55in the disk label (equivalent in having the same size and offset) is 56added to the first free partition slot in the disk label. 57A free partition slot is defined as one with an 58.Dv fstype 59of 60.Sq Li unused 61and a 62.Dv size 63of zero 64.Pq Sq 0 . 65If there are not enough free slots in the disk label, a warning 66will be issued. 67.Pp 68The raw partition (typically partition 69.Em c , 70but 71.Em d 72on i386 and some other platforms) is left alone during this process. 73.Pp 74By default, the proposed changed disk label will be displayed and no 75disk label update will occur. 76.Pp 77Available options: 78.Pp 79.Bl -tag -width sX 80.It Fl f 81Force an update, even if there has been no change. 82.It Fl q 83Performs operations in a quiet fashion. 84.It Fl r 85In conjunction with 86.Fl w , 87also update the on-disk label. 88You probably do not want to do this. 89.It Fl w 90Update the in-core label if it has been changed. 91.El 92.Sh SEE ALSO 93.Xr disklabel 8 , 94.Xr dkctl 8 , 95.Xr mount_efs 8 , 96.Xr sgivol 8 97.Sh HISTORY 98The 99.Nm 100command appeared in 101.Nx 5.0 . 102