diff options
Diffstat (limited to 'sbin/disklabel/disklabel.8')
| -rw-r--r-- | sbin/disklabel/disklabel.8 | 66 |
1 files changed, 33 insertions, 33 deletions
diff --git a/sbin/disklabel/disklabel.8 b/sbin/disklabel/disklabel.8 index 8c7e69d4e06ee..8432686e8c8a5 100644 --- a/sbin/disklabel/disklabel.8 +++ b/sbin/disklabel/disklabel.8 @@ -118,7 +118,7 @@ is described under each command. .Pp .Ss Disk device name .Pp -All +All .Nm forms require a disk device name, which should always be the raw device name representing the disk or slice. For example @@ -142,7 +142,7 @@ will automatically prepend it. .Ss Reading the disk label .Pp To examine or save the label on a disk drive, use -.Nm +.Nm without options: .Pp .Nm @@ -163,7 +163,7 @@ if the disk has no label, or the partition types on the disk are incorrect, the kernel may have constructed or modified the label. If the .Fl r -flag is given, +flag is given, .Nm reads the label from the raw disk and displays it. Both versions are usually identical except in the case where a label has not yet been initialized or @@ -355,7 +355,7 @@ You should never use this command on a base disk unless you intend to create a .Dq dangerously-dedicated disk, such as .Ar da0 . -This command is typically run on a slice such as +This command is typically run on a slice such as .Ar da0s1 . .Pp .Nm @@ -371,7 +371,7 @@ This command is typically run on a slice such as .Pp This form corresponds to the .Dq write label -command described above. +command described above. In addition to writing a new volume label, it also installs the bootstrap. If run on a base disk this command will create a .Dq dangerously-dedicated @@ -394,7 +394,7 @@ disklabel that would have been written will be printed to stdout. .Pp This form corresponds to the .Dq restore label -command described above. +command described above. In addition to restoring the volume label, it also installs the bootstrap. If run on a base disk this command will create a .Dq dangerously-dedicated @@ -416,7 +416,7 @@ Specify the names explicitly with the .Fl b and .Fl s -flags. +flags. .Fl b indicates the primary boot program and .Fl s @@ -427,11 +427,11 @@ If the .Fl b and .Fl s -flags are not specified, but +flags are not specified, but .Ar disktype -was specified, the names of the programs are taken from the +was specified, the names of the programs are taken from the .Dq b0 -and +and .Dq b1 parameters of the .Xr disktab 5 @@ -475,7 +475,7 @@ to edit your newly created label, adding appropriate partitions. Finally newfs the filesystem partitions you created in the label. A typical disklabel partitioning scheme would be to have an .Dq a -partition +partition of approximately 128MB to hold the root filesystem, a .Dq b partition for @@ -520,7 +520,7 @@ label. The format is: # /dev/da1c: type: SCSI disk: da0s1 -label: +label: flags: bytes/sector: 512 sectors/track: 51 @@ -534,7 +534,7 @@ trackskew: 0 cylinderskew: 0 headswitch: 0 # milliseconds track-to-track seek: 0 # milliseconds -drivedata: 0 +drivedata: 0 8 partitions: # size offset fstype [fsize bsize bps/cpg] @@ -555,7 +555,7 @@ option when writing a label. .It Nm flags Flags may be .Ar removable , -.Ar ecc +.Ar ecc or .Ar badsect . .Ar removable @@ -564,7 +564,7 @@ is set for removable media drives, but no current driver evaluates this flag. .Ar ecc -is no longer supported; +is no longer supported; .Ar badsect specifies that the drive can perform bad sector remapping. .It Nm sectors/unit @@ -652,7 +652,7 @@ use. See the definitions starting with .Dv FS_UNUSED in -.Pa /usr/include/sys/disklabel.h +.Pa /usr/include/sys/disklabel.h for more details. .It fsize For @@ -679,7 +679,7 @@ cylinder boundary. .Sh EXAMPLES .Dl disklabel da0 .Pp -Display the in-core label for +Display the in-core label for .Pa da0s1 as obtained via .Pa /dev/da0s1 . @@ -693,7 +693,7 @@ label. Normally you specify the slice. .Pp .Dl disklabel da0s1 > savedlabel .Pp -Save the in-core label for +Save the in-core label for .Pa da0s1 into the file .Pa savedlabel . @@ -703,7 +703,7 @@ flag to restore the label at a later date. .Pp .Dl disklabel -w -r /dev/da0s1 da2212 foo .Pp -Create a label for +Create a label for .Pa da0s1 based on information for .Dq da2212 @@ -713,28 +713,28 @@ Any existing bootstrap code will be clobbered. .Pp .Dl disklabel -e -r da0s1 .Pp -Read the on-disk label for +Read the on-disk label for .Pa da0s1 , edit it and reinstall in-core as well as on-disk. Existing bootstrap code is unaffected. .Pp .Dl disklabel -e -r -n da0s1 .Pp -Read the on-disk label for +Read the on-disk label for .Pa da0s1 , edit it, and display what the new label would be (in sectors). It does NOT install the new label either in-core or on-disk. .Pp .Dl disklabel -r -w da0s1 auto .Pp -Try to auto-detect the required information from +Try to auto-detect the required information from .Pa da0s1 , and write a new label to the disk. Use another disklabel -e command to edit the partitioning and file system information. .Pp .Dl disklabel -R da0s1 savedlabel .Pp -Restore the on-disk and in-core label for +Restore the on-disk and in-core label for .Pa da0s1 from information in .Pa savedlabel . @@ -742,7 +742,7 @@ Existing bootstrap code is unaffected. .Pp .Dl disklabel -R -n da0s1 label_layout .Pp -Display what the label would be for +Display what the label would be for .Pa da0s1 using the partition layout in .Pa label_layout . @@ -755,7 +755,7 @@ partition sizes. .Pp .Dl disklabel -B da0s1 .Pp -Install a new bootstrap on +Install a new bootstrap on .Pa da0s1 . The boot code comes from .Pa /boot/boot1 @@ -801,7 +801,7 @@ which could be used as a source file for # /dev/ad0s1c: type: ESDI disk: ad0s1 -label: +label: flags: bytes/sector: 512 sectors/track: 63 @@ -815,16 +815,16 @@ trackskew: 0 cylinderskew: 0 headswitch: 0 # milliseconds track-to-track seek: 0 # milliseconds -drivedata: 0 +drivedata: 0 8 partitions: # size offset fstype [fsize bsize bps/cpg] a: 400M 0 4.2BSD 4096 16384 75 # (Cyl. 0 - 812*) - b: 1G * swap - c: * * unused - e: 204800 * 4.2BSD - f: 5g * 4.2BSD - g: * * 4.2BSD + b: 1G * swap + c: * * unused + e: 204800 * 4.2BSD + f: 5g * 4.2BSD + g: * * 4.2BSD .Ed .Sh SEE ALSO .Xr ccd 4 , @@ -837,7 +837,7 @@ drivedata: 0 The kernel device drivers will not allow the size of a disk partition to be decreased or the offset of a partition to be changed while it is open. Some device drivers create a label containing only a single large partition -if a disk is unlabeled; thus, the label must be written to the +if a disk is unlabeled; thus, the label must be written to the .Dq a partition of the disk while it is open. This sometimes requires the desired label to be set in two steps, the first one creating at least one other |