diff options
Diffstat (limited to 'sbin/disklabel/disklabel.8')
| -rw-r--r-- | sbin/disklabel/disklabel.8 | 34 |
1 files changed, 26 insertions, 8 deletions
diff --git a/sbin/disklabel/disklabel.8 b/sbin/disklabel/disklabel.8 index 3b9e1395c3b3..13aa183da191 100644 --- a/sbin/disklabel/disklabel.8 +++ b/sbin/disklabel/disklabel.8 @@ -221,13 +221,17 @@ itself must be provided as the canonical name, i.e. not as a full path name. .Pp PC-based systems have special requirements in order for the BIOS to properly -recognize a FreeBSD disklabel. Older systems may require what is known as a +recognize a +.Fx +disklabel. Older systems may require what is known as a .Dq dangerously dedicated disklabel, which creates a fake DOS partition to work around problems older BIOSes have with modern disk geometries. On newer systems you generally want to create a normal DOS slice using .Ar fdisk -and then create a FreeBSD disklabel within that slice. This is described +and then create a +.Fx +disklabel within that slice. This is described later on in this page. .Pp Installing a new disklabel does not in of itself allow your system to boot @@ -303,7 +307,9 @@ the slice name such as .Pa da0s1 . Making a partition bootable can be tricky. If you are using a normal DOS slice you typically install (or leave) a standard MBR on the base disk and -then install the FreeBSD bootblocks in the slice. +then install the +.Fx +bootblocks in the slice. .Pp .Nm disklabel .Fl B @@ -403,17 +409,25 @@ on architectures like the Alpha, where only a single-stage boot is used). .Pp To initialize a disk from scratch the following sequence is recommended. Please note that this will wipe everything that was previously on the disk, -including any non-FreeBSD slices. +including any +.No non- Ns Fx +slices. .Bl -enum .It Use .Ar fdisk to initialize the DOS partition table, creating a real whole-disk slice to -hold the FreeBSD disklabel, and installing a master boot record. +hold the +.Fx +disklabel, and installing a master boot record. .It Use .Ar disklabel -to initialize a virgin FreeBSD disklabel and install FreeBSD boot blocks . +to initialize a virgin +.Fx +disklabel and install +.Fx +boot blocks. .It Use .Ar disklabel @@ -507,7 +521,9 @@ Flags may be or .Ar badsect . .Ar removable -is set for removable media drives, but no current FreeBSD driver evaluates this +is set for removable media drives, but no current +.Fx +driver evaluates this flag. .Ar ecc is no longer supported; @@ -559,7 +575,9 @@ Display the in-core label for .Pa da0s1 as obtained via .Pa /dev/da0s1 . -When reading a label, FreeBSD will allow you to specify the base disk name +When reading a label, +.Fx +will allow you to specify the base disk name even if the label resides on a slice. However, to be proper you should specify the base disk name only if you are using a .Dq dangerously-dedicated |