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authorMike Pechkin <mpech@cvs.openbsd.org>2001-10-05 14:45:55 +0000
committerMike Pechkin <mpech@cvs.openbsd.org>2001-10-05 14:45:55 +0000
commite7d0adf95322ccbac21d361be1700e9edb07eff2 (patch)
tree0a7ba8b2db2a1f697897ee36c97e0c9344da12c9 /share/man/man4/sd.4
parent7ef5a345919c1cba77bdfe5ffcf43dde619dabd4 (diff)
Powered by @mantoya:
o) start new sentence on a new line; o) minor mdoc fixes; millert@ ok Tip of the day: www.mpechismazohist.com
Diffstat (limited to 'share/man/man4/sd.4')
-rw-r--r--share/man/man4/sd.444
1 files changed, 25 insertions, 19 deletions
diff --git a/share/man/man4/sd.4 b/share/man/man4/sd.4
index cd6ef808624..a29e085b8f2 100644
--- a/share/man/man4/sd.4
+++ b/share/man/man4/sd.4
@@ -1,4 +1,4 @@
-.\" $OpenBSD: sd.4,v 1.6 2001/08/03 15:21:16 mpech Exp $
+.\" $OpenBSD: sd.4,v 1.7 2001/10/05 14:45:53 mpech Exp $
.\" $NetBSD: sd.4,v 1.3 1996/10/20 23:15:23 explorer Exp $
.\"
.\" Copyright (c) 1996
@@ -40,8 +40,8 @@ The
.Nm
driver provides support for a
.Tn SCSI
-disk. It allows the disk
-to be divided up into a set of pseudo devices called
+disk.
+It allows the disk to be divided up into a set of pseudo devices called
.Em partitions .
In general the interfaces are similar to those described by
.Xr wd 4 .
@@ -67,7 +67,8 @@ When the
.Tn SCSI
adapter is probed during boot, the
.Tn SCSI
-bus is scanned for devices. Any devices found which answer as
+bus is scanned for devices.
+Any devices found which answer as
.Sq Em Direct
type devices will be attached to the
.Nm
@@ -110,7 +111,8 @@ driver.
.\"respectively.)
On many systems
.Xr disklabel 8
-is used to partition the drive into filesystems. On some systems the
+is used to partition the drive into filesystems.
+On some systems the
.Nx
portion of the disk resides within a native partition, and another
program is used to create the
@@ -119,8 +121,8 @@ portion.
.Pp
For example, the i386 port uses
.Xr fdisk 8
-to partition the disk into a BIOS level partition. This allows sharing
-the disk with other operating systems.
+to partition the disk into a BIOS level partition.
+This allows sharing the disk with other operating systems.
.\"If an uninitialized disk is opened, the slice table will be
.\"initialized with a fictitious
.\".Fx
@@ -143,7 +145,8 @@ The following
.Xr ioctl 2
calls apply to
.Tn SCSI
-disks as well as to other disks. They are defined in the header file
+disks as well as to other disks.
+They are defined in the header file
.Aq Pa disklabel.h .
.Pp
.Bl -tag -width DIOCSDINFO
@@ -154,13 +157,15 @@ disks as well as to other disks. They are defined in the header file
.\"implemented.
.It Dv DIOCGDINFO
Read, from the kernel, the in-core copy of the disklabel for the
-drive. This may be a fictitious disklabel if the drive has never
+drive.
+This may be a fictitious disklabel if the drive has never
been initialized, in which case it will contain information read
from the
.Tn SCSI
inquiry commands.
.It Dv DIOCSDINFO
-Give the driver a new disklabel to use. The driver
+Give the driver a new disklabel to use.
+The driver
.Em will not
write the new
disklabel to the disk.
@@ -168,13 +173,14 @@ disklabel to the disk.
Enable or disable the driver's software
write protect of the disklabel on the disk.
.It Dv DIOCWDINFO
-Give the driver a new disklabel to use. The driver
+Give the driver a new disklabel to use.
+The driver
.Em will
write the new disklabel to the disk.
.It Dv DIOCLOCK
Lock the media cartridge into the device, or unlock a cartridge previously
-locked. Used to prevent user and software eject while the media is in
-use.
+locked.
+Used to prevent user and software eject while the media is in use.
.It Dv DIOCEJECT
Eject the media cartridge from a removable device.
.El
@@ -192,12 +198,12 @@ driver, but only against the
If a removable device is attached to the
.Nm
driver, then the act of changing the media will invalidate the
-disklabel and information held within the kernel. To avoid
-corruption, all accesses to the device will be discarded until there
-are no more open file descriptors referencing the device. During this
-period, all new open attempts will be rejected. When no more open
-file descriptors reference the device, the first next open will load a
-new set of parameters (including disklabel) for the drive.
+disklabel and information held within the kernel.
+To avoid corruption, all accesses to the device will be discarded until there
+are no more open file descriptors referencing the device.
+During this period, all new open attempts will be rejected.
+When no more open file descriptors reference the device, the first next
+open will load a new set of parameters (including disklabel) for the drive.
.Sh FILES
.Bl -tag -width /dev/rsdXXXXX -compact
.It Pa /dev/sd Ns Ar u Ns Ar p