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edf0e5b3f8
man pages up to mdoc guidelines and fix some minor formatting glitches. Also fixed a number of man pages to not abuse the .Xr macro to display functions and path names and a lot of other junk.
58 lines
1.1 KiB
Groff
58 lines
1.1 KiB
Groff
.Dd August 27, 1993
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.Dt SU 4
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.Os FreeBSD
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.Sh NAME
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.Nm su
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.Nd scsi user-level driver
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.Sh SYNOPSIS
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.Nm device-driver su
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.Sh DESCRIPTION
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The
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.Nm su
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driver provides support for a
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process to address arbitrary locations on the scsi bus. Minor
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numbers are mapped 1:1 to bus:target:lun. The lowest three bits being LUN
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and the next three bits being TARGET. Remaining bits are the bus number.
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.Pp
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A scsi adapter must also be separately configured into the system
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before this driver makes sense.
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.Pp
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.Sh THE SU DEVICE IS NOT COMPLETED YET
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.Sh KERNEL CONFIGURATION
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There are no configuration parameters for the su option. It'e either there
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or it's not.
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.Pp
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.Sh IOCTLS
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The
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.Nm
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driver has no ioctls of it's own but rather acts as a medium for the
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generic
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.Xr scsi 4
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ioctls. These are described in
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.Em sys/scsiio.h.
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.Sh FILES
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.Bl -tag -width /dev/su0-0-0XXXXXXXXXXX -compact
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.It Pa /dev/su[0-9]-[0-7]-[0-7]
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su{x}-{y}-{z} is the su device for the device at bus x, target y, lun z
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.El
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.Sh DIAGNOSTICS
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All
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.Xr scsi 4
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debug ioctls work on
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.Nm
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devices.
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.Sh SEE ALSO
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.Xr sd 4
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.Xr st 4
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.Xr cd 4
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.Xr uk 4
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.Xr scsi 4
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.Sh HISTORY
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The
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.Nm
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driver appeared in 386BSD 0.1
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