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authordg <dg@FreeBSD.org>1995-01-25 09:18:56 +0000
committerdg <dg@FreeBSD.org>1995-01-25 09:18:56 +0000
commit2871de848d7f8b3dcc6fbba6a080a04e86479e02 (patch)
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parent2c76088f4621ddf401de9d8cecde525a86de9fbc (diff)
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+.Dd October 11, 1993
+.Dt UK 4
+.Os FreeBSD
+.Sh NAME
+.Nm uk
+.Nd scsi user-level driver
+.Sh SYNOPSIS
+.Nm device-driver uk
+.Sh DESCRIPTION
+The
+.Xr uk
+driver provides support for a
+process to address devices on the scsi bus for which there is no configured
+driver.
+.Nm
+devices are numbered in the order they are found.
+.Pp
+A scsi adapter must also be separatly configured into the system
+before this driver makes sense.
+.Pp
+.Sh KERNEL CONFIGURATION
+If an count is given that number of
+.Nm
+devices will be configured into the kernel.
+
+
+.Pp
+.Sh IOCTLS
+The
+.Nm
+driver has no ioctls of it's own but rather acts as a medium for the
+generic
+.Xr scsi 4
+ioctls. These are described in
+.Em sys/scsiio.h.
+
+
+.Sh FILES
+.Bl -tag -width /dev/uk0XXX -compact
+.It Pa /dev/uk[0-255]
+uk{x} is the 'xth'unknown device found.
+.El
+.Sh DIAGNOSTICS
+All
+.Xr scsi 4
+debug ioclts work on
+.Nm
+devices.
+.Sh SEE ALSO
+.Xr sd 4
+.Xr st 4
+.Xr cd 4
+.Xr ch 4
+.Xr su 4
+.Xr scsi 4
+.Sh HISTORY
+The
+.Nm
+driver appeared in 386BSD 0.1
+
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