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author | dg <dg@FreeBSD.org> | 1995-01-25 09:18:56 +0000 |
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committer | dg <dg@FreeBSD.org> | 1995-01-25 09:18:56 +0000 |
commit | 2871de848d7f8b3dcc6fbba6a080a04e86479e02 (patch) | |
tree | 3e44c2eda318f56905393229154d72bc013e0ed5 /share/man/man4/su.4 | |
parent | 2c76088f4621ddf401de9d8cecde525a86de9fbc (diff) | |
download | FreeBSD-src-2871de848d7f8b3dcc6fbba6a080a04e86479e02.zip FreeBSD-src-2871de848d7f8b3dcc6fbba6a080a04e86479e02.tar.gz |
Added more missing manual pages from 1.1.5.
Diffstat (limited to 'share/man/man4/su.4')
-rw-r--r-- | share/man/man4/su.4 | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/share/man/man4/su.4 b/share/man/man4/su.4 new file mode 100644 index 0000000..1d958b0 --- /dev/null +++ b/share/man/man4/su.4 @@ -0,0 +1,57 @@ +.Dd August 27, 1993 +.Dt SU 4 +.Os FreeBSD +.Sh NAME +.Nm su +.Nd scsi user-level driver +.Sh SYNOPSIS +.Nm device-driver su +.Sh DESCRIPTION +The +.Xr su +driver provides support for a +process to address arbitrary locations on the scsi bus. Minor +numbers are mapped 1:1 to bus:target:lun. The lowest three bits being LUN +and the next three bits being TARGET. Remaining bits are the bus number. +.Pp +A scsi adapter must also be separatly configured into the system +before this driver makes sense. +.Pp +.Sh THE SU DEVICE IS NOT COMPLETED YET +.Sh KERNEL CONFIGURATION +There are no configuration parameters for the su option. It'e either there +or it's not. + +.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/su0-0-0XXXXXXXXXXX -compact +.It Pa /dev/su[0-9]-[0-7]-[0-7] +su{x}-{y}-{z} is the su device for the device at bus x, target y, lun z +.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 uk 4 +.Xr scsi 4 +.Sh HISTORY +The +.Nm +driver appeared in 386BSD 0.1 + |