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author | ru <ru@FreeBSD.org> | 2004-07-03 18:29:24 +0000 |
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committer | ru <ru@FreeBSD.org> | 2004-07-03 18:29:24 +0000 |
commit | 1cf159866714352fd8d7789b97068220cbb5a1a4 (patch) | |
tree | 5526e5113f4e9589bb734483867453b89a7ca4e6 /share/man/man4/scsi.4 | |
parent | bf15efbfc56854d6fb20bb4ff7801d7549fe2bfd (diff) | |
download | FreeBSD-src-1cf159866714352fd8d7789b97068220cbb5a1a4.zip FreeBSD-src-1cf159866714352fd8d7789b97068220cbb5a1a4.tar.gz |
Mechanically kill hard sentence breaks and double whitespaces.
Diffstat (limited to 'share/man/man4/scsi.4')
-rw-r--r-- | share/man/man4/scsi.4 | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/share/man/man4/scsi.4 b/share/man/man4/scsi.4 index c274bb4..743a036 100644 --- a/share/man/man4/scsi.4 +++ b/share/man/man4/scsi.4 @@ -104,7 +104,8 @@ low disk space or low memory space environments. In most cases, though, this should be enabled, since it speeds the interpretation of .Tn SCSI -error messages. Don't let the "kernel bloat" zealots get to you -- leave +error messages. +Don't let the "kernel bloat" zealots get to you -- leave the sense descriptions in your kernel! .It Dv SCSI_NO_OP_STRINGS This disables text descriptions of each @@ -160,20 +161,27 @@ so they appear as a particular device unit or so that they appear as the next available unused unit. .Pp Units are wired down by setting kernel environment hints. -This is usually done either interactively from the loader, or automatically via the +This is usually done either interactively from the +.Xr loader 8 , +or automatically via the .Pa /boot/device.hints -file. The basic syntax is: +file. +The basic syntax is: .Bd -literal -offset indent hint.device.unit.property="value" .Ed .Pp -Individual scsi bus numbers can be wired down to specific controllers with +Individual +.Nm +bus numbers can be wired down to specific controllers with a config line similar to the following: .Bd -literal -offset indent hint.scbus.0.at="ahd1" .Ed .Pp -This assigns scsi bus number 0 to the +This assigns +.Nm +bus number 0 to the .Em ahd1 driver instance. For controllers supporting more than one bus, a particular bus can be assigned @@ -183,7 +191,9 @@ hint.scbus.0.at="ahc1" hint.scbus.0.bus="1" .Ed .Pp -This assigns scsi bus 0 to the bus 1 instance on +This assigns +.Nm +bus 0 to the bus 1 instance on .Em ahc0 . Peripheral drivers can be wired to a specific bus, target, and lun as so: .Bd -literal -offset indent @@ -228,7 +238,9 @@ some adapters, but is not yet complete for this version of the CAM .Tn SCSI subsystem. .Sh FILES -see other scsi device entries. +see other +.Nm +device entries. .Sh DIAGNOSTICS When the kernel is compiled with options CAMDEBUG, an XPT_DEBUG CCB can be used to enable various amounts of tracing information on any @@ -240,7 +252,8 @@ There are currently four debugging flags that may be turned on: This debugging flag enables general informational printfs for the device or devices in question. .It Dv CAM_DEBUG_TRACE -This debugging flag enables function-level command flow tracing. i.e.\& +This debugging flag enables function-level command flow tracing. +i.e.\& kernel printfs will happen at the entrance and exit of various functions. .It Dv CAM_DEBUG_SUBTRACE This debugging flag enables debugging output internal to various functions. @@ -261,7 +274,8 @@ There aren't many things logged at the level, so it isn't especially useful. The most useful debugging flag is the .Dv CAM_DEBUG_CDB -flag. Users can enable debugging from their kernel config file, by using +flag. +Users can enable debugging from their kernel config file, by using the following kernel config options: .Bl -tag -width CAM_DEBUG_TARGET .It Dv CAMDEBUG @@ -295,7 +309,8 @@ Users may also enable debugging printfs on the fly, if the .Dv CAMDEBUG option is their config file, by using the .Xr camcontrol 8 -utility. See +utility. +See .Xr camcontrol 8 for details. .Sh SEE ALSO |