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authorDouglas Gilbert <dgilbert@interlog.com>2011-02-26 02:23:57 +0000
committerDouglas Gilbert <dgilbert@interlog.com>2011-02-26 02:23:57 +0000
commite799fe295d63afc833110ab4c41af9f6d559b739 (patch)
treef6dc5b43a3c6765567f739cf8db3856ff3e87ae4 /README.freebsd
parentda41e7fce69a8a53331def327556b9bc398c3091 (diff)
downloadsg3_utils-e799fe295d63afc833110ab4c41af9f6d559b739.tar.gz
sg_raw: exit status corrections
git-svn-id: https://svn.bingwo.ca/repos/sg3_utils/trunk@388 6180dd3e-e324-4e3e-922d-17de1ae2f315
Diffstat (limited to 'README.freebsd')
-rw-r--r--README.freebsd17
1 files changed, 15 insertions, 2 deletions
diff --git a/README.freebsd b/README.freebsd
index 401a607c..557902bd 100644
--- a/README.freebsd
+++ b/README.freebsd
@@ -78,6 +78,11 @@ In FreeBSD disks have block names like '/dev/da0' with a corresponding
pass-through device name like '/dev/pass0'. Use this command
"camcontrol devlist" to see that SCSI devices available.
+kFreeBSD
+========
+sg3_utils can be built into a Debian package for kFreeBSD using the
+./build_debian.sh script in the top level directory. This has been tested
+with Debian 6.0 release.
Details
=======
@@ -99,10 +104,18 @@ viewed with the "camcontrol devlist" command. To access ATAPI devices (e.g.
ATAPI DVD drives) the kernel may need to be configured with the "atapicam"
device.
-FreeBSD 8.0 is the most recent version of FreeBSD tested with these
+Attempts to send SCSI commands with data-in or data-out buffers around 64 KB
+and larger failed on a FreeBSD 7.0 with an "argument list too long" error
+message. There is an associated kernel message (viewable with dmesg) that an
+attempt has been made to map <n> bytes which is greater than
+DFLTPHYS(65536). Still a problem in FreeBSD 8.1 . Due to CAM overhead the
+largest power of 2 that can fit through with one command is 32768 bytes (32
+KB).
+
+FreeBSD 8.1 is the most recent version of FreeBSD tested with these
utilities.
Doug Gilbert
-5th December 2010
+25th February 2011