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author | Stephen M. Cameron <scameron@beardog.cce.hp.com> | 2010-05-27 22:14:34 +0200 |
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committer | James Bottomley <James.Bottomley@suse.de> | 2010-07-27 19:01:17 +0200 |
commit | d28ce020fb0ef9254fc9e0bd07f5898c69af9f7d (patch) | |
tree | 00e0cc4b764b2ff928f999755001ffc931a6ea08 /Documentation/scsi/hpsa.txt | |
parent | [SCSI] hpsa: Add hpsa.txt to Documentation/scsi (diff) | |
download | linux-d28ce020fb0ef9254fc9e0bd07f5898c69af9f7d.tar.xz linux-d28ce020fb0ef9254fc9e0bd07f5898c69af9f7d.zip |
[SCSI] hpsa: expose controller firmware revision via /sys.
Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'Documentation/scsi/hpsa.txt')
-rw-r--r-- | Documentation/scsi/hpsa.txt | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/scsi/hpsa.txt b/Documentation/scsi/hpsa.txt index 4055657340a2..dca658362cbf 100644 --- a/Documentation/scsi/hpsa.txt +++ b/Documentation/scsi/hpsa.txt @@ -38,6 +38,7 @@ HPSA specific entries in /sys ------------------------------ /sys/class/scsi_host/host*/rescan + /sys/class/scsi_host/host*/firmware_revision the host "rescan" attribute is a write only attribute. Writing to this attribute will cause the driver to scan for new, changed, or removed devices @@ -48,6 +49,12 @@ HPSA specific entries in /sys normally have to use this. It may be useful when hot plugging devices like tape drives, or entire storage boxes containing pre-configured logical drives. + The "firmware_revision" attribute contains the firmware version of the Smart Array. + For example: + + root@host:/sys/class/scsi_host/host4# cat firmware_revision + 7.14 + HPSA specific disk attributes: ------------------------------ |