| ISCI(4) | Device Drivers Manual | ISCI(4) |
NAME¶
isci —
Intel C600 Serial Attached SCSI driver
SYNOPSIS¶
To compile this driver into your kernel, place the following lines in your kernel configuration file:device scbus
device isciOr, to load the driver as a module at boot, place the following line in loader.conf(5):
isci_load="YES"
HARDWARE¶
Theisci driver provides support for Intel C600 SAS
controllers.
CONFIGURATION¶
To force legacy interrupts for allisci driver
instances, set the following tunable value in
loader.conf(5):
hw.isci.force_legacy_interrupts=1
DEBUGGING¶
To enable debugging prints from theisci driver, set the
hw.isci.debug_level
variable to a value between 1 and 4 in loader.conf(5).
The hardware layer in the isci driver has
extensive logging capabilities which are disabled by default for performance
reasons. These can be enabled by adding
options ISCI_LOGGING
to the kernel configuration file.
SEE ALSO¶
cd(4), ch(4), da(4), pci(4), sa(4), scsi(4)HISTORY¶
Theisci driver first appeared in
FreeBSD 8.3 and 9.1.
AUTHORS¶
Theisci driver was developed by Intel and originally
written by Jim Harris
<jimharris@FreeBSD.org>
with contributions from Sohaib Ahsan and input from
Scott Long
<scottl@FreeBSD.org>.
This man page was written by Jim Harris <jimharris@FreeBSD.org>.
| January 23, 2012 | Linux 4.9.0-9-amd64 |