Users Guide

7–Linux Driver Software
Setting Values for Optional Properties
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Setting Values for Optional Properties
Optional properties exist for the different drivers:
 bnx2x Driver Parameters
 bnx2i Driver Parameters
 bnx2fc Driver Parameters
bnx2x Driver Parameters
Parameters for the bnx2x driver are described in the following sections.
disable_tpa
The disable_tpa parameter can be supplied as a command line argument to
disable the Transparent Packet Aggregation (TPA) feature. By default, the driver
aggregates TCP packets. Enter disable_tpa to disable the advanced TPA
feature.
Set the disable_tpa parameter to 1 as shown in the following to disable the
TPA feature on all BCM57xx and BCM57xxx network adapters in the system. You
can also set the parameter in the modprobe.conf file. See the man page for
more information.
insmod bnx2x.ko disable_tpa=1
or
modprobe bnx2x disable_tpa=1
int_mode
The int_mode parameter is used to force using an interrupt mode.
Set the int_mode parameter to 1 to force using the legacy INTx mode on all
BCM57xx and BCM57xxx adapters in the system.
insmod bnx2x.ko int_mode=1
or
modprobe bnx2x int_mode=1
Set the int_mode parameter to 2 to force using MSI mode on all BCM57xx and
BCM57xxx adapters in the system.
insmod bnx2x.ko int_mode=2
or
modprobe bnx2x int_mode=2
Set the int_mode parameter to 3 to force using MSI-X mode on all BCM57xx
and BCM57xxx adapters in the system.