Users Guide

3–Driver Installation
Installing Linux Driver Software
16 AH0054602-00 M
Linux Driver Operation Defaults
Table 3-3 lists the qed and qede Linux driver operation defaults.
Linux Driver Messages
To set the Linux driver message detail level, issue one of the following
commands:
 ethtool -s <interface> msglvl <value>
 modprobe qede debug=<value>
Where
<value> represents bits 0–15, which are standard Linux networking
values, and bits 16 and greater are driver-specific.
Statistics
To view detailed statistics and configuration information, use the ethtool utility.
See the ethtool man page for more information.
Importing a Public Key for Secure Boot
Linux drivers require that you import and enroll the QLogic public key to load the
drivers in a Secure Boot environment. Before you begin, ensure that your server
supports Secure Boot. This section provides two methods for importing and
enrolling the public key.
Table 3-3. Linux Driver Operation Defaults
Operation qed Driver Default qede Driver Default
Speed Auto-negotiation with speed
advertised
Auto-negotiation with speed
advertised
MSI/MSI-X Enabled Enabled
Flow Control — Auto-negotiation with RX and
TX advertised
MTU — 1500 (range is 46–9600)
Rx Ring Size — 1000
Tx Ring Size — 4078 (range is 128–8191)
Coalesce Rx Microseconds — 24 (range is 0–255)
Coalesce Tx Microseconds —48
TSO — Enabled