EMC QLogic Installation Guide download pdf (Page 87)

Fibre Channel and FCoE out of kernel driver versions

Installing and Configuring the Linux Host with the QLogic Driver

An example of the console output displayed when modinfo is run on

the

qla2xxx module is as follows:

[root@l82bi205 ~]# modinfo qla2xxx

filename:

/lib/modules/2.6.9-22.ELsmp/kernel/drivers/scsi/qla2xxx/qla2xxx.ko

version: 8.01.06

license: GPL

description: QLogic Fibre Channel HBA Driver

author: QLogic Corporation

parm: ql2xfdmienable:Enables FDMI registratons Default is 0 - no FDMI.

1 - perfom FDMI.

parm: ql2xfwloadbin:Option to enable loading of ISP24xx firmware via the

request_firmware() (hotplug) interface. If enabled, a file, ql2400_fw.bin,

(containing the firmware image) should be hotplug accessible.

parm: extended_error_logging:Option to enable extended error logging,

Default is 0 - no logging. 1 - log errors.

parm: ql2xioctltimeout:IOCTL timeout value in seconds for pass-thur

commands. Default is 66 seconds.

parm: ql2xprocessrscn:Option to enable port RSCN handling via a series

of lessfabric intrusive ADISCs and PLOGIs.

parm: ql2xprocessnotready:Option to disable handling of NOT-READY in the

driver. Default is 1 - Handled by the driver. Set to 0 - Disable the handling

inside the driver

parm: ql2xloginretrycount:Specify an alternate value for the NVRAM login

retry count.

parm: ql2xdoinitscan:Signal mid-layer to perform scan after driver load:

0 -- no signal sent to mid-layer.

parm: ql2xsuspendcount:Number of 6-second suspend iterations to perform

while a target returns a <NOT READY> status. Default is 10 iterations.

parm: Bind:Target persistent binding method: 0 by Portname (default); 1

by PortID; 2 by Nodename.

parm: ConfigRequired:If 1, then only configured devices passed in through

theql2xopts parameter will be presented to the OS

parm: ql2xintrdelaytimer:ZIO: Waiting time for Firmware before it

generates an interrupt to the host to notify completion of request.

parm: ql2xenablezio:Option to enable ZIO:If 1 then enable it otherwise

use the default set in the NVRAM. Default is 0 : disabled

parm: ql2xplogiabsentdevice:Option to enable PLOGI to devices that are

not present after a Fabric scan. This is needed for several broken

switches.Default is 0 - no PLOGI. 1 - perfom PLOGI.

parm: displayConfig:If 1 then display the configuration used in

/etc/modprobe.conf.

parm: ql2xretrycount:Maximum number of mid-layer retries allowed for a

command. Default value is 20,

parm: qlport_down_retry:Maximum number of command retries to a port that

returnsa PORT-DOWN status.

parm: ql2xlogintimeout:Login timeout value in seconds.

parm: ql2xmaxqdepth:Maximum queue depth to report for target devices.

parm: ql2xtgtemul:Enable/Disable target combining emulation.Default : 1

Enable target failover emulation for targets created by lunid matching : 0

Disable target failover emulation

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EMC QLogic Installation Guide Page 87

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