1. Grab the tw_cli software, as well as the firmware for your RAID card from http://3ware.com/support/download.asp
2. Extract the firmare .zip file with “unzip”, then extract the tw_cli software and make it executable.
[root@vz ~]# tar -xvf tw_cli-linux-x86_64-x.x.x.tgz
#chmod +x tw_cli
3. Then you can update the firmware (this assumes that you’re doing so on the first array)
# ./tw_cli /c0 update fw=/root/prom0006.img
Warning: Updating the firmware can render the device driver and/or
management tools incompatible. Before you update the firmware,
it is recommended that you:
1) Back up your data.
2) Make sure you have a copy of the current firmware image so that
you can roll back, if necessary.
3) Close all applications.
Examining compatibility data from firmware image and /c0 ... Done.
New-Firmware Current-Firmware Current-Driver Current-API
------------------------------------------------------------------------
FE9X 3.08.00.029 FE9X 3.04.00.005 2.26.08.003-2.6.18RH2.06.01.006
Both API and Driver are compatible with the new firmware.
Recommendation: proceed to update.
Given the above recommendation...
Do you want to continue ? Y|N [N]: Y
Downloading the firmware from file /root/prom0006.img ...
4. Finally, reboot to enable the new firmware.