In this article, I would like to discuss how to flash megaraid firmware in this article. Here we need to upgrade megaraid-sas-9271-4i.
You can download the firmware from their website at
Download the exact firmware depends on your product version and unzip it. You can find the .rom files and readme files for that version.
[root@server ~]# wget http://docs.avagotech.com/docs-and-downloads/raid-controllers/raid-controllers-common-files/23-34-0-0005_SAS_2208_FW_IMAGE_APP_3-460-05-4565.zip
[root@server ~]# unzip 23-34-0-0005_SAS_2208_FW_IMAGE_APP_3-460-05-4565.zip
Using the followig command, you can flash firmware on your machine.
[root@server ~]# MegaCli -adpfwflash -f mr2208fw.rom -a0