Red Hat® Enterprise Linux OS 6.x
To install the LSI MegaRAID controller driver when installing Red Hat® Enterprise OS:
1.Boot the system from the Red Hat® OS installation CD.
2.Press <Tab> to edit options.
3.While booting from DVD, press <ESC> to give the third party driver. Enter the following command at the boot: Linux dd blacklist=isci blacklist=ahci nodmraid, then press <ENTER>.