M2N SLI Deluxe AM3 support for bios 1804

Hi

Is there someone who could help in adding the AM3 support to the 1804 bios of the Asus M2N SLI Deluxe? On the forum there is just the 1802, that is no more official now.

http://dlcdnet.asus.com/pub/ASUS/mb/sock...E_1804.zip

Would it be feasible to add the SLIC 2.1 too?

Thanks.
Abadir_82