OK, go here:
http://www.bootdisk.com
download the DRDOS bootdisk that is mentioned as being for bios flashing. Execute the file, and insert floppy. After it is finished, copy the unpacked awdflash utility to the disk. Copy the unpacked .bin file to the disk.
Shut down and power off M585 system, put floppy in the floppy drive. Power on.
type
DIR
and the Enter key. Carefully look how the awdflash and .bin files are named.
now type the names of the files after eachother and hit the Enter key.