The read me file tells you exactly how to do it, all you need is burn the flash bios iso image to a disk and then another disk with the 512kb bios named bios.bin (add dummy file)
These are the codes for Duox2 chips.they should already be there
0x01d5,"AMD - Am29F080B",0x100000
0x04d5,"FUJITSU - MBM29F080A",0x100000
0xadd5," HYUNDAI - HY29F080",0x100000
The flashbios bank is easier to flash though.