You can create a bootable USB stick from Ubuntu using UNetbootin (from the repository) to install FreeDOS (see http://askubuntu.com/questions/46886/how-to-create-a-bootable-usb-stick-to-flash-a-bios). Booting with this and just executing the autoexec.bat to flash the BIOS worked for me.
You can create a bootable USB stick from Ubuntu using UNetbootin (from the repository) to install FreeDOS (see http:// askubuntu. com/questions/ 46886/how- to-create- a-bootable- usb-stick- to-flash- a-bios). Booting with this and just executing the autoexec.bat to flash the BIOS worked for me.