By far the easiest way to make a bootable Free DOS USB Stick is using ).Then, after mounting the flash drive, select under distribution Free DOS and your mounted stick.The app will automatically download the image for you and copy it to the drive.
It is designed to flash BIOS/EFI/coreboot/firmware/option ROM images on mainboards, network/graphics/storage controller cards, and various programmer devices. Find out if your motherboard and chipset (internal) is supported by flashrom at this website.
Supported Hardware You can also find out if your hardware is supported by issuing the following command Free DOS a free DOS-compatible operating system, is up to the challenge, no need for proprietary DOS versions.
So, all you need is a bootable floppy disk image with Free DOS kernel on it.
This article aims on providing information on flashing your system BIOS under Linux.
Most manufacturers provide a Windows executable or a BIOS executable that can only be run under Windows.
However, there are a few utilities, that allow you to upgrade your system BIOS under Linux.
Warning: Flashing motherboard BIOS is a dangerous activity that can render your motherboard inoperable!
While the author of this article has successfully run this procedure many times, your mileage may vary. You may want to consider updating microcode instead if it is supported by your system. To use the biosdisk utility to create a BIOS flash image, first download the latest raw BIOS image for your system from your manufacturer's website.
Make sure however, that you always get the BIOS executable and NOT the Windows executable.