The wiki is being retired!
Documentation is now handled by the same processes we use for code: Add something to the Documentation/ directory in the coreboot repo, and it will be rendered to https://doc.coreboot.org/. Contributions welcome!
SF100 is a High Speed programmer which used to update the SPI Flash which is the main chip type used by the latest BIOS chip. The programmer is easily controlled by USB bus.
Dediprog provide the USB software tool chain under windows. The latest software can be downloaded from. The tool chain support two interfaces.
- Engineering Graphic User Interface
- Command line interface
basic usages about command line interface:
- read chip and save it into file "biosimage.bin"
dpcmd -r "C:\biosimage.bin"
- erase and program biosimage.bin into the flash
dpcmd -u biosimage.bin
Flashrom now support dediprog SF100 pretty well. use the parameter -p dediprog to force flashrom to use SF100. Example:
flashrom -p dediprog -r biosimage.rom
More manual about flashrom can be found at