Extract embedded VBIOS from (almost) any BIOS Update
AGPL-3.0 License
This tool attempts to extract a VBIOS from a bios update Laptops with NVIDIA Optimus graphics often have the dGPU VBIOS integrated in their system BIOS, this makes extracting the VBIOS a complicated process. Provided you have a BIOS Update for your laptop, this tool might be able to automagically extract all available VBIOS from it.
new_engine
)
Some dependencies might not offer a package for your linux distribution (like UEFIDump and rom-parser). The binaries can be placed in ./3rdparty
to avoid having to install them.
bundle install --path=vendor/bundle
to install the required ruby modules (once)
./vbiosfinder extract /path/to/bios_update.exe
to attempt an extraction./tmp-vbiosfinder
which can be removed inbetween runs./output
Lenovo y50-70
note: if your device isn't listed here, feel free to try this tool and report your results!
Q: There are no files in ./output
after running the tool!
A: It's very possible that VBiosFinder can't extract your type of BIOS update right now. Feel free to open an issue with a link to your bios update and the program output you get!
This project, initially authored by Robin Broda, is licensed under the GNU Affero General Public License v3
A copy of the license is available in LICENSE.txt