Case study

Samsung Galaxy Book4 Edge: reconstructing EC communication for Linux

Samsung Galaxy Book4 Edge Linux Research & Support investigates the ENE KB9058 embedded controller and its I2C mailbox communication. The author describes static analysis of the ARM64 EC2.sys driver and provides EC probing scripts, protocol notes and a Linux battery module for the laptop.

Targets: Binary · Protocol
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-08

Stars: 80
Last commit: 2026-08-17
Language: Python
License (GitHub): GPL-2.0

GitHub data as of 2026-11-09

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Requirements & limits

Prerequisites: Samsung Galaxy Book4 Edge hardware is the target.
Limits: The software is experimental; keyboard, touchpad and fan support are partial, while speakers, GPU and camera/fingerprint support are listed as broken.
License: The repository licence file is GPL-2.0; the README identifies MIT terms for tools and documentation where applicable.

Cite

BibTeX

@misc{galaxy-book4-edge-ec-case,
  title = {{Samsung Galaxy Book4 Edge: reconstructing EC communication for Linux}},
  howpublished = {\url{https://github.com/Saddytech/Galaxy-Book4-Edge-linux}},
  url = {https://github.com/Saddytech/Galaxy-Book4-Edge-linux},
  urldate = {2026-11-08},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/galaxy-book4-edge-ec-case/}}
}

Plain text

Samsung Galaxy Book4 Edge: reconstructing EC communication for Linux. https://github.com/Saddytech/Galaxy-Book4-Edge-linux (accessed 2026-11-08). Awesome REA entry: https://awesomerea.org/resources/galaxy-book4-edge-ec-case/

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About this entry

The description was reviewed against primary sources.

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Primary sources

docs/timeline/12-EC-REVERSE-ENGINEERING.md GitHub · Saddytech/Galaxy-Book4-Edge-linux · Revision 1c7b0ce
README.md GitHub · Saddytech/Galaxy-Book4-Edge-linux · Revision 1c7b0ce