There’s a talk from Kyle Rankin of Final Inc, on using Libreboot. It covers coreboot, Intel ME, Intel AMT, and covers replacing Lenovo X60 and X200 firmware with Libreboot, as well as covering use of Arduino as part of the reflashing solution.
https://twitter.com/lordbaco/status/691711050727702532
http://greenfly.org/talks/security/libreboot.html
https://github.com/bibanon/Coreboot-ThinkPads/wiki/Hardware-Flashing-with-Raspberry-Pi
