EFI Boot Guard from Siemens

EFI Boot Guard

Simple UEFI boot loader with support for safely switching between current and updated partition sets. A bootloader based on UEFI. Provides the following functionality:

* Arm a hardware watchdog prior to loading an OS
* Provides a simple update mechanism with fail-save algorithm

The following watchdog drivers are implemented: Intel Quark, Intel TCO, and Intel i6300esb.

https://github.com/siemens/efibootguard