I'm writing from a limited perspective, so constructive criticism appreciated. In this thread, I'm recording some thoughts about how the OS gets from files into the memory of various boards, and what might make this more unified and easier and/or more flexible. Current U-boot My knowledge comes from the mvebu64 and rockchip64 families.  At this time, the board boot process starts from code in the processor that attempts to find u-boot, and u-boot runs a script from its environment that