To close the topic of closed source code needed to boot C1 board: >The correct link for the OdroidC1 would be this one: >https://github.com/hardkernel/u-boot/tree/odroidc-v2011.03/sd_fuse
>BL1's purpose is to initialize the system enough to continue booting (such >as determining and setting the RAM timing specifications) and therefore >is considered firmware. >http://en.wikipedia.org/wiki/Binary_blob >The term usually refers to a closed-source kernel module loaded into the >kernel of an open source operating system and is usually not applied to >code running outside the >kernel, such as BIOS code, firmware images, >or userland programs.