Decription of tools ------------------- mkfs.jff2 A tool to create a Jffs2 image file. For more details here http://sourceware.org/jffs2/ mkimage create a Linux kernal image file suitable for loading by U-Boot. mkimage is part of U-Boot. module-init-tools-3.2.tar.gz utilities used by Linux systems to load and manage kernel modules. Take a look at here https://modules.wiki.kernel.org/index.php/Main_Page SAM-BA Programming AT91 based boards with ISP(In System Programming).