AllWinner: U-Boot Script

Edit Script.bin

Download and build sunxi tools

   git clone https://github.com/linux-sunxi/sunxi-tools.git
   cd sunxi-tools/
   make bin2fex

Copy script.bin to directory and decompile it.

   cp /boot/script.bin ./
   ./bin2fex script.bin >> script.fex

Edit script file as needed.

   vim script.fex

Compile script.bin and reboot.

   ./sunxi-fexc script.fex > /boot/script.bin
   reboot