====U-Boot SPL====
TBD
====FSBL(BELK version up to 3.0.2, BXELK version up to 1.0.1)====
The first stage bootloader is loaded by the internal bootrom during the boot process. FSBL is run to set up the PS and load the second stage bootloader (U-Boot). The FSBL must be created using the Xilinx development tools and must be stored into the boot memory.
===Second stage bootloader: U-Boot===
U-Boot is a very powerful boot loader and it became the "de facto" standard on non-x86 embedded platforms. The main tasks performed by U-Boot are: