View source for Aria Ti am335x Bootup Sequence

An Aria am335x (Ti AM335X) can boot with different sources, but the chip follows a boot up sequence as follows: (a typical Linux SD card boot up) 


#Boot ROM (Code Burned in Chip, unchangeable)
#U-Boot (file: MLO, file:u-boot.img)
#Linux Kernel (uImage)
#Rootfs (/sbin/init)


==Boot ROM==
Boot ROM is a piece of code inside AM335x chip, and its purpose is to read software code based on the settings of boot sequence selector. 

==U-Boot==
U-Boot is first software code AM335x boots with, and it does basic hardware (RAM, flash storage, Networking) initialisation and used to set up parameters for Linux Kernel to boot up.

==Linux Kernel==
Linux Kernel handles the core features of a Linux system, as well as other drivers initiation which later being used by user space programs

==Rootfs==
A Rootfs can be either your custom built rootfs, an armhf ubuntu or Android images.