Booting Android: bootloaders, fastboot and boot images - sharmasadhna/mylearnings GitHub Wiki
https://www.slideshare.net/chrissimmonds/android-bootslides20
root/: root file system (including init, init.rc). Mounted at /.
ramdisk.img: ramdisk image generated from "root/". Not used directly
boot-imx6q.img: composite image for i.MX 6Dual/6Quad SABRE-SD, which includes the kernel zImage, ramdisk, dtbs, and boot parameters
Default android behaviour is to generate all ramdisk.img, boot.img, system.img, vendor.img etc.. in out
We can build kernel seperately (make inside kernel directory) and boot.img (make bootimage)
IMX6 : To create storage partitions, use MFGTool