we have these folders in this repo:
prebuild:
to store header files and libraries for cross compling.
target:
file to build up a root filesystem. there are two subfolders:
1. common: for platform independent files
2. overlay: for platform dependent files
when building rootfs, files in overlay folder will be merged
into common folder.
tools:
bin and scritps for generating rootfs
configs:
we have two types of configuration file:
1. txt: for file list in ramdisk
2. its: for generating itb file