[Q] LG E975: build CM 12 - heap of questions topic

Greetings to all!

In general there is device LG E975, collect for it Cyanogenmod 12.
Questions:

1. There is a folder vendor/device/lge/e975 (from it all is copied in/system), resources after a command make are replaced on standard, for example/system/bin/dhcpcd. How to correct?


2. At usage make-jx all files are compiled in system.img instead of cm12/out/target/product/e975/system, because of it there is no possibility to correct resources. How it too to correct? The block assembly is disconnected in makefile.


3. Than differs make otapackage from make updatepackage?


4. What drivers and libraries are responsible for the camera in LG E975?


5. We admit there is other kernel, want to replace it with the where what to correct that kernel Solid_Kernel instead of a sink of kernel Cyanogenmod 12 gathered?