## Drift HD Ghost - Technical Notes and Root
Note: Please don't attempt anything here unless you are comfortable with the possibility of permanently damaging your camera. I also do not guarantee your camera is the same as mine - this is just for information and fun! It goes without saying that I take no responsibility for what you do with this information, and it will probably invalidate your warranty too.
It is reported that the firmware re-flash does not appear to disable the debug network on a Ghost S.
- Most of this was found by simply running
strings
over publically available firmware and software, then searching around for anything interesting. - The camera runs on the Ambarella A5S chipset, which appears to run PrKERNEL (implementing uItron): http://www.esol.com/embedded/prkernelv4.html, then boots Linux as a process inside the uItron OS.
- There's lots of references to BOSS in the firmware, presumably a codename for this chipset from Ambarella.
- The code on the device-side is a very close im