On the “short term” (b/194399618) we're using Arch Linux ARM to run our Chameleon application on the board. See http://go/chameleon-v3-os for the implications.
In this folder you'll find a few thing necessary to build the OS image using Arch Linux ARM:
linux-enclustra: PKGBUILD to compile the kernel packagesansible: Scripts used to generate an sd card / maintain the os