(Sorry to reply twice but my noprocrast timer is still running out.) If you want it in wiki/git form: postmarketos.org is the project you're looking for as far

(Sorry to reply twice but my noprocrast timer is still running out.) If you want it in wiki/git form: postmarketos.org is the project you're looking for as far as stuff on the application processor goes. Most people prefer to treat modems as black boxes due to the belief that modem firmware needs go through regulatory testing (I'm not too sure that's true but I've only done WiFi stuff.)