Hacking r4 firmware development

[connorroy]

I was wondering how yellow wood goblin made his cfw for the r4. How did he develop his .dat file that starts up the cart into the main menu

 

[twiztidsinz]

I was wondering how yellow wood goblin made his cfw for the r4. How did he develop his .dat file that starts up the cart into the main menu

If you're asking about the method of making the app autoboot, it's not difficult.

You DLDI patch your file then encrypt it.
This is how you get Moonshell2 to run as firmware. To the best of my knowledge, this will work for anything that runs on the R4.