At_f.rar
If you have extracted the .rar file, you will typically find: : Reference documentation for programmers. Framework : The C# source code for the firmware framework.
: A comprehensive User Guide covering boot flows, building the firmware, and generating Firmware Image Packages (FIP). AT_F.rar
: Example applications to help you start your own projects. If you have extracted the
: Tools to help with setting up and managing ATF projects. Installing and Building ATF · SonyWWS/ATF Wiki - GitHub building the firmware