MCU-PLUS-SDK-AM263PX: PBIST

Part Number: MCU-PLUS-SDK-AM263PX

Tool/software:

Hi TI Team,
I'm working on the PBIST Controller implementation for my board.
i found two folders for pbist example code which does some test.

which one should i refer.

one is integrated example
another is from sdl

what is the difference between the two?