Cortex-R5 & FreeRTOS

How can I run FreeRTOS demo on Cortex-R5(SPE) ?

Hello, Tuna:
You can download SPE firmware from Jetson Download Center | NVIDIA Developer
Some doc in doc/ folder.
You can start from compile-flash.md, and try some other demo.
Anyway, you may need some hardware knowledge to bring those app up.

br
ChenJian