DRAM Configuration In jetson Tx2

Hi,
In the tutorial series on “Jetson security and secure boot”. [Link1]
It was mentioned we can configure DRAM for secure memory which will be used to load TOS.
Is there any document which explain how this can be done?

Link1: Jetson Security and Secure Boot

Hi,
We have samples in source code package. Please download it and take a look.
https://developer.nvidia.com/embedded/dlc/r32-3-1_Release_v1.0/Sources/T186/public_sources.tbz2