PCIe RX margin test or link training & official stress tool for Jeston Orin NX?

Hi Sir,

Do you have any NVIDIA official tool for PCIe RX margin test or link training & official stress tool for Jeston Orin NX?
We need to check the signal quality on the carrier board design.

Please refer to https://developer.nvidia.com/downloads/jetson-orin-nx-series-orin-nano-series-tuning-complinace-guide