root@trident-B660M-AORUS-PRO-AX-DDR4:/home/trident/Downloads/r35.5.0/Linux_for_Tegra# ./nvbuild.sh -o ./kernel_out
Error: Invalid option -o
Usage: ./nvbuild.sh [OPTIONS]
This script builds atf sources in this directory.
It supports following options.
OPTIONS:
-h Displays this help
This is to be done under Linux_for_Tegra/source/public/, not Linux_for_Tegra/…
Can you please read the document carefully before asking some vey very basic questions?