I follow this article http://arago-project.org/wiki/index.php/Setting_Up_Build_Environment#Point_to_the_toolchain_to_use
cctv@ubuntu:~/tisdk_am57xx/build$ echo $PATH /home/cctv/tisdk_am57xx/sources/oe-core/scripts:/home/cctv/tisdk_am57xx/sources/meta…