According to LSDK 20.04 user manual, Cross-build eIQ components on host
$ flex-builder -c eiq # build all eIQ components (include armnn, armcl, tensorflow, tflite, opencv, onnx, etc)
$ flex-builder -c armnn # build armnn
$ flex-builder -c tensorflow # build tensorflow
$ flex-builder -c tflite # build tflite
$ flex-builder -c opencv # build opencv
$ flex-builder -c caffe # build caffe
$ flex-builder -c onnx # build onnx
$ flex-builder -c onnxruntime # build onnxruntime