Even if the mind is totally entailed by the physics of the brain, we’ve got a long way to go to understand it.
The Stanford Encyclopedia of Philosophy on Physicalism - https://plato.stanford.edu/entries/physicalism/
Could a Neuroscientist Understand a Microprocessor? - http://journals.plos.org/ploscompbiol/article?id=10.1371%2Fjournal.pcbi.1005268
Google’s image recognition neural network - https://research.google.com/pubs/pub42455.html