It's working on S17 and S17Pro. The settings are visible.
no need to unlock.
I don't have the firmware to send you, but I have lots of miners with this firmware.
Kernel Version Linux 4.6.0-xilinx-gff8137b-dirty #25 SMP PREEMPT Fri Nov 23 15:30:52 CST 2018
File System Version Mon Feb 18 20:02:01 CST 2019
CGminer Version 2.0.0