The developer and hacker Fire30 began working on a port of HENkaku to Playstation 4 for the latest firmware 3.55, exploiting the same vulnerability of Playstation Vita.
So far there is basic ROP working and returning to normal execution is included. Next steps will be to map a jit page sucessfully and getting actual shellcode executed.
You need to edit the dns.conf to point to the ip address of your machine, and modify your consoles dns settings to point to it as well. Then run
python fakedns.py -c dns.conf
Debug output will come from this process.