Just try out on this psxitarch. It is work in my PS4 Pro system !!! Many thanks to MostlyUnHarmful . However for the Ubuntu18.04LTS, i still missing the way to work out the kernel. May need more expertise to help.
i am dummy on the linux OS. Do you have any link that have SOP to do the kernel compilation or the working copy of the distribution for my case. thanks.
FYI.The previous screen captured use two usb pen drives. one for partition in FAT32 and another one is UBUNTU 18.04LTS ext4.
i have create another single bootable pendrive which contain both of partition FAT32 and linux ext4. which repeat the step before, the PS4 still remain hang!!!. showed in...
payload 4.55 injected done.
PS4 4.55 jail break go to the rescue shell linux bootloader.
type cmd.
mount / dev/sdb1 newroot/
exec switch_root /newroot/ /newroot/sbin/init
exec switch_root /newroot/ /newroot/sbin/init
the system hang !!! need help. thanks