Hello, I made this work-in-progress (WIP) port package to run DOSBox 0.74 on the PS4 using uLaunchELF by Nominus and PS2 DOSBox by belek666. I take no credit for any of these programs.
Simply install the PS4 PKG, run filebrowser then navigate to cdfs then select ps2dosbox.elf. DOSBox loads fine...