

dpkg-deb --build
Makes it super simple to create one. You just lay out a folder with the contents you want to be installed. Just make sure it has a DEBIAN/control sub folder/file because that control file is where you can specify dependencies, package version, name, etc.


Check fuses. It may just have a blown fuse in the power supply or on the motherboard. It also may just be an issue with the power button.
That said, I haven’t had a PS1 in years. Modern emulators like DuckStation can even play real discs but give you all sorts of benefits like upscaling, correction for polygon/texture warping, modern video outputs, etc. I regularly play my PS1 games, but I do so via an emulator on my Steam Deck.