The current ebuild doesn't properly install /usr/games/lib/psemu/cfg/cfgPeopsOSS, which means you get no interface to change its settings in any of the emulators. This is a minor fix which corrects that.
Created attachment 24594 [details] psemu-peopsspu-1.0.7-r2 ebuild Here's the fixed ebuild.
now in portage, thanks