: Go to Import Content > Manual Scan . Set your MAME folder as the content directory and select the corresponding MAME core to build your playlist.
There are several ways to run MAME on a PS3, ranging from standalone ports to multi-system frontends: Ps3 Mame Emulator Pkg
MAME acts as a documentation-first framework, where the ability to play games is a validation of its hardware documentation. For the PS3, this requires a conversion of the standard MAME source into a format the console's Cell Broadband Engine can execute. : Go to Import Content > Manual Scan