MESS: Attempt to partially rewrite AAKART, and added 4bpp video mode for Acorn Archimedes. It now boots at prompt screen, and actually even boots into splash screen and dies almost soon with an error if you provide a properly initialized NVRAM. [Angelo Salese]
Missing file ...
4enlinea: Added player 1 & 2 inputs, connected to
both AY-3-8910 ports (traced on real hardware).
Added info about the PCB connectors.
Merge git://git.redump.net/mame