MESS v0.135u4 r6812 is released.MESS is a free emulator which emulates a large variety of different systems.

MESS SVN Changelog:
r6810
[3DO] Added some more madam registers.
r6811
[3DO] Added player 1 input ports. [Angelo Salese]
r6812
[3DO] Added rest of the madam registers.

Download: MESS v0.135u4 r6812
Source:Here