Pickle and Hitnrun released their port of DOSBox for the GP2x.

Features:

– Change for a high compabiltity with many games, no more crashes
– Touchscreen support (in game mouse suppport)
– Zoom feature (zoom in high resolution games showing the zoom in section at the native resolution)
– OSD feature: see the cycles, frameskip, fps, and game exe name on screen
– Fullscreen option: scale resolutions smaller than 320×240 to fit the screen (a must for touchscreen users)
– No more SDL cursor
– Profiled the code for a possible 20% increase in speed
– And all the options you would expect from the previous releases

http://www.gp32x.com/board/index.php?showtopic=41400&st=0&p=598571&#entry598571