it is technically possible, but is hard as hell. and AFAIK isnt packaged for easy use.

natisbad has tried here http://natisbad.org/N900/n900-curren...ap-kernel.html he was partially succesfull

we need more work with the omap1 diff dissection, and we cant survive without disabling the watchdogs, but hey! its the upstream!

its not a simple task and is for brave poeple only, with a spare n900 to brick