StarForce relies deeply on the Windows OS (the famous scapegoat driver), so running it on Linux means getting rid of StarForce... You'll understand that we cannot give you any advice to do so <img src="/ubbthreads/images/graemlins/smile.gif" alt="" />
The demo of Beyond Divinity is reported to work on Linux, except for some graphical glitches, it's playable. Have fun.