I was wondering if there could be a way to flash the ram chip that holds PalmOS so it to hold a Linux make for the PDA....

I found this tread somewhere talking about how there is a linux for the Palm..
http://slashdot.org/articles/99/11/11/0850205.shtml

And I looked at the site and they do have it out....
http://www.oski.co.kr/product.htm#WindStone

You can actually check out the Rom for yourself (for both Linux and Windows, not sure if you need an emulator though)
http://www.oski.co.kr/romimage.htm