Here's a possiblility.. no gaurantees though.

If you're using one of the stock formatters like FWB you could try setting
the driver so that it thinks the drive is non-removble.

Just and idea
-- 
        Adrian M. Fowler          | Time flies like an arrow  |
      adrian@dcs.qmw.ac.uk        | Fruit flies like a banana |
http://www.dcs.qmw.ac.uk/~adrian  |                           |