08/15/01 - Added ioctl() functionality for debugging, changed netif_*_queue
           calls and other incorrectness - Kent Yoder <yoder1@us.ibm.com>
11/05/01 - Restructured the interrupt function, added delays, reduced the 
           the number of TX descriptors to 1, which together can prevent 
           the card from locking up the box - <yoder1@us.ibm.com>