Description: e2100
 io=0          (It will complain if you don't supply an "io=0xNNN")
 irq=0         (IRQ software selected by driver)
 mem=0         (Override default shared memory start of 0xd0000)
 xcvr=0        (Use xcvr=1 to select external transceiver.)
 (Probes ports: 0x300, 0x280, 0x380, 0x220)

