A multi-protocol bus system and a method of operating the same. In one embodiment,
the multi-protocol bus system includes a plurality of protocol indicators associated
with an address space, each of the plurality of protocol indicators associated
with a segment of the address space and configured to indicate a particular bus
protocol. The multi-protocol bus system further includes a bus protocol selection
subsystem configured to employ control lines to implement one of the particular
bus protocols in accordance with a selected one of the protocol indicators based
upon an addressed segment of the address space.