z8530_describe - Uniformly describe a Z8530 port
void z8530_describe (struct z8530_dev *dev, char *mapping, unsigned long io);
dev Z8530 device to describe mapping string holding mapping type (eg "I/O" or "Mem") io the port value in question
Describe a Z8530 in a standard format. We must pass the I/O as the port offset isnt predictable. The main reason for this function is to try and get a common format of report.