epreadeeprom
u_int16_t epreadeeprom(bus_space_tag_t, bus_space_handle_t, int);
vendor = htons(epreadeeprom(iot, ioh, EEPROM_MFG_ID));
model = htons(epreadeeprom(iot, ioh, EEPROM_PROD_ID));
iobase = epreadeeprom(iot, ioh, EEPROM_ADDR_CFG);
irq = epreadeeprom(iot, ioh, EEPROM_RESOURCE_CFG);
pnp = epreadeeprom(iot, ioh, EEPROM_PNP) & 8;