upf_read_eeprom
upf_read_eeprom(dp, i + 0, &err),
upf_read_eeprom(dp, i + 1, &err),
upf_read_eeprom(dp, i + 2, &err),
upf_read_eeprom(dp, i + 3, &err));
val = upf_read_eeprom(dp, i, &err);