> Sorry for my part in the obfuscation of Hyperion's issue over "interupts".
> It appears that the issue is one of deriving MAC addresses.
> And I shouldn't have drawn Costel into it.

As far as I understand, the interrupt issue is specific to A1222/Tabor (but not necessarily to any Ethernet driver for A1222/Tabor), whereas the MAC address issue is specific to X5000/Cyrus. And none of these issues is specific to any of Costel's drivers, which are abandoned anyway.