On Jan 13, 2005, at 9:20 AM, Tim Kelly wrote:
> #define MCDEBUG
>
> to am79c950.c and have run it with an SP test 7300. I consistently get
>
> mc0: invalid packet size -4; dropping
>

Could that also be a symptom of incorrect packet checksum handling? I 
know when I fire up dhclient on any of my mac machines with bm0 I see a 
warning about "data after udp payload, packet size different than 
expected" or some such.