Messages in this thread | | | Date | Fri, 29 Jun 2007 18:02:06 +0200 | From | "Jesper Juhl" <> | Subject | Re: Assistance debugging a Micrel network driver |
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On 29/06/07, Greg Huber <ghuber@vanteon.com> wrote: > Hello, > I hope this is the right place to request some assistance, my apologizes > if its not. > > I'm currently developing a network driver for a new controller chip. The > driver is mostly complete and appears to be working, > with the exception that messages received and sent up the stack appear > to get dropped by a higher layer. Specifically we > are seeing ARP "who is" requests go out, and the response come back > (only 2 nodes on this network), the skb is configured > and the frame is sent up with netif_rx (we haven't started supporting > NAPI yet). The response seems to get dropped somewhere > as another ARP "who is" request is sent. I am using the 2.6.21.5 kernel > (compilied with network debugging turned on) and we > have also tested with the 2.6.17 kernel, all acted the same. > > The upper layers obviously work so I'm sure it's something in my driver. > > I have turned on as much debugging in the kernel as I could find, but I > get no messages. Could someone please let me know if > there is additional debugging I should consider or if there is a dynamic > way to turn on debugging in L2 and/or L3. > > Additionally, if anyone has any idea what might be happening, I would > greatly appreciate any information. >
You could start by publishing your complete source code. That would make it a lot more likely that people can help you spot and fix problems.
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