i started in etharp.c where netif->linkout is being called by etharp_raw. i then traced it xlltemacif.c, xlltemacif_sdma.c, xlldma_bdring.c in that order. In bdring.c it seems to succesfully write to the register tell the temac to begin processing the packet. Yet, i get nothing in wireshark.
Dick Balaska wrote: > > Have you stepped through netif/etharp.c to make sure it is doing its > thing? > The very first thing you should see going out the wire is a "gratuitous > arp" via etharp.c. > When you checked that netif->linkoutput() was being called, who was > calling it? It should be etharp first. > Set wireshark to look at all arp messages, NOT filtered by your mac > address, in case that is stuffed up. > > dik > > Am 9/18/2009 2:07 PM, also sprach bobbyb: >> Thank you for pointing me in the right direction. I did exactly what you >> said >> - traced from netif->linkout() as far as i could (that is, to the point >> where the command to send the packet is written to the appropriate >> register >> and the hardware takes over). It seems to work fine, no errors or strange >> statuses. Any idea what else it could be? Again, thank you for all your >> effort. >> >> >> Kieran Mansley wrote: >> >>> On Fri, 2009-09-18 at 08:30 -0700, bobbyb wrote: >>> >>>> What can i do if that is the problem? I tried switching to the generic >>>> driver >>>> and that doesn't work at all. >>>> >>> Trace through the code till you find out what's going wrong. E.g. first >>> check that netif->linkoutput() is getting called. If it is, follow the >>> packet through the driver until it either makes it out onto the wire or >>> you find the problem. >>> >>> Kieran >>> >>> >>> >>> _______________________________________________ >>> lwip-users mailing list >>> lwip-users@nongnu.org >>> http://lists.nongnu.org/mailman/listinfo/lwip-users >>> >>> >>> >> >> > > > > _______________________________________________ > lwip-users mailing list > lwip-users@nongnu.org > http://lists.nongnu.org/mailman/listinfo/lwip-users > > -- View this message in context: http://www.nabble.com/transmit-data-using-udp-in-raw-mode-tp25492137p25514176.html Sent from the lwip-users mailing list archive at Nabble.com. _______________________________________________ lwip-users mailing list lwip-users@nongnu.org http://lists.nongnu.org/mailman/listinfo/lwip-users
