[mc1322x] [Contiki-developers] mc1322x, Issues with TCP fragments

Adam Dunkels adam at sics.se
Mon Nov 23 15:48:53 EST 2009


Given the large amount of debug printfs in your other mails, I wouldn't 
be surprised if the printouts are the villain...

/adam

Jon Smirl wrote:
> We can't receive the back to back TCP fragments fast enough. Half of
> them are getting dropped.
> 
> First thing I'll look at is the printf implementation and see if it is
> interrupt driven or busy waiting.
> After that I'll need to look into receive DMA.
> 

-- 
Adam Dunkels <adam at sics.se>, +46707731614
http://twitter.com/adunk | http://www.sics.se/~adam/



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