[ECOS] Terminal over TCP too slow

Christian Mueller cmueller@lpr.e-technik.tu-muenchen.de
Thu Sep 16 18:03:00 GMT 2004


ok, i'll try, but i am running out of time for such small things 
(diploma theses)....

Andrew Lunn wrote:

>On Thu, Sep 16, 2004 at 05:06:22PM +0200, Christian Mueller wrote:
>  
>
>>arm 922t, the EXPA1 SOPC altera board to be more exactly...
>>could be, because i have many interrupt routine replies in my system. (I 
>>use an external firewire board, and when I make a request to the bus, I 
>>have to wait for the interupt to occour).
>>So many cyg_semaphore_wait()'s....
>>So I have to live with that? I don't want, because I have to read out 
>>many registers on my firewire nodes and display them, so it's no fun :-( 
>>to wait.
>>    
>>
>
>The diagnostic channel is not meant for high performace. It disables
>interrupts and uses polled I/O etc. You will get much better
>performance it you include the TCP/IP stack and implement a basic TCP
>connection for outputting your messages.
>
>        Andrew
>
>  
>


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