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RE: [lwip-users] Bitrate with lwip
From: |
Bill Auerbach |
Subject: |
RE: [lwip-users] Bitrate with lwip |
Date: |
Mon, 1 Feb 2010 15:12:24 -0500 |
At least 2 of us use the NIOS processor, so it's not that unusual. However,
I use their TSE MAC to run GigE which you can't use to compare to the
91C1111. With all of the permutations of lwIP options and Quartus options
for the NIOS processor, I don't think anyone can even guess what your
expected speed should or could be. Also, you want the speed of doing what
kind of data movement with TCP? I can say that your biggest gains will come
from whatever you can do in Quartus to speed up NIOS execution and its
memory bandwidth.
Bill
>-----Original Message-----
>From: address@hidden
>[mailto:address@hidden On
>Behalf Of ??????? ????
>Sent: Monday, February 01, 2010 2:37 PM
>To: address@hidden
>Subject: [lwip-users] Bitrate with lwip
>
>Hi,
>
>I'm using my FPGA-based board with this
>[http://electronix.ru/forum/index.php?act=attach&type=post&id=19682]
>realization of LwIP, but tcp-client's bitrate is very low (~4Mbit/s).
>
>My board is Altera DK-NIOS-2S60N based on Stratix II FPGA. I use
>NIOSII/s softprocessor without OS. I use onboard LAN91C111 Ethernet
>controller.
>
>Anybody tested this implementation and with which configuration (lwip-
>constants)?
>
>Please note that I use NIOS processor, so it may be something like
>unusual environment for lwip.
>What speed should I expect when using lwip ?
>
>Thanks.
>
>
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