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Altera_Forum
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16 years ago

InterNiche driver with Marvel 88E1111

good day. [recapitulation from other thread] i am using the cyclone iii development board (ef3c120f7807cn) the samples included in the dev kit does not include any ethernet. therefore...
Altera_Forum's avatar
Altera_Forum
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16 years ago

Hi, I am posting here the sopc construction. Is it correct?

sgdma descriptors conected to on_chip_ram

and in/out Avalon Streamings to the DDR SDRAM via an Avalon-MM crossing bridge.

The Phy rx signals seems to be correct. But I am lost in the signalTap while trying to follow the avalon there are to many signals I dont really know.

Any sugestions on the signals I can track down to find why the No free buffers for rx is still happening?

http://www.alteraforum.com/forum/attachment.php?attachmentid=1273&stc=1&d=1247583000

Thank you!