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Altera_Forum's avatar
Altera_Forum
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14 years ago

TSE_MAC and memory

Hi Guys, I've been building on examples and built a functioning ethernet. I can use the Nios for TCP TX/RX and i have interfaced some HDL for direct UDP TX. I'm currently developing on a...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

I found something interresting, the sgdma's (rx and tx) are connected to the uas port of the ssram and ext_flash.

I've started this test with the original project. I disconnect rx and tx sgdma from ext_flash.

Recompile and test ----> don't work and stuk like usual (wait descriptor chain).

I go back to Qsys and make ctrl+z to have my connection restored.

Recompile and test ----> don't work too, same problem.

Interresting.

I investigate.