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Altera_Forum
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14 years ago

Linux/MMU + TSE on 3C120

Hi, I have got a 3C120 dev board from Altera and cannot make the TSE working. I'm using the latest sources of Linux (branch nios2) and have a very strange phenomena: if I patch the 'al...
Altera_Forum's avatar
Altera_Forum
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14 years ago

Do you know exactly which RX error is reported?

Is the RX frame length correct (might be an extra/missing byte).

Since IP works, and you aren't seeing massive errors in the telnet/ping data, it is likely that the errors are at the start/end of the frame.

With an appropriate, directly connected, remote system you might be able to determine the actual error in the TX path. Try running ethereal/wireshark to see if any garbage is reported.

It might even be a problem with the cable and/or connector.