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Altera_Forum's avatar
Altera_Forum
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12 years ago

Running Quartus 13.0sp1 Triple Speed Ethernet IP on uClinux

Hi, I have had no luck getting the Ethernet connection working and am hoping someone could provide some guidance. I have a Cyclone V GX development board running uClinux but I would like to enh...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
12 years ago

Hi,

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As you can see, the GX board does detected the incoming traffic and reply back. I believe the kernel isn't configure correctly somehow so it responds back with something the PC couldn't understand. There could be a bug in the device driver which I also did a quick check on the "altera_tse.c". The irq handler function does trigger when it is ping from the board to PC or vice versa.

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From the observation, it seems that your kernel wants to respond to the arp request, but the reply packets won't be sent.

Maybe you have a 'scatter gather DMA' for 'tx', please check whether it is working or not.

Kazu