Netdemo with Altera Cyclone V SoC development kit

[Sebastian Huber]

Maybe your PHY is not properly configured (clock skew values, etc.).

On 21/04/15 22:25, Adit Sahasrabudhe wrote:
> Just bumping this as I’m at a bit of a loss on it.
>
> I’ve tried connecting the board to an Ixia traffic generator to send 
> ARP requests, but the board does not respond. Additionally, the UDP 
> traffic that the netdemo thinks it sends out is not seen at all at the 
> other end. I feel like there is just some configuration of the driver 
> that I am missing. I have tried the demo in loopback mode and it seems 
> to be ok.
>
> Thanks,
> Adit
>
> From: Adit Sahasrabudhe <asahasra at fb.com <mailto:asahasra at fb.com>>
> Date: Tuesday, April 7, 2015 at 1:55 PM
> To: "users at rtems.org <mailto:users at rtems.org>" <users at rtems.org 
> <mailto:users at rtems.org>>
> Subject: Netdemo with Altera Cyclone V SoC development kit
>
> Hi,
>
> I’m wondering if anyone has experience running the netdemo example on 
> the Altera Cyclone V SoC development kit? The problem I’m having seems 
> to be related to ARP tables, but I’m not quite sure.
>
> My setup:
> Host PC – Centos 6.6, using Eclipse to load and debug code. IP address 
> of 192.168.0.5
> Target board – Altera CV development kit, running netdemo example. IP 
> address of 192.168.0.2 (see attached networkconfig.h file)
>
> These systems are on a local network connected to each other via an 
> ethernet switch, and are the only two devices attached. I have 
> wireshark running on my host computer and it never sees any traffic 
> from the device. The host is continually sending ARP requests that go 
> unanswered. As a result, when I try to telnet or ping the device, I 
> get the error “no route to host”. I can send the ‘u’ command to 
> netdemo and it says it transmits UDP packets to 192.168.0.5, but again 
> nothing shows up on wireshark. I have also attached the log from 
> netdemo showing the ‘u’ and ’s’ commands.
>
> Any insight is greatly appreciated.
>
> Adit
>
>
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-- 
Sebastian Huber, embedded brains GmbH

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