Re: [microblaze-uclinux] Network programs with abnormal behaviour

[Jim Van Vorst <jvanvorst@xxxxxxxxx>]

I got that when I tried to enable scatter-gather dma.  Maybe disable dma 
and use fifo mode?

Bernd Sowislo wrote:
> Hallo,
>
> configuration: kernel 2.6.20-uc0
> Spartan3E500 board (EMAC or EMACLITE)
> ping Busybox or Network Application:
>
> # ping localhost
> PING localhost.localdomain (127.0.0.1): 56 data bytes
> 64 bytes from 127.0.0.1: icmp_seq=0 ttl=64 time=2.4 ms
> ping: recvfrom: Bad file descriptor
> 64 bytes from 127.0.0.1: icmp_seq=1 ttl=64 time=2.5 ms
> ping: recvfrom: Bad file descriptor
>
> or to PC:
> round-trip min/avg/max = 2.4/2.4/2.5 ms
> # ping 192.168.10.20
> PING 192.168.10.20eth0: device error 513, resetting device.
>  (192.168.10.20): 56 data bytes
> 64 bytes from 192.168.10.20: icmp_seq=0 ttl=128 time=24.5 ms
> ping: recvfrom: Invalid argument
> 64 bytes from 192.168.10.20: icmp_seq=1 ttl=128 time=2.4 ms
> eth0: device error 513, resetting device.
> ping: recvfrom: Invalid argument
> 64 bytes from 192.168.10.20: icmp_seq=2 ttl=128 time=17.6 ms
> ping: recvfrom: Invalid argument
>
> ftp connect from any remote host sends the following
> output to local console:
>
> # eth0: device error 513, resetting device.
> eth0: device error 513, resetting device.
> eth0: device error 513, resetting device.
> eth0: device error 513, resetting device.
>
> any idea?
>
> regards Bernd
>
>
>
>
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>
>   
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