Re: Odroid C2 vs. network

[Robert Swindells <rjs%fdy2.co.uk@localhost>]

Martin Husemann <martin%duskware.de@localhost> wrote:
>On Tue, Jun 23, 2020 at 04:32:45PM -0400, Aaron B. wrote:
>> I configured the switch port to 100mbit half duplex no negotiation,
>> rebooted the ODroid, then set the switch back to autonegotiate,
>> rebooted another time.
>> 
>> It's been working and reliable again ever since.
>
>OK, that is not quite what I see but gave me a hint.
>
>I now have a state where I can boot the soc from SD, connect network cable,
>and then will have working network.
>
>If I boot with network connected, the awge never sees any input packets.
>
>So apparently if u-boot plays with the interface we do not properly re-init
>it. But now I have a starting point at least...

I have to boot mine with the network cable disconnected then plug it in
just before dhcpcd runs. If I don't do this it locks up just before
starting the other cpus.

Haven't updated u-boot since the NetBSD port started working.