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Re: [lwip-users] Detect PHY reset
From: |
Simon Goldschmidt |
Subject: |
Re: [lwip-users] Detect PHY reset |
Date: |
Wed, 26 Sep 2012 16:49:12 +0200 |
Matthias Wieloch wrote:
> I use lwip-1.3.2 with FreeRTOS 6.0.3 on a SAM7X512 for a while now and
> recently it happens that the Ethernet connection gets lost after some
> undetermined run time.
> I'm pinging the device while operation now and when I loose connection I see
> that I receive no ping response and a few seconds later the host is
> unreachable.
>
> Is there a way to detect a reset of the PHY and reset it again?
There might be a way to do so, but this is not part of lwIP. Instead, it's part
of the netif driver to do this. You can however inform lwIP of the Ethernet
link status which most PHYs can report (netif_set_link_down/up()).
Simon