Messages in this thread | | | Date | Fri, 7 Mar 2008 11:54:28 +0000 | From | "Will Newton" <> | Subject | Re: [BUG REPORT] smc911x: Auto negotiation NOT supported |
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On Fri, Mar 7, 2008 at 6:00 AM, Jeongdo Son <sohn9086@gmail.com> wrote:
> The problem is that only the first ifup after cold boot succeed. > Here is the instruction how to reproduce the symptom. > (smc911x is recognized as eth0 on the board.) > 1. boot up the board, and login. > 2. ifup eth0 (after doing this, ping works) > 3. ifdown eth0 > 4. ifup eth0 ("Auto negotiation NOT supported" printed, and ping doesn't works) > Please refer to the bottom of this mail.
Are you getting interrupts from the chip? Sounds like it could be you have missed and interrupt somewhere - check where your interrupt polarities and where you are acking/clearing them down.
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