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Re: kern/40345: nfe: watchdog timeout
On Fri, Jan 09, 2009 at 05:24:09PM +0200, Roman Kraevskiy wrote:
> > Give this a try:
> >
> > disable ciphy in userconf and check if ukphy attaches on nfe0.
> > If it does, test if you still have watchdog timeouts or not.
>
> nfe0 at pci0 dev 10 function 0: vendor 0x10de product 0x0057 (rev. 0xa3)
> nfe0: interrupting at ioapic0 pin 21
> nfe0: Ethernet address 00:14:2a:7f:ba:ea
> ukphy1 at nfe0 phy 17: Generic IEEE 802.3u media interface
> ukphy1: OUI 0x00c08f, model 0x0001, rev. 3
> ukphy1: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT,
> 1000baseT-FDX, auto
>
> Nothing changes: "nfe0: watchdog timeout" on network activity.
>
> > If you still have watchdog timeouts, then the problem is nfe0.
> > If there are no more watchdog timeouts, then the problem is ciphy0.
nfe_intr() is bracketed by
NFE_WRITE(sc, NFE_IRQ_MASK, 0);
and
NFE_WRITE(sc, NFE_IRQ_MASK, NFE_IRQ_WANTED);
That should not be necessary. It may be harmful. I suggest moving
those lines out of nfe_intr() and into nfe_init(), where they should
bracket the nfe_intr() call.
Dave
--
David Young OJC Technologies
dyoung%ojctech.com@localhost Urbana, IL * (217) 278-3933
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