fxp(4) device timeouts ACPI related?

John Baldwin jhb at FreeBSD.org
Mon Jun 7 12:06:26 GMT 2004

On Friday 04 June 2004 07:00 pm, Andreas Moeller wrote:
> >>>>The ACPI updates predating last weekend seem to have broken my fxp(4)
> >>>>card (Intel PRO/100 S, Intel 82550 chip). Without disabling ACPI at the
> >>>>loader prompt (set hint.acpi.0.disabled=1) I get the consecutive
> >>>> message of the device timing out and network is unusable.
> >>>>
> >>>>Perhaps this is useful information for everybody desiring to workaround
> >>>>the problem or even some developer to have a closer look at it. If a
> >>>>more detailed description of my setup is needed, just let me know.
> >>>
> >>>Can you get before and after dmesg's and post a diff?
> >>
> >>Of course. diff is attached, the kernel is an unmodified GENERIC.
> >
> > Looks like !ACPI gives IRQ 11 to everyone and ACPI gives some devices IRQ
> > 5 and some IRQ 11.  Can you get a dmesg from the older kernel with ACPI
> > enabled and generate a diff of that dmesg against the current kernel with
> > ACPI?
> Attached. I had to get some older sources and build the kernel since I
> didn't keep an old enough kernel around. The sources used date to May
> 28th, 2:50am (UTC) and network works with ACPI enabled.
> I'm by no means an expert but I don't see any new insight revealed by
> the diff between those two dmesgs.

How about a dmesg from a boot -v with the new kernel?

John Baldwin <jhb at FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org

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