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Date: Wed, 1 Oct 2003 09:33:05 -0700 (PDT)
From: Nate Lawson <nate@root.org>
To: Jeremy Bingham <jeremy@satanosphere.com>
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cc: freebsd-current@freebsd.org
Subject: Re: Problem w/ ACPI in -CURRENT: Update
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On Wed, 1 Oct 2003, Jeremy Bingham wrote:
> On 30/09/03 15:04 -0700, Nate Lawson wrote:
> > Are you sure you tracked it down to INVARIANTS?  Or was it DDB?  Please
> > try with _just_ DDB and see if you can still reproduce the problem.  If
> > so, then when it hangs, hit CTRL-ALT-ESC and type "tr".  This will tell
> > who is hung.
> >
> > As far as debugging prints, add the following printfs to
> > acpi_cmbat_get_bif():
> >
> >     printf("Before getting BIF\n");
> >     as = AcpiEvaluateObject(h, "_BIF", NULL, &bif_buffer);
> >     printf("After getting BIF\n");
> >
> > -Nate
>
> Tried compiling a kernel with just DDB, and I got no love. It still
> hung, and although I tried hitting CTRL-ALT-ESC and typing "tr", it hung
> so hard that even that didn't work.

Ok, that's good to know.  How about the printfs?  Did the second one
trigger?  I could use a URL to your ASL and full dmesg on boot:
  acpidump -t -d | gzip > jeremy.asl.gz

-Nate