ACPI Panic on Current, AMD64
avg at icyb.net.ua
Thu May 28 14:57:45 UTC 2009
on 28/05/2009 17:47 Moore, Robert said the following:
> This problem sounds familiar. In ACPICA, we found an issue where the _CRS
> returns an extended IRQ descriptor, but it gets optimized to an IRQNoFlags
> descriptor before the template is sent to _SRS. This causes problems on some
> machines. We fixed this and actually made a clarification to the ACPI
> specification that the _SRS template buffer must contain identical descriptors
> as returned from the _CRS template. This change was made in ACPICA version
> 20080213. BZ 9487 is the Linux sighting.
FreeBSD head and stable/7 seem to be still at 20070320.
Timothy, you might want to try Jung-uk's patch:
> 13 February 2008. Summary of changes for version 20080213:
> Fixed a problem where resource descriptor size optimization could cause a
> problem when a _CRS resource template is passed to a _SRS method. The _SRS
> resource template must use the same descriptors (with the same size) as
> returned from _CRS. This change affects the following resource descriptors: IRQ
> / IRQNoFlags and StartDependendentFn / StartDependentFnNoPri. (BZ 9487)
>> -----Original Message----- From: owner-freebsd-acpi at freebsd.org
>> [mailto:owner-freebsd- acpi at freebsd.org] On Behalf Of John Baldwin Sent:
>> Thursday, May 28, 2009 5:00 AM To: Timothy Mukaibo Cc:
>> freebsd-acpi at freebsd.org; freebsd-current at freebsd.org; Andriy Gapon Subject:
>> Re: ACPI Panic on Current, AMD64
>> On Thursday 28 May 2009 2:59:16 am Timothy Mukaibo wrote:
>>> Hello guys,
>>> I'm not sure if I made this clear, but the board boots with 7.2- Stable.
>>> Have there been lots of ACPI changes between 7.2 and 8.0 that might have
>>> caused this regression?
>> No, and the ACPI pci_link code has in fact not changed since 7.0 aside from a
>> few minor fixes for suspend/resume that do not affect boot (and those were
>> merged into 7.1). I do wonder if perhaps there have been any changes in the
>> ACPI-CA code. Hmm, ACPI-CA is identical in the two versions. All of the
>> resource code is identical as well.
>> -- John Baldwin _______________________________________________
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