panic: acpi_pci_link_srs_from_crs: can't put non-ISA IRQ 20 in legacy IRQ resource type)

Fri Apr 19 23:35:35 UTC 2013

On Fri, 19 Apr 2013 23:00:07 +0000, "Moore, Robert" <robert.moore at intel.com> wrote:
> No, the length must be set in all descriptors, end tag included.

Do you have any pointers on how I can fix my ASL?  Where do I find the
end tags and what should I set the lengths to?

Here is the output from acpidump -dt: http://www.b1c1l1.com/media/debug/20130418-nvidia.asl.gz

> 
> > -----Original Message-----
> > From: owner-freebsd-acpi at freebsd.org [mailto:owner-freebsd-
> > acpi at freebsd.org] On Behalf Of Benjamin Lee
> > Sent: Friday, April 19, 2013 3:51 PM
> > To: John Baldwin
> > Cc: freebsd-acpi at freebsd.org
> > Subject: Re: panic: acpi_pci_link_srs_from_crs: can't put non-ISA IRQ 20
> > in legacy IRQ resource type)
> > 
> > On Fri, 19 Apr 2013 15:21:10 -0700, Benjamin Lee <ben at b1c1l1.com> wrote:
> > > On Fri, 19 Apr 2013 17:26:31 -0400, John Baldwin <jhb at freebsd.org>
> > wrote:
> > > > On Friday, April 19, 2013 4:18:49 pm Benjamin Lee wrote:
> > > > > On Fri, 19 Apr 2013 11:31:49 -0400, John Baldwin <jhb at freebsd.org>
> > wrote:
> > > > > > On Thursday, April 18, 2013 3:49:40 pm Benjamin Lee wrote:
> > > > > > > I have a system that panics on boot with 10-CURRENT and boots
> > > > > > > with many ACPI error messages and non-functional devices with
> > 9.1-RELEASE.
> > > > > > >
> > > > > > > Motherboard is Foxconn C51XEM2AA (NVIDIA nForce 590) desktop
> > board.
> > > > > [...]
> > > > > > > Even though 9.1-RELEASE boots successfully, devices such as
> > > > > > > the ehci USB controller and SATA controller do not work.
> > > > > >
> > > > > > Ugh, your BIOS does unexpected things.  It uses a _CRS for these
> > > > > > pci link devices that uses a "short" IRQ resource, but uses an
> > > > > > extended IRQ
> > > > resource in
> > > > > > _PRS (and expects an extended one in _SRS).  We use _CRS as a
> > > > > > template for
> > > > the
> > > > > > resource to build.
> > > > > >
> > > > > > Try this patch.  It's a bit hackish, but it forces us to not use
> > > > > > _CRS as a template if _CRS uses a "short" IRQ resource, but the
> > > > > > link supports non-
> > > > ISA
> > > > > > IRQs.
> > > > > [...]
> > > > >
> > > > > Thanks, that fixed the panic and the system boots.  Now it is
> > > > > complaining about AE_AML_BAD_RESOURCE_LENGTH and still unable to
> > > > > route IRQs, but it definitely looks better than the ACPI parsing
> > errors in 9:
> > > > >
> > > > > pcib0: allocated type 3 (0xdffff000-0xdfffffff) for rid 10 of
> > > > > pci0:0:10:0
> > > > > pcib0: matched entry for 0.10.INTA (src \_SB_.PCI0.AUBA:0)
> > > > > pci_link26: Picked IRQ 20 with weight 0
> > > > > pci_link26: Unable to route IRQs: AE_AML_BAD_RESOURCE_LENGTH
> > > > >
> > > > > Full boot -v output:
> > > > > http://www.b1c1l1.com/media/debug/20130419-10-patched-
> > > > boot.txt.gz
> > > >
> > > > Can you add some printfs to the places that return the
> > > > AE_AML_BAD_RESOURCE_LENGTH to see which one is being triggered?
> > > > (Just look for that constant in sys/contrib/dev/acpica to find the
> > > > possible places.)
> > >
> > > Is there a macro for dumping information about Resource or
> > > Resource->Data?  Here's what I have for now at
> > > sys/contrib/dev/acpica/resources/rscalc.c line 237:
> > >
> > > pcib0: matched entry for 0.10.INTA (src \_SB_.PCI0.AUBA:0)
> > > pci_link26: Picked IRQ 20 with weight 0
> > > rscalc.c:237
> > > Resource->Type: 7
> > > Resource->Length: 0
> > > pci_link26: Unable to route IRQs: AE_AML_BAD_RESOURCE_LENGTH
> > >
> > > All of the errors are from there and look identical (Type 7, Length 0).
> > > Type 7 appears to be ACPI_RESOURCE_TYPE_END_TAG.
> > 
> > This hack fixes everything (now the SATA controller works).  It seems that
> > the Resource->Length check might not be necessary for
> > ACPI_RESOURCE_TYPE_END_TAG.
> > 
> > blee at genesis /usr/src/sys/contrib/dev/acpica $ svn diff
> > Index: components/resources/rscalc.c
> > ===================================================================
> > --- components/resources/rscalc.c       (revision 249624)
> > +++ components/resources/rscalc.c       (working copy)
> > @@ -234,6 +234,15 @@
> > 
> >          if (!Resource->Length)
> >          {
> > +            if (Resource->Type == ACPI_RESOURCE_TYPE_END_TAG) {
> > +                TotalSize = AcpiGbl_AmlResourceSizes [Resource->Type];
> > +                printf("TotalSize: %u\n", TotalSize);
> > +                if (TotalSize != 0) {
> > +                    printf("ACPI_RESOURCE_TYPE_END_TAG hack\n");
> > +                    *SizeNeeded = AmlSizeNeeded + TotalSize;
> > +                    return_ACPI_STATUS (AE_OK);
> > +                }
> > +            }
> >              return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH);
> >          }
> > 
> > Index: components/resources/rslist.c
> > ===================================================================
> > --- components/resources/rslist.c       (revision 249624)
> > +++ components/resources/rslist.c       (working copy)
> > @@ -203,6 +203,11 @@
> > 
> >          if (!Resource->Length)
> >          {
> > +            if (Resource->Type == ACPI_RESOURCE_TYPE_END_TAG) {
> > +                printf("ACPI_RESOURCE_TYPE_END_TAG hack 2\n");
> > +                return_ACPI_STATUS (AE_OK);
> > +            }
> > +
> >              ACPI_ERROR ((AE_INFO,
> >                  "Invalid zero length descriptor in resource list\n"));
> >              return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH);
> > 
> > 
> > 
> > --
> > Benjamin Lee
> > http://www.b1c1l1.com/

-- 
Benjamin Lee
http://www.b1c1l1.com/
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