Interrupt Storms on irq:11 with Tecra A4

[John Baldwin]

On Thursday 03 August 2006 03:47, Yousef Raffah wrote:
> John Baldwin wrote:
> > On Wednesday 02 August 2006 01:56, Yousef Raffah wrote:
> >   
> > Well, these two appear to be your problem due to your BIOS having
> > buggy ASL.  You can work around it, but you'll need to figure out
> > the names of your link devices first.  'devinfo -v' with ACPI
> > enabled can help with that.  For example, on my laptop:
> >
> > % devinfo -v | grep 'pci_link[67]'
> >     pci_link6 pnpinfo _HID=PNP0C0F _UID=106 at handle=\_SB_.C002.C0F2
> >     pci_link7 pnpinfo _HID=PNP0C0F _UID=107 at handle=\_SB_.C002.C0F3
> >
> >   
> Here is my devinfo
>  devinfo -v | grep 'pci_link[67]'
>     pci_link6 pnpinfo _HID=PNP0C0F _UID=7 at handle=\_SB_.PCI0.LPCB.LNKG
>     pci_link7 pnpinfo _HID=PNP0C0F _UID=8 at handle=\_SB_.PCI0.LPCB.LNKH
> 
> So I can see that pci_link6 is named LNKG and pci_link7 is LNKH

Yep.

> > pci_link6 is called C0F2, and pci_link7 is called C0F3.  You'll use
> > these names to override the IRQ for the link device by setting the
> > following variables in the loader:
> >
> > hw.pci.link.C0F2.irq=11
> > hw.pci.link.C0F3.irq=11
> >
> > (You'll have to replace C0F2 and C0F3 with the names for your link
> > devices.  Probably LNKF and LNKG.)
>
> Based on that, I should have the following in my /boot/loader.conf?
> hw.pci.link.LNKG.irq=11
> hw.pci.link.LNKH.irq=11

Yep.

> Let us try the loader file first and see if we need the patch after that.

Ok.  I'm betting you will need the patch, but just want to make sure first.

-- 
John Baldwin