Interrupt storm

[Antoine Brodin]

John Baldwin <jhb at FreeBSD.org> wrote:
> I think your other link devices are meant to be used in APIC mode (note their 
> names start with 'A') and thus I think they are aliases for the other link 
> devices.  So when I turn off the alias, I turn off the non-APIC mode one as 
> well.  Working BIOSen handle this by having the same link device change its 
> behavior (different _PRS return values) depending on the PIC mode.  It's not 
> easy to determine if a link is just not used (for example, if no card is 
> plugged into a slot with a dedicated link) or if it's an alias.  I think 
> having two ACPI devices alias to the same hardware is a bug in the BIOS 
> though.  Perhaps your BIOS vendor can be convinced to fix this.  Can you see 
> if Linux has the same problem btw?

I've just sent a technical support request to ASUS. I'll let you know
when they reply.
Linux doesn't have the same problem: I tested with a knoppix live cd
yesterday.
dmesg: http://bsd.miki.eu.org/~antoine/knoppix36.dmesg , but it doesn't
look very helpful.

Cheers,

Antoine