> > Which driver name is reported to be used with the root "pci"
> > device node, when you look at "prtconf -D" output?
> > Is it "driver name: npe" or "driver name: pci" ?
> > 
> >     pci, instance #0 (driver name: npe)
> 
>     pci, instance #0 (driver name: npe)

That's different from my ASUS M2NPV-VM,
which has no PCIe add-on cards installed.

For that reason, msi interrupts are not used
on my box.

But apparently your box has at least on PCIe
card installed (the extra video card), so it 
is able to actually use msi interrupts....


> > And what kind of interrupt vector is installed for the
> > nvidia device, when you look at mdb's ::interrupt output?
> > Does it use a type "msi" interrupt?
> > 
> >     echo '::interrupts -d' | mdb -k
> 
> IRQ  Vect IPL Bus    Trg Type   CPU Share APIC/INT# Driver Name(s)
> ...
> 4 9   PCIe   Edg MSI    0   1     -         nvidia#0

So, in this case changing the "AllowMSI=0" in /kernel/drv/nvidia.conf
might make a difference, when using Sun's version of the nvidia driver.
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