>We could invent a new call: {isa,pci}_intr_pending().  That could tell us if
>an ISA interrupt is pending or not.  It could take the appropriate interrupt
>handle (IRQ for ISA, PCI interrupt handle for PCI, etc.) and return TRUE
>or FALSE corresponding to whether or not that interrupt is pending delivery
>when interrupts are enabled again.

That would be wonderful.

I'm not sure I know enough yet about the interrupt code to tackle this
yet.  Jason, if you want to do it, then that's great.  If you'd rather
not, or your busy, I'll give it a whirl (it might take me a while,
though).

--Ken