[openib-general] IRQ sharing on PCIe bus

Roland Dreier rolandd at cisco.com
Mon Oct 10 14:05:08 PDT 2005


    Roland> BTW, for "INTx emulation" on PCI Express, there are no
    Roland> physical interrupt lines -- interrupts are asserted and
    Roland> deasserted with messages.  So PCI Express interrupts are
    Roland> unshared.

    Michael> They are messages upstream that any device.

That doesn't parse for me.  Was what I said wrong?

 - R.



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