On Thu, May 21, 2009 at 11:34:11AM +0100, Paul Brook wrote: > > The PCI bus doesn't need any special support (I think) but something on > > the other end needs to interpret those writes. > > Sure. But there's definitely nothing PCI specific about it. I assumed this > would all be contained within the APIC. Exactly. APIC supplies callbacks to set up/free/mask/unmask MSI interrupts. For kvm, we'll have another implementation that passes these requests on to kernel. > > In any case we need some internal API for this, and qemu_irq looks like > > a good choice. > > What do you expect to be using this API? > > Paul emulated PCI devices such as virtio. Hope to send a patch shortly. -- MST -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html