[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] Re: [PATCH RFC] x86/acpi: don't ignore I/O APICs just because there's no local APIC
On 06/18/09 12:27, Eric W. Biederman wrote: >> The only actual exception I know of is Xen's replacement of the physical >> local APIC with a paravirtualized interrupt interface. >> > > No one ever has. Xen doesn't have I/O APICs either. Not in any real > sense. Xen just has devices that looking like I/O apics if you don't > look close. > Well, if acpi_pci_irq_lookup() and friends return the right things without having parsed the MADT and set up the secondary state, then we should be fine either way. acpi_irq_model gets tested in all sorts of random places, so I wonder if we'll need to set it to ACPI_IRQ_MODEL_IOAPIC (or something else?) to make things work properly. Hm, and principle we just get the SCI gsi from the FADT, but there's all that other mucking about with it in the MADT processing... Wonder what needs to happen there... J _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
|
Lists.xenproject.org is hosted with RackSpace, monitoring our |