Messages in this thread | | | From | Andrew de Quincey <> | Subject | Re: [PATCH] deal with lack of acpi prt entries gracefully | Date | Thu, 11 Sep 2003 23:00:30 +0100 |
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On Thursday 11 Sep 2003 10:20 pm, Jesse Barnes wrote: > On Thu, Sep 11, 2003 at 10:13:13PM +0100, Andrew de Quincey wrote: > > > That might work, though I'll be using the ACPI namespace to drive PCI > > > discovery soon (hacking the PROM now). Maybe I should add some MADT > > > and _PRT entries while I'm at it? The problem is that we don't support > > > IOAPIC or IOSAPIC interrupt models/hw registers. > > > > Which base architecture do you use? x86 and x86_64 ACPI now both support > > PIC based interrupt models.. as thats the only other option AFAIK (It > > tries IOAPIC first, then if that fails, it drops back to trying PIC > > mode). > > None of the above. We have our own NUMAlink based interrupt protocol > model.
Oooer! Hmm, the existing code would probably NOT like having _PRT entries for a model it doesn't know about.... you could add support for it fairly easily though I suppose...
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