On Thu, Dec 25, 2003 at 03:14:25PM +0800, Yu, Luming wrote: > >> (What does it mean to have an > >> address space descriptor that starts at 0xffffffff and ends at 0x0?) > >For PCI-PCI bridges, it means disable that particular window/range > register. > >ie don't decode and route transactions. > > But I didn't find this kind of explanation on ACPI spec. I was just commenting on how PCI-PCI Bridges behave and I know OS code (both linux and hpux) expects this behavior. I have no idea what ACPI says about this or even if ACPI specification should dictate this behavior. grant - To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.htmlReceived on Thu Dec 25 02:37:14 2003
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