Re: [PATCH] [POWERPC] Always hookup PHB IO resource even when empty

2008-01-20 Thread Michael Ellerman
On Mon, 2008-01-21 at 11:32 +1100, Benjamin Herrenschmidt wrote: > We must always hookup the pci_bus resource 0 to the PHB io_resource even > if the later is empty (the bus has no IO support). Otherwise, some other > code will end up hooking it up to something bogus and the resource tree > will end

[PATCH] [POWERPC] Always hookup PHB IO resource even when empty

2008-01-20 Thread Benjamin Herrenschmidt
We must always hookup the pci_bus resource 0 to the PHB io_resource even if the later is empty (the bus has no IO support). Otherwise, some other code will end up hooking it up to something bogus and the resource tree will end up being broken. This fixes boot on QS20 Cell blades where the IDE driv