Messages in this thread | | | Date | Tue, 8 Apr 2003 18:31:09 +0100 | From | Matthew Wilcox <> | Subject | Re: [PATCH] [3/3] PCI segment support |
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On Tue, Apr 08, 2003 at 09:21:19PM +0400, Ivan Kokshaysky wrote: > On Tue, Apr 08, 2003 at 05:50:26PM +0100, Matthew Wilcox wrote: > > Because it's possible to have multiple pci root bridges in the same > > pci domain. This is true on at least HP's ia64 & parisc boxes. > > I believe each PCI controller on these ia64/parisc boxes has its > own config space, and can support up to 256 bridged PCI buses, right? > Whether or not these PCI controllers share the same IO or MEM space is > irrelevant (because it's entirely implementation specific).
I think hardware _could_ work like that, but it's never set up to work like that in practice.
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