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SubjectRe: [PATCH] x86[-64] PCI domain support
Muli Ben-Yehuda wrote:
> On Tue, Sep 26, 2006 at 03:15:08PM -0400, Jeff Garzik wrote:
>> The x86[-64] PCI domain effort needs to be restarted, because we've got
>> machines out in the field that need this in order for some devices to
>> work.
>>
> This breaks the Calgary IOMMU, since it uses sysdata for other
> purposes (going back from a bus to its IO address space). I'm looking
> into it.

You'll need to modify struct pci_sysdata in
include/asm-{i386,x86_64}/pci.h to include the data that you previously
stored directly into the sysdata pointer.

Jeff



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