Messages in this thread | | | Subject | Re: [PATCH] Xen/i386 cleanups - AGP bus/phys cleanups | From | Alan Cox <> | Date | Thu, 17 Mar 2005 13:53:30 +0000 |
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On Iau, 2005-03-17 at 09:34, Paul Mackerras wrote: > This code needs real physical addresses, which are not the same things > as bus addresses.
Not always. The code needs platform specific goodies. We've only never been burned so far because there isn't a box with an IOMMU and AGPGART where one maps through the other.
It's probably simplest to have phys_to_agp/agp_to_phys therefore ?
Alan
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