Messages in this thread |  | | | Subject | Re: [parisc-linux] Untested port of parisc_device to generic device interface | | Date | Wed, 13 Nov 2002 13:13:57 -0700 | | From | Grant Grundler <> |
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Miles Bader wrote: > I can't speak for `real machines,' but on my wierd embedded board, > pci_alloc_consistent allocates from a special area of memory (not > located at 0) that is the only shared memory between PCI devices and the > CPU. pci_alloc_consistent happens to fit this situation quite well, but > I don't think a bitmask is enough to express the situation.
HP PARISC V-Class do that as well. The "consistent" memory lives on the PCI Bus Controller - not in host mem. Note that parisc-linux does not (yet) support V-class.
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