On Tue, Oct 08, 2013 at 10:47:49AM -0600, Bjorn Helgaas wrote: > I still have no idea what an "aperture type IOMMU" is, > other than that it is "different."
An aperture based IOMMU is basically any GART-like IOMMU which can only remap a small window (the aperture) of the DMA address space. DMA outside of that window is either blocked completly or passed through untranslated. Joerg _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu