[+cc Joerg, Suravee, Jay, iommu list, linux-pci]
On Wed, Oct 15, 2014 at 5:44 PM, Kallol Biswas <[email protected]> wrote: > Resending, as message got bounced for html content. > -------------------------------------------- > Hi, > PCIe has introduced PASID TLP Prefix. There are two ECNs on this. > > It seems that AMD iommu code makes use of PASID. Is there a device that > utilizes this TLP prefix? > > PASID allocation and management within a device is not clear to me. How > does device know which PASID to issue for which virtual address? Who makes > the association? Must be software/OS, but how? There is no table for this > like MSI-X table. > > Any pointer/documentation will be appreciated. > > Regards, > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to [email protected] > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
