Wei Wang
2012-Sep-26 14:46 UTC
[PATCH 0 of 6 V6] amd iommu: support ats-gpu passthru on iommuv2 systems
This is a resend of patch set v6 after xen-unstable reopened for new features. Please review it. Thanks. For more details, please refer to old threads. http://lists.xen.org/archives/html/xen-devel/2012-02/msg00889.html http://lists.xen.org/archives/html/xen-devel/2012-01/msg01646.html and, for an overview of the design, please refer to http://www.amd64.org/pub/iommuv2.png =====================================================================changes in v6: * Fix indentation issues. * Fix definition of iommu_set_msi. * Rebase on top of tip. changes in v5: * Remove patch 2 after upstream c/s 24729:6f6a6d1d2fb6 changes in v4: * Only tool part in this version, since hypervisor patches have already been committed. * rename guest config option from "iommu = {0,1}" to "guest_iommu = {0,1}" * add description into docs/man/xl.cfg.pod.5 changes in v3: * Use xenstore to receive guest iommu configuration instead of adding in a new field in hvm_info_table. * Support pci segment in vbdf to mbdf bind. * Make hypercalls visible for non-x86 platforms. * A few code cleanups according to comments from Jan and Ian. Changes in v2: * Do not use linked list to access guest iommu tables. * Do not parse iommu parameter in libxl_device_model_info again. * Fix incorrect logical calculation in patch 11. * Fix hypercall definition for non-x86 systems. Thanks, Wei