Hello Joerg,
On 2020-06-05 16:56, Sebastian Ott wrote:
The IVRS ACPI table specifies maximum address sizes for I/O virtual
addresses that can be handled by the IOMMUs in the system. Parse that
data from the IVRS header to provide aperture information for DMA
mappings and users of the iommu API.
Sebastian Ott (3):
iommu/amd: Parse supported address sizes from IVRS
iommu/amd: Restrict aperture for domains to conform with IVRS
iommu/amd: Actually enforce geometry aperture
drivers/iommu/amd_iommu.c | 16 +++-
drivers/iommu/amd_iommu_init.c | 26 ++
drivers/iommu/amd_iommu_types.h | 3 +++
3 files changed, 40 insertions(+), 5 deletions(-)
Would you consider taking these patches for the next release?
Regards,
Sebastian
Amazon Development Center Germany GmbH
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10117 Berlin
Geschaeftsfuehrung: Christian Schlaeger, Jonathan Weiss
Eingetragen am Amtsgericht Charlottenburg unter HRB 149173 B
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