[edk2-devel] [PATCH v2 0/8] IORT Rev E.b specification updates

Sami Mujawar sami.mujawar at arm.com
Thu Jun 17 09:55:29 UTC 2021


Bugzilla: 3458 - Add support IORT Rev E.b specification updates
          (https://bugzilla.tianocore.org/show_bug.cgi?id=3458)

The IO Remapping Table (IORT) specification has been updated to
rev E.b. The following updates are introduced including the errata
to rev E and E.a:
  - increments the IORT table revision to 3.
  - updates the node definition to add an 'Identifier' field.
  - adds definition of node type 6 - Reserved Memory Range node.
  - adds definition for Memory Range Descriptors.
  - adds flag to indicate PRI support for root complexes.
  - adds flag to indicate if the root complex supports forwarding
    of PASID information on translated transactions to the SMMU.

The v1 patch series:
  - Updates the IORT header file to match the Rev E.b specification.
  - Add support to parse IORT Rev E.b tables
  - Add support to generate IORT Rev E.b compliant ACPI tables
    using Dynamic Tables Framework.

This v2 patch series includes all changes from v1 patch series
except the following 2 patches have been modified to set the
EFI_ACPI_IO_REMAPPING_TABLE_REVISION macro to Rev 0 as setting
to Rev 3 will break existing platforms, the problem being that
the Identifier field in the IORT nodes would not be unique.
  - MdePkg: IORT header update for IORT Rev E.b spec
  - DynamicTablesPkg: IORT generator updates for Rev E.b spec

The changes can be seen at:
https://github.com/samimujawar/edk2/tree/1527_iort_rev_eb_v2

Sami Mujawar (8):
  MdePkg: Fix IORT header file include guard
  MdePkg: IORT header update for IORT Rev E.b spec
  ShellPkg: Acpiview: Abbreviate field names to preserve alignment
  ShellPkg: Acpiview: IORT parser update for IORT Rev E.b spec
  DynamicTablesPkg: IORT set reference to Id array only if present
  DynamicTablesPkg: IORT set reference to interrupt array if present
  DynamicTablesPkg: Update ArmNameSpaceObjects for IORT Rev E.b
  DynamicTablesPkg: IORT generator updates for Rev E.b spec

 DynamicTablesPkg/Include/ArmNameSpaceObjects.h                         |  58 ++
 DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator.c       | 772 ++++++++++++++++++--
 DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator.h       |   5 +-
 MdePkg/Include/IndustryStandard/IoRemappingTable.h                     |  71 +-
 ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Iort/IortParser.c | 207 +++++-
 5 files changed, 1013 insertions(+), 100 deletions(-)

-- 
'Guid(CE165669-3EF3-493F-B85D-6190EE5B9759)'



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