[edk2-devel] [PATCH 0/2] Add support for PCI IO using Qword resources

Jeff Brasen via groups.io jbrasen=nvidia.com at groups.io
Mon Sep 11 23:48:56 UTC 2023


Use AmlCodeGenRdQWordIo() to generate the I/O range in _CRS instead of
AmlCodeGenRdDWordIo() to cater to the scenarios where 64-bit addresses
can be used to generate I/O packets over the PCIe bus.

Vidya Sagar (2):
  DynamicTablesPkg: AML Code generation for I/O ranges
  DynamicTablesPkg: AcpiSsdtPcieLibArm: Use QWord to describe I/O range

 .../Include/Library/AmlLib/AmlLib.h           | 67 ++++++++++++++
 .../AcpiSsdtPcieLibArm/SsdtPcieGenerator.c    |  2 +-
 .../AmlLib/CodeGen/AmlResourceDataCodeGen.c   | 90 +++++++++++++++++++
 3 files changed, 158 insertions(+), 1 deletion(-)

-- 
2.25.1



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