23.11

New features

• Add the ability to use llvm-embedded toolchain:
  • Please specify the following SCons parameters or place them in your options.py:
    • use_llvm_embedded=1
    • llvm_embedded_toolchain_path=<path_to_llvm_binaries>
  • Add support for elementwise multiplication.

Public API changes

• Remove the 'cascading' prefix from the driver stack components.
• Make firmware, model interface, and PLE source code public.
• Command stream version increased to 7.
• Driver Library version increased to 8.
• Support Library version increased to 5.

Other changes

• Remove the '-block-inferences-debug' option from system tests.
• Improve the ordering of commands in the control unit controller.
• Improve performance under higher system latencies.
• Fix bugs related to:
  • Handling relative paths when installing the library.
  • Caching networks with multiple subgraphs.
• Some IRQ flags are now fetched from the device tree instead of being hardcoded.
• Make sure weight streams payload size fit in the Ethos-N hardware struct.
• Add some useful devloper tools to the repository.

Known issues

• Standalone padding and convolution layers of certain dimensions with padding might trigger a cyclic dependency during graph compilation.