GRLIB GPL 2025.1 released

General - GRLIB SoC
1

The development team is pleased to announce the release of GRLIB GPL 2025.1-b4296, which is now available for download from:

https://download.gaisler.com/products/GRLIB/bin/grlib-gpl-2025.1-b4296.tar.gz

Bitfile and netlist packages are available via:

The changelog is here:

http://download.gaisler.com/products/GRLIB/doc/Changelog.txt

and is also reproduced below.

Some of the highlights are:

  • Versal support added.
  • New AXI modules, including an AXI-to-AHB bridge and resizer.
  • New AHBJTAG_EXTTAP IP to instantiate the TAP module externally.
  • Small fixes for LEON5 and NOEL-V.

Updated example bitstreams for LEON5 and NOEL-V are available for download from:

If you find any any reproducible bugs or issues please don’t hesitate to post in the community.

----------------------- Release 2025.1-b4296 ---------------------------

2025-03-21 New AHBJTAG_EXTTAP IP. Modified version of AHBJTAG where the TAP module is instantiated externally. Especially suitable for technologies where the TAP cannot be instantiated standalone, such as AMD Versal.

2025-03-21 Added support for Versal memories

2025-03-21 NOELV: Workaround for Cadence synthesis issues

2025-03-13 LEON5: Fix issue when building with the global async reset setting in the grlib config package.

2025-01-16 AXI: Add new modules

  • AXI4 to AHB2 bridge
  • AXI4-Stream skidbuffer
  • AXI4-Stream gearbox
  • AXI4 transaction resizer
2

Will NOEL3 be included in GRLIB as open source in the future?

3

Hi WEI,

Thanks for the question! We have not decided it yet. I will provide an update when there is something that can be officially shared.

Stay tuned :wink:
Joaquin

4

Hi WEI,

NOEL3 will be released in 2025Q3, but it will initially not be part of the GPL release. This may change at a later point though.

Joaquin

5

Hi Joaquin,

Thank you for your updating! I will continue to pay attention to it.