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@yvantor yvantor commented Sep 20, 2025

Upstream features from Astral tapeout. In particular:

  • Integration of the padframe
  • Integration of the FLLs
  • Functional physical implementation flow

Also addressing several bug-fixes, including:

Yvan Tortorella and others added 30 commits July 2, 2024 22:31
…ference (pulp-platform#262)

* WIP: add wce test.

* Fix `buffer` accesses in `pulp-offload-intf.c`

* Let `pulp_boot_default` be defined by `elf2header.py`

* Point to yt/carfield branch for the `regression_tests`

* Fix `carfield.mk` indentation

* Correctly filter out `CAR_ELFLOAD_PULPD_INTF_SRC_C` from `CAR_SW_TEST_SRCS_C`
* Bump dependencies and align testbench with new Cheshire JTAG tasks.

* Fix connections.

* Align cache-enable CSR with OpenHW recent changes...

* Add draft CI flow.

* Use normal printf in `Helloworld`.

* Update nonfree rules.

* Fix parameter declaration in L2 Ecc asyncronoys buses.

* Fix PULP cluster EOC and busy enable connections.

* Update nonfree.

* Bump nonfree.

* Bump nonfree to copy uImage in dedicated `astral` folder.

* Apply suggestions from code review

Co-authored-by: Michael Rogenmoser <michael@rogenmoser.us>

---------

Co-authored-by: Yvan Tortorella <ytortorella@lagrev3.ee.ethz.ch>
Co-authored-by: Michael Rogenmoser <michael@rogenmoser.us>
Left commented old INTEL16 implementation of the PLL, as a reference.
Update README.md

Update README.md

Fixing simulation flow: WIP

Update README.md
…dded behavioural padframe dependency to Bender

Update README.md

Debugging (WIP)
…Pad behavioural model; Added necessary package; Removed memory initialization in the TB

Fixes after last rebase

Fixes after the last rebase

Fixes after the last rebase

Fixes after rebase
… Updated the TB accordingly. IMPORTANT: the FLL is slow (13.61MHz instead of the nominal 42MHz) and this causes issues with tests (e.g. the VIP of the hyperram complains that the CS is too slow)
@yvantor yvantor requested a review from alex96295 as a code owner September 20, 2025 12:07
@yvantor yvantor self-assigned this Sep 20, 2025
@yvantor yvantor marked this pull request as draft September 20, 2025 12:10
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9 participants