vijayan

Resizer routing timing failing with routing congestion

8

`Description` This is MPW-5 passed design. WIth latest openroad its failed to complete global routing. MPW-5 repo: https://github.com/htfab/asicle/blob/main/openlane/user_project/config.tcl `Logs` ``` [INFO GRT-0101] Running extra iterations to remove overflow. [WARNING GRT-0227]...

**`Issue Description:`** With `set ::env(PL_ROUTABILITY_DRIVEN) {1};` configuration facing abnormal exit by tool. **`Log:`** ``` [STEP 7] [INFO]: Running Global Placement... [ERROR]: during executing openroad script /openlane/scripts/openroad/replace.tcl [ERROR]: Exit code: 1...

Fanout violations during global routing

15

@tspyrou As I tried APU design with GF180 PDK, during global routing seeing rise in fanout count causing timing violations of WNS with -234ns. Attached DEF and `groute.tcl` Log snippet:...

Placement resizer timing not met with OpenLane tag 2022.09.13 and above

12

## Description MPW design which met timing till OpenLane tag 2022.09.08. But failed to meet timing OpenLane tag 2022.09.13 and above. ## Expected behavior Fix timing issue. ## Environment ```...

## Description `yonga_modbus_controller` is a MPW shuttle design. Its running part of regression in CI [here]( https://github.com/The-OpenROAD-Project/OpenLane-MPW-CI) Latest regression run here: https://github.com/The-OpenROAD-Project/OpenLane-MPW-CI/pull/77/checks?check_run_id=8172372160 Till OpenLane [2022.09.02](https://github.com/The-OpenROAD-Project/OpenLane/releases/tag/2022.09.02) flow completes successfully. From OpenLane...

Magic reports DRC errors

2

### Description I just brief on this issue track from where its started and now struck at Magic DRC error. This is a MPW Shuttle project https://github.com/merledu/Ghazi_DFT and 5 more...

Routing time too high with latest OpenROAD

10

Description: With OpenLane tag: [2022.08.25](https://github.com/The-OpenROAD-Project/OpenLane/releases/tag/2022.08.25) and OpenROAD commit: 4a99e88667b0840531ca0096c4fa0da8f80d6cb1 MPW design syntacore 5Hrs took to complete routing. With OpenLane tag: [2022.09.05](https://github.com/The-OpenROAD-Project/OpenLane/releases/tag/2022.09.05) and OpenROAD commit: 4174c3ad802d2ac1d04d387d2c4b883903f6647e its took 27Hrs to complete...

How to install gf180mc-pdk

1

## Expected Behavior Installation steps for gf180mcu-pdk ## Actual Behavior Sorry if still on the development. I didn't find any document for installation for this PDK and how to use....

As per [config.tcl](https://github.com/RTimothyEdwards/open_pdks/blob/master/gf180mcu/openlane/config.tcl) some of the file paths missing in the PDK directory. ``` # Latch mapping set ::env(SYNTH_LATCH_MAP) "$::env(PDK_ROOT)/$::env(PDK)/libs.tech/openlane/$::env(STD_CELL_LIBRARY)/latch_map.v" # Tri-state buffer mapping set ::env(TRISTATE_BUFFER_MAP) "$::env(PDK_ROOT)/$::env(PDK)/libs.tech/openlane/$::env(STD_CELL_LIBRARY)/tribuff_map.v" # Full adder...

Add metrics generation to track QoR

4

### Description OpenROAD supports metrics generation to track QoR. Command: `./openroad -metric file.json` `Metrics.tcl` available [here](https://github.com/The-OpenROAD-Project/OpenROAD/blob/master/src/Metrics.tcl) Implement metrics generation for OpenLane flow as well. ### Proposal Sample `metrics.json` for floorplan...