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Warning in the PDK LEF files #550

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kareefardi opened this issue Sep 18, 2024 · 3 comments
Open

Warning in the PDK LEF files #550

kareefardi opened this issue Sep 18, 2024 · 3 comments
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⛔️ blocked This issue or PR is pending an issue with an underlying utility ✨ enhancement New feature or request

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@kareefardi
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Description

LEF58_ENCLOSURE with no CUTCLASS is not supported. Skipping for layer mcon

Expected Behavior

No warning

Environment report

N/A

Reproduction material

Run the smoke test example through the flow

Relevant log output

[WARNING DRT-0349] LEF58_ENCLOSURE with no CUTCLASS is not supported. Skipping for layer mcon
[WARNING DRT-0349] LEF58_ENCLOSURE with no CUTCLASS is not supported. Skipping for layer mcon
[WARNING DRT-0349] LEF58_ENCLOSURE with no CUTCLASS is not supported. Skipping for layer via
[WARNING DRT-0349] LEF58_ENCLOSURE with no CUTCLASS is not supported. Skipping for layer via
[WARNING DRT-0349] LEF58_ENCLOSURE with no CUTCLASS is not supported. Skipping for layer via2
[WARNING DRT-0349] LEF58_ENCLOSURE with no CUTCLASS is not supported. Skipping for layer via2
[WARNING DRT-0349] LEF58_ENCLOSURE with no CUTCLASS is not supported. Skipping for layer via3
[WARNING DRT-0349] LEF58_ENCLOSURE with no CUTCLASS is not supported. Skipping for layer via3
[WARNING DRT-0349] LEF58_ENCLOSURE with no CUTCLASS is not supported. Skipping for layer via4
[WARNING DRT-0349] LEF58_ENCLOSURE with no CUTCLASS is not supported. Skipping for layer via4
@donn
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donn commented Sep 18, 2024

Nothing's wrong with the PDK. This is a matter of OpenROAD not supporting this specifically.

We can suppress the warning in OpenLane, but we shouldn't modify the PDK for this.

@donn donn added the ✨ enhancement New feature or request label Sep 18, 2024
@kareefardi
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It could be a warning related to the LEF spec that is printed by OpenROAD

@kareefardi
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Started a discussion in OpenROAD The-OpenROAD-Project/OpenROAD#5839

@donn donn added the ⛔️ blocked This issue or PR is pending an issue with an underlying utility label Oct 7, 2024
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@kareefardi @donn