I am facing following error ```[STEP 27] [INFO]: R...
# magic
v
I am facing following error
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[STEP 27]
[INFO]: Running Magic Spice Export from LEF...
[ERROR]: There are illegal overlaps (e.g., routes over obstructions) in your design.
[ERROR]: See /openlane/designs/axi_dma_wrapper/runs/RUN_2022.06.02_12.36.52/logs/signoff/27-ext2spice.feedback.txt for more.
27-ext2spice.feedback.txt
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box 235198 340496 236125 340592
feedback add "Illegal overlap between obsm1 and metal1 (types do not connect)" medium
box 235198 339952 236125 340048
feedback add "Illegal overlap between obsm1 and metal1 (types do not connect)" medium
box 235198 339408 236125 339504
feedback add "Illegal overlap between obsm1 and metal1 (types do not connect)" medium
box 236123 340496 237525 340592
Any suggestion how to fix it or shall I file github issue. Thanks in advance
m
You can't have overlaps between obsm1 and metal1. You'll have to fix the layout.
v
is there any steps or configuration can be used to fix that? user repo : https://github.com/pwang7/caravel_user_project/blob/main/openlane/user_project_wrapper/config.tcl
m
If can open the gds in magic, I believe you can find the overlaps by executing the box commands in the console. Ex.
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box 235198 339952 236125 340048
Can you find the problem?
v
@Mitch Bailey thanks for the hint. I am not familiar with magic tool for finding and fix the problem. If you've steps plz share will try at my end. Also this is MPW1 shuttle design. Maybe re-harden with latest OpenLane may fix this issue.
m
To change the coordinates to klayout (um), divide by 200. In klayout, Display->Goto position will place a marker at the specified coordinates.