OpenLane

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spm design fails during Synthesis ABC mapping with set ::env(STD_CELL_LIBRARY) "sky130_fd_sc_hvl"

3

### Description spm design fails if I use `set ::env(STD_CELL_LIBRARY) "sky130_fd_sc_hvl"` in config.tcl ### Environment ``` Kernel: Linux v3.10.0-1160.49.1.el7.x86_64 Distribution: centos 7 Python: v3.6.8 (OK) Critical Alert: No Docker or...

vijayank88

[question] How to set up OpenLane without Docker?

4

Docket isn't available for my platform. Are there instructions how to set up OpenLane without it?

yurivict

Include PDK into alternative docker image

24

### Prompt OpenROAD has the capability to include the PDK into the docker image, this is a nice deployment feature. ### Proposal Two docker images should be built, one with...

oharboe

Detect area too small for PDN earlier in the flow

2

### Description Setting a small die area crashes the flow, as the minimized PDN has pitch smaller than 2 x (width + spacing). Maybe a relevant warning can be added?...

armleo

Some of the timing reports either don't make sense or needs to include more information; in `reports/routing` there's are two report `parasitics_sta.wns.rpt` and `parasitics_sta.worst_slack.rpt` that basically report the same thing,...

marwaneltoukhy

Update PDK parameters for global placement and global routing

1

### Prompt Update PDK parameters for global placement and global routing ### Proposal [Efabless should study these changes to the default parameters in global placement padding fastroute parameters which we...

tspyrou

Allow cell flattening in magic extraction

2

### Prompt Currently, magic extracts each layout cell separately. This can lead to confusing netlists with unnecessary hierarchies when using parameterized layout cells from GDS. For example, `nmos_m10_w7_000_sli_dli_da_p` in the...

d-m-bailey

OpenSTA hang with tristate

4

### Description This bug was found by @anall. This reduced test case shows the issue: https://github.com/anall/bug-openlane_hang/tree/reduced OpenLane hangs at step 12 trying to print clock skew report. ### Environment *...

mattvenn

PDK_ROOT (and other paths passed) must be absolute

1

**Describe the bug** When PDK_ROOT contains "../" to refer to the PDK, openlane fails. Workaround: Make sure that PDK_ROOT does not contain ../ for example in the following way: export...

thesourcerer8

CVC step fails if MAGIC_EXT_USE_GDS=1

5

I set MAGIC_EXT_USE_GDS=1 in configuration file to activate Device level LVS and got CVC step (34) failed because awk is not able to find results/magic/.lef.spice and crashes. Here is a...

stevvik