noticed that the open pdks ver

Question

< U020J2W6Q84> < U016EM8L91B> noticed that the open pdks version requirements for `magic` seems to be different from the one shipped in `efabless openlane latest` ``` open pdks sky130 sky130A libs tech magic sky130A tech line 19 section version Error Magic version 8 3 260 is required by this techfile but this version of magic is 8 3 209 ```

proppy · Answer

< U020J2W6Q84> should we bump

Tim Edwards · Answer

It s not precisely a requirement because I added a check for the version of magic and implement a workaround for earlier versions So I could dial back that requirement if needed

proppy · Answer

< U016EM8L91B> that does seems to make the open pdk build fails for me is that supposed to be not fatal or is there a way to override it

proppy · Answer

I think it might be better to get openlane updated nonetheless assuming they re fine with the newer version

proppy · Answer

I ll draft a PR

proppy · Answer

oh wait I forgot that openlane does pin open pdk on a specific version so that must be the desired behavior

proppy · Answer

proppy · Answer

i e earlier version of open pdk don t have that check

proppy · Answer

<https github com RTimothyEdwards open pdks blob 476f7428f7f686de51a5164c702629a9b9f2da46 sky130 magic sky130gds tech L9> sorry for the noise slightly smiling face

proppy · Answer

now I m curious if `open pdks` pins the same version of skywater pdk as openlane does <https github com The OpenROAD Project OpenLane blob aac68a0ca1de2ffe512d88f9e907f4fb89a61aed dependencies tool metadata yml L100> slightly smiling face

donn · Answer

Later versions of magic break things I only support the sky130 open pdks magic combination I tested and know works

donn · Answer

openlane bot checks the newest version of magic every 24 hours You ll find that the CI is failing <https github com The OpenROAD Project OpenLane pull 820>

proppy · Answer

< U020J2W6Q84> thanks for the pointer