| export OPENLANE_ROOT=~/opt/silicon/openlane # you need to export this whenever you start a new shell | |
| export PDK_ROOT=~/opt/silicon/pdks # you need to export this whenever you start a new shell | |
| export PDKPATH=$PDK_ROOT/sky130A | |
| # export the PDK variant depending on your shuttle, if you don't know leave it to the default | |
| # for sky130 MPW shuttles.... | |
| export PDK=sky130A | |