Caravel Automation scripts

Dependencies

• Magic
• Klayout
• Netgen

How to run

export CARAVEL_ROOT=<caravel path>
export MCW_ROOT=<mgmt core path>
export UPRJ_ROOT=<caravel user project path>
export PDK_ROOT=<path to pdk>
export PDK=<sky130A/B>

python3 signoff_automation.py [-options]

usage: signoff_automation.py [-h] [-d] [-l] [-v] [-rtl] [-gl] [-sdf] [-iv] [-sta] [-a]

optional arguments:
  -h, --help                    show this help message and exit

  -drc, --drc_check             run drc check

  -l, --lvs_check               run lvs check

  -v, --verification            run verification

  -rtl, --rtl                   run rtl verification

  -gl, --gl                     run gl verification

  -sdf, --sdf                   run sdf verification

  -iv, --iverilog               run verification using iverilog

  -sta, --primetime_sta         run STA using PrimeTime

  -d DESIGN, --design DESIGN    design under test

  -a, --all                     run all checks

How to run Caravel top-level STA including user project wrapper

1. edit in spef_mapping.tcl to add mapping of the modules instantiated in user_project_wrapper/user_analog_project_wrapper to their spef. this is required to enable hierarchical parasitic annotation.
2. run the command

python3 signoff_automation.py -d caravel -sta

Reports and logs

Reports can be found at $CARAVEL_ROOT/signoff/<design_name>/

Logs can be found at $CARAVEL_ROOT/signoff/<design_name>/standalone_pvr/logs and $CARAVEL_ROOT/signoff/<design_name>/primetime-signoff/logs

If the design is related to the Management Core SoC, $CARAVEL_ROOT is replaced by $MCW_ROOT for the reports and logs