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feat: add DRC & LVS for ORFS (#72)

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Co-authored-by: htfab <mpw@htamas.net>
This commit is contained in:
htfab
2024-10-14 15:04:43 +03:00
committed by GitHub
co-authored by htfab
parent 30dbb0cd1b
commit dcab9fc353
2 changed files with 136 additions and 1 deletions
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project.py
+90 -1
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@@ -562,7 +562,11 @@ class Project:
if self.args.orfs:
shutil.rmtree("runs/wokwi", ignore_errors=True)
os.makedirs("runs/wokwi", exist_ok=True)
harden_cmd = f"make -B -C $ORFS_ROOT/flow all generate_abstract"
cdl = os.path.join(
self.local_dir,
"runs/wokwi/objects/ihp-sg13g2/tt-submission/base/6_final_concat.cdl",
)
harden_cmd = f"make -B -C $ORFS_ROOT/flow all generate_abstract {cdl}"
env = os.environ.copy()
if "ORFS_ROOT" not in env:
env["ORFS_ROOT"] = os.path.join(self.local_dir, "OpenROAD-flow-scripts")
@@ -602,6 +606,11 @@ class Project:
logging.error("harden failed")
exit(1)
# DRC & LVS aren't included in the default ORFS flow
if self.args.orfs:
self.run_drc()
self.run_lvs()
# Write commit information
if self.args.orfs:
commit_id_json_path = (
@@ -685,6 +694,86 @@ class Project:
os.chdir(cwd)
def run_drc(self):
if self.args.orfs:
gds_path = os.path.join(
self.local_dir,
"runs/wokwi/results/ihp-sg13g2/tt-submission/base/6_final.gds",
)
drc_script = os.path.join(
os.environ["IHP_PDK_ROOT"],
"ihp-sg13g2/libs.tech/klayout/tech/drc/sg13g2_maximal.lydrc",
)
drc_report = os.path.join(
self.local_dir,
"runs/wokwi/reports/ihp-sg13g2/tt-submission/base/6_drc.lyrdb",
)
drc_log = os.path.join(
self.local_dir,
"runs/wokwi/logs/ihp-sg13g2/tt-submission/base/6_drc.log",
)
drc_cmd = f"klayout -b -rd in_gds={gds_path} -rd report_file={drc_report} -rd density=false -r {drc_script} | tee {drc_log}"
p = subprocess.run(drc_cmd, shell=True)
if p.returncode != 0:
logging.error("DRC job exited abnormally")
exit(1)
with open(drc_report) as f:
drc_ok = True
for line in f:
line = line.strip()
if m := re.match("<category>'([^']*)'</category>", line):
if m[1] != "Pin.f.M5":
drc_ok = False
break
if drc_ok:
logging.info("DRC passed")
else:
logging.error("DRC failed")
exit(1)
else:
logging.warning(
"DRC is already included in OpenLane hardening job, skipping"
)
def run_lvs(self):
if self.args.orfs:
gds_path = os.path.join(
self.local_dir,
"runs/wokwi/results/ihp-sg13g2/tt-submission/base/6_final.gds",
)
cdl_path = os.path.join(
self.local_dir,
"runs/wokwi/objects/ihp-sg13g2/tt-submission/base/6_final_concat.cdl",
)
lvs_script = os.path.join(
os.environ["IHP_PDK_ROOT"],
"ihp-sg13g2/libs.tech/klayout/tech/lvs/sg13g2_full.lylvs",
)
lvs_report = os.path.join(
self.local_dir,
"runs/wokwi/reports/ihp-sg13g2/tt-submission/base/6_lvs.lvsdb",
)
lvs_log = os.path.join(
self.local_dir,
"runs/wokwi/logs/ihp-sg13g2/tt-submission/base/6_lvs.log",
)
lvs_cmd = f"klayout -b -rd in_gds={gds_path} -rd cdl_file={cdl_path} -rd report_file={lvs_report} -rd run_mode=deep -r {lvs_script} | tee {lvs_log}"
p = subprocess.run(lvs_cmd, shell=True)
if p.returncode != 0:
logging.error("LVS job exited abnormally")
exit(1)
with open(lvs_log) as f:
ok_msg = "Congratulations! Netlists match."
if any(ok_msg in line for line in f):
logging.info("LVS passed")
else:
logging.error("LVS failed")
exit(1)
else:
logging.warning(
"LVS is already included in OpenLane hardening job, skipping"
)
def create_fpga_bitstream(self):
logging.info(f"Creating FPGA bitstream for {self}")