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feat(precheck): port the gds/lef pin consistency check to gf180mcuD

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This commit is contained in:
htfab
2026-07-29 17:39:19 +02:00
parent d869909e41
commit ff75e344cd
2 changed files with 41 additions and 32 deletions
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precheck/pin_check.py
+35 -32
View File
@@ -410,41 +410,44 @@ def pin_check(
gds_errors = 0
if tech != "gf180mcuD":
gds_layers = valid_lef_port_layers[tech]
gds_layer_lookup = {j: i for i, j in gds_layers.items()}
polygon_list = {layer: [] for layer in gds_layers}
for poly in top.polygons:
poly_layer = (poly.layer, poly.datatype)
layer_name = gds_layer_lookup.get(poly_layer, None)
if layer_name is not None:
polygon_list[layer_name].append(poly)
merged_layers = {}
for layer in gds_layers:
merged_layers[layer] = gdstk.boolean(polygon_list[layer], [], "or")
gds_layers = valid_lef_port_layers[tech]
gds_layer_lookup = {j: i for i, j in gds_layers.items()}
polygon_list = {layer: [] for layer in gds_layers}
for poly in top.polygons:
poly_layer = (poly.layer, poly.datatype)
layer_name = gds_layer_lookup.get(poly_layer, None)
if layer_name is not None:
polygon_list[layer_name].append(poly)
merged_layers = {}
for layer in gds_layers:
merged_layers[layer] = gdstk.boolean(polygon_list[layer], [], "or")
for current_pin, lef_rects in sorted(lef_ports_orig.items()):
for layer, lx, by, rx, ty in lef_rects:
if layer + ".pin" not in gds_layers:
raise PrecheckFailure(
f"Unexpected port layer in LEF: {current_pin} is on layer {layer}"
)
for current_pin, lef_rects in sorted(lef_ports_orig.items()):
for layer, lx, by, rx, ty in lef_rects:
if tech == "gf180mcuD":
pin_layer = f"{layer}_label"
else:
pin_layer = f"{layer}.pin"
if pin_layer not in gds_layers:
raise PrecheckFailure(
f"Unexpected port layer in LEF: {current_pin} is on layer {layer}"
)
pin_ok = False
for poly in merged_layers[layer + ".pin"]:
if poly.contain_all(
((lx + 1) / 1000, (by + 1) / 1000),
((rx - 1) / 1000, (by + 1) / 1000),
((lx + 1) / 1000, (ty - 1) / 1000),
((rx - 1) / 1000, (ty - 1) / 1000),
):
pin_ok = True
pin_ok = False
for poly in merged_layers[pin_layer]:
if poly.contain_all(
((lx + 1) / 1000, (by + 1) / 1000),
((rx - 1) / 1000, (by + 1) / 1000),
((lx + 1) / 1000, (ty - 1) / 1000),
((rx - 1) / 1000, (ty - 1) / 1000),
):
pin_ok = True
if not pin_ok:
logging.error(
f"Port {current_pin} missing from layer {layer}.pin in {gds}"
)
gds_errors += 1
if not pin_ok:
logging.error(
f"Port {current_pin} missing from layer {pin_layer} in {gds}"
)
gds_errors += 1
if lef_errors > 0 or gds_errors > 0:
err_list = []
precheck/tech_data.py
+6
View File
@@ -163,6 +163,12 @@ valid_lef_port_layers = {
"Metal5.pin": (67, 2),
"TopMetal1.pin": (126, 2),
},
"gf180mcuD": {
"Metal1_label": (34, 10),
"Metal2_label": (36, 10),
"Metal3_label": (42, 10),
"Metal4_label": (46, 10),
},
}
forbidden_layers = {
"sky130A": [