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feat(precheck): add extra prechecks

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- no shapes outside project area
- VPWR/VGND present, VAPWR present iff uses_3v3
- no invalid layers
- cell names don't have '#' or '/'
- urpm to nwell spacing satisfies DRC
- analog pins have adjacent metal iff marked as used
This commit is contained in:
htfab
2025-01-31 17:53:57 +02:00
committed by Uri Shaked
parent 2036138b0e
commit 2241597d6b
6 changed files with 500 additions and 62 deletions
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precheck/tech_data.py
+75
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# fmt: off
valid_layers_sky130 = {
(10, 0), (11, 0), (11, 20), (11, 44), (17, 0), (18, 20), (20, 0), (21, 0),
(22, 0), (22, 20), (22, 21), (22, 22), (22, 23), (22, 24), (23, 0), (23, 28),
(25, 0), (25, 42), (25, 43), (25, 44), (26, 20), (26, 21), (26, 22), (27, 0),
(28, 0), (28, 28), (29, 20), (29, 21), (29, 22), (30, 0), (31, 20), (31, 21),
(31, 22), (32, 0), (33, 24), (33, 42), (33, 43), (33, 44), (34, 0), (34, 28),
(35, 0), (36, 0), (36, 28), (37, 0), (38, 20), (38, 21), (38, 22), (39, 0),
(40, 0), (41, 0), (41, 28), (43, 0), (44, 0), (44, 5), (44, 16), (44, 20),
(44, 42), (44, 43), (45, 20), (45, 21), (45, 22), (46, 0), (48, 0), (49, 0),
(50, 0), (51, 0), (51, 28), (53, 42), (53, 43), (53, 44), (56, 0), (56, 28),
(58, 0), (59, 0), (59, 28), (61, 20), (62, 20), (62, 21), (62, 22), (62, 24),
(64, 5), (64, 13), (64, 14), (64, 16), (64, 18), (64, 20), (64, 44), (64, 59),
(65, 4), (65, 5), (65, 6), (65, 8), (65, 13), (65, 14), (65, 16), (65, 20),
(65, 23), (65, 41), (65, 44), (65, 48), (65, 60), (66, 4), (66, 5), (66, 9),
(66, 13), (66, 14), (66, 15), (66, 16), (66, 20), (66, 23), (66, 25), (66, 41),
(66, 44), (66, 58), (66, 60), (66, 83), (67, 4), (67, 5), (67, 10), (67, 13),
(67, 14), (67, 15), (67, 16), (67, 20), (67, 23), (67, 25), (67, 41), (67, 44),
(67, 48), (67, 60), (68, 4), (68, 5), (68, 10), (68, 13), (68, 14), (68, 15),
(68, 16), (68, 20), (68, 23), (68, 25), (68, 32), (68, 33), (68, 34), (68, 35),
(68, 36), (68, 37), (68, 38), (68, 39), (68, 41), (68, 44), (68, 48), (68, 58),
(68, 60), (68, 88), (68, 89), (68, 90), (68, 91), (68, 92), (68, 93), (69, 4),
(69, 5), (69, 10), (69, 13), (69, 14), (69, 15), (69, 16), (69, 20), (69, 23),
(69, 25), (69, 32), (69, 33), (69, 34), (69, 35), (69, 36), (69, 37), (69, 38),
(69, 39), (69, 41), (69, 44), (69, 48), (69, 58), (69, 60), (69, 88), (69, 89),
(69, 90), (69, 91), (69, 92), (69, 93), (70, 4), (70, 5), (70, 10), (70, 13),
(70, 14), (70, 15), (70, 16), (70, 17), (70, 20), (70, 23), (70, 25), (70, 32),
(70, 33), (70, 34), (70, 35), (70, 36), (70, 37), (70, 38), (70, 39), (70, 41),
(70, 44), (70, 48), (70, 60), (70, 88), (70, 89), (70, 90), (70, 91), (70, 92),
(70, 93), (71, 4), (71, 5), (71, 10), (71, 13), (71, 14), (71, 15), (71, 16),
(71, 17), (71, 20), (71, 23), (71, 25), (71, 32), (71, 33), (71, 34), (71, 35),
(71, 36), (71, 37), (71, 38), (71, 39), (71, 41), (71, 44), (71, 48), (71, 60),
(71, 88), (71, 89), (71, 90), (71, 91), (71, 92), (71, 93), (72, 4), (72, 5),
(72, 10), (72, 13), (72, 14), (72, 15), (72, 16), (72, 17), (72, 20), (72, 23),
(72, 25), (72, 32), (72, 33), (72, 34), (72, 35), (72, 36), (72, 37), (72, 38),
(72, 39), (72, 88), (72, 89), (72, 90), (72, 91), (72, 92), (72, 93), (74, 5),
(74, 13), (74, 14), (74, 15), (74, 16), (74, 20), (74, 21), (74, 22), (74, 88),
(74, 89), (74, 90), (74, 91), (74, 92), (74, 93), (75, 20), (76, 5), (76, 16),
(76, 20), (76, 44), (77, 20), (78, 44), (79, 20), (80, 20), (81, 1), (81, 2),
(81, 3), (81, 4), (81, 6), (81, 7), (81, 8), (81, 10), (81, 11), (81, 12),
(81, 13), (81, 14), (81, 15), (81, 17), (81, 19), (81, 20), (81, 23), (81, 27),
(81, 50), (81, 51), (81, 52), (81, 53), (81, 54), (81, 57), (81, 60), (81, 63),
(81, 79), (81, 81), (81, 101), (81, 125), (82, 5), (82, 20), (82, 24),
(82, 25), (82, 26), (82, 27), (82, 28), (82, 44), (82, 59), (82, 64), (83, 44),
(84, 23), (84, 44), (85, 44), (86, 20), (87, 42), (87, 43), (87, 44), (88, 0),
(88, 44), (89, 32), (89, 33), (89, 34), (89, 35), (89, 36), (89, 37), (89, 38),
(89, 39), (89, 44), (90, 4), (90, 20), (91, 44), (92, 44), (93, 0), (93, 44),
(94, 0), (94, 20), (95, 20), (96, 0), (96, 20), (96, 21), (96, 22), (96, 44),
(97, 0), (97, 42), (97, 43), (97, 44), (98, 0), (98, 42), (98, 43), (98, 44),
(99, 0), (100, 0), (101, 0), (101, 42), (101, 43), (101, 44), (104, 42),
(104, 43), (104, 44), (105, 20), (105, 21), (105, 22), (105, 42), (105, 43),
(105, 44), (105, 52), (106, 42), (106, 43), (106, 44), (107, 20), (107, 21),
(107, 22), (107, 24), (108, 20), (108, 21), (108, 22), (109, 42), (109, 43),
(109, 44), (110, 20), (110, 21), (110, 22), (112, 4), (112, 20), (112, 21),
(112, 22), (112, 42), (112, 43), (115, 42), (115, 43), (115, 44), (117, 4),
(117, 20), (117, 21), (117, 22), (122, 5), (122, 16), (124, 40), (125, 20),
(125, 44), (127, 21), (127, 22), (201, 20), (235, 0), (235, 4), (235, 250),
(235, 252), (236, 0)
}
# fmt: on
# layers used for the analog pin check
layer_map_sky130 = {
"met4": (71, 20),
"via3": (70, 44),
}
def analog_pin_pos_sky130(pin_number: int, uses_3v3: bool):
return 151.81 - 19.32 * pin_number - (15.64 if uses_3v3 else 0)
valid_layers = {"sky130": valid_layers_sky130}
layer_map = {"sky130": layer_map_sky130}
analog_pin_pos = {"sky130": analog_pin_pos_sky130}