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ecp5: Fix timing data import

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Signed-off-by: David Shah <dave@ds0.me>
This commit is contained in:
David Shah 2018-11-15 16:57:17 +00:00
parent 18813f2056
commit 703ff2818f
1 changed files with 16 additions and 5 deletions
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21
ecp5/trellis_import.py
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@ -144,6 +144,13 @@ speed_grade_pips = {}
pip_class_to_idx = {"default": 0}
timing_port_xform = {
"RAD0": "D0",
"RAD1": "B0",
"RAD2": "C0",
"RAD3": "A0",
}
def process_timing_data():
for grade in speed_grade_names:
@ -158,14 +165,18 @@ def process_timing_data():
if entry["type"] == "Width":
continue
elif entry["type"] == "IOPath":
from_pin = constids[entry["from_pin"]]
to_pin = constids[entry["to_pin"]]
from_pin = entry["from_pin"][1] if type(entry["from_pin"]) is list else entry["from_pin"]
if from_pin in timing_port_xform:
from_pin = timing_port_xform[from_pin]
to_pin = entry["to_pin"]
if to_pin in timing_port_xform:
to_pin = timing_port_xform[to_pin]
min_delay = min(entry["rising"][0], entry["falling"][0])
max_delay = min(entry["rising"][2], entry["falling"][2])
delays.append((from_pin, to_pin, min_delay, max_delay))
delays.append((constids[from_pin], constids[to_pin], min_delay, max_delay))
elif entry["type"] == "SetupHold":
pin = constids[entry["pin"]]
clock = constids[entry["clock"]]
clock = constids[entry["clock"][1]]
min_setup = entry["setup"][0]
max_setup = entry["setup"][2]
min_hold = entry["hold"][0]
@ -190,7 +201,7 @@ def process_timing_data():
def get_pip_class(wire_from, wire_to):
class_name = pip_classes.get_pip_class(wire_from, wire_to)
if class_name is None:
if class_name is None or class_name not in pip_class_to_idx:
class_name = "default"
return pip_class_to_idx[class_name]