prjxray/fuzzers/034-cmt-pll-pips/generate.py

107 lines
3.1 KiB
Python

#!/usr/bin/env python3
from prjxray.segmaker import Segmaker
import os
import os.path
def bitfilter(frame, word):
if frame <= 1:
return False
return True
def main():
segmk = Segmaker("design.bits")
tiledata = {}
pipdata = {}
ignpip = set()
with open(os.path.join(os.getenv('FUZDIR'), '..', 'piplist', 'build',
'cmt_top', 'cmt_top_l_upper_t.txt')) as f:
for l in f:
tile_type, dst, src = l.strip().split('.')
if tile_type not in pipdata:
pipdata[tile_type] = []
pipdata[tile_type].append((src, dst))
with open(os.path.join(os.getenv('FUZDIR'), '..', 'piplist', 'build',
'cmt_top', 'cmt_top_r_upper_t.txt')) as f:
for l in f:
tile_type, dst, src = l.strip().split('.')
if tile_type not in pipdata:
pipdata[tile_type] = []
pipdata[tile_type].append((src, dst))
print("Loading tags from design.txt.")
with open("design.txt", "r") as f:
for line in f:
tile, pip, src, dst, pnum, pdir = line.split()
if not tile.startswith('CMT_TOP'):
continue
if 'UPPER_B' in tile:
continue
pip_prefix, _ = pip.split(".")
tile_from_pip, tile_type = pip_prefix.split('/')
assert tile == tile_from_pip
_, src = src.split("/")
_, dst = dst.split("/")
pnum = int(pnum)
pdir = int(pdir)
if tile not in tiledata:
tiledata[tile] = {
"type": tile_type,
"pips": set(),
"srcs": set(),
"dsts": set(),
}
tiledata[tile]["pips"].add((src, dst))
tiledata[tile]["srcs"].add(src)
tiledata[tile]["dsts"].add(dst)
if pdir == 0:
tiledata[tile]["srcs"].add(dst)
tiledata[tile]["dsts"].add(src)
if dst.startswith('CMT_TOP_R_UPPER_T_CLK') or \
dst.startswith('CMT_TOP_L_UPPER_T_CLK'):
ignpip.add((src, dst))
for tile, pips_srcs_dsts in tiledata.items():
tile_type = pips_srcs_dsts["type"]
pips = pips_srcs_dsts["pips"]
for src, dst in pipdata[tile_type]:
if (src, dst) in ignpip:
pass
elif (src, dst) in pips:
segmk.add_tile_tag(tile, "%s.%s" % (dst, src), 1)
elif (src, dst) not in tiledata[tile]["pips"]:
segmk.add_tile_tag(tile, "%s.%s" % (dst, src), 0)
internal_feedback = False
for src, dst in [
('CMT_TOP_L_CLKFBOUT2IN', 'CMT_TOP_R_UPPER_T_PLLE2_CLKFBIN'),
('CMT_TOP_R_CLKFBOUT2IN', 'CMT_TOP_R_UPPER_T_PLLE2_CLKFBIN'),
]:
if (src, dst) in pips:
internal_feedback = True
segmk.add_tile_tag(tile, "EXTERNAL_FEEDBACK", not internal_feedback)
segmk.compile(bitfilter=bitfilter)
segmk.write()
if __name__ == "__main__":
main()