def handle_design(prefix, second_pass):
segmk = Segmaker(prefix + ".bits")
tiledata = dict()
nlines = 0
print("Loading tags from design.txt.")
with open(prefix + ".txt", "r") as f:
for line in f:
tile, pip, src, dst, pnum, pdir = line.split()
_, pip = pip.split(".")
_, src = src.split("/")
_, dst = dst.split("/")
pnum = int(pnum)
pdir = int(pdir)
if tile not in tiledata:
tiledata[tile] = {"pips": set(), "srcs": set(), "dsts": set()}
if pip in pipdata:
assert pipdata[pip] == (src, dst)
else:
pipdata[pip] = (src, dst)
tiledata[tile]["pips"].add(pip)
tiledata[tile]["srcs"].add(src)
tiledata[tile]["dsts"].add(dst)
if pdir == 0:
tiledata[tile]["srcs"].add(dst)
tiledata[tile]["dsts"].add(src)
if pnum == 1 or pdir == 0 or \
re.match(r"^(L[HV]B?)(_L)?(_B)?[0-9]", src) or \
re.match(r"^(L[HV]B?)(_L)?(_B)?[0-9]", dst) or \
re.match(r"^(CTRL|GFAN)(_L)?[0-9]", dst):
ignpip.add(pip)
nlines += 1
if nlines == 0:
return
for tile, pips_srcs_dsts in tiledata.items():
pips = pips_srcs_dsts["pips"]
srcs = pips_srcs_dsts["srcs"]
dsts = pips_srcs_dsts["dsts"]
for pip, src_dst in pipdata.items():
src, dst = src_dst
if pip in ignpip:
pass
elif pip in pips:
segmk.addtag(tile, "%s.%s" % (dst, src), 1)
elif src_dst[1] not in dsts:
segmk.addtag(tile, "%s.%s" % (dst, src), 0)
if second_pass:
segmk.compile()
segmk.write(prefix[7:])
else:
pipdata[pip] = (src, dst)
tiledata[tile]["pips"].add(pip)
tiledata[tile]["srcs"].add(src)
tiledata[tile]["dsts"].add(dst)
if pdir == 0:
tiledata[tile]["srcs"].add(dst)
tiledata[tile]["dsts"].add(src)
if pnum == 1 or pdir == 0 or not re.match(r"^(VCC|GND)_WIRE$", src):
ignpip.add(pip)
for tile, pips_srcs_dsts in tiledata.items():
pips = pips_srcs_dsts["pips"]
srcs = pips_srcs_dsts["srcs"]
dsts = pips_srcs_dsts["dsts"]
for pip, src_dst in pipdata.items():
src, dst = src_dst
if pip in ignpip:
pass
elif pip in pips:
segmk.addtag(tile, "%s.%s" % (dst, src), 1)
elif src_dst[1] not in dsts:
segmk.addtag(tile, "%s.%s" % (dst, src), 0)
segmk.compile()
segmk.write()
#!/usr/bin/env python3
from prjxray.segmaker import Segmaker
segmk = Segmaker("design.bits")
print("Loading tags from design.txt.")
with open("design.txt", "r") as f:
for line in f:
line, active = line.split()
tile, pip = line.split("/")
_, pip = pip.split(".")
print(tile, pip, active)
segmk.addtag(tile, pip, int(active))
segmk.compile()
segmk.write()
