diff options
Diffstat (limited to 'icebox/icebox.py')
| -rw-r--r-- | icebox/icebox.py | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/icebox/icebox.py b/icebox/icebox.py index 41d6bac..f49d7ed 100644 --- a/icebox/icebox.py +++ b/icebox/icebox.py @@ -704,6 +704,26 @@ class iceconfig: #print('\tafter directions', neighbours) return neighbours + def get_net_number(self, segment): + if not hasattr(self, 'net_map') or self.net_map is None: + self.net_map = {} + for netidx, group in enumerate(sorted(self.all_group_segments())): + for seg in group: + self.net_map[seg] = netidx + + return self.net_map[segment] + + def all_group_segments(self): + if not hasattr(self, 'all_groups') or self.all_groups is None: + all_tiles = set() + for x in range(self.max_x + 1): + for y in range(self.max_y + 1): + if self.tile(x, y) is not None: + all_tiles.add((x, y)) + + self.all_groups = self.group_segments(all_tiles, connect_gb=False) + return self.all_groups + def group_segments(self, all_from_tiles=set(), extra_connections=list(), extra_segments=list(), connect_gb=True): seed_segments = set() seen_segments = set() @@ -957,7 +977,9 @@ class iceconfig: print(line, file=f) for extra_bit in sorted(self.extra_bits): print(".extra_bit %d %d %d" % extra_bit, file=f) - + for net in sorted(self.symbols.keys()): + for sym_key in self.symbols[net]: + print(".sym %s %s" % (net, sym_key), file=f) class tileconfig: def __init__(self, tile): self.bits = set() |