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segmaker: only handle one block type at a time 

Signed-off-by: John McMaster <johndmcmaster@gmail.com>
This commit is contained in:
John McMaster 2018-10-22 19:45:52 -07:00
parent 63b210937e
commit 43c797dea2
1 changed files with 32 additions and 18 deletions
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50
prjxray/segmaker.py
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@ -60,6 +60,14 @@ class Segmaker:
# output after compiling
self.segments_by_type = None
# hacky...improve if we encounter this more
self.def_bt = 'CLB_IO_CLK'
def set_def_bt(self, block_type):
'''Set default block type when more than one block present'''
assert block_type in BLOCK_TYPES
self.def_bt = block_type
def load_grid(self):
'''Load self.grid holding tile addresses'''
with open(os.path.join(self.db_root, "tilegrid.json"), "r") as f:
@ -234,10 +242,6 @@ class Segmaker:
tag = tag.replace(".SLICEL.", ".")
segments[segname]["tags"][tag] = value
# ignore dummy tiles (ex: VBRK)
if "bits" not in tiledata:
continue
tile_type = tiledata["type"]
tile_types_found.add(tile_type)
segments = self.segments_by_type.setdefault(tile_type, dict())
@ -248,22 +252,31 @@ class Segmaker:
'''
tile_type_norm = re.sub("(LL|LM)?_[LR]$", "", tile_type)
for block_type, bitj in tiledata['bits'].items():
# NOTE: multiple tiles may have the same base addr + offset
segname = "%s_%03d" % (
# truncate 0x to leave hex string
bitj["baseaddr"][2:],
bitj["offset"])
# ignore dummy tiles (ex: VBRK)
if len(tiledata['bits']) == 0:
continue
elif len(tiledata['bits']) == 1:
bitj = list(tiledata['bits'].values())[0]
else:
assert self.def_bt in tiledata[
'bits'], 'Default block not present: %s' % self.def_bt
bitj = tiledata['bits'][self.def_bt]
# process tile name tags
if tilename in self.tile_tags:
add_tilename_tags()
# NOTE: multiple tiles may have the same base addr + offset
segname = "%s_%03d" % (
# truncate 0x to leave hex string
bitj["baseaddr"][2:],
bitj["offset"])
# process site name tags
for site in tiledata["sites"]:
if site not in self.site_tags:
continue
add_site_tags()
# process tile name tags
if tilename in self.tile_tags:
add_tilename_tags()
# process site name tags
for site in tiledata["sites"]:
if site not in self.site_tags:
continue
add_site_tags()
if self.verbose:
ntags = recurse_sum(self.site_tags) + recurse_sum(self.tile_tags)
@ -290,6 +303,7 @@ class Segmaker:
with open(filename, "w") as f:
segments = self.segments_by_type[segtype]
for segname, segdata in sorted(segments.items()):
# seg 00020300_010
print("seg %s" % segname, file=f)
for bitname in sorted(segdata["bits"]):
print("bit %s" % bitname, file=f)