prjxray/experiments/ffprim/generate.py

98 lines
2.4 KiB
Python

#!/usr/bin/env python3
import sys, re
sys.path.append("../../../utils/")
from segmaker import segmaker
segmk = segmaker("design.bits")
ffprims = (
'FD',
'FD_1',
'FDC',
'FDC_1',
'FDCE',
'FDCE_1',
'FDE',
'FDE_1',
'FDP',
'FDP_1',
'FDPE',
'FDPE_1',
'FDR',
'FDR_1',
'FDRE',
'FDRE_1',
'FDS',
'FDS_1',
'FDSE',
'FDSE_1',
)
ffprims = (
'FDRE',
'FDSE',
'FDCE',
'FDPE',
)
print("Loading tags from design.txt")
with open("design.txt", "r") as f:
for line in f:
'''
puts $fp "$type $tile $grid_x $grid_y $ff $bel_type $used $usedstr"
CLBLM_L CLBLM_L_X10Y137 30 13 SLICE_X13Y137/AFF REG_INIT 1 FDRE
CLBLM_L CLBLM_L_X10Y137 30 13 SLICE_X12Y137/D5FF FF_INIT 0
'''
line = line.split()
tile_type = line[0]
tile_name = line[1]
grid_x = line[2]
grid_y = line[3]
# Other code uses BEL name
site_ff_name = line[4]
site, ff_name = site_ff_name.split('/')
ff_type = line[5]
used = int(line[6])
ref_name = None
cel_name = None
if used:
cel_name = line[7]
ref_name = line[8]
# 1'b1
# cinv = int(line[9][-1])
cinv = int(line[9])
which = ff_name[0]
# Reduced test for now
#if ff_name != 'AFF':
# continue
#segmk.addtag(site, "FF_USED", used)
if 0:
# If unused mark all primitives as not present
# Otherwise mark the primitive we are using
for ffprim in ffprims:
if not used:
segmk.addtag(site, "FF_%s" % ffprim, 0)
elif ref_name == ffprim:
segmk.addtag(site, "FF_%s" % ffprim, 1)
# Theory:
# FDPE represents none of the FF specific bits used
# FDRE has none of the bits used
if 1:
# If unused mark all primitives as not present
# Otherwise mark the primitive we are using
# Should yield 3 bits
if used:
if ref_name == 'FDPE':
segmk.addtag(site, "%s.PRIM" % ff_name, 0)
if ref_name == 'FDRE':
segmk.addtag(site, "%s.PRIM" % ff_name, 1)
segmk.compile()
segmk.write()