prjxray/fuzzers/100-dsp-mskpat/top.py

57 lines
1.3 KiB
Python

import os
import random
random.seed(int(os.getenv("SEED"), 16))
from prjxray import util
from prjxray.db import Database
def gen_sites():
db = Database(util.get_db_root())
grid = db.grid()
for tile_name in sorted(grid.tiles()):
loc = grid.loc_of_tilename(tile_name)
gridinfo = grid.gridinfo_at_loc(loc)
if gridinfo.tile_type in ['DSP_L', 'DSP_R']:
for site in sorted(gridinfo.sites.keys()):
if gridinfo.sites[site] == 'DSP48E1':
yield tile_name, site
def write_params(lines):
pinstr = 'tile,site,mask,pattern\n'
for tile, site, mask, pattern in lines:
pinstr += '%s,%s,%s,%s\n' % (tile, site, mask, pattern)
open('params.csv', 'w').write(pinstr)
def run():
print('''
module top();
''')
lines = []
sites = list(gen_sites())
for (tile_name, site_name) in sites:
mask = random.randint(0, 2**48 - 1)
pattern = random.randint(0, 2**48 - 1)
lines.append((tile_name, site_name, mask, pattern))
print(
'''
(* KEEP, DONT_TOUCH, LOC = "{0}" *)
DSP48E1 #(
.MASK(48'h{1:x}),
.PATTERN(48'h{2:x})
) dsp_{0} (
);
'''.format(site_name, mask, pattern))
print("endmodule")
write_params(lines)
if __name__ == '__main__':
run()