| from fuzzconfig import FuzzConfig |
| import nonrouting |
| import fuzzloops |
| import nets |
| import pytrellis |
| import re |
| |
| cfg = FuzzConfig(job="PLC2INIT", family="ECP5", device="LFE5U-25F", ncl="empty.ncl", tiles=["R19C33:PLC2"]) |
| |
| |
| def get_lut_function(init_bits): |
| sop_terms = [] |
| lut_inputs = ["A", "B", "C", "D"] |
| for i in range(16): |
| if init_bits[i]: |
| p_terms = [] |
| for j in range(4): |
| if i & (1 << j) != 0: |
| p_terms.append(lut_inputs[j]) |
| else: |
| p_terms.append("~" + lut_inputs[j]) |
| sop_terms.append("({})".format("*".join(p_terms))) |
| if len(sop_terms) == 0: |
| lut_func = "0" |
| else: |
| lut_func = "+".join(sop_terms) |
| return lut_func |
| |
| |
| def main(): |
| pytrellis.load_database("../../../database") |
| cfg.setup() |
| empty_bitfile = cfg.build_design(cfg.ncl, {}) |
| cfg.ncl = "lut.ncl" |
| |
| def per_slice(slicen): |
| for k in range(2): |
| def get_substs(bits): |
| return dict(slice=slicen, k=str(k), lut_func=get_lut_function(bits)) |
| nonrouting.fuzz_word_setting(cfg, "SLICE{}.K{}.INIT".format(slicen, k), 16, get_substs, empty_bitfile) |
| |
| fuzzloops.parallel_foreach(["A", "B", "C", "D"], per_slice) |
| |
| |
| if __name__ == "__main__": |
| main() |
