mirror of https://github.com/openXC7/prjxray.git
74 lines
1.8 KiB
Python
74 lines
1.8 KiB
Python
#!/usr/bin/env python3
|
|
# -*- coding: utf-8 -*-
|
|
#
|
|
# Copyright (C) 2017-2020 The Project X-Ray Authors.
|
|
#
|
|
# Use of this source code is governed by a ISC-style
|
|
# license that can be found in the LICENSE file or at
|
|
# https://opensource.org/licenses/ISC
|
|
#
|
|
# SPDX-License-Identifier: ISC
|
|
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(), util.get_part())
|
|
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 ['CLBLL_L', 'CLBLL_R', 'CLBLM_L', 'CLBLM_R']:
|
|
site_name = sorted(gridinfo.sites.keys())[0]
|
|
yield tile_name, site_name
|
|
|
|
|
|
def write_params(params):
|
|
pinstr = 'tile,val,site\n'
|
|
for tile, (site, val) in sorted(params.items()):
|
|
pinstr += '%s,%s,%s\n' % (tile, val, site)
|
|
open('params.csv', 'w').write(pinstr)
|
|
|
|
|
|
def run():
|
|
print(
|
|
'''
|
|
module top(input clk, stb, di, output do);
|
|
localparam integer DIN_N = 8;
|
|
localparam integer DOUT_N = 8;
|
|
|
|
reg [DIN_N-1:0] din;
|
|
wire [DOUT_N-1:0] dout;
|
|
|
|
reg [DIN_N-1:0] din_shr;
|
|
reg [DOUT_N-1:0] dout_shr;
|
|
|
|
always @(posedge clk) begin
|
|
din_shr <= {din_shr, di};
|
|
dout_shr <= {dout_shr, din_shr[DIN_N-1]};
|
|
if (stb) begin
|
|
din <= din_shr;
|
|
dout_shr <= dout;
|
|
end
|
|
end
|
|
|
|
assign do = dout_shr[DOUT_N-1];
|
|
''')
|
|
|
|
params = {}
|
|
|
|
sites = list(gen_sites())
|
|
for (tile_name, site_name), isone in zip(sites,
|
|
util.gen_fuzz_states(len(sites))):
|
|
params[tile_name] = (site_name, isone)
|
|
|
|
print("endmodule")
|
|
write_params(params)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
run()
|