prjxray/fuzzers/031-cmt-mmcm/top.py

173 lines
5.0 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 import verilog
from prjxray.verilog import vrandbit, vrandbits
import sys
import json
import numpy as np
def gen_sites():
for _tile_name, site_name, _site_type in sorted(util.get_roi().gen_sites(
["MMCME2_ADV"])):
yield site_name
sites = list(gen_sites())
DUTN = len(sites)
DIN_N = DUTN * 8
DOUT_N = DUTN * 8
verilog.top_harness(DIN_N, DOUT_N)
f = open('params.jl', 'w')
f.write('module,loc,params\n')
print(
'module roi(input clk, input [%d:0] din, output [%d:0] dout);' %
(DIN_N - 1, DOUT_N - 1))
for loci, site in enumerate(sites):
ports = {
'clk': 'clk',
'din': 'din[ %d +: 8]' % (8 * loci, ),
'dout': 'dout[ %d +: 8]' % (8 * loci, ),
}
params = {
"CLKOUT1_DIVIDE":
int(
np.random.choice(
[1, 63, 127, 128, random.randint(2, 127)],
p=[0.2, 0.1, 0.1, 0.1,
0.5])), # make sure that special values are present
"STARTUP_WAIT":
random.choice(["\"TRUE\"", "\"FALSE\""]),
"CLKOUT4_CASCADE":
random.choice(["\"TRUE\"", "\"FALSE\""]),
"STARTUP_WAIT":
random.choice(["\"TRUE\"", "\"FALSE\""]),
"CLKFBOUT_USE_FINE_PS":
random.choice(["\"TRUE\"", "\"FALSE\""]),
"CLKOUT0_USE_FINE_PS":
random.choice(["\"TRUE\"", "\"FALSE\""]),
"CLKOUT1_USE_FINE_PS":
random.choice(["\"TRUE\"", "\"FALSE\""]),
"CLKOUT2_USE_FINE_PS":
random.choice(["\"TRUE\"", "\"FALSE\""]),
"CLKOUT3_USE_FINE_PS":
random.choice(["\"TRUE\"", "\"FALSE\""]),
"CLKOUT4_USE_FINE_PS":
random.choice(["\"TRUE\"", "\"FALSE\""]),
"CLKOUT5_USE_FINE_PS":
random.choice(["\"TRUE\"", "\"FALSE\""]),
"CLKOUT6_USE_FINE_PS":
random.choice(["\"TRUE\"", "\"FALSE\""]),
}
modname = "my_MMCME2_ADV"
verilog.instance(modname, "inst_%u" % loci, ports, params=params)
# LOC isn't supported
params["LOC"] = verilog.quote(site)
j = {'module': modname, 'i': loci, 'params': params}
f.write('%s\n' % (json.dumps(j)))
print('')
f.close()
print(
'''endmodule
// ---------------------------------------------------------------------
''')
print(
'''
module my_MMCME2_ADV (input clk, input [7:0] din, output [7:0] dout);
parameter CLKOUT1_DIVIDE = 1;
parameter CLKOUT2_DIVIDE = 1;
parameter CLKOUT3_DIVIDE = 1;
parameter CLKOUT4_DIVIDE = 1;
parameter CLKOUT5_DIVIDE = 1;
parameter CLKOUT6_DIVIDE = 1;
parameter DIVCLK_DIVIDE = 1;
parameter CLKFBOUT_MULT = 5;
parameter CLKOUT4_CASCADE = "FALSE";
parameter STARTUP_WAIT = "FALSE";
parameter CLKFBOUT_USE_FINE_PS = "FALSE";
parameter CLKOUT0_USE_FINE_PS = "FALSE";
parameter CLKOUT1_USE_FINE_PS = "FALSE";
parameter CLKOUT2_USE_FINE_PS = "FALSE";
parameter CLKOUT3_USE_FINE_PS = "FALSE";
parameter CLKOUT4_USE_FINE_PS = "FALSE";
parameter CLKOUT5_USE_FINE_PS = "FALSE";
parameter CLKOUT6_USE_FINE_PS = "FALSE";
(* KEEP, DONT_TOUCH *)
MMCME2_ADV #(
.CLKOUT1_DIVIDE(CLKOUT1_DIVIDE),
.CLKOUT2_DIVIDE(CLKOUT2_DIVIDE),
.CLKOUT3_DIVIDE(CLKOUT3_DIVIDE),
.CLKOUT4_DIVIDE(CLKOUT4_DIVIDE),
.CLKOUT5_DIVIDE(CLKOUT5_DIVIDE),
.CLKOUT6_DIVIDE(CLKOUT6_DIVIDE),
.CLKOUT4_CASCADE(CLKOUT4_CASCADE),
.STARTUP_WAIT(STARTUP_WAIT),
.CLKFBOUT_USE_FINE_PS(CLKFBOUT_USE_FINE_PS),
.CLKOUT0_USE_FINE_PS(CLKOUT0_USE_FINE_PS),
.CLKOUT1_USE_FINE_PS(CLKOUT1_USE_FINE_PS),
.CLKOUT2_USE_FINE_PS(CLKOUT2_USE_FINE_PS),
.CLKOUT3_USE_FINE_PS(CLKOUT3_USE_FINE_PS),
.CLKOUT4_USE_FINE_PS(CLKOUT4_USE_FINE_PS),
.CLKOUT5_USE_FINE_PS(CLKOUT5_USE_FINE_PS),
.CLKOUT6_USE_FINE_PS(CLKOUT6_USE_FINE_PS)
) dut(
.CLKFBOUT(),
.CLKFBOUTB(),
.CLKFBSTOPPED(),
.CLKINSTOPPED(),
.CLKOUT0(dout[0]),
.CLKOUT0B(),
.CLKOUT1(),
.CLKOUT1B(),
.CLKOUT2(),
.CLKOUT2B(),
.CLKOUT3(),
.CLKOUT3B(),
.CLKOUT4(),
.CLKOUT5(),
.CLKOUT6(),
.DO(),
.DRDY(),
.LOCKED(),
.PSDONE(),
.CLKFBIN(clk),
.CLKIN1(clk),
.CLKIN2(clk),
.CLKINSEL(clk),
.DADDR(),
.DCLK(clk),
.DEN(),
.DI(),
.DWE(),
.PSCLK(clk),
.PSEN(),
.PSINCDEC(),
.PWRDWN(),
.RST(din[0]));
endmodule
''')