mirror of https://github.com/YosysHQ/icestorm.git
63 lines
2.1 KiB
Python
63 lines
2.1 KiB
Python
#!/usr/bin/env python3
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from fuzzconfig import *
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import numpy as np
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import os
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device_class = os.getenv("ICEDEVICE")
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working_dir = "work_%s_io" % (device_class, )
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os.system("rm -rf " + working_dir)
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os.mkdir(working_dir)
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w = num_iobanks
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for idx in range(num):
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with open(working_dir + "/io_%02d.v" % idx, "w") as f:
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glbs = np.random.permutation(list(range(8)))
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print("""
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module top (
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inout [%s:0] pin,
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input [%s:0] latch_in,
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input [%s:0] clk_en,
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input [%s:0] clk_in,
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input [%s:0] clk_out,
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input [%s:0] oen,
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input [%s:0] dout_0,
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input [%s:0] dout_1,
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output [%s:0] din_0,
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output [%s:0] din_1
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);
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SB_IO #(
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.PIN_TYPE(6'b %s_%s),
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.PULLUP(1'b %s),
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.NEG_TRIGGER(1'b %s),
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.IO_STANDARD("SB_LVCMOS")
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) PINS [%s:0] (
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.PACKAGE_PIN(pin),
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.LATCH_INPUT_VALUE(latch_in),
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.CLOCK_ENABLE(clk_en),
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.INPUT_CLK(clk_in),
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.OUTPUT_CLK(clk_out),
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.OUTPUT_ENABLE(oen),
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.D_OUT_0(dout_0),
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.D_OUT_1(dout_1),
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.D_IN_0(din_0),
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.D_IN_1(din_1)
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);
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endmodule
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""" % (
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w-1, w-1, w-1, w-1, w-1, w-1, w-1, w-1, w-1, w-1,
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np.random.choice(["0000", "0110", "1010", "1110", "0101", "1001", "1101", "0100", "1000", "1100", "0111", "1111"]),
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np.random.choice(["00", "01", "10", "11"]), np.random.choice(["0", "1"]), np.random.choice(["0", "1"]), w-1
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), file=f)
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with open(working_dir + "/io_%02d.pcf" % idx, "w") as f:
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p = list(np.random.permutation(pins))
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for k in ["pin", "latch_in", "clk_en", "clk_in", "clk_out", "oen", "dout_0", "dout_1", "din_0", "din_1"]:
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for i in range(w):
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print("set_io %s[%d] %s" % (k, i, p.pop()), file=f)
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output_makefile(working_dir, "io")
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