library ieee;
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use ieee.std_logic_1164.all;
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use work.pkg.all;
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entity psl_endpoint is
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port (
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clk : in std_logic
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);
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end entity psl_endpoint;
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architecture psl of psl_endpoint is
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signal a, b : std_logic;
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signal c, d : std_logic;
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begin
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-- 01234567890123
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SEQ_A : sequencer generic map ("_-_____-______") port map (clk, a);
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SEQ_B : sequencer generic map ("__--____---___") port map (clk, b);
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SEQ_C : sequencer generic map ("____-______-__") port map (clk, c);
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SEQ_D : sequencer generic map ("____________-_") port map (clk, d);
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-- All is sensitive to rising edge of clk
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default clock is rising_edge(clk);
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-- only endpoint in psl comment works
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-- psl endpoint ENDPOINT_1_e is {a; b[*3]; c};
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-- This assertion holds
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ASSERT_a : assert always (ENDPOINT_1_e <-> d);
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-- Stop simulation after longest running sequencer is finished
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-- Simulation only code by using pragmas
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-- synthesis translate_off
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stop_sim(clk, 14);
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-- synthesis translate_on
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end architecture psl;
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