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Line 108... |
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-- Stimulus process
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-- Stimulus process
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stim_proc: process
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stim_proc: process
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begin
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begin
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---- Preparation for test case 1 -----------------
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-- ciphertext <= x"5579c1387b228445";
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-- key <= x"00000000000000000000";
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-- expected_plaintext <= x"0000000000000000";
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--------------------------------------------------
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reset <= '1';
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reset <= '1';
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start <= '0';
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start <= '0';
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ciphertext <= x"5579c1387b228445";
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ciphertext <= x"5579c1387b228445";
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key <= (others => '0');
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key <= (others => '0');
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wait for 100 ns;
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wait for 100 ns;
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reset <= '0';
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reset <= '0';
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ciphertext <= x"5579c1387b228445";
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ciphertext <= x"5579c1387b228445";
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key <= (others => '0');
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key <= (others => '0');
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start <= '1';
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start <= '1';
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wait for clk_period*80;
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wait until ready = '1';
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if plaintext /= x"0000000000000000" then
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report "RESULT MISMATCH! Test case 1 failed" severity ERROR;
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assert false severity failure;
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else
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report "Test case 1 successful" severity note;
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end if;
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---- Preparation for test case 2 -----------------
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-- ciphertext <= x"e72c46c0f5945049";
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-- key <= x"ffffffffffffffffffff";
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-- expected_plaintext <= x"0000000000000000";
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--------------------------------------------------
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start <= '0';
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start <= '0';
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wait for clk_period;
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wait for clk_period;
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ciphertext <= x"e72c46c0f5945049";
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ciphertext <= x"e72c46c0f5945049";
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key <= (others => '1');
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key <= (others => '1');
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start <= '1';
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start <= '1';
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wait for clk_period*80;
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wait until ready = '1';
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if plaintext /= x"0000000000000000" then
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report "RESULT MISMATCH! Test case 2 failed" severity ERROR;
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assert false severity failure;
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else
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report "Test case 2 successful" severity note;
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end if;
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---- Preparation for test case 3 -----------------
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-- ciphertext <= x"a112ffc72f68417b";
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-- key <= x"00000000000000000000";
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-- expected_plaintext <= x"ffffffffffffffff";
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--------------------------------------------------
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start <= '0';
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start <= '0';
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wait for clk_period;
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wait for clk_period;
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ciphertext <= x"a112ffc72f68417b";
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ciphertext <= x"a112ffc72f68417b";
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key <= (others => '0');
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key <= (others => '0');
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start <= '1';
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start <= '1';
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wait for clk_period*80;
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wait until ready = '1';
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if plaintext /= x"ffffffffffffffff" then
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report "RESULT MISMATCH! Test case 3 failed" severity ERROR;
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assert false severity failure;
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else
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report "Test case 3 successful" severity note;
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end if;
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---- Preparation for test case 4 -----------------
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-- ciphertext <= x"3333dcd3213210d2";
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-- key <= x"ffffffffffffffffffff";
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-- expected_plaintext <= x"ffffffffffffffff";
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--------------------------------------------------
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start <= '0';
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start <= '0';
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wait for clk_period;
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wait for clk_period;
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ciphertext <= x"3333dcd3213210d2";
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ciphertext <= x"3333dcd3213210d2";
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key <= (others => '1');
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key <= (others => '1');
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start <= '1';
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start <= '1';
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wait for clk_period*80;
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wait until ready = '1';
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start <= '0';
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start <= '0';
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wait for clk_period;
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wait for clk_period;
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if plaintext /= x"ffffffffffffffff" then
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report "RESULT MISMATCH! Test case 4 failed" severity ERROR;
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assert false severity failure;
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else
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report "Test case 4 successful" severity note;
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end if;
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assert false severity failure;
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assert false severity failure;
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end process;
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end process;
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END;
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END;
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