test.ant

这是我用vhdl语言

-- C:\XILINX\BIN\DPRAM2
-- VHDL Annotation Test Bench created by
-- HDL Bencher 6.1i
-- Fri Sep 01 20:09:30 2006

LIBRARY IEEE;
USE IEEE.STD_LOGIC_1164.ALL;
USE IEEE.STD_LOGIC_ARITH.ALL;
USE IEEE.STD_LOGIC_UNSIGNED.ALL;
USE IEEE.STD_LOGIC_TEXTIO.ALL;
USE STD.TEXTIO.ALL;

ENTITY test IS
END test;

ARCHITECTURE testbench_arch OF test IS
-- If you get a compiler error on the following line,
-- from the menu do Options->Configuration select VHDL 87
FILE RESULTS: TEXT OPEN WRITE_MODE IS "c:\xilinx\bin\dpram2\test.ano";
	COMPONENT dpram2
		PORT (
			wr1 : In  std_logic;
			wr2 : In  std_logic;
			rd1 : In  std_logic;
			rd2 : In  std_logic;
			cs1 : In  std_logic;
			cs2 : In  std_logic;
			clk : In  std_logic;
			data1_in : In  std_logic_vector (7 DOWNTO 0);
			data2_in : In  std_logic_vector (7 DOWNTO 0);
			data1_out : Out  std_logic_vector (7 DOWNTO 0);
			data2_out : Out  std_logic_vector (7 DOWNTO 0);
			addr1 : In  std_logic_vector (4 DOWNTO 0);
			addr2 : In  std_logic_vector (4 DOWNTO 0)
		);
	END COMPONENT;

	SIGNAL wr1 : std_logic;
	SIGNAL wr2 : std_logic;
	SIGNAL rd1 : std_logic;
	SIGNAL rd2 : std_logic;
	SIGNAL cs1 : std_logic;
	SIGNAL cs2 : std_logic;
	SIGNAL clk : std_logic;
	SIGNAL data1_in : std_logic_vector (7 DOWNTO 0);
	SIGNAL data2_in : std_logic_vector (7 DOWNTO 0);
	SIGNAL data1_out : std_logic_vector (7 DOWNTO 0);
	SIGNAL data2_out : std_logic_vector (7 DOWNTO 0);
	SIGNAL addr1 : std_logic_vector (4 DOWNTO 0);
	SIGNAL addr2 : std_logic_vector (4 DOWNTO 0);

BEGIN
	UUT : dpram2
	PORT MAP (
		wr1 => wr1,
		wr2 => wr2,
		rd1 => rd1,
		rd2 => rd2,
		cs1 => cs1,
		cs2 => cs2,
		clk => clk,
		data1_in => data1_in,
		data2_in => data2_in,
		data1_out => data1_out,
		data2_out => data2_out,
		addr1 => addr1,
		addr2 => addr2
	);

	PROCESS -- clock process for clk,
		VARIABLE TX_TIME : INTEGER :=0;

		PROCEDURE ANNOTATE_data1_out(
			TX_TIME : INTEGER
		) IS
			VARIABLE TX_STR : String(1 to 4096);
			VARIABLE TX_LOC : LINE;
		BEGIN
			STD.TEXTIO.write(TX_LOC,string'("Annotate["));
			STD.TEXTIO.write(TX_LOC, TX_TIME);
			STD.TEXTIO.write(TX_LOC,string'(",data1_out,"));
			IEEE.STD_LOGIC_TEXTIO.write(TX_LOC, data1_out);
			STD.TEXTIO.write(TX_LOC, string'("]"));
			TX_STR(TX_LOC.all'range) := TX_LOC.all;
			STD.TEXTIO.writeline(results, TX_LOC);
			STD.TEXTIO.Deallocate(TX_LOC);
		END;

		PROCEDURE ANNOTATE_data2_out(
			TX_TIME : INTEGER
		) IS
			VARIABLE TX_STR : String(1 to 4096);
			VARIABLE TX_LOC : LINE;
		BEGIN
			STD.TEXTIO.write(TX_LOC,string'("Annotate["));
			STD.TEXTIO.write(TX_LOC, TX_TIME);
			STD.TEXTIO.write(TX_LOC,string'(",data2_out,"));
			IEEE.STD_LOGIC_TEXTIO.write(TX_LOC, data2_out);
			STD.TEXTIO.write(TX_LOC, string'("]"));
			TX_STR(TX_LOC.all'range) := TX_LOC.all;
			STD.TEXTIO.writeline(results, TX_LOC);
			STD.TEXTIO.Deallocate(TX_LOC);
		END;

	BEGIN
		CLOCK_LOOP : LOOP
		clk <= transport '0';
		WAIT FOR 10 ns;
		TX_TIME := TX_TIME + 10;
		clk <= transport '1';
		WAIT FOR 10 ns;
		TX_TIME := TX_TIME + 10;
		ANNOTATE_data1_out(TX_TIME);
		ANNOTATE_data2_out(TX_TIME);
		WAIT FOR 40 ns;
		TX_TIME := TX_TIME + 40;
		clk <= transport '0';
		WAIT FOR 40 ns;
		TX_TIME := TX_TIME + 40;
		END LOOP CLOCK_LOOP;
	END PROCESS;

	PROCESS   -- Process for clk
		VARIABLE TX_OUT : LINE;

		BEGIN
		-- --------------------
		wr1 <= transport '0';
		wr2 <= transport '0';
		rd1 <= transport '0';
		rd2 <= transport '0';
		cs1 <= transport '0';
		cs2 <= transport '0';
		data1_in <= transport std_logic_vector'("00000000"); --0
		data2_in <= transport std_logic_vector'("00000000"); --0
		addr1 <= transport std_logic_vector'("00000"); --0
		addr2 <= transport std_logic_vector'("00000"); --0
		-- --------------------
		WAIT FOR 100 ns; -- Time=100 ns
		wr1 <= transport '1';
		wr2 <= transport '1';
		cs1 <= transport '1';
		cs2 <= transport '1';
		data1_in <= transport std_logic_vector'("00000001"); --1
		data2_in <= transport std_logic_vector'("00001000"); --8
		addr1 <= transport std_logic_vector'("00001"); --1
		addr2 <= transport std_logic_vector'("10100"); --14
		-- --------------------
		WAIT FOR 100 ns; -- Time=200 ns
		data1_in <= transport std_logic_vector'("00000010"); --2
		data2_in <= transport std_logic_vector'("00001001"); --9
		addr1 <= transport std_logic_vector'("00000"); --0
		addr2 <= transport std_logic_vector'("00000"); --0
		-- --------------------
		WAIT FOR 100 ns; -- Time=300 ns
		wr2 <= transport '0';
		rd2 <= transport '1';
		data1_in <= transport std_logic_vector'("00000011"); --3
		data2_in <= transport std_logic_vector'("00000000"); --0
		addr2 <= transport std_logic_vector'("00001"); --1
		-- --------------------
		WAIT FOR 100 ns; -- Time=400 ns
		data1_in <= transport std_logic_vector'("00000100"); --4
		addr2 <= transport std_logic_vector'("00000"); --0
		-- --------------------
		WAIT FOR 100 ns; -- Time=500 ns
		wr1 <= transport '0';
		wr2 <= transport '1';
		rd1 <= transport '1';
		rd2 <= transport '0';
		data2_in <= transport std_logic_vector'("00001010"); --A
		addr1 <= transport std_logic_vector'("10100"); --14
		addr2 <= transport std_logic_vector'("01000"); --8
		-- --------------------
		WAIT FOR 100 ns; -- Time=600 ns
		data2_in <= transport std_logic_vector'("00001011"); --B
		addr1 <= transport std_logic_vector'("00000"); --0
		addr2 <= transport std_logic_vector'("00000"); --0
		-- --------------------
		WAIT FOR 100 ns; -- Time=700 ns
		wr1 <= transport '0';
		wr2 <= transport '0';
		rd1 <= transport '0';
		rd2 <= transport '0';
		cs1 <= transport '0';
		cs2 <= transport '0';
		data2_in <= transport std_logic_vector'("00000000"); --0
		-- --------------------
		WAIT FOR 400 ns; -- Time=1100 ns
		cs1 <= transport '0';
		cs2 <= transport '0';
		-- --------------------
		WAIT FOR 110 ns; -- Time=1210 ns
		-- --------------------

		STD.TEXTIO.write(TX_OUT, string'("Total[]"));
		STD.TEXTIO.writeline(results, TX_OUT);
		ASSERT (FALSE) REPORT
			"Success! Simulation for annotation completed"
			SEVERITY FAILURE;
	END PROCESS;
END testbench_arch;

CONFIGURATION dpram2_cfg OF test IS
	FOR testbench_arch
	END FOR;
END dpram2_cfg;