blk_mem_40k.vhd

Intel微处理器8088的VHDL实现

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-- You must compile the wrapper file blk_mem_40K.vhd when simulating
-- the core, blk_mem_40K. When compiling the wrapper file, be sure to
-- reference the XilinxCoreLib VHDL simulation library. For detailed
-- instructions, please refer to the "CORE Generator Help".

-- The synthesis directives "translate_off/translate_on" specified
-- below are supported by Xilinx, Mentor Graphics and Synplicity
-- synthesis tools. Ensure they are correct for your synthesis tool(s).

LIBRARY ieee;
USE ieee.std_logic_1164.ALL;
-- synthesis translate_off
Library XilinxCoreLib;
-- synthesis translate_on
ENTITY blk_mem_40K IS
	port (
	clka: IN std_logic;
	dina: IN std_logic_VECTOR(7 downto 0);
	addra: IN std_logic_VECTOR(15 downto 0);
	wea: IN std_logic_VECTOR(0 downto 0);
	douta: OUT std_logic_VECTOR(7 downto 0));
END blk_mem_40K;

ARCHITECTURE blk_mem_40K_a OF blk_mem_40K IS
-- synthesis translate_off
component wrapped_blk_mem_40K
	port (
	clka: IN std_logic;
	dina: IN std_logic_VECTOR(7 downto 0);
	addra: IN std_logic_VECTOR(15 downto 0);
	wea: IN std_logic_VECTOR(0 downto 0);
	douta: OUT std_logic_VECTOR(7 downto 0));
end component;

-- Configuration specification 
	for all : wrapped_blk_mem_40K use entity XilinxCoreLib.blk_mem_gen_v2_4(behavioral)
		generic map(
			c_has_regceb => 0,
			c_has_regcea => 0,
			c_mem_type => 0,
			c_has_mux_output_regs => 0,
			c_prim_type => 1,
			c_sinita_val => "0",
			c_read_width_b => 8,
			c_family => "spartan3",
			c_read_width_a => 8,
			c_disable_warn_bhv_coll => 0,
			c_write_mode_b => "WRITE_FIRST",
			c_init_file_name => "blk_mem_40K.mif",
			c_write_mode_a => "WRITE_FIRST",
			c_load_init_file => 1,
			c_xdevicefamily => "spartan3e",
			c_write_depth_b => 40960,
			c_write_depth_a => 40960,
			c_has_ssrb => 0,
			c_has_ssra => 0,
			c_addra_width => 16,
			c_addrb_width => 16,
			c_default_data => "0",
			c_use_ecc => 0,
			c_algorithm => 1,
			c_disable_warn_bhv_range => 0,
			c_has_mem_output_regs => 0,
			c_write_width_b => 8,
			c_write_width_a => 8,
			c_read_depth_b => 40960,
			c_read_depth_a => 40960,
			c_byte_size => 9,
			c_sim_collision_check => "NONE",
			c_use_ramb16bwer_rst_bhv => 0,
			c_common_clk => 0,
			c_wea_width => 1,
			c_has_enb => 0,
			c_web_width => 1,
			c_has_ena => 0,
			c_sinitb_val => "0",
			c_use_byte_web => 0,
			c_use_byte_wea => 0,
			c_use_default_data => 0);
-- synthesis translate_on
BEGIN
-- synthesis translate_off
U0 : wrapped_blk_mem_40K
		port map (
			clka => clka,
			dina => dina,
			addra => addra,
			wea => wea,
			douta => douta);
-- synthesis translate_on

END blk_mem_40K_a;