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[/] [vspi/] [trunk/] [projnav/] [xps/] [pcores/] [spiifc_v1_00_a/] [devl/] [projnav/] [ipcore_dir/] [spiloopmem_ste/] [example_design/] [spiloopmem_top.vhd] - Rev 14
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-------------------------------------------------------------------------------- -- -- BLK MEM GEN v6.2 Core - Top-level core wrapper -- -------------------------------------------------------------------------------- -- -- (c) Copyright 2006-2010 Xilinx, Inc. All rights reserved. -- -- This file contains confidential and proprietary information -- of Xilinx, Inc. and is protected under U.S. and -- international copyright and other intellectual property -- laws. -- -- DISCLAIMER -- This disclaimer is not a license and does not grant any -- rights to the materials distributed herewith. Except as -- otherwise provided in a valid license issued to you by -- Xilinx, and to the maximum extent permitted by applicable -- law: (1) THESE MATERIALS ARE MADE AVAILABLE "AS IS" AND -- WITH ALL FAULTS, AND XILINX HEREBY DISCLAIMS ALL WARRANTIES -- AND CONDITIONS, EXPRESS, IMPLIED, OR STATUTORY, INCLUDING -- BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, NON- -- INFRINGEMENT, OR FITNESS FOR ANY PARTICULAR PURPOSE; and -- (2) Xilinx shall not be liable (whether in contract or tort, -- including negligence, or under any other theory of -- liability) for any loss or damage of any kind or nature -- related to, arising under or in connection with these -- materials, including for any direct, or any indirect, -- special, incidental, or consequential loss or damage -- (including loss of data, profits, goodwill, or any type of -- loss or damage suffered as a result of any action brought -- by a third party) even if such damage or loss was -- reasonably foreseeable or Xilinx had been advised of the -- possibility of the same. -- -- CRITICAL APPLICATIONS -- Xilinx products are not designed or intended to be fail- -- safe, or for use in any application requiring fail-safe -- performance, such as life-support or safety devices or -- systems, Class III medical devices, nuclear facilities, -- applications related to the deployment of airbags, or any -- other applications that could lead to death, personal -- injury, or severe property or environmental damage -- (individually and collectively, "Critical -- Applications"). Customer assumes the sole risk and -- liability of any use of Xilinx products in Critical -- Applications, subject only to applicable laws and -- regulations governing limitations on product liability. -- -- THIS COPYRIGHT NOTICE AND DISCLAIMER MUST BE RETAINED AS -- PART OF THIS FILE AT ALL TIMES. -------------------------------------------------------------------------------- -- -- Filename: bmg_wrapper.vhd -- -- Description: -- This is the actual BMG core wrapper. -- -------------------------------------------------------------------------------- -- Author: IP Solutions Division -- -- History: August 31, 2005 - First Release -------------------------------------------------------------------------------- -- -------------------------------------------------------------------------------- -- Library Declarations -------------------------------------------------------------------------------- LIBRARY IEEE; USE IEEE.STD_LOGIC_1164.ALL; USE IEEE.STD_LOGIC_ARITH.ALL; USE IEEE.STD_LOGIC_UNSIGNED.ALL; LIBRARY UNISIM; USE UNISIM.VCOMPONENTS.ALL; -------------------------------------------------------------------------------- -- Entity Declaration -------------------------------------------------------------------------------- ENTITY spiloopmem_top IS PORT ( --Inputs - Port A ENA : IN STD_LOGIC; --opt port WEA : IN STD_LOGIC_VECTOR(0 DOWNTO 0); ADDRA : IN STD_LOGIC_VECTOR(11 DOWNTO 0); DINA : IN STD_LOGIC_VECTOR(7 DOWNTO 0); CLKA : IN STD_LOGIC; --Inputs - Port B ENB : IN STD_LOGIC; --opt port ADDRB : IN STD_LOGIC_VECTOR(11 DOWNTO 0); DOUTB : OUT STD_LOGIC_VECTOR(7 DOWNTO 0); CLKB : IN STD_LOGIC ); END spiloopmem_top; ARCHITECTURE xilinx OF spiloopmem_top IS COMPONENT BUFG IS PORT ( I : IN STD_ULOGIC; O : OUT STD_ULOGIC ); END COMPONENT; COMPONENT spiloopmem IS PORT ( --Port A ENA : IN STD_LOGIC; --opt port WEA : IN STD_LOGIC_VECTOR(0 DOWNTO 0); ADDRA : IN STD_LOGIC_VECTOR(11 DOWNTO 0); DINA : IN STD_LOGIC_VECTOR(7 DOWNTO 0); CLKA : IN STD_LOGIC; --Port B ENB : IN STD_LOGIC; --opt port ADDRB : IN STD_LOGIC_VECTOR(11 DOWNTO 0); DOUTB : OUT STD_LOGIC_VECTOR(7 DOWNTO 0); CLKB : IN STD_LOGIC ); END COMPONENT; SIGNAL CLKA_buf : STD_LOGIC; SIGNAL CLKB_buf : STD_LOGIC; SIGNAL S_ACLK_buf : STD_LOGIC; BEGIN bufg_A : BUFG PORT MAP ( I => CLKA, O => CLKA_buf ); bufg_B : BUFG PORT MAP ( I => CLKB, O => CLKB_buf ); bmg0 : spiloopmem PORT MAP ( --Port A ENA => ENA, WEA => WEA, ADDRA => ADDRA, DINA => DINA, CLKA => CLKA_buf, --Port B ENB => ENB, ADDRB => ADDRB, DOUTB => DOUTB, CLKB => CLKB_buf ); END xilinx;