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hdet/fpga/src/vendor/xilinx/atlys_ddr2/ddr2/example_design/rtl/traffic_gen/v6_data_gen.vhd

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--*****************************************************************************
-- (c) Copyright 2009 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.
--
--*****************************************************************************
-- ____ ____
-- / /\/ /
-- /___/ \ / Vendor : Xilinx
-- \ \ \/ Version : %version
-- \ \ Application : MIG
-- / / Filename : v6_data_gen.vhd
-- /___/ /\ Date Last Modified : $Date: 2011/06/02 07:16:43 $
-- \ \ / \ Date Created : Jul 03 2009
-- \___\/\___\
--
-- Device : Virtex6
-- Design Name : DDR2/DDR3
-- Purpose : This module generates different data pattern as described in
-- parameter DATA_PATTERN and is set up for Virtex 6 family.
-- Reference :
-- Revision History:
--*****************************************************************************
library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
use ieee.numeric_std.all;
entity v6_data_gen is
generic (
EYE_TEST : string := "FALSE";
ADDR_WIDTH : integer := 32;
MEM_BURST_LEN : integer := 8;
BL_WIDTH : integer := 6;
DWIDTH : integer := 288;
DATA_PATTERN : string := "DGEN_ALL"; --"DGEN_HAMMER", "DGEN_WALING1","DGEN_WALING0","DGEN_ADDR","DGEN_NEIGHBOR","DGEN_PRBS","DGEN_ALL"
NUM_DQ_PINS : integer := 72;
COLUMN_WIDTH : integer := 10;
SEL_VICTIM_LINE : integer := 3 -- VICTIM LINE is one of the DQ pins is selected to be different than hammer pattern
);
port (
clk_i : in std_logic;
rst_i : in std_logic;
prbs_fseed_i : in std_logic_vector(31 downto 0);
data_mode_i : in std_logic_vector(3 downto 0);
data_rdy_i : in std_logic;
cmd_startA : in std_logic;
cmd_startB : in std_logic;
cmd_startC : in std_logic;
cmd_startD : in std_logic;
cmd_startE : in std_logic;
m_addr_i : in std_logic_vector(ADDR_WIDTH - 1 downto 0);
fixed_data_i : in std_logic_vector(DWIDTH-1 downto 0);
addr_i : in std_logic_vector(ADDR_WIDTH - 1 downto 0);
user_burst_cnt : in std_logic_vector(6 downto 0);
fifo_rdy_i : in std_logic;
data_o : out std_logic_vector(NUM_DQ_PINS * 4 - 1 downto 0)
);
end entity v6_data_gen;
architecture trans of v6_data_gen is
component data_prbs_gen is
generic (
EYE_TEST : string := "FALSE";
PRBS_WIDTH : integer := 32;
SEED_WIDTH : integer := 32
);
port (
clk_i : in std_logic;
clk_en : in std_logic;
rst_i : in std_logic;
prbs_fseed_i : in std_logic_vector(31 downto 0);
prbs_seed_init : in std_logic;
prbs_seed_i : in std_logic_vector(PRBS_WIDTH - 1 downto 0);
prbs_o : out std_logic_vector(PRBS_WIDTH - 1 downto 0)
);
end component;
constant ALL_0 : std_logic_vector(NUM_DQ_PINS * 4 - 1 downto 0) := (others => '0');
signal prbs_data : std_logic_vector(31 downto 0);
signal acounts : std_logic_vector(35 downto 0);
signal adata : std_logic_vector(NUM_DQ_PINS * 4 - 1 downto 0);
signal hdata : std_logic_vector(NUM_DQ_PINS * 4 - 1 downto 0);
signal ndata : std_logic_vector(NUM_DQ_PINS * 4 - 1 downto 0);
signal w1data : std_logic_vector(NUM_DQ_PINS * 4 - 1 downto 0);
signal w0data : std_logic_vector(NUM_DQ_PINS * 4 - 1 downto 0);
signal data : std_logic_vector(NUM_DQ_PINS * 4 - 1 downto 0);
signal tstpts : std_logic_vector(7 downto 0);
signal burst_count_reached2 : std_logic;
signal data_valid : std_logic;
signal walk_cnt : std_logic_vector(2 downto 0);
signal user_address : std_logic_vector(ADDR_WIDTH - 1 downto 0);
signal sel_w1gen_logic : std_logic;
--signal BLANK : std_logic_vector(7 downto 0);
--signal SHIFT_0 : std_logic_vector(7 downto 0);
--signal SHIFT_1 : std_logic_vector(7 downto 0);
--signal SHIFT_2 : std_logic_vector(7 downto 0);
--signal SHIFT_3 : std_logic_vector(7 downto 0);
--signal SHIFT_4 : std_logic_vector(7 downto 0);
--signal SHIFT_5 : std_logic_vector(7 downto 0);
--signal SHIFT_6 : std_logic_vector(7 downto 0);
--signal SHIFT_7 : std_logic_vector(7 downto 0);
signal sel_victimline_r : std_logic_vector(4 * NUM_DQ_PINS - 1 downto 0);
signal data_clk_en : std_logic;
signal full_prbs_data : std_logic_vector(NUM_DQ_PINS * 4 - 1 downto 0);
signal h_prbsdata : std_logic_vector(NUM_DQ_PINS * 4 - 1 downto 0);
signal i : integer;
signal j : integer;
signal data_mode_rr_a : std_logic_vector(3 downto 0);
signal data_mode_rr_b : std_logic_vector(3 downto 0);
signal data_mode_rr_c : std_logic_vector(3 downto 0);
signal prbs_seed_i : std_logic_vector(31 downto 0);
function concat ( in1 : integer;
in2 : std_logic_vector) return std_logic_vector is
variable rang : integer := in2'length;
variable temp : std_logic_vector(in1*rang-1 downto 0);
begin
for i in 0 to in1-1 loop
temp(rang*(i+1)-1 downto rang*i) := in2;
end loop;
return temp;
end function;
function Data_Gen ( int : integer
) return std_logic_vector is
variable data_bus : std_logic_vector(4*NUM_DQ_PINS-1 downto 0) := (others => '0');
variable j : integer;
begin
j := int/2;
if((int mod 2) = 1) then
data_bus((0*NUM_DQ_PINS+j*8)+7 downto (0*NUM_DQ_PINS+j*8)) := "00010000";
data_bus((1*NUM_DQ_PINS+j*8)+7 downto (1*NUM_DQ_PINS+j*8)) := "00100000";
data_bus((2*NUM_DQ_PINS+j*8)+7 downto (2*NUM_DQ_PINS+j*8)) := "01000000";
data_bus((3*NUM_DQ_PINS+j*8)+7 downto (3*NUM_DQ_PINS+j*8)) := "10000000";
else
data_bus((0*NUM_DQ_PINS+j*8)+7 downto (0*NUM_DQ_PINS+j*8)) := "00000001";
data_bus((1*NUM_DQ_PINS+j*8)+7 downto (1*NUM_DQ_PINS+j*8)) := "00000010";
data_bus((2*NUM_DQ_PINS+j*8)+7 downto (2*NUM_DQ_PINS+j*8)) := "00000100";
data_bus((3*NUM_DQ_PINS+j*8)+7 downto (3*NUM_DQ_PINS+j*8)) := "00001000";
end if;
return data_bus;
end function;
function Data_GenW0 ( int : integer) return std_logic_vector is
variable data_bus : std_logic_vector(4*NUM_DQ_PINS-1 downto 0) := (others => '0');
variable j : integer;
begin
j := int/2;
if((int mod 2) = 1) then
data_bus((0*NUM_DQ_PINS+j*8)+7 downto (0*NUM_DQ_PINS+j*8)) := "11101111";
data_bus((1*NUM_DQ_PINS+j*8)+7 downto (1*NUM_DQ_PINS+j*8)) := "11011111";
data_bus((2*NUM_DQ_PINS+j*8)+7 downto (2*NUM_DQ_PINS+j*8)) := "10111111";
data_bus((3*NUM_DQ_PINS+j*8)+7 downto (3*NUM_DQ_PINS+j*8)) := "01111111";
else
data_bus((0*NUM_DQ_PINS+j*8)+7 downto (0*NUM_DQ_PINS+j*8)) := "11111110";
data_bus((1*NUM_DQ_PINS+j*8)+7 downto (1*NUM_DQ_PINS+j*8)) := "11111101";
data_bus((2*NUM_DQ_PINS+j*8)+7 downto (2*NUM_DQ_PINS+j*8)) := "11111011";
data_bus((3*NUM_DQ_PINS+j*8)+7 downto (3*NUM_DQ_PINS+j*8)) := "11110111";
end if;
return data_bus;
end function;
begin
data_o <= data;
full_prbs_data <= concat(DWIDTH/32,prbs_data);
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
data_mode_rr_a <= data_mode_i;
data_mode_rr_b <= data_mode_i;
data_mode_rr_c <= data_mode_i;
end if;
end process;
process (data_mode_rr_a, h_prbsdata, fixed_data_i, adata, hdata, ndata, w1data, full_prbs_data)
begin
case data_mode_rr_a is
when "0000" =>
data <= h_prbsdata;
when "0001" => -- "0001" = fixed data
data <= fixed_data_i;
when "0010" => -- "0010" = address as data
data <= adata;
when "0011" => -- "0011" = hammer
data <= hdata;
when "0100" => -- "0100" = neighbour
data <= ndata;
when "0101" => -- "0101" = walking 1's
data <= w1data;
when "0110" => -- "0110" = walking 0's
data <= w1data;
when "0111" => -- "0111" = prbs
data <= full_prbs_data;
when others =>
data <= (others => '0');
end case;
end process;
-- process (data_mode_rr_a, h_prbsdata, fixed_data_i, adata, hdata, ndata, w1data, full_prbs_data)
-- begin
-- case data_mode_rr_a is
-- when "0000" =>
-- data <= h_prbsdata;
-- when "0001" => -- "0001" = fixed data
-- data <= fixed_data_i;
-- when "0010" => -- "0010" = address as data
-- data <= adata;
-- when "0011" => -- "0011" = hammer
-- data <= hdata;
-- when "0100" => -- "0100" = neighbour
-- data <= ndata;
-- when "0111" => -- "0111" = prbs
-- data <= full_prbs_data;
-- when others =>
-- data <= w1data;
-- end case;
-- end process;
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if (data_mode_rr_c(2 downto 0) = "101" or data_mode_rr_c(2 downto 0) = "100" or data_mode_rr_c(2 downto 0) = "110") then -- WALKING PATTERN
sel_w1gen_logic <= '1';
else
sel_w1gen_logic <= '0';
end if;
end if;
end process;
WALKING_ONE_8_PATTERN : if (NUM_DQ_PINS = 8 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if (fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(3) is
when '0' =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when '1' =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_16_PATTERN : if (NUM_DQ_PINS = 16 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(4 downto 3) is
when "00" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "01" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "10" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "11" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_24_PATTERN : if (NUM_DQ_PINS = 24 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(7 downto 3) is
when "00000" | "00110" | "01100" |
"10010" | "11000" | "11110" =>
-- when "10010" | "11000"=>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "00001" | "00111" | "01101" |
"10011" | "11001" | "11111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "00010" | "01000" | "01110" | --2,8,14,20,26
"10100" | "11010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "00011" | "01001" | "01111" | --3,9,15,21,27
"10101" | "11011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "00100" | "01010" | "10000" |
"10110" | "11100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "00101" | "01011" | "10001" |
"10111" | "11101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if; -- cmd_startC
end if; --if ( fifo_rdy_i = '1' or cmd_startC = '1')
end if; -- clk
end process;
end generate;
WALKING_ONE_32_PATTERN : if (NUM_DQ_PINS = 32 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(6 downto 4) is
when "000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
--
WALKING_ONE_40_PATTERN : if (NUM_DQ_PINS = 40 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(7 downto 4) is
when "0000" | "1010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "0001" | "1011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "0010" | "1100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "0011" | "1101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "0100" | "1110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "0101" | "1111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(7);
end if;
when "0110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "0111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "1000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "1001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_48_PATTERN :
if (NUM_DQ_PINS = 48 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(7 downto 4) is
when "0000" | "1100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "0001" | "1101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "0010" | "1110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "0011" | "1111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "0100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "0101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "0110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "0111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "1000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "1001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "1010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "1011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
--
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_56_PATTERN:
if (NUM_DQ_PINS = 56 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(8 downto 5) is
when "0000" | "1110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "0001" | "1111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "0010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "0011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "0100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "0101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "0110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "0111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "1000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "1001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "1010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "1011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "1100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "1101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
--
WALKING_ONE_64_PATTERN :
if (NUM_DQ_PINS = 64 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(8 downto 5) is
when "0000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "0001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "0010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "0011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "0100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "0101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "0110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "0111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "1000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "1001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "1010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "1011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "1100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "1101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when "1110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(14);
else
w1data <= Data_GenW0(14);
end if;
when "1111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(15);
else
w1data <= Data_GenW0(15);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_72_PATTERN :
if (NUM_DQ_PINS = 72 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(9 downto 5) is
when "00000" | "10010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "00001" | "10011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "00010" | "10100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "00011" | "10101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "00100" | "10110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "00101" | "10111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "00110" | "11000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "00111" | "11001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "01000" | "11010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "01001" | "11011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "01010" | "11100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "01011" | "11101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "01100" | "11110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "01101" | "11111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when "01110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(14);
else
w1data <= Data_GenW0(14);
end if;
when "01111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(15);
else
w1data <= Data_GenW0(15);
end if;
when "10000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(16);
else
w1data <= Data_GenW0(16);
end if;
when "10001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(17);
else
w1data <= Data_GenW0(17);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_80_PATTERN :
if (NUM_DQ_PINS = 80 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(9 downto 5) is
when "00000" | "10100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "00001" | "10101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "00010" | "10110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "00011" | "10111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "00100" | "11000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "00101" | "11001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "00110" | "11010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "00111" | "11011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "01000" | "11100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "01001" | "11101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "01010" | "11110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "01011" | "11111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "01100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "01101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when "01110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(14);
else
w1data <= Data_GenW0(14);
end if;
when "01111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(15);
else
w1data <= Data_GenW0(15);
end if;
when "10000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(16);
else
w1data <= Data_GenW0(16);
end if;
when "10001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(17);
else
w1data <= Data_GenW0(17);
end if;
when "10010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(18);
else
w1data <= Data_GenW0(18);
end if;
when "10011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(19);
else
w1data <= Data_GenW0(19);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_88_PATTERN:
if (NUM_DQ_PINS = 88 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(9 downto 5) is
when "00000" | "10110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "00001" | "10111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "00010" | "11000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "00011" | "11001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "00100" | "11010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "00101" | "11011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "00110" | "11100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "00111" | "11101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "01000" | "11110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "01001" | "11111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "01010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "01011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "01100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "01101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when "01110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(14);
else
w1data <= Data_GenW0(14);
end if;
when "01111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(15);
else
w1data <= Data_GenW0(15);
end if;
when "10000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(16);
else
w1data <= Data_GenW0(16);
end if;
when "10001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(17);
else
w1data <= Data_GenW0(17);
end if;
when "10010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(18);
else
w1data <= Data_GenW0(18);
end if;
when "10011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(19);
else
w1data <= Data_GenW0(19);
end if;
when "10100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(20);
else
w1data <= Data_GenW0(20);
end if;
when "10101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(21);
else
w1data <= Data_GenW0(21);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_96_PATTERN:
if (NUM_DQ_PINS = 96 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(9 downto 5) is
when "00000" | "11000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "00001" | "11001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "00010" | "11010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "00011" | "11011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "00100" | "11100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "00101" | "11101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "00110" | "11110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "00111" | "11111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "01000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "01001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "01010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "01011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "01100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "01101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when "01110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(14);
else
w1data <= Data_GenW0(14);
end if;
when "01111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(15);
else
w1data <= Data_GenW0(15);
end if;
when "10000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(16);
else
w1data <= Data_GenW0(16);
end if;
when "10001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(17);
else
w1data <= Data_GenW0(17);
end if;
when "10010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(18);
else
w1data <= Data_GenW0(18);
end if;
when "10011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(19);
else
w1data <= Data_GenW0(19);
end if;
when "10100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(20);
else
w1data <= Data_GenW0(20);
end if;
when "10101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(21);
else
w1data <= Data_GenW0(21);
end if;
when "10110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(22);
else
w1data <= Data_GenW0(22);
end if;
when "10111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(23);
else
w1data <= Data_GenW0(23);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_104_PATTERN:
if (NUM_DQ_PINS = 104 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(9 downto 5) is
when "00000" | "11010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "00001" | "11011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "00010" | "11100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "00011" | "11101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "00100" | "11110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "00101" | "11111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "00110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "00111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "01000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "01001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "01010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "01011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "01100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "01101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when "01110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(14);
else
w1data <= Data_GenW0(14);
end if;
when "01111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(15);
else
w1data <= Data_GenW0(15);
end if;
when "10000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(16);
else
w1data <= Data_GenW0(16);
end if;
when "10001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(17);
else
w1data <= Data_GenW0(17);
end if;
when "10010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(18);
else
w1data <= Data_GenW0(18);
end if;
when "10011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(19);
else
w1data <= Data_GenW0(19);
end if;
when "10100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(20);
else
w1data <= Data_GenW0(20);
end if;
when "10101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(21);
else
w1data <= Data_GenW0(21);
end if;
when "10110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(22);
else
w1data <= Data_GenW0(22);
end if;
when "10111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(23);
else
w1data <= Data_GenW0(23);
end if;
when "11000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(24);
else
w1data <= Data_GenW0(24);
end if;
when "11001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(25);
else
w1data <= Data_GenW0(25);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_112_PATTERN:
if (NUM_DQ_PINS = 112 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(9 downto 5) is
when "00000" | "11100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "00001" | "11101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "00010" | "11110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "00011" | "11111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "00100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "00101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "00110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "00111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "01000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "01001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "01010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "01011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "01100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "01101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when "01110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(14);
else
w1data <= Data_GenW0(14);
end if;
when "01111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(15);
else
w1data <= Data_GenW0(15);
end if;
when "10000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(16);
else
w1data <= Data_GenW0(16);
end if;
when "10001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(17);
else
w1data <= Data_GenW0(17);
end if;
when "10010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(18);
else
w1data <= Data_GenW0(18);
end if;
when "10011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(19);
else
w1data <= Data_GenW0(19);
end if;
when "10100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(20);
else
w1data <= Data_GenW0(20);
end if;
when "10101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(21);
else
w1data <= Data_GenW0(21);
end if;
when "10110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(22);
else
w1data <= Data_GenW0(22);
end if;
when "10111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(23);
else
w1data <= Data_GenW0(23);
end if;
when "11000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(24);
else
w1data <= Data_GenW0(24);
end if;
when "11001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(25);
else
w1data <= Data_GenW0(25);
end if;
when "11010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(26);
else
w1data <= Data_GenW0(26);
end if;
when "11011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(27);
else
w1data <= Data_GenW0(27);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_120_PATTERN:
if (NUM_DQ_PINS = 120 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(9 downto 5) is
when "00000" | "11110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "00001" | "11111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "00010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "00011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "00100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "00101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "00110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "00111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "01000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "01001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "01010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "01011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "01100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "01101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when "01110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(14);
else
w1data <= Data_GenW0(14);
end if;
when "01111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(15);
else
w1data <= Data_GenW0(15);
end if;
when "10000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(16);
else
w1data <= Data_GenW0(16);
end if;
when "10001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(17);
else
w1data <= Data_GenW0(17);
end if;
when "10010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(18);
else
w1data <= Data_GenW0(18);
end if;
when "10011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(19);
else
w1data <= Data_GenW0(19);
end if;
when "10100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(20);
else
w1data <= Data_GenW0(20);
end if;
when "10101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(21);
else
w1data <= Data_GenW0(21);
end if;
when "10110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(22);
else
w1data <= Data_GenW0(22);
end if;
when "10111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(23);
else
w1data <= Data_GenW0(23);
end if;
when "11000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(24);
else
w1data <= Data_GenW0(24);
end if;
when "11001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(25);
else
w1data <= Data_GenW0(25);
end if;
when "11010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(26);
else
w1data <= Data_GenW0(26);
end if;
when "11011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(27);
else
w1data <= Data_GenW0(27);
end if;
when "11100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(28);
else
w1data <= Data_GenW0(28);
end if;
when "11101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(29);
else
w1data <= Data_GenW0(29);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_128_PATTERN:
if (NUM_DQ_PINS = 128 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(10 downto 6) is
when "00000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "00001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "00010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "00011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "00100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "00101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "00110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "00111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "01000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "01001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "01010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "01011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "01100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "01101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when "01110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(14);
else
w1data <= Data_GenW0(14);
end if;
when "01111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(15);
else
w1data <= Data_GenW0(15);
end if;
when "10000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(16);
else
w1data <= Data_GenW0(16);
end if;
when "10001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(17);
else
w1data <= Data_GenW0(17);
end if;
when "10010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(18);
else
w1data <= Data_GenW0(18);
end if;
when "10011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(19);
else
w1data <= Data_GenW0(19);
end if;
when "10100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(20);
else
w1data <= Data_GenW0(20);
end if;
when "10101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(21);
else
w1data <= Data_GenW0(21);
end if;
when "10110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(22);
else
w1data <= Data_GenW0(22);
end if;
when "10111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(23);
else
w1data <= Data_GenW0(23);
end if;
when "11000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(24);
else
w1data <= Data_GenW0(24);
end if;
when "11001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(25);
else
w1data <= Data_GenW0(25);
end if;
when "11010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(26);
else
w1data <= Data_GenW0(26);
end if;
when "11011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(27);
else
w1data <= Data_GenW0(27);
end if;
when "11100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(28);
else
w1data <= Data_GenW0(28);
end if;
when "11101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(29);
else
w1data <= Data_GenW0(29);
end if;
when "11110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(30);
else
w1data <= Data_GenW0(30);
end if;
when "11111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(31);
else
w1data <= Data_GenW0(31);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_136_PATTERN:
if (NUM_DQ_PINS = 136 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(11 downto 6) is
when "000000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "000001" | "100011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "000010" | "100100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "000011" | "100101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "000100" | "100110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "000101" | "100111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "000110" | "101000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "000111" | "101001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "001000" | "101010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "001001" | "101011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "001010" | "101100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "001011" | "101101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "001100" | "101110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "001101" | "101111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when "001110" | "110000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(14);
else
w1data <= Data_GenW0(14);
end if;
when "001111" | "110001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(15);
else
w1data <= Data_GenW0(15);
end if;
when "010000" | "110010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(16);
else
w1data <= Data_GenW0(16);
end if;
when "010001" | "110011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(17);
else
w1data <= Data_GenW0(17);
end if;
when "010010" | "110100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(18);
else
w1data <= Data_GenW0(18);
end if;
when "010011" | "110101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(19);
else
w1data <= Data_GenW0(19);
end if;
when "010100" | "110110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(20);
else
w1data <= Data_GenW0(20);
end if;
when "010101" | "110111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(21);
else
w1data <= Data_GenW0(21);
end if;
when "010110" | "111000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(22);
else
w1data <= Data_GenW0(22);
end if;
when "010111" | "111001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(23);
else
w1data <= Data_GenW0(23);
end if;
when "011000" | "111010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(24);
else
w1data <= Data_GenW0(24);
end if;
when "011001" | "111011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(25);
else
w1data <= Data_GenW0(25);
end if;
when "011010" | "111100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(26);
else
w1data <= Data_GenW0(26);
end if;
when "011011" | "111101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(27);
else
w1data <= Data_GenW0(27);
end if;
when "011100" | "111110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(28);
else
w1data <= Data_GenW0(28);
end if;
when "011101" | "111111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(29);
else
w1data <= Data_GenW0(29);
end if;
when "011110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(30);
else
w1data <= Data_GenW0(30);
end if;
when "011111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(31);
else
w1data <= Data_GenW0(31);
end if;
when "100000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(32);
else
w1data <= Data_GenW0(32);
end if;
when "100001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(33);
else
w1data <= Data_GenW0(33);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
WALKING_ONE_144_PATTERN:
if (NUM_DQ_PINS = 144 and (DATA_PATTERN = "DGEN_WALKING1" or DATA_PATTERN = "DGEN_WALKING0" or DATA_PATTERN = "DGEN_NEIGHBOR" or DATA_PATTERN = "DGEN_ALL")) generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if ( fifo_rdy_i = '1' or cmd_startC = '1') then
if (cmd_startC = '1') then
if (sel_w1gen_logic = '1') then
case addr_i(11 downto 6) is
when "000000" | "100100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(0);
else
w1data <= Data_GenW0(0);
end if;
when "000001" | "100101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(1);
else
w1data <= Data_GenW0(1);
end if;
when "000010" | "100110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(2);
else
w1data <= Data_GenW0(2);
end if;
when "000011" | "100111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(3);
else
w1data <= Data_GenW0(3);
end if;
when "000100" | "101000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(4);
else
w1data <= Data_GenW0(4);
end if;
when "000101" | "101001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(5);
else
w1data <= Data_GenW0(5);
end if;
when "000110" | "101010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(6);
else
w1data <= Data_GenW0(6);
end if;
when "000111" | "101011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(7);
else
w1data <= Data_GenW0(7);
end if;
when "001000" | "101100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(8);
else
w1data <= Data_GenW0(8);
end if;
when "001001" | "101101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(9);
else
w1data <= Data_GenW0(9);
end if;
when "001010" | "101110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(10);
else
w1data <= Data_GenW0(10);
end if;
when "001011" | "101111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(11);
else
w1data <= Data_GenW0(11);
end if;
when "001100" | "110000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(12);
else
w1data <= Data_GenW0(12);
end if;
when "001101" | "110001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(13);
else
w1data <= Data_GenW0(13);
end if;
when "001110" | "110010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(14);
else
w1data <= Data_GenW0(14);
end if;
when "001111" | "110011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(15);
else
w1data <= Data_GenW0(15);
end if;
when "010000" | "110100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(16);
else
w1data <= Data_GenW0(16);
end if;
when "010001" | "110101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(17);
else
w1data <= Data_GenW0(17);
end if;
when "010010" | "110110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(18);
else
w1data <= Data_GenW0(18);
end if;
when "010011" | "110111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(19);
else
w1data <= Data_GenW0(19);
end if;
when "010100" | "111000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(20);
else
w1data <= Data_GenW0(20);
end if;
when "010101" | "111001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(21);
else
w1data <= Data_GenW0(21);
end if;
when "010110" | "111010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(22);
else
w1data <= Data_GenW0(22);
end if;
when "010111" | "111011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(23);
else
w1data <= Data_GenW0(23);
end if;
when "011000" | "111100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(24);
else
w1data <= Data_GenW0(24);
end if;
when "011001" | "111101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(25);
else
w1data <= Data_GenW0(25);
end if;
when "011010" | "111110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(26);
else
w1data <= Data_GenW0(26);
end if;
when "011011" | "111111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(27);
else
w1data <= Data_GenW0(27);
end if;
when "011100" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(28);
else
w1data <= Data_GenW0(28);
end if;
when "011101" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(29);
else
w1data <= Data_GenW0(29);
end if;
when "011110" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(30);
else
w1data <= Data_GenW0(30);
end if;
when "011111" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(31);
else
w1data <= Data_GenW0(31);
end if;
when "100000" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(32);
else
w1data <= Data_GenW0(32);
end if;
when "100001" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(33);
else
w1data <= Data_GenW0(33);
end if;
when "100010" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(34);
else
w1data <= Data_GenW0(34);
end if;
when "100011" =>
if (data_mode_i = "0101") then
w1data <= Data_Gen(35);
else
w1data <= Data_GenW0(35);
end if;
when others =>
w1data <= (others => '0');
end case;
end if;
elsif (MEM_BURST_LEN = 8) then
w1data(4 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS) <= (w1data(4 * NUM_DQ_PINS - 5 downto 3 * NUM_DQ_PINS) & w1data(4 * NUM_DQ_PINS - 1 downto 4 * NUM_DQ_PINS - 4));
w1data(3 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS) <= (w1data(3 * NUM_DQ_PINS - 5 downto 2 * NUM_DQ_PINS) & w1data(3 * NUM_DQ_PINS - 1 downto 3 * NUM_DQ_PINS - 4));
w1data(2 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS) <= (w1data(2 * NUM_DQ_PINS - 5 downto 1 * NUM_DQ_PINS) & w1data(2 * NUM_DQ_PINS - 1 downto 2 * NUM_DQ_PINS - 4));
w1data(1 * NUM_DQ_PINS - 1 downto 0 * NUM_DQ_PINS) <= (w1data(1 * NUM_DQ_PINS - 5 downto 0 * NUM_DQ_PINS) & w1data(1 * NUM_DQ_PINS - 1 downto 1 * NUM_DQ_PINS - 4));
end if;
end if;
end if;
end process;
end generate;
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
for i in 0 to 4 * NUM_DQ_PINS - 1 loop
if (i = SEL_VICTIM_LINE or (i - NUM_DQ_PINS) = SEL_VICTIM_LINE or (i - (NUM_DQ_PINS * 2)) = SEL_VICTIM_LINE or (i - (NUM_DQ_PINS * 3)) = SEL_VICTIM_LINE) then
hdata(i) <= '1';
elsif (i >= 0 and i <= 1 * NUM_DQ_PINS - 1) then
hdata(i) <= '1';
elsif (i >= 1 * NUM_DQ_PINS and i <= 2 * NUM_DQ_PINS - 1) then
hdata(i) <= '0';
elsif (i >= 2 * NUM_DQ_PINS and i <= 3 * NUM_DQ_PINS - 1) then
hdata(i) <= '1';
elsif (i >= 3 * NUM_DQ_PINS and i <= 4 * NUM_DQ_PINS - 1) then
hdata(i) <= '0';
else
hdata(i) <= '1';
end if;
end loop;
end if;
end process;
process (w1data, hdata)
begin
for i in 0 to 4 * NUM_DQ_PINS - 1 loop
ndata(i) <= hdata(i) xor w1data(i);
end loop;
end process;
process (full_prbs_data, hdata)
begin
for i in 0 to 4 * NUM_DQ_PINS - 1 loop
if (i = SEL_VICTIM_LINE or (i - NUM_DQ_PINS) = SEL_VICTIM_LINE or (i - (NUM_DQ_PINS * 2)) = SEL_VICTIM_LINE or (i - (NUM_DQ_PINS * 3)) = SEL_VICTIM_LINE) then
h_prbsdata(i) <= full_prbs_data(SEL_VICTIM_LINE);
else
h_prbsdata(i) <= hdata(i);
end if;
end loop;
end process;
addr_pattern : if (DATA_PATTERN = "DGEN_ADDR" or DATA_PATTERN = "DGEN_ALL") generate
process (clk_i)
begin
if (clk_i'event and clk_i = '1') then
if (cmd_startD = '1') then
acounts <= ("0000" & addr_i);
elsif (fifo_rdy_i = '1' and data_rdy_i = '1' and MEM_BURST_LEN = 8 ) then
if (NUM_DQ_PINS = 8 ) then
acounts <= acounts + X"000000004";
elsif (NUM_DQ_PINS = 16 and NUM_DQ_PINS < 32) then
acounts <= acounts + X"000000008";
elsif (NUM_DQ_PINS >= 32 and NUM_DQ_PINS < 64) then
acounts <= acounts + X"000000010";
elsif (NUM_DQ_PINS >= 64 and NUM_DQ_PINS < 128) then
acounts <= acounts + X"000000020";
elsif (NUM_DQ_PINS >= 128 and NUM_DQ_PINS < 256) then
acounts <= acounts + X"000000040";
end if;
end if;
end if;
end process;
adata <= concat(DWIDTH/32,acounts(31 downto 0)); -- DWIDTH = 4 * NUM_DQ_PINS
end generate;
-- When doing eye_test, traffic gen only does write and want to
-- keep the prbs random and address is fixed at a location.
d_clk_en1 : if (EYE_TEST = "TRUE") generate
data_clk_en <= '1'; --fifo_rdy_i && data_rdy_i && user_burst_cnt > 6'd1;
end generate;
d_clk_en2 : if (EYE_TEST = "FALSE") generate
data_clk_en <= (fifo_rdy_i and data_rdy_i) when (user_burst_cnt > "0000001") else '0';
end generate;
prbs_pattern : if (DATA_PATTERN = "DGEN_PRBS" or DATA_PATTERN = "DGEN_ALL") generate
-- PRBS DATA GENERATION
-- xor all the tap positions before feedback to 1st stage.
prbs_seed_i <= (m_addr_i(6) & m_addr_i(31) & m_addr_i(8) & m_addr_i(22) & m_addr_i(9) & m_addr_i(24) & m_addr_i(21) & m_addr_i(23) & m_addr_i(18) & m_addr_i(10) & m_addr_i(20) & m_addr_i(17) & m_addr_i(13) & m_addr_i(16) & m_addr_i(12) & m_addr_i(4) & m_addr_i(15 downto 0)); --(m_addr_i[31:0]),
data_prbs_gen_inst : data_prbs_gen
generic map (
PRBS_WIDTH => 32,
SEED_WIDTH => 32,
EYE_TEST => EYE_TEST
)
port map (
clk_i => clk_i,
rst_i => rst_i,
clk_en => data_clk_en,
prbs_fseed_i => prbs_fseed_i,
prbs_seed_init => cmd_startE,
prbs_seed_i => prbs_seed_i,
prbs_o => prbs_data
);
end generate;
end architecture trans;
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