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lppFIFOxN.vhd
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------------------------------------------------------------------------------
-- This file is a part of the LPP VHDL IP LIBRARY
-- Copyright (C) 2009 - 2012, Laboratory of Plasmas Physic - CNRS
--
-- This program is free software; you can redistribute it and/or modify
-- it under the terms of the GNU General Public License as published by
-- the Free Software Foundation; either version 3 of the License, or
-- (at your option) any later version.
--
-- This program is distributed in the hope that it will be useful,
-- but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-- GNU General Public License for more details.
--
-- You should have received a copy of the GNU General Public License
-- along with this program; if not, write to the Free Software
-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
------------------------------------------------------------------------------
-- Author : Martin Morlot
-- Mail : martin.morlot@lpp.polytechnique.fr
------------------------------------------------------------------------------
library IEEE;
use IEEE.std_logic_1164.all;
use IEEE.numeric_std.all;
library lpp;
use lpp.lpp_memory.all;
library techmap;
use techmap.gencomp.all;
entity lppFIFOxN is
generic(
tech : integer := 0;
Data_sz : integer range 1 to 32 := 8;
Addr_sz : integer range 1 to 32 := 8;
FifoCnt : integer := 1;
Enable_ReUse : std_logic := '0'
);
port(
rst : in std_logic;
wclk : in std_logic;
rclk : in std_logic;
ReUse : in std_logic_vector(FifoCnt-1 downto 0);
wen : in std_logic_vector(FifoCnt-1 downto 0);
ren : in std_logic_vector(FifoCnt-1 downto 0);
wdata : in std_logic_vector((FifoCnt*Data_sz)-1 downto 0);
rdata : out std_logic_vector((FifoCnt*Data_sz)-1 downto 0);
full : out std_logic_vector(FifoCnt-1 downto 0);
empty : out std_logic_vector(FifoCnt-1 downto 0)
);
end entity;
architecture ar_lppFIFOxN of lppFIFOxN is
begin
fifos: for i in 0 to FifoCnt-1 generate
FIFO0 : lpp_fifo
generic map (tech,Enable_ReUse,Data_sz,Addr_sz)
port map(rst,ReUse(i),rclk,ren(i),rdata((i+1)*Data_sz-1 downto i*Data_sz),empty(i),open,wclk,wen(i),wdata((i+1)*Data_sz-1 downto i*Data_sz),full(i),open);
end generate;
end architecture;