Subversion Repositories motion_estimation_processor

----------------------------------------------------------------------------

--  This file is a part of the LM VHDL IP LIBRARY

--  Copyright (C) 2009 Jose Nunez-Yanez

--

--  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 2 of the License, or

--  (at your option) any later version.

--

--  See the file COPYING for the full details of the license.

--

--  The license allows free and unlimited use of the library and tools for research and education purposes. 

--  The full LM core supports many more advanced motion estimation features and it is available under a 

--  low-cost commercial license. See the readme file to learn more or contact us at 

--  eejlny@byacom.co.uk or www.byacom.co.uk

-----------------------------------------------------------------------------

-- File:        me_engine.vhd

-- Author:      Jose Luis Nunez-Yanez

-- Description: me entities

------------------------------------------------------------------------------

library ieee;

use ieee.std_logic_1164.all;

package me_engine is

component me_top

 port ( clk : in std_logic;

        clear : in std_logic;

        reset : in std_logic;

             register_file_address : in std_logic_vector(4 downto 0); -- 32 general purpose registers

        register_file_write : in std_logic;

             register_file_data_in : in std_logic_vector(31 downto 0);

             register_file_data_out : out std_logic_vector(31 downto 0);

             done_interrupt : out std_logic; -- high when macroblock processing has completed

             best_sad_debug : out std_logic_vector(15 downto 0); --debugging ports

             best_mv_debug : out std_logic_vector(15 downto 0);

                 best_eu_debug : out std_logic_vector(3 downto 0);

                 partition_mode_debug : out std_logic_vector(3 downto 0);

                 qp_on_debug : out std_logic;      --running qp

             dma_rm_re_debug : in std_logic; --set to one to enable reading the reference area

             dma_rm_debug : out std_logic_vector(63 downto 0); -- reference area data out

             dma_address : in std_logic_vector(10 downto 0); -- next reference memory address

        dma_data_in : in std_logic_vector(63 downto 0); -- pixel in for reference memory or macroblock memory

        dma_rm_we : in std_logic; --enable writing to reference memory

           dma_cm_we : in std_logic; --enable writing to current macroblock memory

           dma_pom_we : in std_logic; -- enable writing to point memory

           dma_prm_we : in std_logic;  -- enable writing to program memory

             dma_residue_out : out std_logic_vector(63 downto 0); -- get residue from winner mv

             dma_re_re : in std_logic -- enable reading residue

      );

end component;

end;