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------------------------------------------------------------------------------
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-- This file is a part of the LPP VHDL IP LIBRARY
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-- Copyright (C) 2009 - 2010, Laboratory of Plasmas Physic - CNRS
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program; if not, write to the Free Software
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-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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-------------------------------------------------------------------------------
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-- Author : Jean-christophe Pellion
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-- Mail : jean-christophe.pellion@lpp.polytechnique.fr
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-- jean-christophe.pellion@easii-ic.com
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-------------------------------------------------------------------------------
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-- 1.0 - initial version
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-- 1.1 - (01/11/2013) FIX boundary error (1kB address should not be crossed by BURSTS)
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-------------------------------------------------------------------------------
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LIBRARY ieee;
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USE ieee.std_logic_1164.ALL;
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USE ieee.numeric_std.ALL;
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LIBRARY grlib;
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USE grlib.amba.ALL;
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USE grlib.stdlib.ALL;
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USE grlib.devices.ALL;
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USE GRLIB.DMA2AHB_Package.ALL;
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--USE GRLIB.DMA2AHB_TestPackage.ALL;
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LIBRARY lpp;
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USE lpp.lpp_amba.ALL;
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USE lpp.apb_devices_list.ALL;
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USE lpp.lpp_memory.ALL;
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USE lpp.lpp_dma_pkg.ALL;
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LIBRARY techmap;
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USE techmap.gencomp.ALL;
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ENTITY lpp_dma IS
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GENERIC (
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tech : INTEGER := inferred;
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hindex : INTEGER := 2;
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pindex : INTEGER := 4;
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paddr : INTEGER := 4;
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pmask : INTEGER := 16#fff#;
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pirq : INTEGER := 0);
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PORT (
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-- AMBA AHB system signals
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HCLK : IN STD_ULOGIC;
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HRESETn : IN STD_ULOGIC;
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-- AMBA APB Slave Interface
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apbi : IN apb_slv_in_type;
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apbo : OUT apb_slv_out_type;
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-- AMBA AHB Master Interface
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AHB_Master_In : IN AHB_Mst_In_Type;
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AHB_Master_Out : OUT AHB_Mst_Out_Type;
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-- fifo interface
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fifo_data : IN STD_LOGIC_VECTOR(31 DOWNTO 0);
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fifo_empty : IN STD_LOGIC;
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fifo_ren : OUT STD_LOGIC;
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-- header
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header : IN STD_LOGIC_VECTOR(31 DOWNTO 0);
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header_val : IN STD_LOGIC;
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header_ack : OUT STD_LOGIC
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);
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END;
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ARCHITECTURE Behavioral OF lpp_dma IS
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SIGNAL ready_matrix_f0_0 : STD_LOGIC;
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SIGNAL ready_matrix_f0_1 : STD_LOGIC;
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SIGNAL ready_matrix_f1 : STD_LOGIC;
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SIGNAL ready_matrix_f2 : STD_LOGIC;
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SIGNAL error_anticipating_empty_fifo : STD_LOGIC;
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SIGNAL error_bad_component_error : STD_LOGIC;
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SIGNAL debug_reg : STD_LOGIC_VECTOR(31 DOWNTO 0);
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SIGNAL config_active_interruption_onNewMatrix : STD_LOGIC;
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SIGNAL config_active_interruption_onError : STD_LOGIC;
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SIGNAL status_ready_matrix_f0_0 : STD_LOGIC;
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SIGNAL status_ready_matrix_f0_1 : STD_LOGIC;
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SIGNAL status_ready_matrix_f1 : STD_LOGIC;
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SIGNAL status_ready_matrix_f2 : STD_LOGIC;
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SIGNAL status_error_anticipating_empty_fifo : STD_LOGIC;
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SIGNAL status_error_bad_component_error : STD_LOGIC;
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SIGNAL addr_matrix_f0_0 : STD_LOGIC_VECTOR(31 DOWNTO 0);
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SIGNAL addr_matrix_f0_1 : STD_LOGIC_VECTOR(31 DOWNTO 0);
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SIGNAL addr_matrix_f1 : STD_LOGIC_VECTOR(31 DOWNTO 0);
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SIGNAL addr_matrix_f2 : STD_LOGIC_VECTOR(31 DOWNTO 0);
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BEGIN
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-----------------------------------------------------------------------------
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-- LPP DMA IP
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-----------------------------------------------------------------------------
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lpp_dma_ip_1: lpp_dma_ip
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GENERIC MAP (
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tech => tech,
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hindex => hindex)
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PORT MAP (
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HCLK => HCLK,
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HRESETn => HRESETn,
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AHB_Master_In => AHB_Master_In,
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AHB_Master_Out => AHB_Master_Out,
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fifo_data => fifo_data,
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fifo_empty => fifo_empty,
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fifo_ren => fifo_ren,
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header => header,
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header_val => header_val,
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header_ack => header_ack,
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-------------------------------------------------------------------------
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-- REG
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ready_matrix_f0_0 => ready_matrix_f0_0,
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ready_matrix_f0_1 => ready_matrix_f0_1,
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ready_matrix_f1 => ready_matrix_f1,
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ready_matrix_f2 => ready_matrix_f2,
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error_anticipating_empty_fifo => error_anticipating_empty_fifo,
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error_bad_component_error => error_bad_component_error,
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debug_reg => debug_reg,
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status_ready_matrix_f0_0 => status_ready_matrix_f0_0,
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status_ready_matrix_f0_1 => status_ready_matrix_f0_1,
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status_ready_matrix_f1 => status_ready_matrix_f1,
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status_ready_matrix_f2 => status_ready_matrix_f2,
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status_error_anticipating_empty_fifo => status_error_anticipating_empty_fifo,
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status_error_bad_component_error => status_error_bad_component_error,
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config_active_interruption_onNewMatrix => config_active_interruption_onNewMatrix,
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config_active_interruption_onError => config_active_interruption_onError,
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addr_matrix_f0_0 => addr_matrix_f0_0,
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addr_matrix_f0_1 => addr_matrix_f0_1,
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addr_matrix_f1 => addr_matrix_f1,
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addr_matrix_f2 => addr_matrix_f2);
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-----------------------------------------------------------------------------
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-- APB REGISTER
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-----------------------------------------------------------------------------
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lpp_dma_apbreg_1 : lpp_dma_apbreg
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GENERIC MAP (
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pindex => pindex,
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paddr => paddr,
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pmask => pmask,
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pirq => pirq)
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PORT MAP (
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HCLK => HCLK,
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HRESETn => HRESETn,
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apbi => apbi,
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apbo => apbo,
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-- IN
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ready_matrix_f0_0 => ready_matrix_f0_0,
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ready_matrix_f0_1 => ready_matrix_f0_1,
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ready_matrix_f1 => ready_matrix_f1,
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ready_matrix_f2 => ready_matrix_f2,
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error_anticipating_empty_fifo => error_anticipating_empty_fifo,
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error_bad_component_error => error_bad_component_error,
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--
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debug_reg => debug_reg,
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-- OUT
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status_ready_matrix_f0_0 => status_ready_matrix_f0_0,
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status_ready_matrix_f0_1 => status_ready_matrix_f0_1,
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status_ready_matrix_f1 => status_ready_matrix_f1,
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status_ready_matrix_f2 => status_ready_matrix_f2,
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status_error_anticipating_empty_fifo => status_error_anticipating_empty_fifo,
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status_error_bad_component_error => status_error_bad_component_error,
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config_active_interruption_onNewMatrix => config_active_interruption_onNewMatrix, -- TODO
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config_active_interruption_onError => config_active_interruption_onError, -- TODO
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addr_matrix_f0_0 => addr_matrix_f0_0,
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addr_matrix_f0_1 => addr_matrix_f0_1,
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addr_matrix_f1 => addr_matrix_f1,
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addr_matrix_f2 => addr_matrix_f2);
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-----------------------------------------------------------------------------
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END Behavioral;
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