Subversion Repositories pcie_sg_dma

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-- Project    : Virtex-6 Integrated Block for PCI Express
-- File       : pci_exp_usrapp_tx.vhd
-- Version    : 1.7
-- Filename: pci_exp_usrapp_tx.vhd
--
-- Description:  PCI Express dsport Tx interface.
--
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library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_textio.all;
use ieee.numeric_std.all;
 
library std;
use std.textio.all;
 
entity pci_exp_usrapp_tx is
 
port (
 
  trn_td                   : out std_logic_vector (63 downto 0 );
  trn_trem_n               : out std_logic_vector (7 downto 0 );
  trn_tsof_n               : out std_logic;
  trn_teof_n               : out std_logic;
  trn_terrfwd_n	           : out std_logic;
  trn_tsrc_rdy_n           : out std_logic;
  trn_tsrc_dsc_n           : out std_logic;
  trn_clk                  : in std_logic;
  trn_reset_n              : in std_logic;
  trn_lnk_up_n             : in std_logic;
  trn_tdst_rdy_n           : in std_logic;
  trn_tdst_dsc_n           : in std_logic;
  trn_tbuf_av              : in std_logic_vector (5 downto 0);
  rx_tx_read_data          : in std_logic_vector(31 downto 0);
  rx_tx_read_data_valid    : in std_logic;
  tx_rx_read_data_valid    : out std_logic
 
);
 
end pci_exp_usrapp_tx;
 
architecture rtl of pci_exp_usrapp_tx is
 
component tests
generic (
  test_selector : in string  := String'("sample_smoke_test0")
 );
port (
 
  trn_td                   : out std_logic_vector (63 downto 0 );
  trn_trem_n               : out std_logic_vector (7 downto 0 );
  trn_tsof_n               : out std_logic;
  trn_teof_n               : out std_logic;
  trn_terrfwd_n	           : out std_logic;
  trn_tsrc_rdy_n           : out std_logic;
  trn_tsrc_dsc_n           : out std_logic;
  trn_clk                  : in std_logic;
  trn_reset_n              : in std_logic;
  trn_lnk_up_n             : in std_logic;
  trn_tdst_rdy_n           : in std_logic;
  trn_tdst_dsc_n           : in std_logic;
  trn_tbuf_av              : in std_logic_vector(5 downto 0);
  rx_tx_read_data          : in std_logic_vector(31 downto 0);
  rx_tx_read_data_valid    : in std_logic;
  tx_rx_read_data_valid    : out std_logic
 
);
 
end component;
 
 
begin
 
 TESTS_INST :  tests
generic map (
 
  test_selector => String'("sample_smoke_test0")
 
 )
port map (
 
  trn_td => trn_td,
  trn_trem_n => trn_trem_n,
  trn_tsof_n => trn_tsof_n,
  trn_teof_n => trn_teof_n,
  trn_terrfwd_n => trn_terrfwd_n,
  trn_tsrc_rdy_n => trn_tsrc_rdy_n,
  trn_tsrc_dsc_n => trn_tsrc_dsc_n,
  trn_clk => trn_clk,
  trn_reset_n => trn_reset_n,
  trn_lnk_up_n => trn_lnk_up_n,
  trn_tdst_rdy_n => trn_tdst_rdy_n,
  trn_tdst_dsc_n => trn_tdst_dsc_n,
  trn_tbuf_av => trn_tbuf_av,
 
  rx_tx_read_data => rx_tx_read_data,
  rx_tx_read_data_valid => rx_tx_read_data_valid,
  tx_rx_read_data_valid => tx_rx_read_data_valid
 
);
 
end; -- pci_exp_usrapp_tx