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wzab |
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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use work.pkt_ack_pkg.all;
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use work.desc_mgr_pkg.all;
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entity kc705_10g_2 is
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wzab |
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wzab |
port (
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gtx10g_txn : out std_logic;
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gtx10g_txp : out std_logic;
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gtx10g_rxn : in std_logic;
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gtx10g_rxp : in std_logic;
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gtx_refclk_n : in std_logic;
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gtx_refclk_p : in std_logic;
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--xgmii_txd : in std_logic_vector(63 downto 0);
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--xgmii_txc : in std_logic_vector(7 downto 0);
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--xgmii_rxd : out std_logic_vector(63 downto 0);
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--xgmii_rxc : out std_logic_vector(7 downto 0);
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txusrclk_out : out std_logic;
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txusrclk2_out : out std_logic;
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resetdone : out std_logic;
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core_ready : out std_logic;
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trig_ack : out std_logic;
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led5 : out std_logic;
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clk_2 : in std_logic;
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start : in std_logic;
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rst_p : in std_logic);
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end kc705_10g_2;
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architecture beh1 of kc705_10g_2 is
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signal heart_bit : integer := 0;
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signal refclk_p : std_logic := '0';
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signal refclk_n : std_logic := '0';
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signal reset : std_logic := '0';
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signal s_resetdone : std_logic := '0';
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signal core_clk156_out : std_logic := '0';
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signal txp : std_logic := '0';
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signal txn : std_logic := '0';
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signal rxp : std_logic := '0';
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signal rxn : std_logic := '0';
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signal dclk_out : std_logic := '0';
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signal s_txusrclk_out : std_logic := '0';
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signal s_txusrclk2_out : std_logic := '0';
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signal areset_clk156_out : std_logic := '0';
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signal gttxreset_out : std_logic := '0';
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signal gtrxreset_out : std_logic := '0';
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signal txuserrdy_out : std_logic := '0';
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signal reset_counter_done_out : std_logic := '0';
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signal qplllock_out : std_logic := '0';
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signal qplloutclk_out : std_logic := '0';
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signal qplloutrefclk_out : std_logic := '0';
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signal xgmii_txd : std_logic_vector(63 downto 0) := (others => '0');
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signal xgmii_txc : std_logic_vector(7 downto 0) := (others => '0');
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signal xgmii_rxd : std_logic_vector(63 downto 0) := (others => '0');
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signal xgmii_rxc : std_logic_vector(7 downto 0) := (others => '0');
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signal configuration_vector : std_logic_vector(535 downto 0) := (others => '0');
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signal status_vector : std_logic_vector(447 downto 0) := (others => '0');
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signal core_status : std_logic_vector(7 downto 0) := (others => '0');
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signal signal_detect : std_logic := '0';
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signal tx_fault : std_logic := '0';
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signal drp_req : std_logic := '0';
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signal drp_gnt : std_logic := '0';
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signal drp_den_o : std_logic := '0';
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signal drp_dwe_o : std_logic := '0';
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signal drp_daddr_o : std_logic_vector(15 downto 0) := (others => '0');
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signal drp_di_o : std_logic_vector(15 downto 0) := (others => '0');
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signal drp_drdy_o : std_logic := '0';
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signal drp_drpdo_o : std_logic_vector(15 downto 0) := (others => '0');
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signal drp_den_i : std_logic := '0';
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signal drp_dwe_i : std_logic := '0';
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signal drp_daddr_i : std_logic_vector(15 downto 0) := (others => '0');
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signal drp_di_i : std_logic_vector(15 downto 0) := (others => '0');
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signal drp_drdy_i : std_logic := '0';
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signal drp_drpdo_i : std_logic_vector(15 downto 0) := (others => '0');
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signal tx_disable : std_logic := '0';
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signal counter : integer := 0;
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signal probe2 : std_logic_vector(2 downto 0);
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signal trig_in, trig_in_ack : std_logic := '0';
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signal rst_n, rst1, clk1 : std_logic := '0';
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signal hb_led : std_logic := '0';
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signal s_led5 : std_logic := '0';
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-- Signals associated with the FADE core
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signal my_mac : std_logic_vector(47 downto 0);
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signal sender : std_logic_vector(47 downto 0);
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signal peer_mac : std_logic_vector(47 downto 0);
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constant my_ether_type : std_logic_vector(15 downto 0) := x"fade";
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signal transm_delay : unsigned(31 downto 0);
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signal retr_count : std_logic_vector(31 downto 0);
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signal restart : std_logic;
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signal fade_rst_n, fade_rst_del : std_logic := '0';
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signal fade_rst_p : std_logic;
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signal test_dta : unsigned(63 downto 0);
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signal dta : std_logic_vector(63 downto 0);
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signal s_dta_we, dta_we : std_logic := '0';
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signal dta_ready : std_logic;
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signal snd_start : std_logic;
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signal flushed : std_logic := '0';
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signal dta_eod : std_logic := '0';
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signal snd_ready : std_logic;
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signal clk_user : std_logic;
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signal dmem_we : std_logic;
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signal dmem_addr : std_logic_vector(LOG2_N_OF_PKTS+LOG2_NWRDS_IN_PKT-1 downto 0);
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signal dmem_dta : std_logic_vector(63 downto 0);
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signal tx_mem_addr : std_logic_vector(LOG2_N_OF_PKTS+LOG2_NWRDS_IN_PKT-1 downto 0);
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signal tx_mem_data : std_logic_vector(63 downto 0);
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signal pkt_number : unsigned(31 downto 0);
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signal seq_number : unsigned(15 downto 0) := (others => '0');
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signal start_pkt, stop_pkt : unsigned(7 downto 0) := (others => '0');
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-- signals related to user commands handling
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signal cmd_response_in, cmd_response_out : std_logic_vector(12*8-1 downto 0) := (others => '0');
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signal cmd_start : std_logic := '0';
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signal cmd_run : std_logic := '0';
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signal cmd_retr_s : std_logic := '0';
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signal cmd_ack : std_logic := '0';
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signal cmd_code : std_logic_vector(15 downto 0) := (others => '0');
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signal cmd_seq : std_logic_vector(15 downto 0) := (others => '0');
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signal cmd_arg : std_logic_vector(31 downto 0) := (others => '0');
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-- debug signals
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signal dbg : std_logic_vector(3 downto 0);
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signal rx_crc : std_logic_vector(31 downto 0);
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signal rx_cmd : std_logic_vector(31 downto 0);
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signal rx_arg : std_logic_vector(31 downto 0);
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signal ack_fifo_din, ack_fifo_dout : std_logic_vector(pkt_ack_width-1 downto 0);
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signal ack_fifo_wr_en, ack_fifo_rd_en, ack_fifo_empty, ack_fifo_full : std_logic;
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signal ack_fifo_dbg : pkt_ack;
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signal transmit_data, td_del0, td_del1 : std_logic := '0';
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wzab |
attribute mark_debug : string;
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attribute mark_debug of xgmii_txd : signal is "true";
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attribute mark_debug of xgmii_txc : signal is "true";
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wzab |
component ila_1
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port (
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clk : in std_logic;
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trig_in : in std_logic;
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trig_in_ack : out std_logic;
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probe0 : in std_logic_vector(63 downto 0);
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probe1 : in std_logic_vector(7 downto 0);
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probe2 : in std_logic_vector(2 downto 0);
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probe3 : in std_logic_vector(7 downto 0);
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probe4 : in std_logic_vector(3 downto 0);
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probe5 : in std_logic_vector(31 downto 0);
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probe6 : in std_logic_vector(31 downto 0);
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probe7 : in std_logic_vector(15 downto 0);
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probe8 : in std_logic_vector(31 downto 0);
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probe9 : in std_logic_vector(31 downto 0);
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probe10 : in std_logic_vector(63 downto 0);
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probe11 : in std_logic_vector(7 downto 0)
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);
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end component;
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wzab |
component ten_gig_eth_pcs_pma_0 is
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port (
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dclk : in std_logic;
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wzab |
rxrecclk_out : out std_logic;
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wzab |
refclk_p : in std_logic;
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refclk_n : in std_logic;
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sim_speedup_control : in std_logic;
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wzab |
coreclk_out : out std_logic;
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wzab |
qplloutclk_out : out std_logic;
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qplloutrefclk_out : out std_logic;
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qplllock_out : out std_logic;
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txusrclk_out : out std_logic;
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txusrclk2_out : out std_logic;
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wzab |
areset_datapathclk_out : out std_logic;
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wzab |
gttxreset_out : out std_logic;
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gtrxreset_out : out std_logic;
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txuserrdy_out : out std_logic;
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reset_counter_done_out : out std_logic;
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reset : in std_logic;
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gt0_eyescanreset : in std_logic;
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gt0_eyescantrigger : in std_logic;
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gt0_rxcdrhold : in std_logic;
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gt0_txprbsforceerr : in std_logic;
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gt0_txpolarity : in std_logic;
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gt0_rxpolarity : in std_logic;
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gt0_rxrate : in std_logic_vector (2 downto 0);
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gt0_txpmareset : in std_logic;
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gt0_rxpmareset : in std_logic;
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gt0_rxdfelpmreset : in std_logic;
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gt0_txprecursor : in std_logic_vector (4 downto 0);
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gt0_txpostcursor : in std_logic_vector (4 downto 0);
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gt0_txdiffctrl : in std_logic_vector (3 downto 0);
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gt0_rxlpmen : in std_logic;
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gt0_eyescandataerror : out std_logic;
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gt0_txbufstatus : out std_logic_vector (1 downto 0);
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gt0_txresetdone : out std_logic;
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gt0_rxresetdone : out std_logic;
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gt0_rxbufstatus : out std_logic_vector (2 downto 0);
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gt0_rxprbserr : out std_logic;
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gt0_dmonitorout : out std_logic_vector (7 downto 0);
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xgmii_txd : in std_logic_vector (63 downto 0);
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xgmii_txc : in std_logic_vector (7 downto 0);
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xgmii_rxd : out std_logic_vector (63 downto 0);
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xgmii_rxc : out std_logic_vector (7 downto 0);
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txp : out std_logic;
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txn : out std_logic;
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rxp : in std_logic;
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rxn : in std_logic;
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configuration_vector : in std_logic_vector (535 downto 0);
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status_vector : out std_logic_vector (447 downto 0);
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core_status : out std_logic_vector (7 downto 0);
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wzab |
resetdone_out : out std_logic;
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wzab |
signal_detect : in std_logic;
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tx_fault : in std_logic;
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drp_req : out std_logic;
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drp_gnt : in std_logic;
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drp_den_o : out std_logic;
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drp_dwe_o : out std_logic;
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drp_daddr_o : out std_logic_vector (15 downto 0);
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drp_di_o : out std_logic_vector (15 downto 0);
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drp_drdy_i : in std_logic;
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drp_drpdo_i : in std_logic_vector (15 downto 0);
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drp_den_i : in std_logic;
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drp_dwe_i : in std_logic;
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drp_daddr_i : in std_logic_vector (15 downto 0);
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drp_di_i : in std_logic_vector (15 downto 0);
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drp_drdy_o : out std_logic;
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drp_drpdo_o : out std_logic_vector (15 downto 0);
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pma_pmd_type : in std_logic_vector (2 downto 0);
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tx_disable : out std_logic);
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end component ten_gig_eth_pcs_pma_0;
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15 |
wzab |
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component eth_receiver is
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port (
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peer_mac : out std_logic_vector(47 downto 0);
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my_mac : in std_logic_vector(47 downto 0);
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my_ether_type : in std_logic_vector(15 downto 0);
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transmit_data : out std_logic;
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restart : out std_logic;
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ack_fifo_full : in std_logic;
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ack_fifo_wr_en : out std_logic;
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ack_fifo_din : out std_logic_vector(pkt_ack_width-1 downto 0);
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clk : in std_logic;
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rst_n : in std_logic;
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dbg : out std_logic_vector(3 downto 0);
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crc : out std_logic_vector(31 downto 0);
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cmd : out std_logic_vector(31 downto 0);
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arg : out std_logic_vector(31 downto 0);
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Rx_Clk : in std_logic;
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RxC : in std_logic_vector(7 downto 0);
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RxD : in std_logic_vector(63 downto 0));
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end component eth_receiver;
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component eth_sender is
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port (
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peer_mac : in std_logic_vector(47 downto 0);
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my_mac : in std_logic_vector(47 downto 0);
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my_ether_type : in std_logic_vector(15 downto 0);
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pkt_number : in unsigned(31 downto 0);
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seq_number : in unsigned(15 downto 0);
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transm_delay : in unsigned(31 downto 0);
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clk : in std_logic;
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rst_n : in std_logic;
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ready : out std_logic;
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18 |
wzab |
flushed : in std_logic;
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15 |
wzab |
start : in std_logic;
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cmd_start : in std_logic;
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tx_mem_addr : out std_logic_vector(LOG2_N_OF_PKTS+LOG2_NWRDS_IN_PKT-1 downto 0);
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tx_mem_data : in std_logic_vector(63 downto 0);
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cmd_response : in std_logic_vector(12*8-1 downto 0);
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Tx_Clk : in std_logic;
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TxC : out std_logic_vector(7 downto 0);
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TxD : out std_logic_vector(63 downto 0));
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end component eth_sender;
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component dp_ram_scl
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generic (
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DATA_WIDTH : integer;
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ADDR_WIDTH : integer);
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port (
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clk_a : in std_logic;
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we_a : in std_logic;
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addr_a : in std_logic_vector(ADDR_WIDTH-1 downto 0);
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data_a : in std_logic_vector(DATA_WIDTH-1 downto 0);
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q_a : out std_logic_vector(DATA_WIDTH-1 downto 0);
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|
|
clk_b : in std_logic;
|
288 |
|
|
we_b : in std_logic;
|
289 |
|
|
addr_b : in std_logic_vector(ADDR_WIDTH-1 downto 0);
|
290 |
|
|
data_b : in std_logic_vector(DATA_WIDTH-1 downto 0);
|
291 |
|
|
q_b : out std_logic_vector(DATA_WIDTH-1 downto 0));
|
292 |
|
|
end component;
|
293 |
|
|
|
294 |
|
|
component ack_fifo
|
295 |
|
|
port (
|
296 |
|
|
rst : in std_logic;
|
297 |
|
|
wr_clk : in std_logic;
|
298 |
|
|
rd_clk : in std_logic;
|
299 |
|
|
din : in std_logic_vector(pkt_ack_width-1 downto 0);
|
300 |
|
|
wr_en : in std_logic;
|
301 |
|
|
rd_en : in std_logic;
|
302 |
|
|
dout : out std_logic_vector(pkt_ack_width-1 downto 0);
|
303 |
|
|
full : out std_logic;
|
304 |
|
|
empty : out std_logic);
|
305 |
|
|
end component;
|
306 |
|
|
|
307 |
|
|
component cmd_proc is
|
308 |
|
|
port (
|
309 |
|
|
cmd_code : in std_logic_vector(15 downto 0);
|
310 |
|
|
cmd_seq : in std_logic_vector(15 downto 0);
|
311 |
|
|
cmd_arg : in std_logic_vector(31 downto 0);
|
312 |
|
|
cmd_run : in std_logic;
|
313 |
|
|
cmd_ack : out std_logic;
|
314 |
|
|
cmd_response : out std_logic_vector(8*12-1 downto 0);
|
315 |
|
|
clk : in std_logic;
|
316 |
26 |
wzab |
rst_p : in std_logic;
|
317 |
|
|
retr_count : in std_logic_vector(31 downto 0)
|
318 |
|
|
);
|
319 |
15 |
wzab |
end component cmd_proc;
|
320 |
|
|
|
321 |
|
|
component desc_manager is
|
322 |
|
|
generic (
|
323 |
|
|
LOG2_N_OF_PKTS : integer;
|
324 |
|
|
N_OF_PKTS : integer);
|
325 |
|
|
port (
|
326 |
|
|
dta : in std_logic_vector(63 downto 0);
|
327 |
|
|
dta_we : in std_logic;
|
328 |
|
|
dta_ready : out std_logic;
|
329 |
18 |
wzab |
dta_eod : in std_logic;
|
330 |
15 |
wzab |
pkt_number : out unsigned(31 downto 0);
|
331 |
|
|
seq_number : out unsigned(15 downto 0);
|
332 |
|
|
cmd_response_out : out std_logic_vector(12*8-1 downto 0);
|
333 |
|
|
snd_cmd_start : out std_logic;
|
334 |
|
|
snd_start : out std_logic;
|
335 |
|
|
snd_ready : in std_logic;
|
336 |
18 |
wzab |
flushed : out std_logic;
|
337 |
15 |
wzab |
dmem_addr : out std_logic_vector(LOG2_NWRDS_IN_PKT+LOG2_N_OF_PKTS-1 downto 0);
|
338 |
|
|
dmem_dta : out std_logic_vector(63 downto 0);
|
339 |
|
|
dmem_we : out std_logic;
|
340 |
|
|
ack_fifo_empty : in std_logic;
|
341 |
|
|
ack_fifo_rd_en : out std_logic;
|
342 |
|
|
ack_fifo_dout : in std_logic_vector(pkt_ack_width-1 downto 0);
|
343 |
|
|
cmd_code : out std_logic_vector(15 downto 0);
|
344 |
|
|
cmd_seq : out std_logic_vector(15 downto 0);
|
345 |
|
|
cmd_arg : out std_logic_vector(31 downto 0);
|
346 |
|
|
cmd_run : out std_logic;
|
347 |
18 |
wzab |
cmd_retr_s : out std_logic;
|
348 |
15 |
wzab |
cmd_ack : in std_logic;
|
349 |
|
|
cmd_response_in : in std_logic_vector(8*12-1 downto 0);
|
350 |
|
|
transmit_data : in std_logic;
|
351 |
|
|
transm_delay : out unsigned(31 downto 0);
|
352 |
26 |
wzab |
retr_count : out std_logic_vector(31 downto 0);
|
353 |
15 |
wzab |
dbg : out std_logic_vector(3 downto 0);
|
354 |
|
|
clk : in std_logic;
|
355 |
|
|
rst_n : in std_logic);
|
356 |
|
|
end component desc_manager;
|
357 |
42 |
wzab |
|
358 |
15 |
wzab |
begin -- beh1
|
359 |
|
|
my_mac <= x"de_ad_ba_be_be_ef";
|
360 |
|
|
-- Initialization vector
|
361 |
|
|
configuration_vector(33) <= '1'; -- training
|
362 |
|
|
configuration_vector(284) <= '1'; -- auto negotiation
|
363 |
|
|
|
364 |
|
|
signal_detect <= '1'; -- allow transmission!
|
365 |
|
|
|
366 |
|
|
rst_n <= not rst_p;
|
367 |
|
|
refclk_n <= gtx_refclk_n;
|
368 |
|
|
refclk_p <= gtx_refclk_p;
|
369 |
|
|
reset <= not rst_n;
|
370 |
|
|
|
371 |
|
|
rx_crc <= std_logic_vector(pkt_number); -- To be removed!
|
372 |
|
|
|
373 |
18 |
wzab |
trig_in <= '1' when xgmii_rxc /= x"ff" else '0';
|
374 |
15 |
wzab |
|
375 |
|
|
|
376 |
|
|
ila_0_1 : ila_1
|
377 |
|
|
port map (
|
378 |
|
|
clk => clk1,
|
379 |
|
|
trig_in => trig_in,
|
380 |
|
|
trig_in_ack => trig_ack,
|
381 |
|
|
probe0 => xgmii_rxd,
|
382 |
|
|
probe1 => xgmii_rxc,
|
383 |
|
|
probe2 => probe2,
|
384 |
|
|
probe3 => core_status,
|
385 |
|
|
probe4 => dbg,
|
386 |
|
|
probe5 => rx_crc,
|
387 |
|
|
probe6 => std_logic_vector(ack_fifo_dbg.pkt),
|
388 |
|
|
probe7 => std_logic_vector(ack_fifo_dbg.cmd),
|
389 |
|
|
probe8 => rx_cmd,
|
390 |
|
|
probe9 => rx_arg,
|
391 |
18 |
wzab |
probe10 => xgmii_txd,
|
392 |
|
|
probe11 => xgmii_txc
|
393 |
15 |
wzab |
);
|
394 |
|
|
|
395 |
|
|
probe2(0) <= cmd_run;
|
396 |
|
|
probe2(1) <= cmd_ack;
|
397 |
|
|
probe2(2) <= cmd_retr_s;
|
398 |
|
|
ack_fifo_dbg <= stlv_to_pkt_ack(ack_fifo_din);
|
399 |
|
|
|
400 |
|
|
ten_gig_eth_pcs_pma_0_1 : ten_gig_eth_pcs_pma_0
|
401 |
42 |
wzab |
|
402 |
15 |
wzab |
port map (
|
403 |
26 |
wzab |
dclk => clk_user,
|
404 |
42 |
wzab |
rxrecclk_out => open, --??
|
405 |
15 |
wzab |
refclk_p => refclk_p,
|
406 |
|
|
refclk_n => refclk_n,
|
407 |
42 |
wzab |
sim_speedup_control => '0',
|
408 |
|
|
coreclk_out => core_clk156_out,
|
409 |
|
|
qplloutclk_out => qplloutclk_out,
|
410 |
|
|
qplloutrefclk_out => qplloutrefclk_out,
|
411 |
|
|
qplllock_out => qplllock_out,
|
412 |
15 |
wzab |
txusrclk_out => s_txusrclk_out,
|
413 |
|
|
txusrclk2_out => s_txusrclk2_out,
|
414 |
42 |
wzab |
areset_datapathclk_out => areset_clk156_out,
|
415 |
15 |
wzab |
gttxreset_out => gttxreset_out,
|
416 |
|
|
gtrxreset_out => gtrxreset_out,
|
417 |
|
|
txuserrdy_out => txuserrdy_out,
|
418 |
|
|
reset_counter_done_out => reset_counter_done_out,
|
419 |
42 |
wzab |
reset => reset,
|
420 |
|
|
gt0_eyescanreset => '0',
|
421 |
|
|
gt0_eyescantrigger => '0',
|
422 |
|
|
gt0_rxcdrhold => '0',
|
423 |
|
|
gt0_txprbsforceerr => '0',
|
424 |
|
|
gt0_txpolarity => '1',
|
425 |
|
|
gt0_rxpolarity => '1',
|
426 |
|
|
gt0_rxrate => (others => '0'),
|
427 |
|
|
gt0_txpmareset => '0',
|
428 |
|
|
gt0_rxpmareset => '0',
|
429 |
|
|
gt0_rxdfelpmreset => '0',
|
430 |
|
|
gt0_txprecursor => (others => '0'),
|
431 |
|
|
gt0_txpostcursor => (others => '0'),
|
432 |
|
|
gt0_txdiffctrl => "1110",
|
433 |
|
|
gt0_rxlpmen => '0',
|
434 |
|
|
gt0_eyescandataerror => open,
|
435 |
|
|
gt0_txbufstatus => open,
|
436 |
|
|
gt0_txresetdone => open,
|
437 |
|
|
gt0_rxresetdone => open,
|
438 |
|
|
gt0_rxbufstatus => open,
|
439 |
|
|
gt0_rxprbserr => open,
|
440 |
|
|
gt0_dmonitorout => open,
|
441 |
15 |
wzab |
xgmii_txd => xgmii_txd,
|
442 |
|
|
xgmii_txc => xgmii_txc,
|
443 |
|
|
xgmii_rxd => xgmii_rxd,
|
444 |
|
|
xgmii_rxc => xgmii_rxc,
|
445 |
42 |
wzab |
txp => gtx10g_txp,
|
446 |
|
|
txn => gtx10g_txn,
|
447 |
|
|
rxp => gtx10g_rxp,
|
448 |
|
|
rxn => gtx10g_rxn,
|
449 |
15 |
wzab |
configuration_vector => configuration_vector,
|
450 |
|
|
status_vector => status_vector,
|
451 |
|
|
core_status => core_status,
|
452 |
42 |
wzab |
resetdone_out => s_resetdone,
|
453 |
15 |
wzab |
signal_detect => signal_detect,
|
454 |
|
|
tx_fault => tx_fault,
|
455 |
|
|
drp_req => drp_req,
|
456 |
|
|
drp_gnt => drp_gnt,
|
457 |
|
|
drp_den_o => drp_den_o,
|
458 |
|
|
drp_dwe_o => drp_dwe_o,
|
459 |
|
|
drp_daddr_o => drp_daddr_o,
|
460 |
|
|
drp_di_o => drp_di_o,
|
461 |
42 |
wzab |
drp_drdy_i => drp_drdy_i,
|
462 |
|
|
drp_drpdo_i => drp_drpdo_i,
|
463 |
15 |
wzab |
drp_den_i => drp_den_i,
|
464 |
|
|
drp_dwe_i => drp_dwe_i,
|
465 |
|
|
drp_daddr_i => drp_daddr_i,
|
466 |
|
|
drp_di_i => drp_di_i,
|
467 |
42 |
wzab |
drp_drdy_o => drp_drdy_o,
|
468 |
|
|
drp_drpdo_o => drp_drpdo_o,
|
469 |
26 |
wzab |
pma_pmd_type => "111",
|
470 |
42 |
wzab |
tx_disable => tx_disable
|
471 |
15 |
wzab |
);
|
472 |
|
|
|
473 |
|
|
drp_gnt <= drp_req;
|
474 |
|
|
drp_den_i <= drp_den_o;
|
475 |
|
|
drp_dwe_i <= drp_dwe_o;
|
476 |
|
|
drp_daddr_i <= drp_daddr_o;
|
477 |
|
|
drp_di_i <= drp_di_o;
|
478 |
|
|
drp_drpdo_i <= drp_drpdo_o;
|
479 |
|
|
|
480 |
|
|
txusrclk_out <= rst_n; --s_txusrclk_out;
|
481 |
|
|
resetdone <= hb_led; --s_resetdone;
|
482 |
|
|
|
483 |
|
|
rst1 <= core_status(0);
|
484 |
|
|
core_ready <= core_status(0);
|
485 |
|
|
clk1 <= core_clk156_out;
|
486 |
|
|
clk_user <= core_clk156_out;
|
487 |
|
|
|
488 |
|
|
|
489 |
|
|
|
490 |
|
|
p1 : process (clk1, rst_n)
|
491 |
|
|
begin -- process p1
|
492 |
|
|
if rst_n = '0' then -- asynchronous reset (active low)
|
493 |
|
|
heart_bit <= 0;
|
494 |
|
|
elsif clk1'event and clk1 = '1' then -- rising clock edge
|
495 |
|
|
if heart_bit < 80000000 then
|
496 |
|
|
heart_bit <= heart_bit + 1;
|
497 |
|
|
else
|
498 |
|
|
heart_bit <= 0;
|
499 |
|
|
hb_led <= not hb_led;
|
500 |
|
|
end if;
|
501 |
|
|
end if;
|
502 |
|
|
end process p1;
|
503 |
|
|
|
504 |
|
|
--addr_a <= to_integer(unsigned(dmem_addr));
|
505 |
|
|
--addr_b <= to_integer(unsigned(tx_mem_addr));
|
506 |
|
|
|
507 |
|
|
dp_ram_scl_1 : dp_ram_scl
|
508 |
|
|
generic map (
|
509 |
|
|
DATA_WIDTH => 64,
|
510 |
|
|
ADDR_WIDTH => LOG2_N_OF_PKTS+LOG2_NWRDS_IN_PKT)
|
511 |
|
|
port map (
|
512 |
|
|
clk_a => clk_user,
|
513 |
|
|
we_a => dmem_we,
|
514 |
|
|
addr_a => dmem_addr,
|
515 |
|
|
data_a => dmem_dta,
|
516 |
|
|
q_a => open,
|
517 |
|
|
clk_b => clk1,
|
518 |
|
|
we_b => '0',
|
519 |
|
|
addr_b => tx_mem_addr,
|
520 |
|
|
data_b => (others => '0'),
|
521 |
|
|
q_b => tx_mem_data);
|
522 |
|
|
|
523 |
|
|
desc_manager_1 : desc_manager
|
524 |
|
|
generic map (
|
525 |
|
|
LOG2_N_OF_PKTS => LOG2_N_OF_PKTS,
|
526 |
|
|
N_OF_PKTS => N_OF_PKTS)
|
527 |
|
|
port map (
|
528 |
|
|
dta => dta,
|
529 |
|
|
dta_we => dta_we,
|
530 |
18 |
wzab |
dta_eod => dta_eod,
|
531 |
15 |
wzab |
dta_ready => dta_ready,
|
532 |
|
|
pkt_number => pkt_number,
|
533 |
|
|
seq_number => seq_number,
|
534 |
|
|
cmd_response_out => cmd_response_out,
|
535 |
|
|
snd_cmd_start => cmd_start,
|
536 |
|
|
snd_start => snd_start,
|
537 |
18 |
wzab |
flushed => flushed,
|
538 |
15 |
wzab |
snd_ready => snd_ready,
|
539 |
|
|
dmem_addr => dmem_addr,
|
540 |
|
|
dmem_dta => dmem_dta,
|
541 |
|
|
dmem_we => dmem_we,
|
542 |
|
|
ack_fifo_empty => ack_fifo_empty,
|
543 |
|
|
ack_fifo_rd_en => ack_fifo_rd_en,
|
544 |
|
|
ack_fifo_dout => ack_fifo_dout,
|
545 |
|
|
cmd_code => cmd_code,
|
546 |
|
|
cmd_seq => cmd_seq,
|
547 |
|
|
cmd_arg => cmd_arg,
|
548 |
|
|
cmd_run => cmd_run,
|
549 |
18 |
wzab |
cmd_retr_s => cmd_retr_s,
|
550 |
15 |
wzab |
cmd_ack => cmd_ack,
|
551 |
|
|
cmd_response_in => cmd_response_in,
|
552 |
|
|
transmit_data => transmit_data,
|
553 |
|
|
transm_delay => transm_delay,
|
554 |
26 |
wzab |
retr_count => retr_count,
|
555 |
15 |
wzab |
dbg => dbg,
|
556 |
|
|
clk => clk_user,
|
557 |
|
|
rst_n => fade_rst_n);
|
558 |
|
|
|
559 |
|
|
cmd_proc_1 : cmd_proc
|
560 |
|
|
port map (
|
561 |
|
|
cmd_code => cmd_code,
|
562 |
|
|
cmd_seq => cmd_seq,
|
563 |
|
|
cmd_arg => cmd_arg,
|
564 |
|
|
cmd_run => cmd_run,
|
565 |
|
|
cmd_ack => cmd_ack,
|
566 |
|
|
cmd_response => cmd_response_in,
|
567 |
|
|
clk => clk_user,
|
568 |
26 |
wzab |
rst_p => fade_rst_p,
|
569 |
|
|
retr_count => retr_count
|
570 |
|
|
);
|
571 |
15 |
wzab |
|
572 |
|
|
eth_sender_1 : eth_sender
|
573 |
|
|
port map (
|
574 |
|
|
peer_mac => peer_mac,
|
575 |
|
|
my_mac => my_mac,
|
576 |
|
|
my_ether_type => my_ether_type,
|
577 |
|
|
pkt_number => pkt_number,
|
578 |
|
|
seq_number => seq_number,
|
579 |
|
|
transm_delay => transm_delay,
|
580 |
|
|
clk => clk_user,
|
581 |
|
|
rst_n => fade_rst_n,
|
582 |
|
|
ready => snd_ready,
|
583 |
18 |
wzab |
flushed => flushed,
|
584 |
15 |
wzab |
start => snd_start,
|
585 |
|
|
cmd_start => cmd_start,
|
586 |
|
|
tx_mem_addr => tx_mem_addr,
|
587 |
|
|
tx_mem_data => tx_mem_data,
|
588 |
|
|
cmd_response => cmd_response_out,
|
589 |
|
|
Tx_Clk => clk1,
|
590 |
|
|
TxC => xgmii_txc,
|
591 |
|
|
TxD => xgmii_txd);
|
592 |
|
|
|
593 |
|
|
eth_receiver_2 : eth_receiver
|
594 |
|
|
port map (
|
595 |
|
|
peer_mac => peer_mac,
|
596 |
|
|
my_mac => my_mac,
|
597 |
|
|
my_ether_type => my_ether_type,
|
598 |
|
|
transmit_data => transmit_data,
|
599 |
|
|
restart => restart,
|
600 |
|
|
ack_fifo_full => ack_fifo_full,
|
601 |
|
|
ack_fifo_wr_en => ack_fifo_wr_en,
|
602 |
|
|
ack_fifo_din => ack_fifo_din,
|
603 |
|
|
clk => clk_user,
|
604 |
|
|
rst_n => fade_rst_n,
|
605 |
|
|
dbg => open,
|
606 |
|
|
cmd => rx_cmd,
|
607 |
|
|
arg => rx_arg,
|
608 |
|
|
Rx_Clk => clk1,
|
609 |
|
|
RxC => xgmii_rxc,
|
610 |
|
|
RxD => xgmii_rxd);
|
611 |
|
|
|
612 |
|
|
ack_fifo_1 : ack_fifo
|
613 |
|
|
port map (
|
614 |
|
|
rst => fade_rst_p,
|
615 |
|
|
wr_clk => clk1,
|
616 |
|
|
rd_clk => Clk_user,
|
617 |
|
|
din => ack_fifo_din,
|
618 |
|
|
wr_en => ack_fifo_wr_en,
|
619 |
|
|
rd_en => ack_fifo_rd_en,
|
620 |
|
|
dout => ack_fifo_dout,
|
621 |
|
|
full => ack_fifo_full,
|
622 |
|
|
empty => ack_fifo_empty);
|
623 |
|
|
|
624 |
|
|
|
625 |
|
|
-- signal generator
|
626 |
|
|
|
627 |
|
|
s_dta_we <= '1' when dta_ready = '1' and transmit_data = '1' else '0';
|
628 |
|
|
|
629 |
18 |
wzab |
dta_we <= s_dta_we;
|
630 |
|
|
|
631 |
15 |
wzab |
dta <= std_logic_vector(test_dta);
|
632 |
|
|
|
633 |
|
|
process (Clk_user, rst_n)
|
634 |
|
|
begin -- process
|
635 |
26 |
wzab |
if fade_rst_n = '0' then -- asynchronous reset (active low)
|
636 |
15 |
wzab |
test_dta <= (others => '0');
|
637 |
18 |
wzab |
td_del0 <= '0';
|
638 |
|
|
td_del1 <= '0';
|
639 |
15 |
wzab |
elsif Clk_user'event and Clk_user = '1' then -- rising clock edge
|
640 |
|
|
if s_dta_we = '1' then
|
641 |
|
|
test_dta <= test_dta + x"1234567809abcdef";
|
642 |
|
|
end if;
|
643 |
18 |
wzab |
-- Generate the dta_eod pulse after transmit_data
|
644 |
|
|
-- goes low
|
645 |
|
|
td_del0 <= transmit_data;
|
646 |
|
|
td_del1 <= td_del0;
|
647 |
|
|
if (td_del1 = '1') and (td_del0 = '0') then
|
648 |
|
|
dta_eod <= '1';
|
649 |
|
|
else
|
650 |
|
|
dta_eod <= '0';
|
651 |
|
|
end if;
|
652 |
15 |
wzab |
end if;
|
653 |
|
|
end process;
|
654 |
|
|
|
655 |
|
|
process (Clk_user, rst_n)
|
656 |
|
|
begin -- process
|
657 |
|
|
if rst_n = '0' then -- asynchronous reset (active low)
|
658 |
|
|
fade_rst_n <= '0';
|
659 |
|
|
fade_rst_del <= '0';
|
660 |
|
|
elsif Clk_user'event and Clk_user = '1' then -- rising clock edge
|
661 |
|
|
if restart = '1' then
|
662 |
|
|
fade_rst_n <= '0';
|
663 |
|
|
fade_rst_del <= '0';
|
664 |
|
|
else
|
665 |
|
|
fade_rst_del <= '1';
|
666 |
|
|
fade_rst_n <= fade_rst_del;
|
667 |
|
|
end if;
|
668 |
|
|
end if;
|
669 |
|
|
end process;
|
670 |
|
|
|
671 |
|
|
fade_rst_p <= not fade_rst_n;
|
672 |
42 |
wzab |
|
673 |
15 |
wzab |
end beh1;
|