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[/] [ethernet_tri_mode/] [trunk/] [rtl/] [verilog/] [MAC_tx.v] - Rev 6
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////////////////////////////////////////////////////////////////////// //// //// //// MAC_tx.v //// //// //// //// This file is part of the Ethernet IP core project //// //// http://www.opencores.org/projects.cgi/web/ethernet_tri_mode///// //// //// //// Author(s): //// //// - Jon Gao (gaojon@yahoo.com) //// //// //// //// //// ////////////////////////////////////////////////////////////////////// //// //// //// Copyright (C) 2001 Authors //// //// //// //// This source file may be used and distributed without //// //// restriction provided that this copyright statement is not //// //// removed from the file and that any derivative work contains //// //// the original copyright notice and the associated disclaimer. //// //// //// //// This source file is free software; you can redistribute it //// //// and/or modify it under the terms of the GNU Lesser General //// //// Public License as published by the Free Software Foundation; //// //// either version 2.1 of the License, or (at your option) any //// //// later version. //// //// //// //// This source 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 Lesser General Public License for more //// //// details. //// //// //// //// You should have received a copy of the GNU Lesser General //// //// Public License along with this source; if not, download it //// //// from http://www.opencores.org/lgpl.shtml //// //// //// ////////////////////////////////////////////////////////////////////// // // CVS Revision History // // $Log: not supported by cvs2svn $ // Revision 1.1.1.1 2005/12/13 01:51:44 Administrator // no message // module MAC_tx( input Reset , input Clk , input Clk_user , //PHY interface output[7:0] TxD , output TxEn , input CRS , //RMON output[2:0] Tx_pkt_type_rmon , output[15:0] Tx_pkt_length_rmon , output Tx_apply_rmon , output[2:0] Tx_pkt_err_type_rmon, //user interface output Tx_mac_wa , input Tx_mac_wr , input[31:0] Tx_mac_data , input [1:0] Tx_mac_BE ,//big endian input Tx_mac_sop , input Tx_mac_eop , //host interface input[4:0] Tx_Hwmark , input[4:0] Tx_Lwmark , input pause_frame_send_en , input[15:0] pause_quanta_set , input MAC_tx_add_en , input FullDuplex , input[3:0] MaxRetry , input[5:0] IFGset , input[7:0] MAC_add_prom_data , input[2:0] MAC_add_prom_add , input MAC_add_prom_wr , input tx_pause_en , input xoff_cpu , input xon_cpu , //MAC_rx_flow , input [15:0] pause_quanta , input pause_quanta_val , ); //****************************************************************************** //internal signals //****************************************************************************** //CRC_gen Interface wire CRC_init ; wire[7:0] Frame_data ; wire Data_en ; wire CRC_rd ; wire CRC_end ; wire[7:0] CRC_out ; //Ramdon_gen interface wire Random_init ; wire[3:0] RetryCnt ; wire Random_time_meet ;//levle hight indicate random time passed away //flow control wire pause_apply ; wire pause_quanta_sub ; wire xoff_gen ; wire xoff_gen_complete ; wire xon_gen ; wire xon_gen_complete ; //MAC_rx_FF wire[7:0] Fifo_data ; wire Fifo_rd ; wire Fifo_eop ; wire Fifo_da ; wire Fifo_rd_finish ; wire Fifo_rd_retry ; wire Fifo_ra ; wire Fifo_data_err_empty ; wire Fifo_data_err_full ; //MAC_tx_addr_add wire MAC_tx_addr_init ; wire MAC_tx_addr_rd ; wire[7:0] MAC_tx_addr_data ; //****************************************************************************** //instantiation //****************************************************************************** MAC_tx_ctrl U_MAC_tx_ctrl( .Reset (Reset ), .Clk (Clk ), //CRC_gen Interface (//CRC_gen Interface ), .CRC_init (CRC_init ), .Frame_data (Frame_data ), .Data_en (Data_en ), .CRC_rd (CRC_rd ), .CRC_end (CRC_end ), .CRC_out (CRC_out ), //Ramdon_gen interfac (//Ramdon_gen interfac ), .Random_init (Random_init ), .RetryCnt (RetryCnt ), .Random_time_meet (Random_time_meet ), //flow control (//flow control ), .pause_apply (pause_apply ), .pause_quanta_sub (pause_quanta_sub ), .xoff_gen (xoff_gen ), .xoff_gen_complete (xoff_gen_complete ), .xon_gen (xon_gen ), .xon_gen_complete (xon_gen_complete ), //MAC_tx_FF (//MAC_tx_FF ), .Fifo_data (Fifo_data ), .Fifo_rd (Fifo_rd ), .Fifo_eop (Fifo_eop ), .Fifo_da (Fifo_da ), .Fifo_rd_finish (Fifo_rd_finish ), .Fifo_rd_retry (Fifo_rd_retry ), .Fifo_ra (Fifo_ra ), .Fifo_data_err_empty (Fifo_data_err_empty ), .Fifo_data_err_full (Fifo_data_err_full ), //RMII (//RMII ), .TxD (TxD ), .TxEn (TxEn ), .CRS (CRS ), //MAC_tx_addr_add (//MAC_tx_addr_add ), .MAC_tx_addr_rd (MAC_tx_addr_rd ), .MAC_tx_addr_data (MAC_tx_addr_data ), .MAC_tx_addr_init (MAC_tx_addr_init ), //RMON (//RMON ), .Tx_pkt_type_rmon (Tx_pkt_type_rmon ), .Tx_pkt_length_rmon (Tx_pkt_length_rmon ), .Tx_apply_rmon (Tx_apply_rmon ), .Tx_pkt_err_type_rmon (Tx_pkt_err_type_rmon ), //CPU (//CPU ), .pause_frame_send_en (pause_frame_send_en ), .pause_quanta_set (pause_quanta_set ), .MAC_tx_add_en (MAC_tx_add_en ), .FullDuplex (FullDuplex ), .MaxRetry (MaxRetry ), .IFGset (IFGset ) ); CRC_gen U_CRC_gen( .Reset (Reset ), .Clk (Clk ), .Init (CRC_init ), .Frame_data (Frame_data ), .Data_en (Data_en ), .CRC_rd (CRC_rd ), .CRC_out (CRC_out ), .CRC_end (CRC_end ) ); flow_ctrl U_flow_ctrl( .Reset (Reset ), .Clk (Clk ), //host processor (//host processor ), .tx_pause_en (tx_pause_en ), .xoff_cpu (xoff_cpu ), .xon_cpu (xon_cpu ), //MAC_rx_flow (//MAC_rx_flow ), .pause_quanta (pause_quanta ), .pause_quanta_val (pause_quanta_val ), //MAC_tx_ctrl (//MAC_tx_ctrl ), .pause_apply (pause_apply ), .pause_quanta_sub (pause_quanta_sub ), .xoff_gen (xoff_gen ), .xoff_gen_complete (xoff_gen_complete ), .xon_gen (xon_gen ), .xon_gen_complete (xon_gen_complete ) ); MAC_tx_addr_add U_MAC_tx_addr_add( .Reset (Reset ), .Clk (Clk ), .MAC_tx_addr_rd (MAC_tx_addr_rd ), .MAC_tx_addr_init (MAC_tx_addr_init ), .MAC_tx_addr_data (MAC_tx_addr_data ), //CPU (//CPU ), .MAC_add_prom_data (MAC_add_prom_data ), .MAC_add_prom_add (MAC_add_prom_add ), .MAC_add_prom_wr (MAC_add_prom_wr ) ); MAC_tx_FF U_MAC_tx_FF( .Reset (Reset ), .Clk_MAC (Clk ), .Clk_SYS (Clk_user ), //MAC_rx_ctrl interf (//MAC_rx_ctrl interf ), .Fifo_data (Fifo_data ), .Fifo_rd (Fifo_rd ), .Fifo_rd_finish (Fifo_rd_finish ), .Fifo_rd_retry (Fifo_rd_retry ), .Fifo_eop (Fifo_eop ), .Fifo_da (Fifo_da ), .Fifo_ra (Fifo_ra ), .Fifo_data_err_empty (Fifo_data_err_empty ), .Fifo_data_err_full (Fifo_data_err_full ), //user interface (//user interface ), .Tx_mac_wa (Tx_mac_wa ), .Tx_mac_wr (Tx_mac_wr ), .Tx_mac_data (Tx_mac_data ), .Tx_mac_BE (Tx_mac_BE ), .Tx_mac_sop (Tx_mac_sop ), .Tx_mac_eop (Tx_mac_eop ), //host interface (//host interface ), .FullDuplex (FullDuplex ), .Tx_Hwmark (Tx_Hwmark ), .Tx_Lwmark (Tx_Lwmark ) ); Ramdon_gen U_Ramdon_gen( .Reset (Reset ), .Clk (Clk ), .Init (Random_init ), .RetryCnt (RetryCnt ), .Random_time_meet (Random_time_meet ) ); endmodule
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