Subversion Repositories xge_mac

//////////////////////////////////////////////////////////////////////

////                                                              ////

////  File name "sync_clk_wb.v"                                   ////

////                                                              ////

////  This file is part of the "10GE MAC" project                 ////

////  http://www.opencores.org/cores/xge_mac/                     ////

////                                                              ////

////  Author(s):                                                  ////

////      - A. Tanguay (antanguay@opencores.org)                  ////

////                                                              ////

//////////////////////////////////////////////////////////////////////

////                                                              ////

//// Copyright (C) 2008 AUTHORS. All rights reserved.             ////

////                                                              ////

//// 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                     ////

////                                                              ////

//////////////////////////////////////////////////////////////////////

`include "defines.v"

module sync_clk_wb(/*AUTOARG*/

  // Outputs

  status_crc_error, status_fragment_error, status_lenght_error,

  status_txdfifo_ovflow, status_txdfifo_udflow, status_rxdfifo_ovflow,

  status_rxdfifo_udflow, status_pause_frame_rx, status_local_fault,

  status_remote_fault,

  // Inputs

  wb_clk_i, wb_rst_i, status_crc_error_tog, status_fragment_error_tog,

  status_lenght_error_tog, status_txdfifo_ovflow_tog,

  status_txdfifo_udflow_tog, status_rxdfifo_ovflow_tog,

  status_rxdfifo_udflow_tog, status_pause_frame_rx_tog,

  status_local_fault_crx, status_remote_fault_crx

  );

input         wb_clk_i;

input         wb_rst_i;

input         status_crc_error_tog;

input         status_fragment_error_tog;

input         status_lenght_error_tog;

input         status_txdfifo_ovflow_tog;

input         status_txdfifo_udflow_tog;

input         status_rxdfifo_ovflow_tog;

input         status_rxdfifo_udflow_tog;

input         status_pause_frame_rx_tog;

input         status_local_fault_crx;

input         status_remote_fault_crx;

output        status_crc_error;

output        status_fragment_error;

output        status_lenght_error;

output        status_txdfifo_ovflow;

output        status_txdfifo_udflow;

output        status_rxdfifo_ovflow;

output        status_rxdfifo_udflow;

output        status_pause_frame_rx;

output        status_local_fault;

output        status_remote_fault;

/*AUTOREG*/

/*AUTOWIRE*/

wire  [7:0]             sig_out1;

wire  [1:0]             sig_out2;

assign status_lenght_error = sig_out1[7];

assign status_crc_error = sig_out1[6];

assign status_fragment_error = sig_out1[5];

assign status_txdfifo_ovflow = sig_out1[4];

assign status_txdfifo_udflow = sig_out1[3];

assign status_rxdfifo_ovflow = sig_out1[2];

assign status_rxdfifo_udflow = sig_out1[1];

assign status_pause_frame_rx = sig_out1[0];

assign status_local_fault = sig_out2[1];

assign status_remote_fault = sig_out2[0];

meta_sync #(.DWIDTH (8), .EDGE_DETECT (1)) meta_sync0 (

                      // Outputs

                      .out              (sig_out1),

                      // Inputs

                      .clk              (wb_clk_i),

                      .reset_n          (~wb_rst_i),

                      .in               ({

                                          status_lenght_error_tog,

                                          status_crc_error_tog,

                                          status_fragment_error_tog,

                                          status_txdfifo_ovflow_tog,

                                          status_txdfifo_udflow_tog,

                                          status_rxdfifo_ovflow_tog,

                                          status_rxdfifo_udflow_tog,

                                          status_pause_frame_rx_tog

                                         }));

meta_sync #(.DWIDTH (2), .EDGE_DETECT (0)) meta_sync1 (

                      // Outputs

                      .out              (sig_out2),

                      // Inputs

                      .clk              (wb_clk_i),

                      .reset_n          (~wb_rst_i),

                      .in               ({

                                          status_local_fault_crx,

                                          status_remote_fault_crx

                                         }));

endmodule