//////////////////////////////////////////////////////////////////////////                                                              //////// MODULE NAME: definition of parameters                        ////////                                                              //////// DESCRIPTION:                                                 ////////                                                              ////////                                                              //////// This file is part of the 10 Gigabit Ethernet IP core project ////////  http://www.opencores.org/projects/ethmac10g/                ////////                                                              //////// AUTHOR(S):                                                   //////// Zheng Cao                                                    ////////                                                              //////////////////////////////////////////////////////////////////////////////                                                              //////// Copyright (c) 2005 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                     ////////                                                              ////////////////////////////////////////////////////////////////////////////// CVS REVISION HISTORY://// $Log: not supported by cvs2svn $// Revision 1.2  2006/06/16 06:36:28  fisher5090// no message//// Revision 1.1.1.1  2006/05/31 05:59:44  Zheng Cao// first version//// Revision 1.1  2005/12/25 16:43:10  Zheng Cao// // ////////////////////////////////////////////////////////////////////////`define ALLONES 64'hffffffffffffffff`define ALLONES8 8'hff`define ALLZEROS   8'h00///////////////////////////////////////////////// Length parameters///////////////////////////////////////////////`define MAX_VALID_LENGTH 12'h0be`define MAX_VALID_BITS_MORE 3'h6`define MAX_TAG_LENGTH 12'h0bf`define MAX_TAG_BITS_MORE 3'h2`define MAX_JUMBO_LENGTH 12'h466`define MIN_VALID_LENGTH 8'h08///////////////////////////////////////////////// Frame field parameters///////////////////////////////////////////////`define PREAMBLE 8'h55`define START      8'hfb`define TERMINATE  8'hfd 	`define SFD        8'hd5`define SEQUENCE   8'h9a`define ERROR      8'hfe`define IDLE       8'h07`define TAG_SIGN   16'h0081//8100`define PAUSE_SIGN 32'h01000888//8808`define MULTICAST  48'h0180C2000001`define BROADCAST  48'hffffffffffff////////////////////////////////////////////////// Frame bytes counter parameter//////////////////////////////////////////////// `define COUNTER_WIDTH 12