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//////////////////////////////////////////////////////////////////////
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//// ////
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//// MODULE NAME: definition of parameters ////
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//// ////
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//// DESCRIPTION: ////
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//// ////
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//// ////
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//// This file is part of the 10 Gigabit Ethernet IP core project ////
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//// http://www.opencores.org/projects/ethmac10g/ ////
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//// ////
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//// AUTHOR(S): ////
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//// Zheng Cao ////
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//// ////
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//////////////////////////////////////////////////////////////////////
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//// ////
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//// Copyright (c) 2005 AUTHORS. All rights reserved. ////
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//// ////
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//// This source file may be used and distributed without ////
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//// restriction provided that this copyright statement is not ////
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//// removed from the file and that any derivative work contains ////
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//// the original copyright notice and the associated disclaimer. ////
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//// ////
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//// This source file is free software; you can redistribute it ////
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//// and/or modify it under the terms of the GNU Lesser General ////
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//// Public License as published by the Free Software Foundation; ////
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//// either version 2.1 of the License, or (at your option) any ////
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//// later version. ////
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//// ////
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//// This source is distributed in the hope that it will be ////
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//// useful, but WITHOUT ANY WARRANTY; without even the implied ////
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//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ////
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//// PURPOSE. See the GNU Lesser General Public License for more ////
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//// details. ////
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//// ////
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//// You should have received a copy of the GNU Lesser General ////
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//// Public License along with this source; if not, download it ////
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//// from http://www.opencores.org/lgpl.shtml ////
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//// ////
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//////////////////////////////////////////////////////////////////////
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//
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// CVS REVISION HISTORY:
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//
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// $Log: not supported by cvs2svn $
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// Revision 1.2 2006/06/16 06:36:28 fisher5090
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// no message
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//
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// Revision 1.1.1.1 2006/05/31 05:59:44 Zheng Cao
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// first version
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//
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// Revision 1.1 2005/12/25 16:43:10 Zheng Cao
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//
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//
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//
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//////////////////////////////////////////////////////////////////////
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`define ALLONES 64'hffffffffffffffff
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`define ALLONES8 8'hff
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`define ALLZEROS 8'h00
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///////////////////////////////////////////////
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// Length parameters
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///////////////////////////////////////////////
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`define MAX_VALID_LENGTH 12'h0be
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`define MAX_VALID_BITS_MORE 3'h6
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`define MAX_TAG_LENGTH 12'h0bf
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`define MAX_TAG_BITS_MORE 3'h2
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`define MAX_JUMBO_LENGTH 12'h466
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`define MIN_VALID_LENGTH 8'h08
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///////////////////////////////////////////////
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// Frame field parameters
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///////////////////////////////////////////////
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`define PREAMBLE 8'h55
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`define START 8'hfb
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`define TERMINATE 8'hfd
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`define SFD 8'hd5
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`define SEQUENCE 8'h9a
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`define ERROR 8'hfe
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`define IDLE 8'h07
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`define TAG_SIGN 16'h0081//8100
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`define PAUSE_SIGN 32'h01000888//8808
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`define MULTICAST 48'h0180C2000001
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`define BROADCAST 48'hffffffffffff
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////////////////////////////////////////////////
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// Frame bytes counter parameter
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////////////////////////////////////////////////
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`define COUNTER_WIDTH 12
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