?? xgiga_define.v
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////////////////////////////////////////////////////////////////////////// //////// 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
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