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////  TODO                                                        ////
////  TODO                                                        ////
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////  This file is part of the Ethernet IP core project           ////
////  This file is part of the Ethernet IP core project           ////
////  http://www.opencores.org/projects/ethmac/                   ////
////  http://www.opencores.org/projects/ethmac/                   ////
////                                                              ////
////                                                              ////
////  Author(s):                                                  ////
////  Author(s):                                                  ////
////      - Igor Mohor (igorM@opencores.org)                      ////
////      - Igor Mohor (igorM@opencores.org)                      ////
////                                                              ////
////                                                              ////
////  All additional information is available in the Readme.txt   ////
////  All additional information is available in the Readme.txt   ////
////  file.                                                       ////
////  file.                                                       ////
////                                                              ////
////                                                              ////
//////////////////////////////////////////////////////////////////////
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////                                                              ////
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//// Copyright (C) 2001, 2002 Authors                             ////
//// Copyright (C) 2001, 2002 Authors                             ////
////                                                              ////
////                                                              ////
//// This source file may be used and distributed without         ////
//// This source file may be used and distributed without         ////
//// restriction provided that this copyright statement is not    ////
//// restriction provided that this copyright statement is not    ////
//// removed from the file and that any derivative work contains  ////
//// removed from the file and that any derivative work contains  ////
//// the original copyright notice and the associated disclaimer. ////
//// the original copyright notice and the associated disclaimer. ////
////                                                              ////
////                                                              ////
//// This source file is free software; you can redistribute it   ////
//// This source file is free software; you can redistribute it   ////
//// and/or modify it under the terms of the GNU Lesser General   ////
//// and/or modify it under the terms of the GNU Lesser General   ////
//// Public License as published by the Free Software Foundation; ////
//// Public License as published by the Free Software Foundation; ////
//// either version 2.1 of the License, or (at your option) any   ////
//// either version 2.1 of the License, or (at your option) any   ////
//// later version.                                               ////
//// later version.                                               ////
////                                                              ////
////                                                              ////
//// This source is distributed in the hope that it will be       ////
//// This source is distributed in the hope that it will be       ////
//// useful, but WITHOUT ANY WARRANTY; without even the implied   ////
//// useful, but WITHOUT ANY WARRANTY; without even the implied   ////
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR      ////
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR      ////
//// PURPOSE.  See the GNU Lesser General Public License for more ////
//// PURPOSE.  See the GNU Lesser General Public License for more ////
//// details.                                                     ////
//// details.                                                     ////
////                                                              ////
////                                                              ////
//// You should have received a copy of the GNU Lesser General    ////
//// You should have received a copy of the GNU Lesser General    ////
//// Public License along with this source; if not, download it   ////
//// Public License along with this source; if not, download it   ////
//// from http://www.opencores.org/lgpl.shtml                     ////
//// from http://www.opencores.org/lgpl.shtml                     ////
////                                                              ////
////                                                              ////
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//
//
// CVS Revision History
// CVS Revision History
//
//
// $Log: not supported by cvs2svn $
// $Log: not supported by cvs2svn $
// Revision 1.1  2002/09/10 10:42:06  mohor
// Revision 1.1  2002/09/10 10:42:06  mohor
// HASH improvement needed.
// HASH improvement needed.
//
//
- Add logic for easier use of the HASH table: First write MAC address to some
- Add logic for easier use of the HASH table: First write MAC address to some
  register. Then issue a command. CRC is calculated from this MAC and appropriate
  register. Then issue a command. CRC is calculated from this MAC and appropriate
  bit written to the HASH register.
  bit written to the HASH register.
- In loopback rx_clk is not looped back. Possible CRC error. Consider if usage of
- In loopback rx_clk is not looped back. Possible CRC error. Consider if usage of
  additional logic is necessery (FIFO for looping the data).
  additional logic is necessery (FIFO for looping the data).
 
 

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