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csantifort |
//////////////////////////////////////////////////////////////////
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// //
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// Functions for Amber 2 System //
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// //
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// This file is part of the Amber project //
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// http://www.opencores.org/project,amber //
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// //
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// Description //
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// Functions used in more than one module //
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// //
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// Author(s): //
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// - Conor Santifort, csantifort.amber@gmail.com //
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// //
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//////////////////////////////////////////////////////////////////
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// //
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// Copyright (C) 2010 Authors and OPENCORES.ORG //
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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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// 32-bit Endian switch
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// ========================================================
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function [31:0] endian_x32;
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input [31:0] data;
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begin
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endian_x32 = {data[7:0], data[15:8], data[23:16], data[31:24]};
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end
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endfunction
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// ========================================================
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// 4-bit Endian switch
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// ========================================================
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function [3:0] endian_x4;
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input [3:0] data;
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begin
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endian_x4 = {data[0], data[1], data[2], data[3]};
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end
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endfunction
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