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[/] [systemcaes/] [trunk/] [rtl/] [systemc/] [aes192lowarea/] [mixcolum.h] - Rev 28
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////////////////////////////////////////////////////////////////////// //// //// //// AES moxcolum module implementation //// //// //// //// This file is part of the SystemC AES //// //// //// //// Description: //// //// Mixcolum stage implementation for AES algorithm //// //// //// //// To Do: //// //// - done //// //// //// //// Author(s): //// //// - Javier Castillo, jcastilo@opencores.org //// //// //// ////////////////////////////////////////////////////////////////////// //// //// //// Copyright (C) 2000 Authors and OPENCORES.ORG //// //// //// //// 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 $ #include "systemc.h" #include "word_mixcolum.h" SC_MODULE(mixcolum){ sc_in<bool> clk; sc_in<bool> reset; sc_in<bool> decrypt_i; sc_in<bool> start_i; sc_in<sc_biguint<128> > data_i; sc_out<bool> ready_o; sc_out<sc_biguint<128> > data_o; sc_signal<sc_biguint<128> > data_reg,next_data_reg,data_o_reg,next_data_o; sc_signal<bool> next_ready_o; void mixcol(); void registers(); void mux(); void assign_data_o(); sc_signal<sc_uint<2> > state,next_state; sc_signal<sc_uint<32> > outx,outy,mix_word,outmux; word_mixcolum *w1; SC_CTOR(mixcolum){ w1=new word_mixcolum("w1"); w1->in(mix_word); w1->outx(outx); w1->outy(outy); SC_METHOD(assign_data_o); sensitive << data_o_reg; SC_METHOD(mux); sensitive << outx << outy; SC_METHOD(registers); sensitive_pos << clk; sensitive_neg << reset; SC_METHOD(mixcol); sensitive << decrypt_i << start_i << state << data_reg << outmux << data_o_reg; } };