OpenCores

systemc_rng/trunk Property changes : Added: svn:mergeinfo ## -0,0 +0,0 ## Index: systemc_rng/web_uploads =================================================================== --- systemc_rng/web_uploads (nonexistent) +++ systemc_rng/web_uploads (revision 12)

systemc_rng/web_uploads Property changes : Added: svn:mergeinfo ## -0,0 +0,0 ## Index: systemc_rng/branches =================================================================== --- systemc_rng/branches (nonexistent) +++ systemc_rng/branches (revision 12)

systemc_rng/branches Property changes : Added: svn:mergeinfo ## -0,0 +0,0 ## Index: systemc_rng/tags/first_import/bench/systemc/main.cpp =================================================================== --- systemc_rng/tags/first_import/bench/systemc/main.cpp (nonexistent) +++ systemc_rng/tags/first_import/bench/systemc/main.cpp (revision 12) @@ -0,0 +1,86 @@ +////////////////////////////////////////////////////////////////////// +//// //// +//// Random Number Main simulation File //// +//// //// +//// This file is part of the SystemC RNG project //// +//// //// +//// Description: //// +//// Main simulation file of random number generator //// +//// //// +//// To Do: //// +//// - nothing //// +//// //// +//// Author(s): //// +//// - Javier Castillo, jcastilo@opencores.org //// +//// //// +//// This core is provided by OpenSoc //// +//// http://www.opensocdesign.com //// +//// //// +////////////////////////////////////////////////////////////////////// +//// //// +//// 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 "iostream.h" +#include "stimulus.h" +#include "rng.h" + +int sc_main(int argc, char* argv[]){ + + sc_clock clk("clk",1,SC_US); + + rng *rng1; + stimulus *st1; + + rng1=new rng("rng"); + st1=new stimulus("stimulus"); + + sc_signal reset; + sc_signal loadseed_i; + sc_signal > seed_i; + sc_signal > number_o; + + rng1->clk(clk); + rng1->reset(reset); + rng1->loadseed_i(loadseed_i); + rng1->seed_i(seed_i); + rng1->number_o(number_o); + + st1->clk(clk); + st1->reset(reset); + st1->loadseed_o(loadseed_i); + st1->seed_o(seed_i); + st1->number_i(number_o); + + sc_start(-1); + + return 0; + + } Index: systemc_rng/tags/first_import/bench/systemc/stimulus.cpp =================================================================== --- systemc_rng/tags/first_import/bench/systemc/stimulus.cpp (nonexistent) +++ systemc_rng/tags/first_import/bench/systemc/stimulus.cpp (revision 12) @@ -0,0 +1,69 @@ +////////////////////////////////////////////////////////////////////// +//// //// +//// Random Number Generator Testbench //// +//// //// +//// This file is part of the SystemC RNG project //// +//// //// +//// Description: //// +//// Testbench stimulus //// +//// //// +//// To Do: //// +//// - nothing //// +//// //// +//// Author(s): //// +//// - Javier Castillo, jcastilo@opencores.org //// +//// //// +//// This core is provided by OpenSoc //// +//// http://www.opensocdesign.com //// +//// //// +////////////////////////////////////////////////////////////////////// +//// //// +//// 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 "stimulus.h" + +void stimulus::tb(){ + + wait(clk->posedge_event()); + reset.write(0); + wait(clk->posedge_event()); + reset.write(1); + wait(clk->posedge_event()); + loadseed_o.write(1); + seed_o.write(0x12678); + wait(clk->posedge_event()); + loadseed_o.write(0); + for(;;){ + wait(clk->posedge_event()); + cout << (unsigned int)number_i.read() << endl; + } + + } Index: systemc_rng/tags/first_import/bench/systemc/stimulus.h =================================================================== --- systemc_rng/tags/first_import/bench/systemc/stimulus.h (nonexistent) +++ systemc_rng/tags/first_import/bench/systemc/stimulus.h (revision 12) @@ -0,0 +1,72 @@ +////////////////////////////////////////////////////////////////////// +//// //// +//// Random Number Generator Testbench Header //// +//// //// +//// This file is part of the SystemC RNG project //// +//// //// +//// Description: //// +//// Testbench header //// +//// //// +//// To Do: //// +//// - nothing //// +//// //// +//// Author(s): //// +//// - Javier Castillo, jcastilo@opencores.org //// +//// //// +//// This core is provided by OpenSoc //// +//// http://www.opensocdesign.com //// +//// //// +////////////////////////////////////////////////////////////////////// +//// //// +//// 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" + +SC_MODULE(stimulus){ + + sc_in clk; + sc_out reset; + + sc_out loadseed_o; + sc_out > seed_o; + sc_in > number_i; + + void tb(); + + SC_CTOR(stimulus){ + + cout.unsetf(ios::dec); + cout.setf(ios::hex); + cout.setf(ios::showbase); + + SC_THREAD(tb); + + } +}; Index: systemc_rng/tags/first_import/rtl/systemc/main.cpp =================================================================== --- systemc_rng/tags/first_import/rtl/systemc/main.cpp (nonexistent) +++ systemc_rng/tags/first_import/rtl/systemc/main.cpp (revision 12) @@ -0,0 +1,86 @@ +////////////////////////////////////////////////////////////////////// +//// //// +//// Random Number Main simulation File //// +//// //// +//// This file is part of the SystemC RNG project //// +//// //// +//// Description: //// +//// Main simulation file of random number generator //// +//// //// +//// To Do: //// +//// - nothing //// +//// //// +//// Author(s): //// +//// - Javier Castillo, jcastilo@opencores.org //// +//// //// +//// This core is provided by OpenSoc //// +//// http://www.opensocdesign.com //// +//// //// +////////////////////////////////////////////////////////////////////// +//// //// +//// 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 "iostream.h" +#include "stimulus.h" +#include "rng.h" + +int sc_main(int argc, char* argv[]){ + + sc_clock clk("clk",1,SC_US); + + rng *rng1; + stimulus *st1; + + rng1=new rng("rng"); + st1=new stimulus("stimulus"); + + sc_signal reset; + sc_signal loadseed_i; + sc_signal > seed_i; + sc_signal > number_o; + + rng1->clk(clk); + rng1->reset(reset); + rng1->loadseed_i(loadseed_i); + rng1->seed_i(seed_i); + rng1->number_o(number_o); + + st1->clk(clk); + st1->reset(reset); + st1->loadseed_o(loadseed_i); + st1->seed_o(seed_i); + st1->number_i(number_o); + + sc_start(-1); + + return 0; + + } Index: systemc_rng/tags/first_import/rtl/systemc/stimulus.cpp =================================================================== --- systemc_rng/tags/first_import/rtl/systemc/stimulus.cpp (nonexistent) +++ systemc_rng/tags/first_import/rtl/systemc/stimulus.cpp (revision 12) @@ -0,0 +1,69 @@ +////////////////////////////////////////////////////////////////////// +//// //// +//// Random Number Generator Testbench //// +//// //// +//// This file is part of the SystemC RNG project //// +//// //// +//// Description: //// +//// Testbench stimulus //// +//// //// +//// To Do: //// +//// - nothing //// +//// //// +//// Author(s): //// +//// - Javier Castillo, jcastilo@opencores.org //// +//// //// +//// This core is provided by OpenSoc //// +//// http://www.opensocdesign.com //// +//// //// +////////////////////////////////////////////////////////////////////// +//// //// +//// 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 "stimulus.h" + +void stimulus::tb(){ + + wait(clk->posedge_event()); + reset.write(0); + wait(clk->posedge_event()); + reset.write(1); + wait(clk->posedge_event()); + loadseed_o.write(1); + seed_o.write(0x12678); + wait(clk->posedge_event()); + loadseed_o.write(0); + for(;;){ + wait(clk->posedge_event()); + cout << (unsigned int)number_i.read() << endl; + } + + } Index: systemc_rng/tags/first_import/rtl/systemc/rng.cpp =================================================================== --- systemc_rng/tags/first_import/rtl/systemc/rng.cpp (nonexistent) +++ systemc_rng/tags/first_import/rtl/systemc/rng.cpp (revision 12) @@ -0,0 +1,182 @@ +////////////////////////////////////////////////////////////////////// +//// //// +//// Random Number Generator Top //// +//// //// +//// This file is part of the SystemC RNG project //// +//// //// +//// Description: //// +//// Top file of random number generator //// +//// //// +//// To Do: //// +//// - nothing //// +//// //// +//// Author(s): //// +//// - Javier Castillo, jcastilo@opencores.org //// +//// //// +//// This core is provided by OpenSoc //// +//// http://www.opensocdesign.com //// +//// //// +////////////////////////////////////////////////////////////////////// +//// //// +//// 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 "rng.h" + +void rng::combinate(){ + if(!reset.read()){ + number_o.write(0); + }else{ + number_o.write(LFSR_reg.read().range(31,0)^CASR_reg.read().range(31,0)); + } +} + +void rng::LFSR(){ + + sc_uint<43> LFSR_var; + bool outbit; + + if(!reset.read()){ + LFSR_reg.write(1); + }else{ + if(loadseed_i.read()){ + LFSR_var.range(42,31)=0; + LFSR_var.range(31,0)=seed_i.read(); + LFSR_reg.write(LFSR_var); + + }else{ + LFSR_var=LFSR_reg.read(); + + outbit=LFSR_var[42]; + LFSR_var[42]=LFSR_var[41]; + LFSR_var[41]=LFSR_var[40]^outbit; + LFSR_var[40]=LFSR_var[39]; + LFSR_var[39]=LFSR_var[38]; + LFSR_var[38]=LFSR_var[37]; + LFSR_var[37]=LFSR_var[36]; + LFSR_var[36]=LFSR_var[35]; + LFSR_var[35]=LFSR_var[34]; + LFSR_var[34]=LFSR_var[33]; + LFSR_var[33]=LFSR_var[32]; + LFSR_var[32]=LFSR_var[31]; + LFSR_var[31]=LFSR_var[30]; + LFSR_var[30]=LFSR_var[29]; + LFSR_var[29]=LFSR_var[28]; + LFSR_var[28]=LFSR_var[27]; + LFSR_var[27]=LFSR_var[26]; + LFSR_var[26]=LFSR_var[25]; + LFSR_var[25]=LFSR_var[24]; + LFSR_var[24]=LFSR_var[23]; + LFSR_var[23]=LFSR_var[22]; + LFSR_var[22]=LFSR_var[21]; + LFSR_var[21]=LFSR_var[20]; + LFSR_var[20]=LFSR_var[19]^outbit; + LFSR_var[19]=LFSR_var[18]; + LFSR_var[18]=LFSR_var[17]; + LFSR_var[17]=LFSR_var[16]; + LFSR_var[16]=LFSR_var[15]; + LFSR_var[15]=LFSR_var[14]; + LFSR_var[14]=LFSR_var[13]; + LFSR_var[13]=LFSR_var[12]; + LFSR_var[12]=LFSR_var[11]; + LFSR_var[11]=LFSR_var[10]; + LFSR_var[10]=LFSR_var[9]; + LFSR_var[9]=LFSR_var[8]; + LFSR_var[8]=LFSR_var[7]; + LFSR_var[7]=LFSR_var[6]; + LFSR_var[6]=LFSR_var[5]; + LFSR_var[5]=LFSR_var[4]; + LFSR_var[4]=LFSR_var[3]; + LFSR_var[3]=LFSR_var[2]; + LFSR_var[2]=LFSR_var[1]; + LFSR_var[1]=LFSR_var[0]^outbit; + LFSR_var[0]=LFSR_var[42]; + + LFSR_reg.write(LFSR_var); + } + } +} + +void rng::CASR(){ + + sc_uint<43> CASR_var,CASR_out; + + if(!reset.read()){ + CASR_reg.write(1); + }else{ + if(loadseed_i.read()){ + CASR_var.range(36,31)=0; + CASR_var.range(31,0)=seed_i.read(); + CASR_reg.write(CASR_var); + + }else{ + CASR_var=CASR_reg.read(); + + CASR_out[36]=CASR_var[35]^CASR_var[0] ; + CASR_out[35]=CASR_var[34]^CASR_var[36] ; + CASR_out[34]=CASR_var[33]^CASR_var[35] ; + CASR_out[33]=CASR_var[32]^CASR_var[34] ; + CASR_out[32]=CASR_var[31]^CASR_var[33] ; + CASR_out[31]=CASR_var[30]^CASR_var[32] ; + CASR_out[30]=CASR_var[29]^CASR_var[31] ; + CASR_out[29]=CASR_var[28]^CASR_var[30] ; + CASR_out[28]=CASR_var[27]^CASR_var[29] ; + CASR_out[27]=CASR_var[26]^CASR_var[28] ; + CASR_out[26]=CASR_var[25]^CASR_var[27] ; + CASR_out[25]=CASR_var[24]^CASR_var[26] ; + CASR_out[24]=CASR_var[23]^CASR_var[25] ; + CASR_out[23]=CASR_var[22]^CASR_var[24] ; + CASR_out[22]=CASR_var[21]^CASR_var[23] ; + CASR_out[21]=CASR_var[20]^CASR_var[22] ; + CASR_out[20]=CASR_var[19]^CASR_var[21] ; + CASR_out[19]=CASR_var[18]^CASR_var[20] ; + CASR_out[18]=CASR_var[17]^CASR_var[19] ; + CASR_out[17]=CASR_var[16]^CASR_var[18] ; + CASR_out[16]=CASR_var[15]^CASR_var[17] ; + CASR_out[15]=CASR_var[14]^CASR_var[16] ; + CASR_out[14]=CASR_var[13]^CASR_var[15] ; + CASR_out[13]=CASR_var[12]^CASR_var[14] ; + CASR_out[12]=CASR_var[11]^CASR_var[13] ; + CASR_out[11]=CASR_var[10]^CASR_var[12] ; + CASR_out[10]=CASR_var[9]^CASR_var[11] ; + CASR_out[9]=CASR_var[8]^CASR_var[10] ; + CASR_out[8]=CASR_var[7]^CASR_var[9] ; + CASR_out[7]=CASR_var[6]^CASR_var[8] ; + CASR_out[6]=CASR_var[5]^CASR_var[7] ; + CASR_out[5]=CASR_var[4]^CASR_var[6] ; + CASR_out[4]=CASR_var[3]^CASR_var[5] ; + CASR_out[3]=CASR_var[2]^CASR_var[4] ; + CASR_out[2]=CASR_var[1]^CASR_var[3] ; + CASR_out[1]=CASR_var[0]^CASR_var[2] ; + CASR_out[0]=CASR_var[36]^CASR_var[1] ; + + CASR_reg.write(CASR_out); + } + } +} Index: systemc_rng/tags/first_import/rtl/systemc/stimulus.h =================================================================== --- systemc_rng/tags/first_import/rtl/systemc/stimulus.h (nonexistent) +++ systemc_rng/tags/first_import/rtl/systemc/stimulus.h (revision 12) @@ -0,0 +1,72 @@ +////////////////////////////////////////////////////////////////////// +//// //// +//// Random Number Generator Testbench Header //// +//// //// +//// This file is part of the SystemC RNG project //// +//// //// +//// Description: //// +//// Testbench header //// +//// //// +//// To Do: //// +//// - nothing //// +//// //// +//// Author(s): //// +//// - Javier Castillo, jcastilo@opencores.org //// +//// //// +//// This core is provided by OpenSoc //// +//// http://www.opensocdesign.com //// +//// //// +////////////////////////////////////////////////////////////////////// +//// //// +//// 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" + +SC_MODULE(stimulus){ + + sc_in clk; + sc_out reset; + + sc_out loadseed_o; + sc_out > seed_o; + sc_in > number_i; + + void tb(); + + SC_CTOR(stimulus){ + + cout.unsetf(ios::dec); + cout.setf(ios::hex); + cout.setf(ios::showbase); + + SC_THREAD(tb); + + } +}; Index: systemc_rng/tags/first_import/rtl/systemc/rng.h =================================================================== --- systemc_rng/tags/first_import/rtl/systemc/rng.h (nonexistent) +++ systemc_rng/tags/first_import/rtl/systemc/rng.h (revision 12) @@ -0,0 +1,83 @@ +////////////////////////////////////////////////////////////////////// +//// //// +//// Random Number Generator Top Header //// +//// //// +//// This file is part of the SystemC RNG project //// +//// //// +//// Description: //// +//// Top file of random number generator //// +//// //// +//// To Do: //// +//// - nothing //// +//// //// +//// Author(s): //// +//// - Javier Castillo, jcastilo@opencores.org //// +//// //// +//// This core is provided by OpenSoc //// +//// http://www.opensocdesign.com //// +//// //// +////////////////////////////////////////////////////////////////////// +//// //// +//// 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" + +SC_MODULE(rng){ + + sc_in clk; + sc_in reset; + + sc_in loadseed_i; + sc_in > seed_i; + + sc_out > number_o; + + sc_signal > LFSR_reg; + sc_signal > CASR_reg; + + void CASR(); + void LFSR(); + void combinate(); + + SC_CTOR(rng){ + + SC_METHOD(CASR); + sensitive_pos << clk; + sensitive_neg << reset; + + SC_METHOD(LFSR); + sensitive_pos << clk; + sensitive_neg << reset; + + SC_METHOD(combinate); + sensitive_pos << clk; + sensitive_neg << reset; + + } + }; Index: systemc_rng/tags/first_import/rtl/systemc/Makefile =================================================================== --- systemc_rng/tags/first_import/rtl/systemc/Makefile (nonexistent) +++ systemc_rng/tags/first_import/rtl/systemc/Makefile (revision 12) @@ -0,0 +1,14 @@ +TARGET_ARCH = linux + +CC = g++ +OPT = -O3 +DEBUG = -g +OTHER = -Wall -Wno-deprecated +EXTRA_CFLAGS = $(OPT) $(OTHER) +# EXTRA_CFLAGS = $(DEBUG) $(OTHER) + +MODULE = rng +SRCS = rng.cpp stimulus.cpp main.cpp +OBJS = $(SRCS:.cpp=.o) + +include Makefile.defs Index: systemc_rng/tags/first_import/rtl/systemc/Makefile.defs =================================================================== --- systemc_rng/tags/first_import/rtl/systemc/Makefile.defs (nonexistent) +++ systemc_rng/tags/first_import/rtl/systemc/Makefile.defs (revision 12) @@ -0,0 +1,34 @@ +## Variable that points to SystemC installation path +SYSTEMC = $(SYSTEMC_HOME) + +INCDIR = -I. -I.. -I../../bench -I$(SYSTEMC)/include +LIBDIR = -L. -L.. -L$(SYSTEMC)/lib-$(TARGET_ARCH) + +# Build with maximum gcc warning level +CFLAGS = $(PLATFORM_SPECIFIC_FLAGS) $(EXTRA_CFLAGS) + +LIBS = -lm -lsystemc $(EXTRA_LIBS) + +EXE = $(MODULE).x + +.SUFFIXES: .cpp .cc .o .x + +$(EXE): $(OBJS) $(SYSTEMC)/lib-$(TARGET_ARCH)/libsystemc.a + $(CC) $(CFLAGS) $(INCDIR) $(LIBDIR) -o $@ $(OBJS) $(LIBS) $(SYSTEMC)/lib-$(TARGET_ARCH)/libsystemc.a 2>&1 | c++filt + +.cpp.o: + $(CC) $(CFLAGS) $(INCDIR) -c $< $(USB_FLAGS) + +.cc.o: + $(CC) $(CFLAGS) $(INCDIR) -c $< $(USB_FLAGS) + +clean:: + rm -f $(OBJS) *~ $(EXE) + +ultraclean: clean + rm -f Makefile.deps + +Makefile.deps: + $(CC) $(CFLAGS) $(INCDIR) -M $(SRCS) >> Makefile.deps + +#include Makefile.deps Index: systemc_rng/tags/first_import/main.cpp =================================================================== --- systemc_rng/tags/first_import/main.cpp (nonexistent) +++ systemc_rng/tags/first_import/main.cpp (revision 12) @@ -0,0 +1,86 @@ +////////////////////////////////////////////////////////////////////// +//// //// +//// Random Number Main simulation File //// +//// //// +//// This file is part of the SystemC RNG project //// +//// //// +//// Description: //// +//// Main simulation file of random number generator //// +//// //// +//// To Do: //// +//// - nothing //// +//// //// +//// Author(s): //// +//// - Javier Castillo, jcastilo@opencores.org //// +//// //// +//// This core is provided by OpenSoc //// +//// http://www.opensocdesign.com //// +//// //// +////////////////////////////////////////////////////////////////////// +//// //// +//// 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 "iostream.h" +#include "stimulus.h" +#include "rng.h" + +int sc_main(int argc, char* argv[]){ + + sc_clock clk("clk",1,SC_US); + + rng *rng1; + stimulus *st1; + + rng1=new rng("rng"); + st1=new stimulus("stimulus"); + + sc_signal reset; + sc_signal loadseed_i; + sc_signal > seed_i; + sc_signal > number_o; + + rng1->clk(clk); + rng1->reset(reset); + rng1->loadseed_i(loadseed_i); + rng1->seed_i(seed_i); + rng1->number_o(number_o); + + st1->clk(clk); + st1->reset(reset); + st1->loadseed_o(loadseed_i); + st1->seed_o(seed_i); + st1->number_i(number_o); + + sc_start(-1); + + return 0; + + } Index: systemc_rng/tags/first_import/stimulus.cpp =================================================================== --- systemc_rng/tags/first_import/stimulus.cpp (nonexistent) +++ systemc_rng/tags/first_import/stimulus.cpp (revision 12) @@ -0,0 +1,69 @@ +////////////////////////////////////////////////////////////////////// +//// //// +//// Random Number Generator Testbench //// +//// //// +//// This file is part of the SystemC RNG project //// +//// //// +//// Description: //// +//// Testbench stimulus //// +//// //// +//// To Do: //// +//// - nothing //// +//// //// +//// Author(s): //// +//// - Javier Castillo, jcastilo@opencores.org //// +//// //// +//// This core is provided by OpenSoc //// +//// http://www.opensocdesign.com //// +//// //// +////////////////////////////////////////////////////////////////////// +//// //// +//// 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 "stimulus.h" + +void stimulus::tb(){ + + wait(clk->posedge_event()); + reset.write(0); + wait(clk->posedge_event()); + reset.write(1); + wait(clk->posedge_event()); + loadseed_o.write(1); + seed_o.write(0x12678); + wait(clk->posedge_event()); + loadseed_o.write(0); + for(;;){ + wait(clk->posedge_event()); + cout << (unsigned int)number_i.read() << endl; + } + + } Index: systemc_rng/tags/first_import/stimulus.h =================================================================== --- systemc_rng/tags/first_import/stimulus.h (nonexistent) +++ systemc_rng/tags/first_import/stimulus.h (revision 12) @@ -0,0 +1,72 @@ +////////////////////////////////////////////////////////////////////// +//// //// +//// Random Number Generator Testbench Header //// +//// //// +//// This file is part of the SystemC RNG project //// +//// //// +//// Description: //// +//// Testbench header //// +//// //// +//// To Do: //// +//// - nothing //// +//// //// +//// Author(s): //// +//// - Javier Castillo, jcastilo@opencores.org //// +//// //// +//// This core is provided by OpenSoc //// +//// http://www.opensocdesign.com //// +//// //// +////////////////////////////////////////////////////////////////////// +//// //// +//// 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" + +SC_MODULE(stimulus){ + + sc_in clk; + sc_out reset; + + sc_out loadseed_o; + sc_out > seed_o; + sc_in > number_i; + + void tb(); + + SC_CTOR(stimulus){ + + cout.unsetf(ios::dec); + cout.setf(ios::hex); + cout.setf(ios::showbase); + + SC_THREAD(tb); + + } +}; Index: systemc_rng/tags =================================================================== --- systemc_rng/tags (nonexistent) +++ systemc_rng/tags (revision 12)

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