1 | /* -*- c++ -*- |
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2 | * SOCLIB_LGPL_HEADER_BEGIN |
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3 | * |
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4 | * This file is part of SoCLib, GNU LGPLv2.1. |
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5 | * |
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6 | * SoCLib is free software; you can redistribute it and/or modify it |
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7 | * under the terms of the GNU Lesser General Public License as published |
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8 | * by the Free Software Foundation; version 2.1 of the License. |
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9 | * |
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10 | * SoCLib is distributed in the hope that it will be useful, but |
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11 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 | * Lesser General Public License for more details. |
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14 | * |
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15 | * You should have received a copy of the GNU Lesser General Public |
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16 | * License along with SoCLib; if not, write to the Free Software |
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17 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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18 | * 02110-1301 USA |
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19 | * |
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20 | * SOCLIB_LGPL_HEADER_END |
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21 | * |
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22 | * Authors : Abdelmalek SI MERABET |
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23 | * Date : March 2010 |
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24 | * Copyright: UPMC - LIP6 |
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25 | */ |
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26 | |
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27 | #include <iostream> |
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28 | #include <string> |
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29 | #include <stdarg.h> |
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30 | #include "alloc_elems.h" |
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31 | #include "../include/vci_local_ring_network_2.h" |
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32 | |
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33 | namespace soclib { namespace caba { |
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34 | |
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35 | using soclib::common::alloc_elems; |
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36 | using soclib::common::dealloc_elems; |
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37 | |
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38 | #define tmpl(x) template<typename vci_param, int ring_cmd_data_size, int ring_rsp_data_size > x VciLocalRingNetwork2<vci_param, ring_cmd_data_size, ring_rsp_data_size > |
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39 | |
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40 | //////////////////////////////// |
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41 | // constructor |
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42 | // |
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43 | //////////////////////////////// |
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44 | tmpl(/**/)::VciLocalRingNetwork2( sc_module_name insname, |
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45 | const soclib::common::MappingTable &mt, |
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46 | const soclib::common::IntTab &ringid, |
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47 | const int &wrapper_fifo_depth, |
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48 | const int &half_gateway_fifo_depth, |
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49 | int nb_attached_initiator, |
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50 | int nb_attached_target) |
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51 | : soclib::caba::BaseModule(insname), |
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52 | m_ns(nb_attached_initiator+nb_attached_target+2), |
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53 | m_nai(nb_attached_initiator), |
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54 | m_nat(nb_attached_target) |
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55 | { |
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56 | |
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57 | |
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58 | |
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59 | p_to_initiator = soclib::common::alloc_elems<soclib::caba::VciTarget<vci_param> >("p_to_initiator", m_nai); |
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60 | p_to_target = soclib::common::alloc_elems<soclib::caba::VciInitiator<vci_param> >("p_to_target", m_nat); |
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61 | |
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62 | m_ring_initiator = new ring_initiator_t*[m_nai]; |
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63 | m_ring_target = new ring_target_t*[m_nat]; |
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64 | m_ring_signal = new ring_signal_t[m_ns]; |
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65 | |
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66 | |
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67 | std::ostringstream o; |
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68 | o << name() << "_hg_init"; |
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69 | bool alloc_hg_init = (m_nai == 0); |
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70 | m_half_gateway_initiator = new half_gateway_initiator_t(o.str().c_str(), alloc_hg_init, half_gateway_fifo_depth, mt, ringid, false); |
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71 | |
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72 | std::ostringstream p; |
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73 | p << name() << "_hg_target"; |
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74 | bool alloc_hg_target = (m_nat == 0); |
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75 | m_half_gateway_target = new half_gateway_target_t(p.str().c_str(), alloc_hg_target, half_gateway_fifo_depth, mt, ringid, false); |
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76 | |
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77 | for(size_t i=0; i<m_nai; ++i) { |
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78 | bool alloc_init = (i==0); |
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79 | std::ostringstream o; |
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80 | o << name() << "_init_" << i; |
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81 | m_ring_initiator[i] = new ring_initiator_t(o.str().c_str(), alloc_init, wrapper_fifo_depth, mt, ringid, i); |
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82 | } |
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83 | |
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84 | for(size_t i=0; i<m_nat; ++i) { |
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85 | bool alloc_target = (i==0); |
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86 | std::ostringstream o; |
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87 | o << name() << "_target_" << i; |
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88 | m_ring_target[i] = new ring_target_t(o.str().c_str(), alloc_target, wrapper_fifo_depth, mt, ringid, i); |
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89 | } |
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90 | |
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91 | SC_METHOD(transition); |
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92 | dont_initialize(); |
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93 | sensitive << p_clk.pos(); |
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94 | |
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95 | SC_METHOD(genMoore); |
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96 | dont_initialize(); |
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97 | sensitive << p_clk.neg(); |
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98 | } |
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99 | //--------------------------// |
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100 | tmpl(void)::transition() // |
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101 | //--------------------------// |
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102 | { |
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103 | |
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104 | |
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105 | if ( ! p_resetn.read() ) { |
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106 | for(size_t i=0;i<m_nai;i++) |
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107 | m_ring_initiator[i]->reset(); |
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108 | for(size_t t=0;t<m_nat;t++) |
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109 | m_ring_target[t]->reset(); |
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110 | |
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111 | m_half_gateway_initiator->reset(); |
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112 | m_half_gateway_target->reset(); |
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113 | return; |
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114 | } |
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115 | |
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116 | // update ring signals Three iterations |
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117 | // this is intended in order to break the loop due to dependency existing between ring signals |
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118 | // this rule is based based on relaxation principle |
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119 | |
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120 | //- 1st |
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121 | for(size_t i=0;i<m_nai;i++) { |
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122 | size_t h = 0; |
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123 | if(i == 0) h = m_ns-1; |
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124 | else h = i-1; |
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125 | m_ring_initiator[i]->update_ring_signals(m_ring_signal[h], m_ring_signal[i]); |
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126 | } |
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127 | |
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128 | if(m_nai > 0) { |
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129 | for(size_t i=0;i<m_nat;i++){ |
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130 | m_ring_target[i]->update_ring_signals(m_ring_signal[m_nai+i-1], m_ring_signal[m_nai+i] ); |
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131 | } |
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132 | } |
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133 | else { |
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134 | |
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135 | for(size_t i=0;i<m_nat;i++){ |
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136 | size_t h = 0; |
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137 | if(i == 0) h = m_ns-1; |
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138 | else h = i-1; |
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139 | m_ring_target[i]->update_ring_signals(m_ring_signal[h], m_ring_signal[i] ); |
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140 | } |
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141 | } |
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142 | |
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143 | m_half_gateway_initiator->update_ring_signals(m_ring_signal[m_nai+m_nat-1], m_ring_signal[m_nai+m_nat] ); |
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144 | |
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145 | m_half_gateway_target->update_ring_signals(m_ring_signal[m_ns-2], m_ring_signal[m_ns-1] ); |
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146 | |
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147 | //- 2nd |
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148 | for(size_t i=0;i<m_nai;i++) { |
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149 | size_t h = 0; |
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150 | if(i == 0) h = m_ns-1; |
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151 | else h = i-1; |
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152 | m_ring_initiator[i]->update_ring_signals(m_ring_signal[h], m_ring_signal[i]); |
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153 | } |
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154 | |
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155 | if(m_nai > 0) { |
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156 | for(size_t i=0;i<m_nat;i++){ |
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157 | m_ring_target[i]->update_ring_signals(m_ring_signal[m_nai+i-1], m_ring_signal[m_nai+i] ); |
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158 | } |
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159 | } |
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160 | else { |
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161 | |
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162 | for(size_t i=0;i<m_nat;i++){ |
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163 | size_t h = 0; |
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164 | if(i == 0) h = m_ns-1; |
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165 | else h = i-1; |
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166 | m_ring_target[i]->update_ring_signals(m_ring_signal[h], m_ring_signal[i] ); |
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167 | } |
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168 | } |
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169 | |
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170 | |
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171 | m_half_gateway_initiator->update_ring_signals(m_ring_signal[m_nai+m_nat-1], m_ring_signal[m_nai+m_nat] ); |
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172 | |
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173 | m_half_gateway_target->update_ring_signals(m_ring_signal[m_ns-2], m_ring_signal[m_ns-1] ); |
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174 | |
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175 | |
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176 | //- 3rd |
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177 | for(size_t i=0;i<m_nai;i++) { |
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178 | size_t h = 0; |
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179 | if(i == 0) h = m_ns-1; |
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180 | else h = i-1; |
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181 | m_ring_initiator[i]->update_ring_signals(m_ring_signal[h], m_ring_signal[i]); |
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182 | } |
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183 | |
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184 | if(m_nai > 0) { |
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185 | for(size_t i=0;i<m_nat;i++){ |
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186 | m_ring_target[i]->update_ring_signals(m_ring_signal[m_nai+i-1], m_ring_signal[m_nai+i] ); |
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187 | } |
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188 | } |
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189 | else { |
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190 | |
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191 | for(size_t i=0;i<m_nat;i++){ |
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192 | size_t h = 0; |
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193 | if(i == 0) h = m_ns-1; |
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194 | else h = i-1; |
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195 | m_ring_target[i]->update_ring_signals(m_ring_signal[h], m_ring_signal[i] ); |
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196 | } |
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197 | } |
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198 | |
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199 | |
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200 | m_half_gateway_initiator->update_ring_signals(m_ring_signal[m_nai+m_nat-1], m_ring_signal[m_nai+m_nat] ); |
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201 | |
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202 | m_half_gateway_target->update_ring_signals(m_ring_signal[m_ns-2], m_ring_signal[m_ns-1] ); |
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203 | |
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204 | //-----------------------------------------------// |
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205 | // transition // |
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206 | //----------------------------------------------// |
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207 | |
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208 | for(size_t i=0;i<m_nai;i++) { |
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209 | size_t h = 0; |
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210 | if(i == 0) h = m_ns-1; |
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211 | else h = i-1; |
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212 | m_ring_initiator[i]->transition(p_to_initiator[i], m_ring_signal[h]); |
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213 | } |
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214 | |
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215 | if(m_nai > 0) { |
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216 | for(size_t t=0;t<m_nat;t++) { |
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217 | m_ring_target[t]->transition(p_to_target[t], m_ring_signal[m_nai+t-1]); |
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218 | } |
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219 | } |
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220 | else { |
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221 | |
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222 | for(size_t t=0;t<m_nat;t++) { |
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223 | size_t h = 0; |
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224 | if(t == 0) h = m_ns-1; |
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225 | else h = t-1; |
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226 | |
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227 | m_ring_target[t]->transition(p_to_target[t], m_ring_signal[h]); |
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228 | } |
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229 | } |
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230 | m_half_gateway_initiator->transition(p_gate_initiator, m_ring_signal[m_nai+m_nat-1]); |
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231 | m_half_gateway_target->transition(p_gate_target, m_ring_signal[m_nai+m_nat]); |
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232 | |
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233 | |
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234 | /*-------- print |
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235 | for(size_t t=0;t<m_nat;t++) { |
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236 | print_signal(m_nai+t-1); |
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237 | print_vci_target(t); |
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238 | } |
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239 | |
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240 | for(size_t i=0;i<m_nai;i++) { |
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241 | size_t h = 0; |
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242 | if(i == 0) h = m_ns-1; |
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243 | else h = i-1; |
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244 | print_signal(h); |
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245 | print_vci_init(i); |
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246 | } |
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247 | */ |
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248 | } |
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249 | |
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250 | tmpl(void)::genMoore() |
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251 | { |
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252 | |
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253 | for(size_t i=0;i<m_nai;i++) |
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254 | m_ring_initiator[i]->genMoore(p_to_initiator[i]); |
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255 | for(size_t t=0;t<m_nat;t++) |
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256 | m_ring_target[t]->genMoore(p_to_target[t]); |
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257 | |
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258 | m_half_gateway_initiator->genMoore(p_gate_initiator); |
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259 | |
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260 | m_half_gateway_target->genMoore(p_gate_target); |
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261 | } |
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262 | //---------------- destructor |
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263 | tmpl(/**/)::~VciLocalRingNetwork2() |
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264 | { |
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265 | |
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266 | delete m_half_gateway_initiator; |
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267 | delete m_half_gateway_target; |
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268 | |
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269 | for(size_t x = 0; x < m_nai; x++) |
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270 | delete m_ring_initiator[x]; |
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271 | |
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272 | for(size_t x = 0; x < m_nat; x++) |
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273 | delete m_ring_target[x]; |
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274 | |
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275 | //for(size_t x = 0; x < m_ns; x++) |
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276 | // delete m_ring_signal[x]; |
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277 | |
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278 | delete [] m_ring_initiator; |
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279 | delete [] m_ring_target; |
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280 | delete [] m_ring_signal; |
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281 | |
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282 | dealloc_elems(p_to_initiator,m_nai); |
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283 | dealloc_elems(p_to_target, m_nat);; |
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284 | } |
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285 | }} // end namespace |
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