[53] | 1 | #ifdef VHDL |
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| 2 | /* |
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| 3 | * $Id: RegisterFile_Multi_Banked_vhdl.cpp 81 2008-04-15 18:40:01Z rosiere $ |
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| 4 | * |
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| 5 | * [ Description ] |
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| 6 | * |
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| 7 | */ |
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| 8 | |
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| 9 | #include "Behavioural/Generic/RegisterFile/RegisterFile_Multi_Banked/include/RegisterFile_Multi_Banked.h" |
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[57] | 10 | #include "Behavioural/Generic/RegisterFile/RegisterFile_Monolithic/include/RegisterFile_Monolithic.h" |
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| 11 | #include "Behavioural/Generic/Select/Select_Priority_Fixed/include/Select_Priority_Fixed.h" |
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[53] | 12 | #include "Behavioural/include/Vhdl.h" |
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| 13 | |
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| 14 | namespace morpheo { |
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| 15 | namespace behavioural { |
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| 16 | namespace generic { |
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| 17 | namespace registerfile { |
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| 18 | namespace registerfile_multi_banked { |
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| 19 | |
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| 20 | void RegisterFile_Multi_Banked::vhdl (void) |
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| 21 | { |
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| 22 | log_printf(FUNC,RegisterFile_Multi_Banked,"vhdl","Begin"); |
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[57] | 23 | |
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| 24 | //=================================== |
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| 25 | //===== Component ===== |
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| 26 | //=================================== |
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[53] | 27 | |
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[57] | 28 | //----- RegisterFile_Monolithic ----- |
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| 29 | |
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| 30 | morpheo::behavioural::generic::registerfile::registerfile_monolithic::Parameters * param_bank; |
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| 31 | morpheo::behavioural::generic::registerfile::registerfile_monolithic::RegisterFile_Monolithic * bank; |
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| 32 | |
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| 33 | // Create all bank. All bank is identical |
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| 34 | param_bank = new morpheo::behavioural::generic::registerfile::registerfile_monolithic::Parameters |
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| 35 | (_param->_nb_port_read_by_bank |
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| 36 | ,_param->_nb_port_write_by_bank |
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| 37 | ,0 // mixte port |
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| 38 | ,_param->_nb_word/_param->_nb_bank |
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| 39 | ,_param->_size_word); |
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| 40 | |
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[75] | 41 | std::string bank_name = _name + "_bank"; |
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[57] | 42 | bank = new morpheo::behavioural::generic::registerfile::registerfile_monolithic::RegisterFile_Monolithic |
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| 43 | (bank_name.c_str() |
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| 44 | #ifdef STATISTICS |
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| 45 | ,NULL |
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| 46 | #endif |
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| 47 | ,param_bank |
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| 48 | ,USE_VHDL); |
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| 49 | |
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| 50 | _component->set_component(bank->_component |
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| 51 | #ifdef POSITION |
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| 52 | , 0, 0, 0, 0 |
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| 53 | #endif |
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| 54 | , INSTANCE_LIBRARY |
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| 55 | ); |
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| 56 | |
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| 57 | |
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| 58 | //----- Select_Priority_Fixed ----- |
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| 59 | |
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| 60 | // Create all select_unit : |
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| 61 | // * 4 units : to the read port, "quotient" ports and "rest" ports. Idem to the write port. |
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| 62 | // * for a FULL_CROSSBAR, there are no "rest" ports |
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| 63 | uint32_t nb_select_port_1 ; |
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| 64 | uint32_t nb_select_port_2 ; |
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| 65 | uint32_t nb_select_port_3 ; |
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| 66 | uint32_t nb_select_port_4 ; |
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| 67 | |
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| 68 | if (_param->_crossbar == FULL_CROSSBAR) |
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| 69 | { |
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| 70 | nb_select_port_1 = _param->_nb_port_read ; |
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| 71 | nb_select_port_3 = _param->_nb_port_write; |
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| 72 | nb_select_port_2 = nb_select_port_4 = 0; |
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| 73 | } |
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| 74 | else |
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| 75 | { |
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| 76 | nb_select_port_2=(_param->_nb_port_read )/_param->_nb_port_read_by_bank; |
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| 77 | nb_select_port_1=((_param->_nb_port_read%_param->_nb_port_read_by_bank)==0)?0:(nb_select_port_2+1); |
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| 78 | nb_select_port_4=(_param->_nb_port_write )/_param->_nb_port_write_by_bank; |
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| 79 | nb_select_port_3=((_param->_nb_port_write%_param->_nb_port_write_by_bank)==0)?0:(nb_select_port_4+1); |
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| 80 | } |
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| 81 | |
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| 82 | // cout << "nb_select_port_1 : " << nb_select_port_1 << endl; |
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| 83 | // cout << "nb_select_port_2 : " << nb_select_port_2 << endl; |
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| 84 | // cout << "nb_select_port_3 : " << nb_select_port_3 << endl; |
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| 85 | // cout << "nb_select_port_4 : " << nb_select_port_4 << endl; |
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| 86 | |
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| 87 | morpheo::behavioural::generic::select::select_priority_fixed::Parameters *param_select1 = NULL; |
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| 88 | morpheo::behavioural::generic::select::select_priority_fixed::Parameters *param_select2 = NULL; |
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| 89 | morpheo::behavioural::generic::select::select_priority_fixed::Parameters *param_select3 = NULL; |
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| 90 | morpheo::behavioural::generic::select::select_priority_fixed::Parameters *param_select4 = NULL; |
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| 91 | |
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| 92 | morpheo::behavioural::generic::select::select_priority_fixed::Select_Priority_Fixed *select1 = NULL; |
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| 93 | morpheo::behavioural::generic::select::select_priority_fixed::Select_Priority_Fixed *select2 = NULL; |
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| 94 | morpheo::behavioural::generic::select::select_priority_fixed::Select_Priority_Fixed *select3 = NULL; |
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| 95 | morpheo::behavioural::generic::select::select_priority_fixed::Select_Priority_Fixed *select4 = NULL; |
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| 96 | |
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| 97 | bool have_select1 = ((nb_select_port_1 != 0 )); |
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| 98 | bool have_select2 = ((nb_select_port_2 != 0 ) and |
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| 99 | (nb_select_port_2 != nb_select_port_1)); |
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| 100 | bool have_select3 = ((nb_select_port_3 != 0 ) and |
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| 101 | (nb_select_port_3 != nb_select_port_2) and |
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| 102 | (nb_select_port_3 != nb_select_port_1)); |
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| 103 | bool have_select4 = ((nb_select_port_4 != 0 ) and |
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| 104 | (nb_select_port_4 != nb_select_port_3) and |
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| 105 | (nb_select_port_4 != nb_select_port_2) and |
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| 106 | (nb_select_port_4 != nb_select_port_1) ); |
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| 107 | |
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[75] | 108 | std::string select_name1; |
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| 109 | std::string select_name2; |
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| 110 | std::string select_name3; |
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| 111 | std::string select_name4; |
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[57] | 112 | |
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| 113 | if (have_select1) |
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| 114 | { |
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| 115 | select_name1 = _name+"_select_"+toString(nb_select_port_1)+"_ports"; |
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| 116 | param_select1 = new morpheo::behavioural::generic::select::select_priority_fixed::Parameters (nb_select_port_1,true, false); |
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| 117 | select1 = new morpheo::behavioural::generic::select::select_priority_fixed::Select_Priority_Fixed |
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| 118 | (select_name1.c_str() |
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| 119 | #ifdef STATISTICS |
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| 120 | ,NULL |
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| 121 | #endif |
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| 122 | ,param_select1 |
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| 123 | ,USE_VHDL); |
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| 124 | |
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| 125 | _component->set_component(select1->_component |
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| 126 | #ifdef POSITION |
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| 127 | , 0, 0, 0, 0 |
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| 128 | #endif |
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| 129 | , INSTANCE_LIBRARY |
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| 130 | ); |
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| 131 | } |
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| 132 | |
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| 133 | if (have_select2) |
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| 134 | { |
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| 135 | select_name2 = _name+"_select_"+toString(nb_select_port_2)+"_ports"; |
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| 136 | |
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| 137 | param_select2 = new morpheo::behavioural::generic::select::select_priority_fixed::Parameters (nb_select_port_2,true, false); |
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| 138 | select2 = new morpheo::behavioural::generic::select::select_priority_fixed::Select_Priority_Fixed |
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| 139 | (select_name2.c_str() |
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| 140 | #ifdef STATISTICS |
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| 141 | ,NULL |
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| 142 | #endif |
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| 143 | ,param_select2 |
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| 144 | ,USE_VHDL); |
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| 145 | |
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| 146 | _component->set_component(select2->_component |
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| 147 | #ifdef POSITION |
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| 148 | , 0, 0, 0, 0 |
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| 149 | #endif |
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| 150 | , INSTANCE_LIBRARY |
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| 151 | ); |
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| 152 | } |
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| 153 | |
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| 154 | if (have_select3) |
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| 155 | { |
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| 156 | select_name3 = _name+"_select_"+toString(nb_select_port_3)+"_ports"; |
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| 157 | |
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| 158 | param_select3 = new morpheo::behavioural::generic::select::select_priority_fixed::Parameters (nb_select_port_3,true, false); |
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| 159 | select3 = new morpheo::behavioural::generic::select::select_priority_fixed::Select_Priority_Fixed |
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| 160 | (select_name3.c_str() |
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| 161 | #ifdef STATISTICS |
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| 162 | ,NULL |
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| 163 | #endif |
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| 164 | ,param_select3 |
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| 165 | ,USE_VHDL); |
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| 166 | |
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| 167 | _component->set_component(select3->_component |
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| 168 | #ifdef POSITION |
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| 169 | , 0, 0, 0, 0 |
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| 170 | #endif |
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| 171 | , INSTANCE_LIBRARY |
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| 172 | ); |
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| 173 | } |
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| 174 | |
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| 175 | if (have_select4) |
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| 176 | { |
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| 177 | select_name4 = _name+"_select_"+toString(nb_select_port_4)+"_ports"; |
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| 178 | |
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| 179 | param_select4 = new morpheo::behavioural::generic::select::select_priority_fixed::Parameters (nb_select_port_4,true, false); |
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| 180 | select4 = new morpheo::behavioural::generic::select::select_priority_fixed::Select_Priority_Fixed |
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| 181 | (select_name4.c_str() |
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| 182 | #ifdef STATISTICS |
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| 183 | ,NULL |
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| 184 | #endif |
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| 185 | ,param_select4 |
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| 186 | ,USE_VHDL); |
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| 187 | |
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| 188 | _component->set_component(select4->_component |
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| 189 | #ifdef POSITION |
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| 190 | , 0, 0, 0, 0 |
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| 191 | #endif |
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| 192 | , INSTANCE_LIBRARY |
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| 193 | ); |
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| 194 | } |
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| 195 | |
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[53] | 196 | Vhdl * vhdl = new Vhdl (_name); |
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| 197 | |
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| 198 | _interfaces->set_port(vhdl); |
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| 199 | _component->vhdl_instance(vhdl); |
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| 200 | |
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| 201 | vhdl_declaration (vhdl); |
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| 202 | vhdl_body (vhdl); |
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| 203 | |
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| 204 | vhdl->generate_file(); |
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| 205 | |
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| 206 | delete vhdl; |
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[57] | 207 | delete bank; |
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| 208 | delete param_bank; |
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| 209 | if (have_select1) |
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| 210 | { |
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| 211 | delete select1; |
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| 212 | delete param_select1; |
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| 213 | } |
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| 214 | if (have_select2) |
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| 215 | { |
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| 216 | delete select2; |
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| 217 | delete param_select2; |
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| 218 | } |
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| 219 | if (have_select3) |
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| 220 | { |
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| 221 | delete select3; |
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| 222 | delete param_select3; |
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| 223 | } |
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| 224 | if (have_select4) |
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| 225 | { |
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| 226 | delete select4; |
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| 227 | delete param_select4; |
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| 228 | } |
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[53] | 229 | |
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| 230 | log_printf(FUNC,RegisterFile_Multi_Banked,"vhdl","End"); |
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| 231 | }; |
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| 232 | |
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| 233 | }; // end namespace registerfile_multi_banked |
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| 234 | }; // end namespace registerfile |
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| 235 | }; // end namespace generic |
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| 236 | |
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| 237 | }; // end namespace behavioural |
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| 238 | }; // end namespace morpheo |
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| 239 | #endif |
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