[53] | 1 | #ifdef SYSTEMC |
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| 2 | //#if defined(STATISTICS) or defined(VHDL_TESTBENCH) |
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| 3 | /* |
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| 4 | * $Id: RegisterFile_Multi_Banked_full_crossbar_genMealy_read.cpp 137 2010-02-16 12:35:48Z rosiere $ |
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| 5 | * |
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| 6 | * [ Description ] |
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| 7 | * |
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| 8 | */ |
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| 9 | |
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| 10 | #include "Behavioural/Generic/RegisterFile/RegisterFile_Multi_Banked/include/RegisterFile_Multi_Banked.h" |
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| 11 | |
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| 12 | namespace morpheo { |
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| 13 | namespace behavioural { |
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| 14 | namespace generic { |
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| 15 | namespace registerfile { |
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| 16 | namespace registerfile_multi_banked { |
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| 17 | |
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| 18 | |
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[106] | 19 | #undef FUNCTION |
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| 20 | #define FUNCTION "RegisterFile_Multi_Banked::full_crossbar_genMealy_read" |
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[53] | 21 | void RegisterFile_Multi_Banked::full_crossbar_genMealy_read (void) |
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| 22 | { |
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[106] | 23 | log_begin(RegisterFile_Multi_Banked,FUNCTION); |
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| 24 | log_function(RegisterFile_Multi_Banked,FUNCTION,_name.c_str()); |
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[53] | 25 | |
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[123] | 26 | if (PORT_READ(in_NRESET)) |
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| 27 | { |
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| 28 | |
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[57] | 29 | bool read_port_use [_param->_nb_bank][_param->_nb_port_read_by_bank]; |
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[53] | 30 | |
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[57] | 31 | for (uint32_t i=0; i<_param->_nb_bank; i++) |
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| 32 | for (uint32_t j=0; j<_param->_nb_port_read_by_bank; j++) |
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[53] | 33 | read_port_use [i][j]=false; |
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| 34 | |
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[57] | 35 | for (uint32_t i=0; i<_param->_nb_port_read; i++) |
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[53] | 36 | { |
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| 37 | bool val = PORT_READ(in_READ_VAL [i]); |
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| 38 | bool ack = false; |
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| 39 | |
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[137] | 40 | #ifdef STATISTICS |
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| 41 | internal_READ_VAL [i] = false; |
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| 42 | #endif |
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| 43 | |
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[106] | 44 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * read [%d] : %d",i,val); |
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[53] | 45 | |
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| 46 | if (val == true) |
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| 47 | { |
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| 48 | // Compute the adress of the bank |
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[62] | 49 | Taddress_t address; |
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| 50 | if (_param->_have_port_address == true) |
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| 51 | address = PORT_READ(in_READ_ADDRESS[i]); |
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| 52 | else |
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| 53 | address = 0; |
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| 54 | |
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[106] | 55 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * address : %d",address); |
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[53] | 56 | Taddress_t bank = address_bank (address); |
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[106] | 57 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * bank : %d",bank ); |
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[53] | 58 | |
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| 59 | // Search loop |
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[57] | 60 | for (uint32_t j=0; j<_param->_nb_port_read_by_bank; j++) |
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[53] | 61 | { |
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| 62 | // find a unbusy port on this bank |
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| 63 | if (read_port_use[bank][j] == false) |
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| 64 | { |
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| 65 | // find !!! |
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| 66 | read_port_use[bank][j] = true; |
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| 67 | ack = true; |
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| 68 | |
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| 69 | Taddress_t num_reg = address_num_reg (address); |
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| 70 | |
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[106] | 71 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * num_reg : %d",num_reg); |
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| 72 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * bank_port : %d",j); |
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[53] | 73 | |
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[78] | 74 | Tdata_t data = reg_DATA[bank][num_reg]; |
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[53] | 75 | |
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[106] | 76 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * data : %d",data); |
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[53] | 77 | |
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[137] | 78 | #ifdef STATISTICS |
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| 79 | internal_READ_VAL [i] = true; |
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| 80 | #endif |
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[53] | 81 | PORT_WRITE(out_READ_DATA [i], data); |
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| 82 | |
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| 83 | break; |
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| 84 | } |
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| 85 | } |
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| 86 | } |
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| 87 | |
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| 88 | // Write output |
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| 89 | PORT_WRITE(out_READ_ACK [i], ack); |
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| 90 | } |
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[123] | 91 | } |
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| 92 | else |
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| 93 | for (uint32_t i=0; i<_param->_nb_port_read; i++) |
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| 94 | PORT_WRITE(out_READ_ACK [i], false); |
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[53] | 95 | |
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[106] | 96 | log_end(RegisterFile_Multi_Banked,FUNCTION); |
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[53] | 97 | }; |
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| 98 | |
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| 99 | }; // end namespace registerfile_multi_banked |
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| 100 | }; // end namespace registerfile |
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| 101 | }; // end namespace generic |
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| 102 | |
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| 103 | }; // end namespace behavioural |
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| 104 | }; // end namespace morpheo |
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| 105 | #endif |
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| 106 | //#endif |
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