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 106 2009-02-09 22:55:26Z 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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19 | #undef FUNCTION |
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20 | #define FUNCTION "RegisterFile_Multi_Banked::full_crossbar_genMealy_read" |
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21 | void RegisterFile_Multi_Banked::full_crossbar_genMealy_read (void) |
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22 | { |
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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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25 | |
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26 | bool read_port_use [_param->_nb_bank][_param->_nb_port_read_by_bank]; |
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27 | |
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28 | for (uint32_t i=0; i<_param->_nb_bank; i++) |
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29 | for (uint32_t j=0; j<_param->_nb_port_read_by_bank; j++) |
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30 | read_port_use [i][j]=false; |
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31 | |
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32 | for (uint32_t i=0; i<_param->_nb_port_read; i++) |
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33 | { |
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34 | bool val = PORT_READ(in_READ_VAL [i]); |
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35 | bool ack = false; |
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36 | |
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37 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * read [%d] : %d",i,val); |
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38 | |
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39 | if (val == true) |
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40 | { |
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41 | // Compute the adress of the bank |
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42 | Taddress_t address; |
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43 | if (_param->_have_port_address == true) |
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44 | address = PORT_READ(in_READ_ADDRESS[i]); |
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45 | else |
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46 | address = 0; |
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47 | |
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48 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * address : %d",address); |
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49 | Taddress_t bank = address_bank (address); |
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50 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * bank : %d",bank ); |
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51 | |
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52 | // Search loop |
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53 | for (uint32_t j=0; j<_param->_nb_port_read_by_bank; j++) |
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54 | { |
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55 | // find a unbusy port on this bank |
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56 | if (read_port_use[bank][j] == false) |
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57 | { |
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58 | // find !!! |
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59 | read_port_use[bank][j] = true; |
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60 | ack = true; |
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61 | |
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62 | Taddress_t num_reg = address_num_reg (address); |
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63 | |
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64 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * num_reg : %d",num_reg); |
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65 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * bank_port : %d",j); |
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66 | |
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67 | Tdata_t data = reg_DATA[bank][num_reg]; |
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68 | |
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69 | log_printf(TRACE,RegisterFile_Multi_Banked,FUNCTION," * data : %d",data); |
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70 | |
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71 | PORT_WRITE(out_READ_DATA [i], data); |
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72 | |
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73 | break; |
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74 | } |
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75 | } |
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76 | } |
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77 | |
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78 | // Write output |
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79 | PORT_WRITE(out_READ_ACK [i], ack); |
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80 | } |
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81 | |
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82 | log_end(RegisterFile_Multi_Banked,FUNCTION); |
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83 | }; |
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84 | |
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85 | }; // end namespace registerfile_multi_banked |
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86 | }; // end namespace registerfile |
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87 | }; // end namespace generic |
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88 | |
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89 | }; // end namespace behavioural |
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90 | }; // end namespace morpheo |
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91 | #endif |
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92 | //#endif |
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