[78] | 1 | #ifdef VHDL |
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| 2 | /* |
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| 3 | * $Id: Ifetch_queue_vhdl_declaration.cpp 137 2010-02-16 12:35:48Z 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/Core/Multi_Front_end/Front_end/Ifetch_unit/Ifetch_queue/include/Ifetch_queue.h" |
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| 10 | |
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| 11 | namespace morpheo { |
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| 12 | namespace behavioural { |
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| 13 | namespace core { |
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| 14 | namespace multi_front_end { |
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| 15 | namespace front_end { |
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| 16 | namespace ifetch_unit { |
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| 17 | namespace ifetch_queue { |
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| 18 | |
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| 19 | |
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| 20 | #undef FUNCTION |
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| 21 | #define FUNCTION "Ifetch_queue::vhdl_declaration" |
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| 22 | void Ifetch_queue::vhdl_declaration (Vhdl * & vhdl) |
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| 23 | { |
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| 24 | log_printf(FUNC,Ifetch_queue,FUNCTION,"Begin"); |
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[135] | 25 | |
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| 26 | vhdl->set_constant ("IFETCH_QUEUE_STATE_EMPTY ",IFETCH_QUEUE_STATE_SIZE,IFETCH_QUEUE_STATE_EMPTY); |
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| 27 | // vhdl->set_constant ("IFETCH_QUEUE_STATE_WAIT_REQ ",IFETCH_QUEUE_STATE_SIZE,IFETCH_QUEUE_STATE_WAIT_REQ); |
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| 28 | vhdl->set_constant ("IFETCH_QUEUE_STATE_WAIT_RSP ",IFETCH_QUEUE_STATE_SIZE,IFETCH_QUEUE_STATE_WAIT_RSP); |
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| 29 | vhdl->set_constant ("IFETCH_QUEUE_STATE_HAVE_RSP ",IFETCH_QUEUE_STATE_SIZE,IFETCH_QUEUE_STATE_HAVE_RSP); |
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| 30 | vhdl->set_constant ("IFETCH_QUEUE_STATE_ERROR_WAIT_RSP ",IFETCH_QUEUE_STATE_SIZE,IFETCH_QUEUE_STATE_ERROR_WAIT_RSP); |
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| 31 | |
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| 32 | vhdl->set_constant ("EXCEPTION_IFETCH_NONE ",_param->_size_exception_ifetch,EXCEPTION_IFETCH_NONE); |
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| 33 | vhdl->set_constant ("EXCEPTION_IFETCH_BUS_ERROR ",_param->_size_exception_ifetch,EXCEPTION_IFETCH_BUS_ERROR); |
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| 34 | |
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| 35 | vhdl->set_constant ("ICACHE_ERROR_NONE ",_param->_size_icache_error,ICACHE_ERROR_NONE); |
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| 36 | vhdl->set_constant ("ICACHE_ERROR_BUS_ERROR ",_param->_size_icache_error,ICACHE_ERROR_BUS_ERROR); |
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| 37 | |
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| 38 | if (_param->_size_queue>1) |
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| 39 | { |
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| 40 | vhdl->set_signal ("reg_PTR_READ ", log2(_param->_size_queue)); |
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| 41 | vhdl->set_signal ("reg_PTR_WRITE ", log2(_param->_size_queue)); |
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| 42 | } |
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| 43 | if (_param->_have_port_ifetch_queue_ptr) |
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| 44 | { |
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| 45 | if (_param->_size_queue>1) |
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| 46 | vhdl->set_signal ("reg_PACKET_PTR ", log2(_param->_size_queue)); |
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| 47 | else |
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| 48 | vhdl->set_signal ("reg_PACKET_PTR ", 1); |
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| 49 | } |
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| 50 | |
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| 51 | vhdl->set_signal ("reg_EMPTY ", 1); |
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| 52 | |
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| 53 | vhdl->set_type ("Tcase ","array ("+toString(_param->_nb_instruction-1)+" downto 0) of "+std_logic(_param->_size_instruction)); |
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| 54 | vhdl->set_type ("Tcase_enable ","array ("+toString(_param->_nb_instruction-1)+" downto 0) of std_logic"); |
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| 55 | |
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| 56 | vhdl->set_type ("Tstate ","array ("+toString(_param->_size_queue-1)+" downto 0) of "+std_logic(IFETCH_QUEUE_STATE_SIZE)); |
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| 57 | vhdl->set_signal ("reg_STATE ", "Tstate"); |
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| 58 | |
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| 59 | vhdl->set_type ("Tqueue ","array ("+toString(_param->_size_queue-1)+" downto 0) of Tcase"); |
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| 60 | vhdl->set_signal ("reg_DATA ", "Tqueue"); |
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| 61 | |
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| 62 | vhdl->set_type ("Tenable ","array ("+toString(_param->_size_queue-1)+" downto 0) of Tcase_enable"); |
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| 63 | vhdl->set_signal ("reg_INSTRUCTION_ENABLE ", "Tenable"); |
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[137] | 64 | vhdl->set_type ("Tadress ","array ("+toString(_param->_size_queue-1)+" downto 0) of "+std_logic(_param->_size_instruction_address)); |
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[135] | 65 | vhdl->set_signal ("reg_ADDRESS ", "Tadress"); |
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| 66 | |
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| 67 | if (_param->_have_port_inst_ifetch_ptr) |
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| 68 | { |
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| 69 | vhdl->set_type ("Tinst_ptr ","array ("+toString(_param->_size_queue-1)+" downto 0) of "+std_logic(_param->_size_inst_ifetch_ptr)); |
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| 70 | vhdl->set_signal ("reg_INST_IFETCH_PTR ", "Tinst_ptr"); |
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| 71 | } |
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| 72 | if (_param->_have_port_depth) |
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| 73 | { |
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| 74 | vhdl->set_type ("Tbranch ","array ("+toString(_param->_size_queue-1)+" downto 0) of "+std_logic(_param->_size_depth)); |
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| 75 | vhdl->set_signal ("reg_BRANCH_UPDATE_PREDICTION_ID ", "Tbranch"); |
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| 76 | } |
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| 77 | vhdl->set_type ("Tbranch_state ","array ("+toString(_param->_size_queue-1)+" downto 0) of "+std_logic(_param->_size_branch_state)); |
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| 78 | vhdl->set_signal ("reg_BRANCH_STATE ", "Tbranch_state"); |
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| 79 | vhdl->set_type ("Texception ","array ("+toString(_param->_size_queue-1)+" downto 0) of "+std_logic(_param->_size_exception_ifetch)); |
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| 80 | vhdl->set_signal ("reg_EXCEPTION ", "Texception"); |
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| 81 | |
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| 82 | for (uint32_t i=0; i<_param->_nb_instruction; ++i) |
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| 83 | vhdl->set_signal ("internal_DECOD_"+toString(i)+"_VAL ", 1); |
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| 84 | vhdl->set_signal ("internal_ADDRESS_ACK ", 1); |
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| 85 | vhdl->set_signal ("internal_ICACHE_RSP_ACK ", 1); |
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| 86 | vhdl->set_signal ("internal_EVENT_RESET_ACK ", 1); |
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| 87 | if(_param->_have_port_ifetch_queue_ptr) |
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| 88 | vhdl->set_signal ("internal_ICACHE_RSP_PACKET_ID ", _param->_size_ifetch_queue_ptr); |
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| 89 | vhdl->set_signal ("internal_ack ", 1); |
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| 90 | |
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[78] | 91 | log_printf(FUNC,Ifetch_queue,FUNCTION,"End"); |
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| 92 | }; |
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| 93 | |
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| 94 | }; // end namespace ifetch_queue |
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| 95 | }; // end namespace ifetch_unit |
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| 96 | }; // end namespace front_end |
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| 97 | }; // end namespace multi_front_end |
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| 98 | }; // end namespace core |
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| 99 | |
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| 100 | }; // end namespace behavioural |
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| 101 | }; // end namespace morpheo |
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| 102 | #endif |
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