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-- #################################################################################################
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-- #################################################################################################
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-- # << NEORV32 - CPU Top Entity >> #
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-- # << NEORV32 - CPU Top Entity >> #
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-- # ********************************************************************************************* #
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-- # ********************************************************************************************* #
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-- # Top NEORV32 CPU: #
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-- # Top NEORV32 CPU: #
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-- # * neorv32_cpu_alu: Arithemtic/logic unit #
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-- # * neorv32_cpu.vhd : CPU top entity #
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-- # * neorv32_cpu_ctrl: CPU control and CSR system #
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-- # * neorv32_cpu_alu.vhd : Arithmetic/logic unit #
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-- # * neorv32_cpu_decompressor: Compressed instructions decoder #
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-- # * neorv32_cpu_bus.vhd : Instruction and data bus interface unit #
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-- # * neorv32_cpu_bus: Instruction and data bus interface unit #
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-- # * neorv32_cpu_cp_muldiv.vhd : MULDIV co-processor #
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-- # * neorv32_cpu_cp_muldiv: MULDIV co-processor #
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-- # * neorv32_cpu_ctrl.vhd : CPU control and CSR system #
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-- # * neorv32_cpu_regfile: Data register file #
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-- # * neorv32_cpu_decompressor.vhd : Compressed instructions decoder #
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-- # * neorv32_cpu_regfile.vhd : Data register file #
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-- # ********************************************************************************************* #
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-- # ********************************************************************************************* #
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-- # BSD 3-Clause License #
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-- # BSD 3-Clause License #
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-- # #
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-- # #
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-- # Copyright (c) 2020, Stephan Nolting. All rights reserved. #
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-- # Copyright (c) 2020, Stephan Nolting. All rights reserved. #
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-- # #
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-- # #
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ctrl_i => ctrl, -- main control bus
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ctrl_i => ctrl, -- main control bus
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-- data input --
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-- data input --
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mem_i => rdata, -- memory read data
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mem_i => rdata, -- memory read data
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alu_i => alu_res, -- ALU result
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alu_i => alu_res, -- ALU result
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csr_i => csr_rdata, -- CSR read data
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csr_i => csr_rdata, -- CSR read data
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pc_i => next_pc, -- next pc
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pc_i => next_pc, -- next pc (for linking)
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-- data output --
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-- data output --
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rs1_o => rs1, -- operand 1
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rs1_o => rs1, -- operand 1
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rs2_o => rs2 -- operand 2
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rs2_o => rs2 -- operand 2
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);
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);
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