| Line 63... |
Line 63... |
CPU_EXTENSION_RISCV_Zicsr : boolean := true; -- implement CSR system?
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CPU_EXTENSION_RISCV_Zicsr : boolean := true; -- implement CSR system?
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CPU_EXTENSION_RISCV_Zicntr : boolean := true; -- implement base counters?
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CPU_EXTENSION_RISCV_Zicntr : boolean := true; -- implement base counters?
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CPU_EXTENSION_RISCV_Zihpm : boolean := false; -- implement hardware performance monitors?
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CPU_EXTENSION_RISCV_Zihpm : boolean := false; -- implement hardware performance monitors?
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CPU_EXTENSION_RISCV_Zifencei : boolean := false; -- implement instruction stream sync.?
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CPU_EXTENSION_RISCV_Zifencei : boolean := false; -- implement instruction stream sync.?
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CPU_EXTENSION_RISCV_Zmmul : boolean := false; -- implement multiply-only M sub-extension?
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CPU_EXTENSION_RISCV_Zmmul : boolean := false; -- implement multiply-only M sub-extension?
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CPU_EXTENSION_RISCV_Zxcfu : boolean := false; -- implement custom (instr.) functions unit?
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-- Extension Options --
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-- Extension Options --
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FAST_MUL_EN : boolean := false; -- use DSPs for M extension's multiplier
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FAST_MUL_EN : boolean := false; -- use DSPs for M extension's multiplier
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FAST_SHIFT_EN : boolean := false; -- use barrel shifter for shift operations
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FAST_SHIFT_EN : boolean := false; -- use barrel shifter for shift operations
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CPU_CNT_WIDTH : natural := 64; -- total width of CPU cycle and instret counters (0..64)
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CPU_CNT_WIDTH : natural := 64; -- total width of CPU cycle and instret counters (0..64)
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| Line 257... |
Line 258... |
CPU_EXTENSION_RISCV_Zicsr => CPU_EXTENSION_RISCV_Zicsr,
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CPU_EXTENSION_RISCV_Zicsr => CPU_EXTENSION_RISCV_Zicsr,
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CPU_EXTENSION_RISCV_Zicntr => CPU_EXTENSION_RISCV_Zicntr,
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CPU_EXTENSION_RISCV_Zicntr => CPU_EXTENSION_RISCV_Zicntr,
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CPU_EXTENSION_RISCV_Zihpm => CPU_EXTENSION_RISCV_Zihpm,
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CPU_EXTENSION_RISCV_Zihpm => CPU_EXTENSION_RISCV_Zihpm,
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CPU_EXTENSION_RISCV_Zifencei => CPU_EXTENSION_RISCV_Zifencei,
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CPU_EXTENSION_RISCV_Zifencei => CPU_EXTENSION_RISCV_Zifencei,
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CPU_EXTENSION_RISCV_Zmmul => CPU_EXTENSION_RISCV_Zmmul,
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CPU_EXTENSION_RISCV_Zmmul => CPU_EXTENSION_RISCV_Zmmul,
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CPU_EXTENSION_RISCV_Zxcfu => CPU_EXTENSION_RISCV_Zxcfu,
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-- Extension Options --
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-- Extension Options --
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FAST_MUL_EN => FAST_MUL_EN,
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FAST_MUL_EN => FAST_MUL_EN,
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FAST_SHIFT_EN => FAST_SHIFT_EN,
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FAST_SHIFT_EN => FAST_SHIFT_EN,
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CPU_CNT_WIDTH => CPU_CNT_WIDTH,
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CPU_CNT_WIDTH => CPU_CNT_WIDTH,
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