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Waive verilator warnings about unused addr bits in simulator_ctrl.sv

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Rupert Swarbrick 2020-03-02 11:03:04 +00:00 • committed by Rupert Swarbrick
parent debc8e1379
commit ec993fc6e9
1 changed files with 12 additions and 0 deletions
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12
lint/verilator_waiver.vlt
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@ -39,6 +39,18 @@ lint_off -rule UNUSED -file "*/rtl/ibex_multdiv_fast.sv" -match "*mac_res_ext*"
// cleaner to write all bits even if not all are used
lint_off -rule UNUSED -file "*/rtl/ibex_multdiv_fast.sv" -match "*'res_adder_h'[32]*"
// Bits of signal are not used: be_i[3:1]
// Bits of signal are not used: addr_i[31:10,1:0]
// Bits of signal are not used: wdata_i[31:8]
//
// simulator_ctrl exposes a 32-bit write-only interface to its control
// registers, but actually only looks at the bottom byte and rounds addresses
// down to be 4-byte aligned.
//
lint_off -rule UNUSED -file "*/rtl/sim/simulator_ctrl.sv" -match "*'be_i'[3:1]*"
lint_off -rule UNUSED -file "*/rtl/sim/simulator_ctrl.sv" -match "*'addr_i'[31:10,1:0]*"
lint_off -rule UNUSED -file "*/rtl/sim/simulator_ctrl.sv" -match "*'wdata_i'[31:8]*"
// Signal is not used: test_en_i
// testability signal
lint_off -rule UNUSED -file "*/rtl/ibex_register_file_ff.sv" -match "*test_en_i*"