OTBN Simulation Results

Friday November 14 2025 18:20:34 UTC

GitHub Revision: 53b5e04

Branch: master

Testplan

Simulator: XCELIUM

Test Results

Stage Name Tests Max Job Runtime Simulated Time Passing Total Pass Rate
V1 smoke otbn_smoke 11.000s 898.716us 1 1 100.00
V1 single_binary otbn_single 404.000s 1627.875us 100 100 100.00
V1 csr_hw_reset otbn_csr_hw_reset 5.000s 32.795us 5 5 100.00
V1 csr_rw otbn_csr_rw 10.000s 16.352us 20 20 100.00
V1 csr_bit_bash otbn_csr_bit_bash 6.000s 124.842us 5 5 100.00
V1 csr_aliasing otbn_csr_aliasing 4.000s 17.038us 5 5 100.00
V1 csr_mem_rw_with_rand_reset otbn_csr_mem_rw_with_rand_reset 9.000s 754.439us 20 20 100.00
V1 regwen_csr_and_corresponding_lockable_csr otbn_csr_rw 10.000s 16.352us 20 20 100.00
otbn_csr_aliasing 4.000s 17.038us 5 5 100.00
V1 mem_walk otbn_mem_walk 45.000s 6154.707us 5 5 100.00
V1 mem_partial_access otbn_mem_partial_access 15.000s 249.816us 5 5 100.00
V1 TOTAL 166 166 100.00
V2 reset_recovery otbn_reset 36.000s 159.903us 9 10 90.00
V2 multi_error otbn_multi_err 76.000s 263.637us 1 1 100.00
V2 back_to_back otbn_multi 188.000s 700.292us 9 10 90.00
V2 stress_all otbn_stress_all 97.000s 214.442us 10 10 100.00
V2 lc_escalation otbn_escalate 21.000s 209.624us 59 60 98.33
V2 zero_state_err_urnd otbn_zero_state_err_urnd 9.000s 129.748us 5 5 100.00
V2 sw_errs_fatal_chk otbn_sw_errs_fatal_chk 54.000s 192.245us 10 10 100.00
V2 alert_test otbn_alert_test 5.000s 17.193us 50 50 100.00
V2 intr_test otbn_intr_test 7.000s 28.296us 50 50 100.00
V2 tl_d_oob_addr_access otbn_tl_errors 9.000s 84.393us 20 20 100.00
V2 tl_d_illegal_access otbn_tl_errors 9.000s 84.393us 20 20 100.00
V2 tl_d_outstanding_access otbn_csr_hw_reset 5.000s 32.795us 5 5 100.00
otbn_csr_rw 10.000s 16.352us 20 20 100.00
otbn_csr_aliasing 4.000s 17.038us 5 5 100.00
otbn_same_csr_outstanding 8.000s 34.307us 20 20 100.00
V2 tl_d_partial_access otbn_csr_hw_reset 5.000s 32.795us 5 5 100.00
otbn_csr_rw 10.000s 16.352us 20 20 100.00
otbn_csr_aliasing 4.000s 17.038us 5 5 100.00
otbn_same_csr_outstanding 8.000s 34.307us 20 20 100.00
V2 TOTAL 243 246 98.78
V2S mem_integrity otbn_imem_err 11.000s 41.531us 10 10 100.00
otbn_dmem_err 16.000s 46.051us 15 15 100.00
V2S internal_integrity otbn_alu_bignum_mod_err 24.000s 69.099us 5 5 100.00
otbn_controller_ispr_rdata_err 11.000s 122.132us 5 5 100.00
otbn_mac_bignum_acc_err 21.000s 95.103us 5 5 100.00
otbn_urnd_err 9.000s 52.892us 2 2 100.00
V2S illegal_bus_access otbn_illegal_mem_acc 18.065s 0.000us 4 5 80.00
V2S otbn_mem_gnt_acc_err otbn_mem_gnt_acc_err 7.000s 15.521us 2 2 100.00
V2S otbn_non_sec_partial_wipe otbn_partial_wipe 7.000s 104.234us 10 10 100.00
V2S tl_intg_err otbn_sec_cm 206.000s 3451.680us 2 5 40.00
otbn_tl_intg_err 33.000s 220.653us 20 20 100.00
V2S passthru_mem_tl_intg_err otbn_passthru_mem_tl_intg_err 69.000s 420.405us 18 20 90.00
V2S prim_fsm_check otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S prim_count_check otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S sec_cm_mem_scramble otbn_smoke 11.000s 898.716us 1 1 100.00
V2S sec_cm_data_mem_integrity otbn_dmem_err 16.000s 46.051us 15 15 100.00
V2S sec_cm_instruction_mem_integrity otbn_imem_err 11.000s 41.531us 10 10 100.00
V2S sec_cm_bus_integrity otbn_tl_intg_err 33.000s 220.653us 20 20 100.00
V2S sec_cm_controller_fsm_global_esc otbn_escalate 21.000s 209.624us 59 60 98.33
V2S sec_cm_controller_fsm_local_esc otbn_imem_err 11.000s 41.531us 10 10 100.00
otbn_dmem_err 16.000s 46.051us 15 15 100.00
otbn_zero_state_err_urnd 9.000s 129.748us 5 5 100.00
otbn_illegal_mem_acc 18.065s 0.000us 4 5 80.00
otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S sec_cm_controller_fsm_sparse otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S sec_cm_scramble_key_sideload otbn_single 404.000s 1627.875us 100 100 100.00
V2S sec_cm_scramble_ctrl_fsm_local_esc otbn_imem_err 11.000s 41.531us 10 10 100.00
otbn_dmem_err 16.000s 46.051us 15 15 100.00
otbn_zero_state_err_urnd 9.000s 129.748us 5 5 100.00
otbn_illegal_mem_acc 18.065s 0.000us 4 5 80.00
otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S sec_cm_scramble_ctrl_fsm_sparse otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S sec_cm_start_stop_ctrl_fsm_global_esc otbn_escalate 21.000s 209.624us 59 60 98.33
V2S sec_cm_start_stop_ctrl_fsm_local_esc otbn_imem_err 11.000s 41.531us 10 10 100.00
otbn_dmem_err 16.000s 46.051us 15 15 100.00
otbn_zero_state_err_urnd 9.000s 129.748us 5 5 100.00
otbn_illegal_mem_acc 18.065s 0.000us 4 5 80.00
otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S sec_cm_start_stop_ctrl_fsm_sparse otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S sec_cm_data_reg_sw_sca otbn_single 404.000s 1627.875us 100 100 100.00
V2S sec_cm_ctrl_redun otbn_ctrl_redun 16.000s 80.467us 12 12 100.00
V2S sec_cm_pc_ctrl_flow_redun otbn_pc_ctrl_flow_redun 10.000s 27.348us 5 5 100.00
V2S sec_cm_rnd_bus_consistency otbn_rnd_sec_cm 121.000s 942.455us 5 5 100.00
V2S sec_cm_rnd_rng_digest otbn_rnd_sec_cm 121.000s 942.455us 5 5 100.00
V2S sec_cm_rf_base_data_reg_sw_integrity otbn_rf_base_intg_err 11.000s 35.948us 10 10 100.00
V2S sec_cm_rf_base_data_reg_sw_glitch_detect otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S sec_cm_stack_wr_ptr_ctr_redun otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S sec_cm_rf_bignum_data_reg_sw_integrity otbn_rf_bignum_intg_err 12.000s 69.773us 10 10 100.00
V2S sec_cm_rf_bignum_data_reg_sw_glitch_detect otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S sec_cm_loop_stack_ctr_redun otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S sec_cm_loop_stack_addr_integrity otbn_stack_addr_integ_chk 11.000s 95.001us 5 5 100.00
V2S sec_cm_call_stack_addr_integrity otbn_stack_addr_integ_chk 11.000s 95.001us 5 5 100.00
V2S sec_cm_start_stop_ctrl_state_consistency otbn_sec_wipe_err 25.000s 65.783us 4 7 57.14
V2S sec_cm_data_mem_sec_wipe otbn_single 404.000s 1627.875us 100 100 100.00
V2S sec_cm_instruction_mem_sec_wipe otbn_single 404.000s 1627.875us 100 100 100.00
V2S sec_cm_data_reg_sw_sec_wipe otbn_single 404.000s 1627.875us 100 100 100.00
V2S sec_cm_write_mem_integrity otbn_multi 188.000s 700.292us 9 10 90.00
V2S sec_cm_ctrl_flow_count otbn_single 404.000s 1627.875us 100 100 100.00
V2S sec_cm_ctrl_flow_sca otbn_single 404.000s 1627.875us 100 100 100.00
V2S sec_cm_data_mem_sw_noaccess otbn_sw_no_acc 23.000s 81.847us 5 5 100.00
V2S sec_cm_key_sideload otbn_single 404.000s 1627.875us 100 100 100.00
V2S sec_cm_tlul_fifo_ctr_redun otbn_sec_cm 206.000s 3451.680us 2 5 40.00
V2S TOTAL 154 163 94.48
V3 stress_all_with_rand_reset otbn_stress_all_with_rand_reset 520.000s 2625.385us 2 10 20.00
V3 TOTAL 2 10 20.00
TOTAL 565 585 96.58

Coverage Results

Coverage Dashboard

Score Block Branch Statement Expression Toggle Fsm Assertion CoverGroup
99.01 99.59 95.20 99.67 93.13 93.25 97.44 96.84 100.00

Failure Buckets