OTBN Simulation Results

Friday November 28 2025 17:08:43 UTC

GitHub Revision: 1ac1583

Branch: master

Testplan

Simulator: XCELIUM

Test Results

Stage Name Tests Max Job Runtime Simulated Time Passing Total Pass Rate
V1 smoke otbn_smoke 12.000s 40.237us 1 1 100.00
V1 single_binary otbn_single 391.000s 1291.917us 100 100 100.00
V1 csr_hw_reset otbn_csr_hw_reset 6.000s 23.705us 5 5 100.00
V1 csr_rw otbn_csr_rw 5.000s 14.694us 20 20 100.00
V1 csr_bit_bash otbn_csr_bit_bash 6.000s 66.060us 5 5 100.00
V1 csr_aliasing otbn_csr_aliasing 4.000s 25.376us 5 5 100.00
V1 csr_mem_rw_with_rand_reset otbn_csr_mem_rw_with_rand_reset 11.000s 39.330us 20 20 100.00
V1 regwen_csr_and_corresponding_lockable_csr otbn_csr_rw 5.000s 14.694us 20 20 100.00
otbn_csr_aliasing 4.000s 25.376us 5 5 100.00
V1 mem_walk otbn_mem_walk 43.000s 4950.623us 5 5 100.00
V1 mem_partial_access otbn_mem_partial_access 17.000s 374.534us 5 5 100.00
V1 TOTAL 166 166 100.00
V2 reset_recovery otbn_reset 41.000s 184.449us 10 10 100.00
V2 multi_error otbn_multi_err 48.000s 639.863us 1 1 100.00
V2 back_to_back otbn_multi 561.000s 1972.702us 10 10 100.00
V2 stress_all otbn_stress_all 112.000s 333.939us 10 10 100.00
V2 lc_escalation otbn_escalate 74.000s 312.425us 59 60 98.33
V2 zero_state_err_urnd otbn_zero_state_err_urnd 12.000s 24.994us 5 5 100.00
V2 sw_errs_fatal_chk otbn_sw_errs_fatal_chk 217.000s 821.142us 10 10 100.00
V2 alert_test otbn_alert_test 7.000s 33.180us 50 50 100.00
V2 intr_test otbn_intr_test 6.000s 23.600us 50 50 100.00
V2 tl_d_oob_addr_access otbn_tl_errors 7.000s 617.673us 20 20 100.00
V2 tl_d_illegal_access otbn_tl_errors 7.000s 617.673us 20 20 100.00
V2 tl_d_outstanding_access otbn_csr_hw_reset 6.000s 23.705us 5 5 100.00
otbn_csr_rw 5.000s 14.694us 20 20 100.00
otbn_csr_aliasing 4.000s 25.376us 5 5 100.00
otbn_same_csr_outstanding 10.000s 47.001us 20 20 100.00
V2 tl_d_partial_access otbn_csr_hw_reset 6.000s 23.705us 5 5 100.00
otbn_csr_rw 5.000s 14.694us 20 20 100.00
otbn_csr_aliasing 4.000s 25.376us 5 5 100.00
otbn_same_csr_outstanding 10.000s 47.001us 20 20 100.00
V2 TOTAL 245 246 99.59
V2S mem_integrity otbn_imem_err 20.000s 62.914us 10 10 100.00
otbn_dmem_err 14.158s 0.000us 14 15 93.33
V2S internal_integrity otbn_alu_bignum_mod_err 16.000s 40.946us 5 5 100.00
otbn_controller_ispr_rdata_err 15.000s 71.938us 5 5 100.00
otbn_mac_bignum_acc_err 95.000s 1750.647us 5 5 100.00
otbn_urnd_err 9.000s 39.701us 2 2 100.00
V2S illegal_bus_access otbn_illegal_mem_acc 9.000s 17.701us 5 5 100.00
V2S otbn_mem_gnt_acc_err otbn_mem_gnt_acc_err 10.000s 39.653us 2 2 100.00
V2S otbn_non_sec_partial_wipe otbn_partial_wipe 10.000s 42.285us 10 10 100.00
V2S tl_intg_err otbn_sec_cm 480.000s 2168.791us 2 5 40.00
otbn_tl_intg_err 30.000s 181.452us 20 20 100.00
V2S passthru_mem_tl_intg_err otbn_passthru_mem_tl_intg_err 36.000s 243.948us 16 20 80.00
V2S prim_fsm_check otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S prim_count_check otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S sec_cm_mem_scramble otbn_smoke 12.000s 40.237us 1 1 100.00
V2S sec_cm_data_mem_integrity otbn_dmem_err 14.158s 0.000us 14 15 93.33
V2S sec_cm_instruction_mem_integrity otbn_imem_err 20.000s 62.914us 10 10 100.00
V2S sec_cm_bus_integrity otbn_tl_intg_err 30.000s 181.452us 20 20 100.00
V2S sec_cm_controller_fsm_global_esc otbn_escalate 74.000s 312.425us 59 60 98.33
V2S sec_cm_controller_fsm_local_esc otbn_imem_err 20.000s 62.914us 10 10 100.00
otbn_dmem_err 14.158s 0.000us 14 15 93.33
otbn_zero_state_err_urnd 12.000s 24.994us 5 5 100.00
otbn_illegal_mem_acc 9.000s 17.701us 5 5 100.00
otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S sec_cm_controller_fsm_sparse otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S sec_cm_scramble_key_sideload otbn_single 391.000s 1291.917us 100 100 100.00
V2S sec_cm_scramble_ctrl_fsm_local_esc otbn_imem_err 20.000s 62.914us 10 10 100.00
otbn_dmem_err 14.158s 0.000us 14 15 93.33
otbn_zero_state_err_urnd 12.000s 24.994us 5 5 100.00
otbn_illegal_mem_acc 9.000s 17.701us 5 5 100.00
otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S sec_cm_scramble_ctrl_fsm_sparse otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S sec_cm_start_stop_ctrl_fsm_global_esc otbn_escalate 74.000s 312.425us 59 60 98.33
V2S sec_cm_start_stop_ctrl_fsm_local_esc otbn_imem_err 20.000s 62.914us 10 10 100.00
otbn_dmem_err 14.158s 0.000us 14 15 93.33
otbn_zero_state_err_urnd 12.000s 24.994us 5 5 100.00
otbn_illegal_mem_acc 9.000s 17.701us 5 5 100.00
otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S sec_cm_start_stop_ctrl_fsm_sparse otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S sec_cm_data_reg_sw_sca otbn_single 391.000s 1291.917us 100 100 100.00
V2S sec_cm_ctrl_redun otbn_ctrl_redun 11.000s 634.873us 11 12 91.67
V2S sec_cm_pc_ctrl_flow_redun otbn_pc_ctrl_flow_redun 11.360s 0.000us 4 5 80.00
V2S sec_cm_rnd_bus_consistency otbn_rnd_sec_cm 115.000s 1065.677us 5 5 100.00
V2S sec_cm_rnd_rng_digest otbn_rnd_sec_cm 115.000s 1065.677us 5 5 100.00
V2S sec_cm_rf_base_data_reg_sw_integrity otbn_rf_base_intg_err 12.000s 21.534us 10 10 100.00
V2S sec_cm_rf_base_data_reg_sw_glitch_detect otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S sec_cm_stack_wr_ptr_ctr_redun otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S sec_cm_rf_bignum_data_reg_sw_integrity otbn_rf_bignum_intg_err 14.000s 58.442us 10 10 100.00
V2S sec_cm_rf_bignum_data_reg_sw_glitch_detect otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S sec_cm_loop_stack_ctr_redun otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S sec_cm_loop_stack_addr_integrity otbn_stack_addr_integ_chk 12.000s 109.035us 5 5 100.00
V2S sec_cm_call_stack_addr_integrity otbn_stack_addr_integ_chk 12.000s 109.035us 5 5 100.00
V2S sec_cm_start_stop_ctrl_state_consistency otbn_sec_wipe_err 10.000s 25.041us 5 7 71.43
V2S sec_cm_data_mem_sec_wipe otbn_single 391.000s 1291.917us 100 100 100.00
V2S sec_cm_instruction_mem_sec_wipe otbn_single 391.000s 1291.917us 100 100 100.00
V2S sec_cm_data_reg_sw_sec_wipe otbn_single 391.000s 1291.917us 100 100 100.00
V2S sec_cm_write_mem_integrity otbn_multi 561.000s 1972.702us 10 10 100.00
V2S sec_cm_ctrl_flow_count otbn_single 391.000s 1291.917us 100 100 100.00
V2S sec_cm_ctrl_flow_sca otbn_single 391.000s 1291.917us 100 100 100.00
V2S sec_cm_data_mem_sw_noaccess otbn_sw_no_acc 11.000s 32.936us 5 5 100.00
V2S sec_cm_key_sideload otbn_single 391.000s 1291.917us 100 100 100.00
V2S sec_cm_tlul_fifo_ctr_redun otbn_sec_cm 480.000s 2168.791us 2 5 40.00
V2S TOTAL 151 163 92.64
V3 stress_all_with_rand_reset otbn_stress_all_with_rand_reset 349.000s 1202.229us 1 10 10.00
V3 TOTAL 1 10 10.00
TOTAL 563 585 96.24

Coverage Results

Coverage Dashboard

Score Block Branch Statement Expression Toggle Fsm Assertion CoverGroup
98.95 99.56 94.71 99.65 92.93 93.66 97.44 89.83 99.57

Failure Buckets