OTBN Simulation Results

Monday September 01 2025 16:38:37 UTC

GitHub Revision: 9bb489f

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	153.883us	1	1	100.00
V1	single_binary	otbn_single	13.000s	37.775us	1	1	100.00
V1	csr_hw_reset	otbn_csr_hw_reset	5.000s	80.862us	1	1	100.00
V1	csr_rw	otbn_csr_rw	5.000s	49.640us	1	1	100.00
V1	csr_bit_bash	otbn_csr_bit_bash	6.000s	221.202us	1	1	100.00
V1	csr_aliasing	otbn_csr_aliasing	6.000s	18.642us	1	1	100.00
V1	csr_mem_rw_with_rand_reset	otbn_csr_mem_rw_with_rand_reset	6.000s	36.134us	1	1	100.00
V1	regwen_csr_and_corresponding_lockable_csr	otbn_csr_rw	5.000s	49.640us	1	1	100.00
		otbn_csr_aliasing	6.000s	18.642us	1	1	100.00
V1	mem_walk	otbn_mem_walk	36.000s	2.568ms	1	1	100.00
V1	mem_partial_access	otbn_mem_partial_access	19.000s	445.994us	1	1	100.00
V1		TOTAL			9	9	100.00
V2	reset_recovery	otbn_reset	26.000s	162.489us	1	1	100.00
V2	multi_error	otbn_multi_err	3.033m	705.262us	1	1	100.00
V2	back_to_back	otbn_multi	35.000s	382.654us	1	1	100.00
V2	stress_all	otbn_stress_all	1.183m	854.730us	1	1	100.00
V2	lc_escalation	otbn_escalate	11.000s	40.770us	1	1	100.00
V2	zero_state_err_urnd	otbn_zero_state_err_urnd	6.000s	19.121us	1	1	100.00
V2	sw_errs_fatal_chk	otbn_sw_errs_fatal_chk	7.000s	37.126us	1	1	100.00
V2	alert_test	otbn_alert_test	5.000s	16.819us	1	1	100.00
V2	intr_test	otbn_intr_test	4.000s	50.848us	1	1	100.00
V2	tl_d_oob_addr_access	otbn_tl_errors	6.000s	43.552us	1	1	100.00
V2	tl_d_illegal_access	otbn_tl_errors	6.000s	43.552us	1	1	100.00
V2	tl_d_outstanding_access	otbn_csr_hw_reset	5.000s	80.862us	1	1	100.00
		otbn_csr_rw	5.000s	49.640us	1	1	100.00
		otbn_csr_aliasing	6.000s	18.642us	1	1	100.00
		otbn_same_csr_outstanding	5.000s	425.875us	1	1	100.00
V2	tl_d_partial_access	otbn_csr_hw_reset	5.000s	80.862us	1	1	100.00
		otbn_csr_rw	5.000s	49.640us	1	1	100.00
		otbn_csr_aliasing	6.000s	18.642us	1	1	100.00
		otbn_same_csr_outstanding	5.000s	425.875us	1	1	100.00
V2		TOTAL			11	11	100.00
V2S	mem_integrity	otbn_imem_err	8.000s	17.488us	1	1	100.00
		otbn_dmem_err	8.000s	57.013us	1	1	100.00
V2S	internal_integrity	otbn_alu_bignum_mod_err	9.000s	226.148us	1	1	100.00
		otbn_controller_ispr_rdata_err	13.000s	56.694us	1	1	100.00
		otbn_mac_bignum_acc_err	7.000s	80.636us	1	1	100.00
		otbn_urnd_err	6.000s	13.715us	1	1	100.00
V2S	illegal_bus_access	otbn_illegal_mem_acc	8.000s	27.582us	1	1	100.00
V2S	otbn_mem_gnt_acc_err	otbn_mem_gnt_acc_err	6.000s	58.766us	1	1	100.00
V2S	otbn_non_sec_partial_wipe	otbn_partial_wipe	8.000s	26.593us	1	1	100.00
V2S	tl_intg_err	otbn_sec_cm	3.150m	2.228ms	1	1	100.00
		otbn_tl_intg_err	18.000s	450.601us	1	1	100.00
V2S	passthru_mem_tl_intg_err	otbn_passthru_mem_tl_intg_err	21.000s	1.020ms	1	1	100.00
V2S	prim_fsm_check	otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	prim_count_check	otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	sec_cm_mem_scramble	otbn_smoke	11.000s	153.883us	1	1	100.00
V2S	sec_cm_data_mem_integrity	otbn_dmem_err	8.000s	57.013us	1	1	100.00
V2S	sec_cm_instruction_mem_integrity	otbn_imem_err	8.000s	17.488us	1	1	100.00
V2S	sec_cm_bus_integrity	otbn_tl_intg_err	18.000s	450.601us	1	1	100.00
V2S	sec_cm_controller_fsm_global_esc	otbn_escalate	11.000s	40.770us	1	1	100.00
V2S	sec_cm_controller_fsm_local_esc	otbn_imem_err	8.000s	17.488us	1	1	100.00
		otbn_dmem_err	8.000s	57.013us	1	1	100.00
		otbn_zero_state_err_urnd	6.000s	19.121us	1	1	100.00
		otbn_illegal_mem_acc	8.000s	27.582us	1	1	100.00
		otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	sec_cm_controller_fsm_sparse	otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	sec_cm_scramble_key_sideload	otbn_single	13.000s	37.775us	1	1	100.00
V2S	sec_cm_scramble_ctrl_fsm_local_esc	otbn_imem_err	8.000s	17.488us	1	1	100.00
		otbn_dmem_err	8.000s	57.013us	1	1	100.00
		otbn_zero_state_err_urnd	6.000s	19.121us	1	1	100.00
		otbn_illegal_mem_acc	8.000s	27.582us	1	1	100.00
		otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	sec_cm_scramble_ctrl_fsm_sparse	otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	sec_cm_start_stop_ctrl_fsm_global_esc	otbn_escalate	11.000s	40.770us	1	1	100.00
V2S	sec_cm_start_stop_ctrl_fsm_local_esc	otbn_imem_err	8.000s	17.488us	1	1	100.00
		otbn_dmem_err	8.000s	57.013us	1	1	100.00
		otbn_zero_state_err_urnd	6.000s	19.121us	1	1	100.00
		otbn_illegal_mem_acc	8.000s	27.582us	1	1	100.00
		otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	sec_cm_start_stop_ctrl_fsm_sparse	otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	sec_cm_data_reg_sw_sca	otbn_single	13.000s	37.775us	1	1	100.00
V2S	sec_cm_ctrl_redun	otbn_ctrl_redun	5.000s	29.029us	1	1	100.00
V2S	sec_cm_pc_ctrl_flow_redun	otbn_pc_ctrl_flow_redun	9.000s	26.548us	1	1	100.00
V2S	sec_cm_rnd_bus_consistency	otbn_rnd_sec_cm	27.000s	246.286us	1	1	100.00
V2S	sec_cm_rnd_rng_digest	otbn_rnd_sec_cm	27.000s	246.286us	1	1	100.00
V2S	sec_cm_rf_base_data_reg_sw_integrity	otbn_rf_base_intg_err	9.000s	36.868us	1	1	100.00
V2S	sec_cm_rf_base_data_reg_sw_glitch_detect	otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	sec_cm_stack_wr_ptr_ctr_redun	otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	sec_cm_rf_bignum_data_reg_sw_integrity	otbn_rf_bignum_intg_err	8.000s	116.905us	1	1	100.00
V2S	sec_cm_rf_bignum_data_reg_sw_glitch_detect	otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	sec_cm_loop_stack_ctr_redun	otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S	sec_cm_loop_stack_addr_integrity	otbn_stack_addr_integ_chk	7.000s	46.530us	1	1	100.00
V2S	sec_cm_call_stack_addr_integrity	otbn_stack_addr_integ_chk	7.000s	46.530us	1	1	100.00
V2S	sec_cm_start_stop_ctrl_state_consistency	otbn_sec_wipe_err	5.000s	24.872us	1	1	100.00
V2S	sec_cm_data_mem_sec_wipe	otbn_single	13.000s	37.775us	1	1	100.00
V2S	sec_cm_instruction_mem_sec_wipe	otbn_single	13.000s	37.775us	1	1	100.00
V2S	sec_cm_data_reg_sw_sec_wipe	otbn_single	13.000s	37.775us	1	1	100.00
V2S	sec_cm_write_mem_integrity	otbn_multi	35.000s	382.654us	1	1	100.00
V2S	sec_cm_ctrl_flow_count	otbn_single	13.000s	37.775us	1	1	100.00
V2S	sec_cm_ctrl_flow_sca	otbn_single	13.000s	37.775us	1	1	100.00
V2S	sec_cm_data_mem_sw_noaccess	otbn_sw_no_acc	16.000s	121.714us	1	1	100.00
V2S	sec_cm_key_sideload	otbn_single	13.000s	37.775us	1	1	100.00
V2S	sec_cm_tlul_fifo_ctr_redun	otbn_sec_cm	3.150m	2.228ms	1	1	100.00
V2S		TOTAL			20	20	100.00
V3	stress_all_with_rand_reset	otbn_stress_all_with_rand_reset	3.217m	1.171ms	0	1	0.00
V3		TOTAL			0	1	0.00
		TOTAL			40	41	97.56

Failure Buckets

• UVM_ERROR (cip_base_vseq.sv:946) [otbn_common_vseq] Check failed (!has_outstanding_access()) Waited * cycles to issue a reset with no outstanding accesses. has 1 failures:
  • Test otbn_stress_all_with_rand_reset has 1 failures.

    • 0.otbn_stress_all_with_rand_reset.69543399666073138038799915488214804599498044043584639441298015173967703757689
      Line 229, in log /nightly/current_run/scratch/master/otbn-sim-xcelium/0.otbn_stress_all_with_rand_reset/latest/run.log

        UVM_ERROR @ 1171214003 ps: (cip_base_vseq.sv:946) [uvm_test_top.env.virtual_sequencer.otbn_common_vseq] Check failed (!has_outstanding_access()) Waited 10000 cycles to issue a reset with no outstanding accesses.
        UVM_INFO @ 1171214003 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---