OTBN Simulation Results

Tuesday June 10 2025 19:38:48 UTC

GitHub Revision: a2f86af

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	70.580us	1	1	100.00
V1	single_binary	otbn_single	11.000s	91.464us	1	1	100.00
V1	csr_hw_reset	otbn_csr_hw_reset	6.000s	19.158us	1	1	100.00
V1	csr_rw	otbn_csr_rw	6.000s	24.549us	1	1	100.00
V1	csr_bit_bash	otbn_csr_bit_bash	7.000s	33.621us	1	1	100.00
V1	csr_aliasing	otbn_csr_aliasing	6.000s	17.995us	1	1	100.00
V1	csr_mem_rw_with_rand_reset	otbn_csr_mem_rw_with_rand_reset	7.000s	273.093us	1	1	100.00
V1	regwen_csr_and_corresponding_lockable_csr	otbn_csr_rw	6.000s	24.549us	1	1	100.00
		otbn_csr_aliasing	6.000s	17.995us	1	1	100.00
V1	mem_walk	otbn_mem_walk	19.000s	889.976us	1	1	100.00
V1	mem_partial_access	otbn_mem_partial_access	10.000s	433.163us	1	1	100.00
V1		TOTAL			9	9	100.00
V2	reset_recovery	otbn_reset	33.000s	542.648us	1	1	100.00
V2	multi_error	otbn_multi_err	41.000s	163.295us	1	1	100.00
V2	back_to_back	otbn_multi	18.000s	53.654us	1	1	100.00
V2	stress_all	otbn_stress_all	30.000s	103.352us	1	1	100.00
V2	lc_escalation	otbn_escalate	9.000s	82.418us	1	1	100.00
V2	zero_state_err_urnd	otbn_zero_state_err_urnd	7.000s	39.656us	1	1	100.00
V2	sw_errs_fatal_chk	otbn_sw_errs_fatal_chk	10.000s	129.157us	1	1	100.00
V2	alert_test	otbn_alert_test	6.000s	28.993us	1	1	100.00
V2	intr_test	otbn_intr_test	6.000s	38.466us	1	1	100.00
V2	tl_d_oob_addr_access	otbn_tl_errors	8.000s	349.243us	1	1	100.00
V2	tl_d_illegal_access	otbn_tl_errors	8.000s	349.243us	1	1	100.00
V2	tl_d_outstanding_access	otbn_csr_hw_reset	6.000s	19.158us	1	1	100.00
		otbn_csr_rw	6.000s	24.549us	1	1	100.00
		otbn_csr_aliasing	6.000s	17.995us	1	1	100.00
		otbn_same_csr_outstanding	11.000s	51.631us	1	1	100.00
V2	tl_d_partial_access	otbn_csr_hw_reset	6.000s	19.158us	1	1	100.00
		otbn_csr_rw	6.000s	24.549us	1	1	100.00
		otbn_csr_aliasing	6.000s	17.995us	1	1	100.00
		otbn_same_csr_outstanding	11.000s	51.631us	1	1	100.00
V2		TOTAL			11	11	100.00
V2S	mem_integrity	otbn_imem_err	10.000s	21.635us	1	1	100.00
		otbn_dmem_err	10.000s	66.340us	1	1	100.00
V2S	internal_integrity	otbn_alu_bignum_mod_err	18.000s	71.150us	1	1	100.00
		otbn_controller_ispr_rdata_err	11.000s	208.300us	1	1	100.00
		otbn_mac_bignum_acc_err	10.000s	54.248us	1	1	100.00
		otbn_urnd_err	6.000s	16.285us	1	1	100.00
V2S	illegal_bus_access	otbn_illegal_mem_acc	7.000s	66.702us	1	1	100.00
V2S	otbn_mem_gnt_acc_err	otbn_mem_gnt_acc_err	8.000s	68.309us	1	1	100.00
V2S	otbn_non_sec_partial_wipe	otbn_partial_wipe	7.000s	45.497us	1	1	100.00
V2S	tl_intg_err	otbn_sec_cm	3.167m	2.080ms	1	1	100.00
		otbn_tl_intg_err	16.000s	290.135us	1	1	100.00
V2S	passthru_mem_tl_intg_err	otbn_passthru_mem_tl_intg_err	13.000s	167.770us	1	1	100.00
V2S	prim_fsm_check	otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	prim_count_check	otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	sec_cm_mem_scramble	otbn_smoke	11.000s	70.580us	1	1	100.00
V2S	sec_cm_data_mem_integrity	otbn_dmem_err	10.000s	66.340us	1	1	100.00
V2S	sec_cm_instruction_mem_integrity	otbn_imem_err	10.000s	21.635us	1	1	100.00
V2S	sec_cm_bus_integrity	otbn_tl_intg_err	16.000s	290.135us	1	1	100.00
V2S	sec_cm_controller_fsm_global_esc	otbn_escalate	9.000s	82.418us	1	1	100.00
V2S	sec_cm_controller_fsm_local_esc	otbn_imem_err	10.000s	21.635us	1	1	100.00
		otbn_dmem_err	10.000s	66.340us	1	1	100.00
		otbn_zero_state_err_urnd	7.000s	39.656us	1	1	100.00
		otbn_illegal_mem_acc	7.000s	66.702us	1	1	100.00
		otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	sec_cm_controller_fsm_sparse	otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	sec_cm_scramble_key_sideload	otbn_single	11.000s	91.464us	1	1	100.00
V2S	sec_cm_scramble_ctrl_fsm_local_esc	otbn_imem_err	10.000s	21.635us	1	1	100.00
		otbn_dmem_err	10.000s	66.340us	1	1	100.00
		otbn_zero_state_err_urnd	7.000s	39.656us	1	1	100.00
		otbn_illegal_mem_acc	7.000s	66.702us	1	1	100.00
		otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	sec_cm_scramble_ctrl_fsm_sparse	otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	sec_cm_start_stop_ctrl_fsm_global_esc	otbn_escalate	9.000s	82.418us	1	1	100.00
V2S	sec_cm_start_stop_ctrl_fsm_local_esc	otbn_imem_err	10.000s	21.635us	1	1	100.00
		otbn_dmem_err	10.000s	66.340us	1	1	100.00
		otbn_zero_state_err_urnd	7.000s	39.656us	1	1	100.00
		otbn_illegal_mem_acc	7.000s	66.702us	1	1	100.00
		otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	sec_cm_start_stop_ctrl_fsm_sparse	otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	sec_cm_data_reg_sw_sca	otbn_single	11.000s	91.464us	1	1	100.00
V2S	sec_cm_ctrl_redun	otbn_ctrl_redun	11.000s	90.481us	1	1	100.00
V2S	sec_cm_pc_ctrl_flow_redun	otbn_pc_ctrl_flow_redun	8.000s	21.121us	1	1	100.00
V2S	sec_cm_rnd_bus_consistency	otbn_rnd_sec_cm	27.000s	512.287us	1	1	100.00
V2S	sec_cm_rnd_rng_digest	otbn_rnd_sec_cm	27.000s	512.287us	1	1	100.00
V2S	sec_cm_rf_base_data_reg_sw_integrity	otbn_rf_base_intg_err	9.000s	30.803us	1	1	100.00
V2S	sec_cm_rf_base_data_reg_sw_glitch_detect	otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	sec_cm_stack_wr_ptr_ctr_redun	otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	sec_cm_rf_bignum_data_reg_sw_integrity	otbn_rf_bignum_intg_err	12.000s	70.841us	1	1	100.00
V2S	sec_cm_rf_bignum_data_reg_sw_glitch_detect	otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	sec_cm_loop_stack_ctr_redun	otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S	sec_cm_loop_stack_addr_integrity	otbn_stack_addr_integ_chk	9.000s	22.538us	1	1	100.00
V2S	sec_cm_call_stack_addr_integrity	otbn_stack_addr_integ_chk	9.000s	22.538us	1	1	100.00
V2S	sec_cm_start_stop_ctrl_state_consistency	otbn_sec_wipe_err	7.000s	10.179us	1	1	100.00
V2S	sec_cm_data_mem_sec_wipe	otbn_single	11.000s	91.464us	1	1	100.00
V2S	sec_cm_instruction_mem_sec_wipe	otbn_single	11.000s	91.464us	1	1	100.00
V2S	sec_cm_data_reg_sw_sec_wipe	otbn_single	11.000s	91.464us	1	1	100.00
V2S	sec_cm_write_mem_integrity	otbn_multi	18.000s	53.654us	1	1	100.00
V2S	sec_cm_ctrl_flow_count	otbn_single	11.000s	91.464us	1	1	100.00
V2S	sec_cm_ctrl_flow_sca	otbn_single	11.000s	91.464us	1	1	100.00
V2S	sec_cm_data_mem_sw_noaccess	otbn_sw_no_acc	11.000s	41.836us	1	1	100.00
V2S	sec_cm_key_sideload	otbn_single	11.000s	91.464us	1	1	100.00
V2S	sec_cm_tlul_fifo_ctr_redun	otbn_sec_cm	3.167m	2.080ms	1	1	100.00
V2S		TOTAL			20	20	100.00
V3	stress_all_with_rand_reset	otbn_stress_all_with_rand_reset	2.767m	847.601us	0	1	0.00
V3		TOTAL			0	1	0.00
		TOTAL			40	41	97.56

Failure Buckets

• UVM_ERROR (cip_base_vseq.sv:929) [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.74413601073086481703715739031089018134146782220693479499175191053423618932666
      Line 339, in log /nightly/runs/scratch/master/otbn-sim-xcelium/0.otbn_stress_all_with_rand_reset/latest/run.log

        UVM_ERROR @ 847600501 ps: (cip_base_vseq.sv:929) [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 @ 847600501 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---