ENTROPY_SRC/RNG_4BITS Simulation Results

Sunday November 30 2025 00:07:20 UTC

GitHub Revision: c766185

Branch: master

Testplan

Simulator: XCELIUM

Test Results

Stage	Name	Tests	Max Job Runtime	Simulated Time	Passing	Total	Pass Rate
V1	smoke	entropy_src_smoke	3.000s	22.168us	50	50	100.00
V1	csr_hw_reset	entropy_src_csr_hw_reset	8.000s	18.406us	5	5	100.00
V1	csr_rw	entropy_src_csr_rw	6.000s	17.678us	20	20	100.00
V1	csr_bit_bash	entropy_src_csr_bit_bash	14.000s	1047.666us	5	5	100.00
V1	csr_aliasing	entropy_src_csr_aliasing	8.000s	281.357us	5	5	100.00
V1	csr_mem_rw_with_rand_reset	entropy_src_csr_mem_rw_with_rand_reset	3.000s	182.691us	20	20	100.00
V1	regwen_csr_and_corresponding_lockable_csr	entropy_src_csr_rw	6.000s	17.678us	20	20	100.00
		entropy_src_csr_aliasing	8.000s	281.357us	5	5	100.00
V1		TOTAL			105	105	100.00
V2	firmware	entropy_src_smoke	3.000s	22.168us	50	50	100.00
		entropy_src_rng	565.000s	19056.661us	300	300	100.00
		entropy_src_fw_ov	640.000s	20112.895us	298	300	99.33
V2	firmware_mode	entropy_src_fw_ov	640.000s	20112.895us	298	300	99.33
V2	rng_mode	entropy_src_rng	565.000s	19056.661us	300	300	100.00
V2	rng_max_rate	entropy_src_rng_max_rate	928.000s	19043.289us	396	400	99.00
V2	health_checks	entropy_src_rng	565.000s	19056.661us	300	300	100.00
V2	conditioning	entropy_src_rng	565.000s	19056.661us	300	300	100.00
V2	interrupts	entropy_src_rng	565.000s	19056.661us	300	300	100.00
		entropy_src_intr	28.000s	4019.336us	50	50	100.00
V2	alerts	entropy_src_rng	565.000s	19056.661us	300	300	100.00
		entropy_src_functional_alerts	7.000s	696.988us	50	50	100.00
V2	stress_all	entropy_src_stress_all	466.000s	20132.065us	49	50	98.00
V2	functional_errors	entropy_src_functional_errors	185.000s	10016.739us	990	1000	99.00
V2	firmware_ov_read_contiguous_data	entropy_src_fw_ov_contiguous	15.000s	172.038us	49	50	98.00
V2	intr_test	entropy_src_intr_test	13.000s	34.256us	50	50	100.00
V2	alert_test	entropy_src_alert_test	3.000s	21.094us	50	50	100.00
V2	tl_d_oob_addr_access	entropy_src_tl_errors	32.000s	51.846us	20	20	100.00
V2	tl_d_illegal_access	entropy_src_tl_errors	32.000s	51.846us	20	20	100.00
V2	tl_d_outstanding_access	entropy_src_csr_hw_reset	8.000s	18.406us	5	5	100.00
		entropy_src_csr_rw	6.000s	17.678us	20	20	100.00
		entropy_src_csr_aliasing	8.000s	281.357us	5	5	100.00
		entropy_src_same_csr_outstanding	4.000s	265.405us	20	20	100.00
V2	tl_d_partial_access	entropy_src_csr_hw_reset	8.000s	18.406us	5	5	100.00
		entropy_src_csr_rw	6.000s	17.678us	20	20	100.00
		entropy_src_csr_aliasing	8.000s	281.357us	5	5	100.00
		entropy_src_same_csr_outstanding	4.000s	265.405us	20	20	100.00
V2		TOTAL			2322	2340	99.23
V2S	tl_intg_err	entropy_src_tl_intg_err	26.000s	694.176us	20	20	100.00
		entropy_src_sec_cm	4.000s	107.799us	5	5	100.00
V2S	sec_cm_config_regwen	entropy_src_rng	565.000s	19056.661us	300	300	100.00
		entropy_src_cfg_regwen	3.000s	23.067us	50	50	100.00
V2S	sec_cm_config_mubi	entropy_src_rng	565.000s	19056.661us	300	300	100.00
V2S	sec_cm_config_redun	entropy_src_rng	565.000s	19056.661us	300	300	100.00
V2S	sec_cm_intersig_mubi	entropy_src_rng	565.000s	19056.661us	300	300	100.00
		entropy_src_fw_ov	640.000s	20112.895us	298	300	99.33
V2S	sec_cm_main_sm_fsm_sparse	entropy_src_functional_errors	185.000s	10016.739us	990	1000	99.00
		entropy_src_sec_cm	4.000s	107.799us	5	5	100.00
V2S	sec_cm_ack_sm_fsm_sparse	entropy_src_functional_errors	185.000s	10016.739us	990	1000	99.00
		entropy_src_sec_cm	4.000s	107.799us	5	5	100.00
V2S	sec_cm_rng_bkgn_chk	entropy_src_rng	565.000s	19056.661us	300	300	100.00
V2S	sec_cm_fifo_ctr_redun	entropy_src_functional_errors	185.000s	10016.739us	990	1000	99.00
		entropy_src_sec_cm	4.000s	107.799us	5	5	100.00
V2S	sec_cm_ctr_redun	entropy_src_functional_errors	185.000s	10016.739us	990	1000	99.00
		entropy_src_sec_cm	4.000s	107.799us	5	5	100.00
V2S	sec_cm_ctr_local_esc	entropy_src_functional_errors	185.000s	10016.739us	990	1000	99.00
V2S	sec_cm_esfinal_rdata_bus_consistency	entropy_src_functional_alerts	7.000s	696.988us	50	50	100.00
V2S	sec_cm_tile_link_bus_integrity	entropy_src_tl_intg_err	26.000s	694.176us	20	20	100.00
V2S		TOTAL			75	75	100.00
V3	external_health_tests	entropy_src_rng_with_xht_rsps	481.000s	18020.120us	50	50	100.00
V3		TOTAL			50	50	100.00
		TOTAL			2552	2570	99.30

Coverage Results

Coverage Dashboard

Score	Block	Branch	Statement	Expression	Toggle	Fsm	Assertion	CoverGroup
94.18	97.44	93.46	98.39	95.21	79.81	97.92	89.27	96.21

Failure Buckets

• UVM_FATAL (csr_utils_pkg.sv:618) [csr_utils_pkg::csr_spinwait.isolation_fork] timeout entropy_src_reg_block.err_code.sfifo_observe_err (addr=*, Comparison=CompareOpEq, exp_data=*, call_count=2) has 10 failures:

  • Test entropy_src_functional_errors has 10 failures.

    • 80.entropy_src_functional_errors.4794484305739174875708174959907035688548030823981059169439513750315193631968
      Line 167, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/80.entropy_src_functional_errors/latest/run.log

        UVM_FATAL @ 10033200572 ps: (csr_utils_pkg.sv:618) [csr_utils_pkg::csr_spinwait.isolation_fork] timeout entropy_src_reg_block.err_code.sfifo_observe_err (addr=0xd4c7fdd4, Comparison=CompareOpEq, exp_data=0x1, call_count=2)
        UVM_INFO @ 10033200572 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---
      

    • 204.entropy_src_functional_errors.79653968899867985646558582401078817288444568600214275304503329534819383678866
      Line 167, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/204.entropy_src_functional_errors/latest/run.log

        UVM_FATAL @ 10018238322 ps: (csr_utils_pkg.sv:618) [csr_utils_pkg::csr_spinwait.isolation_fork] timeout entropy_src_reg_block.err_code.sfifo_observe_err (addr=0xc579ffd4, Comparison=CompareOpEq, exp_data=0x1, call_count=2)
        UVM_INFO @ 10018238322 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---
      

    • ... and 8 more failures.

• UVM_FATAL (entropy_src_scoreboard.sv:2913) [scoreboard] Check failed prediction == csr_val (* [*] vs * [*]) Prediction for observe FIFO access failed. has 2 failures:

  • Test entropy_src_rng_max_rate has 2 failures.

    • 155.entropy_src_rng_max_rate.76113505511057453641092896737730606413801481777851736839757604106706416184997
      Line 838, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/155.entropy_src_rng_max_rate/latest/run.log

        UVM_FATAL @ 1131894741 ps: (entropy_src_scoreboard.sv:2913) [uvm_test_top.env.scoreboard] Check failed prediction == csr_val (0 [0x0] vs 3199810263 [0xbeb93ad7]) Prediction for observe FIFO access failed.
        UVM_INFO @ 1131894741 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---
      

    • 183.entropy_src_rng_max_rate.16264044149625114033523778005568099530395610865109918742444683294955172104570
      Line 791, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/183.entropy_src_rng_max_rate/latest/run.log

        UVM_FATAL @ 2564068371 ps: (entropy_src_scoreboard.sv:2913) [uvm_test_top.env.scoreboard] Check failed prediction == csr_val (0 [0x0] vs 3131106847 [0xbaa0e61f]) Prediction for observe FIFO access failed.
        UVM_INFO @ 2564068371 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---
      

• Job timed out after * minutes has 1 failures:

  • Test entropy_src_stress_all has 1 failures.

    • 4.entropy_src_stress_all.62422080485473986349521402169008959721482337141551167207887025107256019582730
      Log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/4.entropy_src_stress_all/latest/run.log

        Job timed out after 180 minutes
      

• UVM_ERROR (entropy_src_scoreboard.sv:2118) [scoreboard] Check failed csr.get_mirrored_value() == item.d_data (* [*] vs * [*]) reg name: entropy_src_reg_block.observe_fifo_depth has 1 failures:

  • Test entropy_src_fw_ov_contiguous has 1 failures.

    • 8.entropy_src_fw_ov_contiguous.60001243640900859524586194670426753863543346371355674650167041426548647241275
      Line 164, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/8.entropy_src_fw_ov_contiguous/latest/run.log

        UVM_ERROR @  59964137 ps: (entropy_src_scoreboard.sv:2118) [uvm_test_top.env.scoreboard] Check failed csr.get_mirrored_value() == item.d_data (1 [0x1] vs 0 [0x0]) reg name: entropy_src_reg_block.observe_fifo_depth
        UVM_INFO @  59964137 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---
      

• UVM_ERROR (cip_base_scoreboard.sv:268) [scoreboard] Check failed expected_alert[alert_name].expected == * (* [*] vs * [*]) alert recov_alert triggered unexpectedly has 1 failures:

  • Test entropy_src_fw_ov has 1 failures.

    • 65.entropy_src_fw_ov.93048292428651010398317839407162233940767034168943265489809731613052314686026
      Line 1194, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/65.entropy_src_fw_ov/latest/run.log

        UVM_ERROR @ 5488010598 ps: (cip_base_scoreboard.sv:268) [uvm_test_top.env.scoreboard] Check failed expected_alert[alert_name].expected == 1 (0 [0x0] vs 1 [0x1]) alert recov_alert triggered unexpectedly
        UVM_INFO @ 5488010598 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---
      

• UVM_ERROR (entropy_src_scoreboard.sv:2103) [scoreboard] Check failed fw_ov_wr_fifo_full_prediction == item.d_data (* [*] vs * [*]) reg name: entropy_src_reg_block.fw_ov_wr_fifo_full has 1 failures:

  • Test entropy_src_fw_ov has 1 failures.

    • 185.entropy_src_fw_ov.43271527470328199910396963207070665107221695657463939647629467105220623873957
      Line 733, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/185.entropy_src_fw_ov/latest/run.log

        UVM_ERROR @ 4290134877 ps: (entropy_src_scoreboard.sv:2103) [uvm_test_top.env.scoreboard] Check failed fw_ov_wr_fifo_full_prediction == item.d_data (1 [0x1] vs 0 [0x0]) reg name: entropy_src_reg_block.fw_ov_wr_fifo_full
        UVM_INFO @ 4290134877 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---
      

• UVM_ERROR (cip_base_scoreboard.sv:268) [scoreboard] Check failed expected_alert[alert_name].expected == * (* [*] vs * [*]) alert fatal_alert triggered unexpectedly has 1 failures:

  • Test entropy_src_rng_max_rate has 1 failures.

    • 341.entropy_src_rng_max_rate.36961999065471983899218753120213667891052624169064050430955262913414908828919
      Line 1103, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/341.entropy_src_rng_max_rate/latest/run.log

        UVM_ERROR @ 6859742562 ps: (cip_base_scoreboard.sv:268) [uvm_test_top.env.scoreboard] Check failed expected_alert[alert_name].expected == 1 (0 [0x0] vs 1 [0x1]) alert fatal_alert triggered unexpectedly
        UVM_INFO @ 6859742562 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---
      

• UVM_FATAL (entropy_src_scoreboard.sv:2879) [scoreboard] Check failed match_found == * (* [*] vs * [*]) All candidate csrng seeds have been checked, with no match has 1 failures:

  • Test entropy_src_rng_max_rate has 1 failures.

    • 373.entropy_src_rng_max_rate.103277382340085828350604992768454249295952732486177497736675654443438051158726
      Line 1297, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/373.entropy_src_rng_max_rate/latest/run.log

        UVM_FATAL @ 8011677255 ps: (entropy_src_scoreboard.sv:2879) [uvm_test_top.env.scoreboard] Check failed match_found == 1 (0 [0x0] vs 1 [0x1]) All candidate csrng seeds have been checked, with no match
        UVM_INFO @ 8011677255 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---