ENTROPY_SRC/RNG_4BITS Simulation Results

Sunday October 05 2025 00:13:39 UTC

GitHub Revision: `7302728`

Branch: master

Simulator: XCELIUM

Test Results

Stage	Name	Tests	Max Job Runtime	Simulated Time	Passing	Total	Pass Rate
V1	smoke	entropy_src_smoke	3.000s	26.229us	50	50	100.00
V1	csr_hw_reset	entropy_src_csr_hw_reset	18.000s	29.883us	5	5	100.00
V1	csr_rw	entropy_src_csr_rw	14.000s	139.179us	20	20	100.00
V1	csr_bit_bash	entropy_src_csr_bit_bash	16.000s	675.433us	5	5	100.00
V1	csr_aliasing	entropy_src_csr_aliasing	16.000s	246.396us	5	5	100.00
V1	csr_mem_rw_with_rand_reset	entropy_src_csr_mem_rw_with_rand_reset	3.000s	537.907us	20	20	100.00
V1	regwen_csr_and_corresponding_lockable_csr	entropy_src_csr_rw	14.000s	139.179us	20	20	100.00
		entropy_src_csr_aliasing	16.000s	246.396us	5	5	100.00
V1		TOTAL			105	105	100.00
V2	firmware	entropy_src_smoke	3.000s	26.229us	50	50	100.00
		entropy_src_rng	9.267m	19.066ms	300	300	100.00
		entropy_src_fw_ov	10.450m	20.036ms	298	300	99.33
V2	firmware_mode	entropy_src_fw_ov	10.450m	20.036ms	298	300	99.33
V2	rng_mode	entropy_src_rng	9.267m	19.066ms	300	300	100.00
V2	rng_max_rate	entropy_src_rng_max_rate	15.450m	20.014ms	394	400	98.50
V2	health_checks	entropy_src_rng	9.267m	19.066ms	300	300	100.00
V2	conditioning	entropy_src_rng	9.267m	19.066ms	300	300	100.00
V2	interrupts	entropy_src_rng	9.267m	19.066ms	300	300	100.00
		entropy_src_intr	47.000s	2.226ms	50	50	100.00
V2	alerts	entropy_src_rng	9.267m	19.066ms	300	300	100.00
		entropy_src_functional_alerts	7.000s	400.100us	50	50	100.00
V2	stress_all	entropy_src_stress_all	1.569h	10.000s	49	50	98.00
V2	functional_errors	entropy_src_functional_errors	7.250m	10.013ms	992	1000	99.20
V2	firmware_ov_read_contiguous_data	entropy_src_fw_ov_contiguous	14.000s	1.353ms	50	50	100.00
V2	intr_test	entropy_src_intr_test	27.000s	36.183us	50	50	100.00
V2	alert_test	entropy_src_alert_test	3.000s	34.299us	50	50	100.00
V2	tl_d_oob_addr_access	entropy_src_tl_errors	33.000s	54.963us	20	20	100.00
V2	tl_d_illegal_access	entropy_src_tl_errors	33.000s	54.963us	20	20	100.00
V2	tl_d_outstanding_access	entropy_src_csr_hw_reset	18.000s	29.883us	5	5	100.00
		entropy_src_csr_rw	14.000s	139.179us	20	20	100.00
		entropy_src_csr_aliasing	16.000s	246.396us	5	5	100.00
		entropy_src_same_csr_outstanding	4.000s	144.743us	20	20	100.00
V2	tl_d_partial_access	entropy_src_csr_hw_reset	18.000s	29.883us	5	5	100.00
		entropy_src_csr_rw	14.000s	139.179us	20	20	100.00
		entropy_src_csr_aliasing	16.000s	246.396us	5	5	100.00
		entropy_src_same_csr_outstanding	4.000s	144.743us	20	20	100.00
V2		TOTAL			2323	2340	99.27
V2S	tl_intg_err	entropy_src_sec_cm	4.000s	332.848us	5	5	100.00
		entropy_src_tl_intg_err	35.000s	124.383us	20	20	100.00
V2S	sec_cm_config_regwen	entropy_src_rng	9.267m	19.066ms	300	300	100.00
		entropy_src_cfg_regwen	3.000s	132.762us	50	50	100.00
V2S	sec_cm_config_mubi	entropy_src_rng	9.267m	19.066ms	300	300	100.00
V2S	sec_cm_config_redun	entropy_src_rng	9.267m	19.066ms	300	300	100.00
V2S	sec_cm_intersig_mubi	entropy_src_rng	9.267m	19.066ms	300	300	100.00
		entropy_src_fw_ov	10.450m	20.036ms	298	300	99.33
V2S	sec_cm_main_sm_fsm_sparse	entropy_src_functional_errors	7.250m	10.013ms	992	1000	99.20
		entropy_src_sec_cm	4.000s	332.848us	5	5	100.00
V2S	sec_cm_ack_sm_fsm_sparse	entropy_src_functional_errors	7.250m	10.013ms	992	1000	99.20
		entropy_src_sec_cm	4.000s	332.848us	5	5	100.00
V2S	sec_cm_rng_bkgn_chk	entropy_src_rng	9.267m	19.066ms	300	300	100.00
V2S	sec_cm_fifo_ctr_redun	entropy_src_functional_errors	7.250m	10.013ms	992	1000	99.20
		entropy_src_sec_cm	4.000s	332.848us	5	5	100.00
V2S	sec_cm_ctr_redun	entropy_src_functional_errors	7.250m	10.013ms	992	1000	99.20
		entropy_src_sec_cm	4.000s	332.848us	5	5	100.00
V2S	sec_cm_ctr_local_esc	entropy_src_functional_errors	7.250m	10.013ms	992	1000	99.20
V2S	sec_cm_esfinal_rdata_bus_consistency	entropy_src_functional_alerts	7.000s	400.100us	50	50	100.00
V2S	sec_cm_tile_link_bus_integrity	entropy_src_tl_intg_err	35.000s	124.383us	20	20	100.00
V2S		TOTAL			75	75	100.00
V3	external_health_tests	entropy_src_rng_with_xht_rsps	8.467m	20.047ms	50	50	100.00
V3		TOTAL			50	50	100.00
		TOTAL			2553	2570	99.34

Coverage Results

Coverage Dashboard

Score	Block	Branch	Statement	Expression	Toggle	Fsm	Assertion	CoverGroup
94.13	97.38	93.30	98.36	95.16	79.99	96.88	89.27	95.85

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 8 failures:
- Test entropy_src_functional_errors has 8 failures.
  - 20.entropy_src_functional_errors.114587694510557751008512694672297801388288534221037229781694273749559980675291
    Line 167, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/20.entropy_src_functional_errors/latest/run.log
```
  UVM_FATAL @ 10023799251 ps: (csr_utils_pkg.sv:618) [csr_utils_pkg::csr_spinwait.isolation_fork] timeout entropy_src_reg_block.err_code.sfifo_observe_err (addr=0x3c1efdd4, Comparison=CompareOpEq, exp_data=0x1, call_count=2)
  UVM_INFO @ 10023799251 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```
  - 57.entropy_src_functional_errors.18012013526526082879274359182513144196268153759920786680038146290778210790047
    Line 167, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/57.entropy_src_functional_errors/latest/run.log
```
  UVM_FATAL @ 10012743938 ps: (csr_utils_pkg.sv:618) [csr_utils_pkg::csr_spinwait.isolation_fork] timeout entropy_src_reg_block.err_code.sfifo_observe_err (addr=0xde8166d4, Comparison=CompareOpEq, exp_data=0x1, call_count=2)
  UVM_INFO @ 10012743938 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```
  - ... and 6 more failures.
UVM_FATAL (entropy_src_scoreboard.sv:2913) [scoreboard] Check failed prediction == csr_val (* [*] vs * [*]) Prediction for observe FIFO access failed. has 5 failures:
- Test entropy_src_rng_max_rate has 5 failures.
  - 66.entropy_src_rng_max_rate.51372252220508799089822208469302153565552051493788412974799241551826757084437
    Line 1502, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/66.entropy_src_rng_max_rate/latest/run.log
```
  UVM_FATAL @ 4049329771 ps: (entropy_src_scoreboard.sv:2913) [uvm_test_top.env.scoreboard] Check failed prediction == csr_val (0 [0x0] vs 390849994 [0x174be5ca]) Prediction for observe FIFO access failed.
  UVM_INFO @ 4049329771 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```
  - 90.entropy_src_rng_max_rate.20938348116187124858118084953064358102506027182840208868398859774917806805084
    Line 849, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/90.entropy_src_rng_max_rate/latest/run.log
```
  UVM_FATAL @ 4032839913 ps: (entropy_src_scoreboard.sv:2913) [uvm_test_top.env.scoreboard] Check failed prediction == csr_val (3780826575 [0xe15ad5cf] vs 4075011015 [0xf2e3bbc7]) Prediction for observe FIFO access failed.
  UVM_INFO @ 4032839913 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```
  - ... and 3 more failures.
UVM_FATAL (uvm_phase.svh:1521) [PH_TIMEOUT] Explicit timeout of * ps hit, indicating a probable testbench issue has 1 failures:
- Test entropy_src_stress_all has 1 failures.
  - 5.entropy_src_stress_all.76081718516766964278837270456794520571915027638373547867628864445896367804274
    Line 177, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/5.entropy_src_stress_all/latest/run.log
```
  UVM_FATAL @ 10000000000000 ps: (uvm_phase.svh:1521) [PH_TIMEOUT] Explicit timeout of 10000000000000 ps hit, indicating a probable testbench issue
  UVM_INFO @ 10000000000000 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.
  - 73.entropy_src_fw_ov.110980537535803570050642331066961922340226088469378470899581553624264889720631
    Line 1759, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/73.entropy_src_fw_ov/latest/run.log
```
  UVM_ERROR @ 12440478066 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 @ 12440478066 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_fw_ov has 1 failures.
  - 298.entropy_src_fw_ov.37010543150347136091138143676031302489385215966024812568324955991317765789424
    Line 1248, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/298.entropy_src_fw_ov/latest/run.log
```
  UVM_FATAL @ 13634389862 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 @ 13634389862 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```

Job returned non-zero exit code has 1 failures:

Test entropy_src_rng_max_rate has 1 failures.

397.entropy_src_rng_max_rate.55295864759802127253525051126796606442208795182569489886794380115733907178749
Log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/397.entropy_src_rng_max_rate/latest/run.log

    workdir  :  /nightly/current_run/scratch/master/entropy_src-sim-xcelium/coverage
    dutinst  :  tb.dut(entropy_src)
    scope    :  default
    testname :  397.entropy_src_rng_max_rate.1476068605

  coverage files:
    model(design data) :  /nightly/current_run/scratch/master/entropy_src-sim-xcelium/coverage/default/397.entropy_src_rng_max_rate.1476068605/icc_55db4829_76ea0a1b.ucm
    data               :  /nightly/current_run/scratch/master/entropy_src-sim-xcelium/coverage/default/397.entropy_src_rng_max_rate.1476068605/icc_55db4829_76ea0a1b.ucd
  TOOL:	xrun(64)	24.03-s007: Exiting on Oct 05, 2025 at 14:16:09 UTC  (total: 00:11:08)
  make: *** [/nightly/current_run/opentitan/hw/dv/tools/dvsim/sim.mk:186: simulate] Error 1