ENTROPY_SRC/RNG_4BITS Simulation Results

Sunday October 26 2025 00:06:53 UTC

GitHub Revision: `06d697f`

Branch: master

Simulator: XCELIUM

Test Results

Stage	Name	Tests	Max Job Runtime	Simulated Time	Passing	Total	Pass Rate
V1	smoke	entropy_src_smoke	32.000s	32.823us	50	50	100.00
V1	csr_hw_reset	entropy_src_csr_hw_reset	3.000s	89.603us	5	5	100.00
V1	csr_rw	entropy_src_csr_rw	3.000s	56.911us	20	20	100.00
V1	csr_bit_bash	entropy_src_csr_bit_bash	11.000s	955.418us	5	5	100.00
V1	csr_aliasing	entropy_src_csr_aliasing	5.000s	1.318ms	5	5	100.00
V1	csr_mem_rw_with_rand_reset	entropy_src_csr_mem_rw_with_rand_reset	3.000s	61.699us	20	20	100.00
V1	regwen_csr_and_corresponding_lockable_csr	entropy_src_csr_rw	3.000s	56.911us	20	20	100.00
		entropy_src_csr_aliasing	5.000s	1.318ms	5	5	100.00
V1		TOTAL			105	105	100.00
V2	firmware	entropy_src_smoke	32.000s	32.823us	50	50	100.00
		entropy_src_rng	9.067m	20.056ms	300	300	100.00
		entropy_src_fw_ov	9.883m	18.026ms	292	300	97.33
V2	firmware_mode	entropy_src_fw_ov	9.883m	18.026ms	292	300	97.33
V2	rng_mode	entropy_src_rng	9.067m	20.056ms	300	300	100.00
V2	rng_max_rate	entropy_src_rng_max_rate	16.867m	19.021ms	398	400	99.50
V2	health_checks	entropy_src_rng	9.067m	20.056ms	300	300	100.00
V2	conditioning	entropy_src_rng	9.067m	20.056ms	300	300	100.00
V2	interrupts	entropy_src_rng	9.067m	20.056ms	300	300	100.00
		entropy_src_intr	28.000s	523.342us	50	50	100.00
V2	alerts	entropy_src_rng	9.067m	20.056ms	300	300	100.00
		entropy_src_functional_alerts	7.000s	701.561us	50	50	100.00
V2	stress_all	entropy_src_stress_all	8.200m	20.165ms	49	50	98.00
V2	functional_errors	entropy_src_functional_errors	2.800m	10.016ms	996	1000	99.60
V2	firmware_ov_read_contiguous_data	entropy_src_fw_ov_contiguous	24.000s	336.011us	50	50	100.00
V2	intr_test	entropy_src_intr_test	3.000s	34.135us	50	50	100.00
V2	alert_test	entropy_src_alert_test	3.000s	139.646us	50	50	100.00
V2	tl_d_oob_addr_access	entropy_src_tl_errors	7.000s	183.781us	20	20	100.00
V2	tl_d_illegal_access	entropy_src_tl_errors	7.000s	183.781us	20	20	100.00
V2	tl_d_outstanding_access	entropy_src_csr_hw_reset	3.000s	89.603us	5	5	100.00
		entropy_src_csr_rw	3.000s	56.911us	20	20	100.00
		entropy_src_csr_aliasing	5.000s	1.318ms	5	5	100.00
		entropy_src_same_csr_outstanding	4.000s	120.171us	20	20	100.00
V2	tl_d_partial_access	entropy_src_csr_hw_reset	3.000s	89.603us	5	5	100.00
		entropy_src_csr_rw	3.000s	56.911us	20	20	100.00
		entropy_src_csr_aliasing	5.000s	1.318ms	5	5	100.00
		entropy_src_same_csr_outstanding	4.000s	120.171us	20	20	100.00
V2		TOTAL			2325	2340	99.36
V2S	tl_intg_err	entropy_src_sec_cm	3.000s	105.011us	5	5	100.00
		entropy_src_tl_intg_err	4.000s	372.717us	20	20	100.00
V2S	sec_cm_config_regwen	entropy_src_rng	9.067m	20.056ms	300	300	100.00
		entropy_src_cfg_regwen	3.000s	41.156us	50	50	100.00
V2S	sec_cm_config_mubi	entropy_src_rng	9.067m	20.056ms	300	300	100.00
V2S	sec_cm_config_redun	entropy_src_rng	9.067m	20.056ms	300	300	100.00
V2S	sec_cm_intersig_mubi	entropy_src_rng	9.067m	20.056ms	300	300	100.00
		entropy_src_fw_ov	9.883m	18.026ms	292	300	97.33
V2S	sec_cm_main_sm_fsm_sparse	entropy_src_functional_errors	2.800m	10.016ms	996	1000	99.60
		entropy_src_sec_cm	3.000s	105.011us	5	5	100.00
V2S	sec_cm_ack_sm_fsm_sparse	entropy_src_functional_errors	2.800m	10.016ms	996	1000	99.60
		entropy_src_sec_cm	3.000s	105.011us	5	5	100.00
V2S	sec_cm_rng_bkgn_chk	entropy_src_rng	9.067m	20.056ms	300	300	100.00
V2S	sec_cm_fifo_ctr_redun	entropy_src_functional_errors	2.800m	10.016ms	996	1000	99.60
		entropy_src_sec_cm	3.000s	105.011us	5	5	100.00
V2S	sec_cm_ctr_redun	entropy_src_functional_errors	2.800m	10.016ms	996	1000	99.60
		entropy_src_sec_cm	3.000s	105.011us	5	5	100.00
V2S	sec_cm_ctr_local_esc	entropy_src_functional_errors	2.800m	10.016ms	996	1000	99.60
V2S	sec_cm_esfinal_rdata_bus_consistency	entropy_src_functional_alerts	7.000s	701.561us	50	50	100.00
V2S	sec_cm_tile_link_bus_integrity	entropy_src_tl_intg_err	4.000s	372.717us	20	20	100.00
V2S		TOTAL			75	75	100.00
V3	external_health_tests	entropy_src_rng_with_xht_rsps	9.267m	20.067ms	50	50	100.00
V3		TOTAL			50	50	100.00
		TOTAL			2555	2570	99.42

Coverage Results

Coverage Dashboard

Score	Block	Branch	Statement	Expression	Toggle	Fsm	Assertion	CoverGroup
94.12	97.46	93.51	98.41	95.16	79.44	97.92	89.27	96.08

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 4 failures:
- Test entropy_src_functional_errors has 4 failures.
  - 47.entropy_src_functional_errors.9408293541193732437999005032763080067144186522069463172838028157602809226054
    Line 167, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/47.entropy_src_functional_errors/latest/run.log
```
  UVM_FATAL @ 10087715428 ps: (csr_utils_pkg.sv:618) [csr_utils_pkg::csr_spinwait.isolation_fork] timeout entropy_src_reg_block.err_code.sfifo_observe_err (addr=0xe59fc9d4, Comparison=CompareOpEq, exp_data=0x1, call_count=2)
  UVM_INFO @ 10087715428 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```
  - 473.entropy_src_functional_errors.72679809799868700005212845481007828202726302354593582322331858553964786487988
    Line 167, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/473.entropy_src_functional_errors/latest/run.log
```
  UVM_FATAL @ 10033413207 ps: (csr_utils_pkg.sv:618) [csr_utils_pkg::csr_spinwait.isolation_fork] timeout entropy_src_reg_block.err_code.sfifo_observe_err (addr=0x4cc548d4, Comparison=CompareOpEq, exp_data=0x1, call_count=2)
  UVM_INFO @ 10033413207 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```
  - ... and 2 more failures.
UVM_FATAL (entropy_src_scoreboard.sv:2879) [scoreboard] Check failed match_found == * (* [*] vs * [*]) All candidate csrng seeds have been checked, with no match has 4 failures:
- Test entropy_src_fw_ov has 4 failures.
  - 120.entropy_src_fw_ov.66634687595137882934384582939691863641199766281069921746914482393849845266922
    Line 2115, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/120.entropy_src_fw_ov/latest/run.log
```
  UVM_FATAL @ 14046390395 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 @ 14046390395 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```
  - 157.entropy_src_fw_ov.8561695523502437192758383371160531839128682221046219695269696557048875332698
    Line 1711, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/157.entropy_src_fw_ov/latest/run.log
```
  UVM_FATAL @ 12733120120 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 @ 12733120120 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```
  - ... and 2 more failures.
UVM_ERROR (cip_base_scoreboard.sv:268) [scoreboard] Check failed expected_alert[alert_name].expected == * (* [*] vs * [*]) alert recov_alert triggered unexpectedly has 3 failures:
- Test entropy_src_fw_ov has 3 failures.
  - 19.entropy_src_fw_ov.6640880324004047519133003181597939170910129277322629901036657064829920435123
    Line 1757, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/19.entropy_src_fw_ov/latest/run.log
```
  UVM_ERROR @ 7144478919 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 @ 7144478919 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```
  - 43.entropy_src_fw_ov.83049188678701471870305815241688325753599730099361683356360245411293531979085
    Line 1451, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/43.entropy_src_fw_ov/latest/run.log
```
  UVM_ERROR @ 11578753260 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 @ 11578753260 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```
  - ... and 1 more failures.
Job timed out after * minutes has 1 failures:
- Test entropy_src_stress_all has 1 failures.
  - 7.entropy_src_stress_all.104942569217979267666669480591957209112168114270891255580457783327907102525100
    Log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/7.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.recov_alert_sts has 1 failures:
- Test entropy_src_fw_ov has 1 failures.
  - 177.entropy_src_fw_ov.91639113317865001003354183864453285585724833693270717145721531572740773221092
    Line 381, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/177.entropy_src_fw_ov/latest/run.log
```
  UVM_ERROR @ 9518535201 ps: (entropy_src_scoreboard.sv:2118) [uvm_test_top.env.scoreboard] Check failed csr.get_mirrored_value() == item.d_data (4096 [0x1000] vs 0 [0x0]) reg name: entropy_src_reg_block.recov_alert_sts
  UVM_INFO @ 9518535201 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
  --- UVM Report catcher Summary ---
```
UVM_FATAL (entropy_src_scoreboard.sv:1123) [scoreboard] Check failed match_found == * (* [*] vs * [*]) All candidate seeds have been checked. ENTROPY_DATA does not match has 1 failures:
- Test entropy_src_rng_max_rate has 1 failures.
  - 197.entropy_src_rng_max_rate.100002211654589021170914015768689523626056503451226381093993992703550318758658
    Line 1867, in log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/197.entropy_src_rng_max_rate/latest/run.log
```
  UVM_FATAL @ 6324951194 ps: (entropy_src_scoreboard.sv:1123) [uvm_test_top.env.scoreboard] Check failed match_found == 1 (0 [0x0] vs 1 [0x1]) All candidate seeds have been checked.  ENTROPY_DATA does not match
  UVM_INFO @ 6324951194 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.

332.entropy_src_rng_max_rate.79555907082733428283577225413969978777849235415389103635784238236954083536542
Log /nightly/current_run/scratch/master/entropy_src-sim-xcelium/332.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 :  332.entropy_src_rng_max_rate.1151676062

  coverage files:
    model(design data) :  /nightly/current_run/scratch/master/entropy_src-sim-xcelium/coverage/default/332.entropy_src_rng_max_rate.1151676062/icc_55db4829_76ea0a1b.ucm
    data               :  /nightly/current_run/scratch/master/entropy_src-sim-xcelium/coverage/default/332.entropy_src_rng_max_rate.1151676062/icc_55db4829_76ea0a1b.ucd
  TOOL:	xrun(64)	24.03-s007: Exiting on Oct 26, 2025 at 14:17:43 UTC  (total: 00:01:10)
  make: *** [/nightly/current_run/opentitan/hw/dv/tools/dvsim/sim.mk:186: simulate] Error 1