MBX Simulation Results

Friday December 05 2025 17:02:05 UTC

GitHub Revision: da96c41

Branch: master

Testplan

Simulator: XCELIUM

Test Results

Stage	Name	Tests	Max Job Runtime	Simulated Time	Passing	Total	Pass Rate
V1	mbx_smoke	mbx_smoke	97.000s	26365.131us	2	2	100.00
V1	csr_hw_reset	mbx_csr_hw_reset	2.000s	23.863us	5	5	100.00
V1	csr_rw	mbx_csr_rw	2.000s	38.159us	20	20	100.00
V1	csr_bit_bash	mbx_csr_bit_bash	6.000s	519.544us	5	5	100.00
V1	csr_aliasing	mbx_csr_aliasing	2.000s	153.322us	5	5	100.00
V1	csr_mem_rw_with_rand_reset	mbx_csr_mem_rw_with_rand_reset	3.000s	164.263us	20	20	100.00
V1	regwen_csr_and_corresponding_lockable_csr	mbx_csr_rw	2.000s	38.159us	20	20	100.00
		mbx_csr_aliasing	2.000s	153.322us	5	5	100.00
V1		TOTAL			57	57	100.00
V2	mbx_stress	mbx_stress	178.000s	9144.483us	2	2	100.00
V2	mbx_max_activity	mbx_stress_zero_delays	33.000s	294.468us	0	2	0.00
V2	mbx_imbx_oob	mbx_imbx_oob	40.000s	3144.892us	0	2	0.00
V2	mbx_doe_intr_msg	mbx_doe_intr_msg	50.000s	1838.805us	5	5	100.00
V2	alert_test	mbx_alert_test	2.000s	21.340us	50	50	100.00
V2	intr_test	mbx_intr_test	2.000s	13.810us	50	50	100.00
V2	tl_d_oob_addr_access	mbx_tl_errors	6.000s	586.728us	20	20	100.00
V2	tl_d_illegal_access	mbx_tl_errors	6.000s	586.728us	20	20	100.00
V2	tl_d_outstanding_access	mbx_csr_hw_reset	2.000s	23.863us	5	5	100.00
		mbx_csr_rw	2.000s	38.159us	20	20	100.00
		mbx_csr_aliasing	2.000s	153.322us	5	5	100.00
		mbx_same_csr_outstanding	3.000s	260.937us	20	20	100.00
V2	tl_d_partial_access	mbx_csr_hw_reset	2.000s	23.863us	5	5	100.00
		mbx_csr_rw	2.000s	38.159us	20	20	100.00
		mbx_csr_aliasing	2.000s	153.322us	5	5	100.00
		mbx_same_csr_outstanding	3.000s	260.937us	20	20	100.00
V2		TOTAL			147	151	97.35
V2S	tl_intg_err	mbx_sec_cm	2.000s	33.204us	5	5	100.00
		mbx_tl_intg_err	6.000s	992.898us	20	20	100.00
V2S		TOTAL			25	25	100.00
		TOTAL			229	233	98.28

Coverage Results

Coverage Dashboard

Score	Block	Branch	Statement	Expression	Toggle	Fsm	Assertion	CoverGroup
92.93	95.53	88.83	95.98	90.99	86.12	--	97.01	85.35

Failure Buckets

• UVM_ERROR (mbx_scoreboard.sv:537) [scoreboard] Check failed m_ib_data_q.size() != * (* [*] vs * [*]) No write data in WDATA register has 4 failures:

  • Test mbx_stress_zero_delays has 2 failures.

    • 0.mbx_stress_zero_delays.67957278329307441739156455635234828145938426452903870980107587601072001819985
      Line 89, in log /nightly/current_run/scratch/master/mbx-sim-xcelium/0.mbx_stress_zero_delays/latest/run.log

        UVM_ERROR @ 294468369 ps: (mbx_scoreboard.sv:537) [uvm_test_top.env.scoreboard] Check failed m_ib_data_q.size() != 0 (0 [0x0] vs 0 [0x0]) No write data in WDATA register
        UVM_INFO @ 294468369 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---
      

    • 1.mbx_stress_zero_delays.23448856143090791547504905919378906780464766944717691275595430972655702406453
      Line 86, in log /nightly/current_run/scratch/master/mbx-sim-xcelium/1.mbx_stress_zero_delays/latest/run.log

        UVM_ERROR @  55560650 ps: (mbx_scoreboard.sv:537) [uvm_test_top.env.scoreboard] Check failed m_ib_data_q.size() != 0 (0 [0x0] vs 0 [0x0]) No write data in WDATA register
        UVM_INFO @  55560650 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---
      

  • Test mbx_imbx_oob has 2 failures.

    • 0.mbx_imbx_oob.29247999073605102199116302784630624193312986870171121774213807394201760641262
      Line 139, in log /nightly/current_run/scratch/master/mbx-sim-xcelium/0.mbx_imbx_oob/latest/run.log

        UVM_ERROR @ 3144891733 ps: (mbx_scoreboard.sv:537) [uvm_test_top.env.scoreboard] Check failed m_ib_data_q.size() != 0 (0 [0x0] vs 0 [0x0]) No write data in WDATA register
        UVM_INFO @ 3144891733 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---
      

    • 1.mbx_imbx_oob.72391123962583077158031952253394105239084353145870702010654999493774449209262
      Line 107, in log /nightly/current_run/scratch/master/mbx-sim-xcelium/1.mbx_imbx_oob/latest/run.log

        UVM_ERROR @ 2106715126 ps: (mbx_scoreboard.sv:537) [uvm_test_top.env.scoreboard] Check failed m_ib_data_q.size() != 0 (0 [0x0] vs 0 [0x0]) No write data in WDATA register
        UVM_INFO @ 2106715126 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
        --- UVM Report catcher Summary ---