{"block":{"name":"mbx","variant":null,"commit":"f988e3ee6cfe2f03637ff502b1c0436d8a2c3700","commit_short":"f988e3e","branch":"master","url":"https://github.com/lowRISC/opentitan/tree/f988e3ee6cfe2f03637ff502b1c0436d8a2c3700","revision_info":"GitHub Revision: [`f988e3e`](https://github.com/lowrisc/opentitan/tree/f988e3ee6cfe2f03637ff502b1c0436d8a2c3700)"},"tool":{"name":"xcelium","version":"unknown"},"timestamp":"2026-05-25T19:40:27Z","build_seed":null,"testplan_ref":"https://opentitan.org/book/hw/ip/mbx/data/mbx_testplan.html","stages":{"V1":{"testpoints":{"mbx_smoke":{"tests":{"mbx_smoke":{"max_time":56.0,"sim_time":6638.159583,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_hw_reset":{"tests":{"mbx_csr_hw_reset":{"max_time":1.0,"sim_time":52.952214,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_rw":{"tests":{"mbx_csr_rw":{"max_time":1.0,"sim_time":23.480221,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_bit_bash":{"tests":{"mbx_csr_bit_bash":{"max_time":4.0,"sim_time":737.248213,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_aliasing":{"tests":{"mbx_csr_aliasing":{"max_time":2.0,"sim_time":71.331694,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_mem_rw_with_rand_reset":{"tests":{"mbx_csr_mem_rw_with_rand_reset":{"max_time":1.0,"sim_time":143.047878,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"regwen_csr_and_corresponding_lockable_csr":{"tests":{"mbx_csr_rw":{"max_time":1.0,"sim_time":23.480221,"passed":1,"total":1,"percent":100.0},"mbx_csr_aliasing":{"max_time":2.0,"sim_time":71.331694,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0}},"passed":6,"total":6,"percent":100.0},"V2":{"testpoints":{"mbx_stress":{"tests":{"mbx_stress":{"max_time":5.0,"sim_time":650.573304,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"mbx_max_activity":{"tests":{"mbx_stress_zero_delays":{"max_time":5.0,"sim_time":347.171501,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"mbx_imbx_oob":{"tests":{"mbx_imbx_oob":{"max_time":9.0,"sim_time":1658.862912,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"mbx_doe_intr_msg":{"tests":{"mbx_doe_intr_msg":{"max_time":9.0,"sim_time":2956.976999,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"alert_test":{"tests":{"mbx_alert_test":{"max_time":1.0,"sim_time":17.711182,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"intr_test":{"tests":{"mbx_intr_test":{"max_time":2.0,"sim_time":22.295953,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"tl_d_oob_addr_access":{"tests":{"mbx_tl_errors":{"max_time":2.0,"sim_time":7.136853,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"tl_d_illegal_access":{"tests":{"mbx_tl_errors":{"max_time":2.0,"sim_time":7.136853,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"tl_d_outstanding_access":{"tests":{"mbx_csr_hw_reset":{"max_time":1.0,"sim_time":52.952214,"passed":1,"total":1,"percent":100.0},"mbx_csr_rw":{"max_time":1.0,"sim_time":23.480221,"passed":1,"total":1,"percent":100.0},"mbx_csr_aliasing":{"max_time":2.0,"sim_time":71.331694,"passed":1,"total":1,"percent":100.0},"mbx_same_csr_outstanding":{"max_time":1.0,"sim_time":19.282166,"passed":1,"total":1,"percent":100.0}},"passed":4,"total":4,"percent":100.0},"tl_d_partial_access":{"tests":{"mbx_csr_hw_reset":{"max_time":1.0,"sim_time":52.952214,"passed":1,"total":1,"percent":100.0},"mbx_csr_rw":{"max_time":1.0,"sim_time":23.480221,"passed":1,"total":1,"percent":100.0},"mbx_csr_aliasing":{"max_time":2.0,"sim_time":71.331694,"passed":1,"total":1,"percent":100.0},"mbx_same_csr_outstanding":{"max_time":1.0,"sim_time":19.282166,"passed":1,"total":1,"percent":100.0}},"passed":4,"total":4,"percent":100.0}},"passed":7,"total":11,"percent":63.63636363636363},"V2S":{"testpoints":{"tl_intg_err":{"tests":{"mbx_tl_intg_err":{"max_time":2.0,"sim_time":985.486437,"passed":1,"total":1,"percent":100.0},"mbx_sec_cm":{"max_time":1.0,"sim_time":12.477485,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0}},"passed":2,"total":2,"percent":100.0}},"coverage":{"code":{"block":95.74,"line_statement":96.16,"branch":88.65,"condition_expression":null,"toggle":86.12,"fsm":null},"assertion":97.15,"functional":83.46},"cov_report_page":"/nightly/current_run/scratch/master/mbx-sim-xcelium/cov_report/index.html","vplan_report_page":null,"vplan_coverage":null,"failed_jobs":{"buckets":{"UVM_ERROR (mbx_scoreboard.sv:500) [scoreboard] Check failed item.d_data == exp_data (* [*] vs * [*]) RDATA read data mismatched":[{"name":"mbx_stress","qual_name":"0.mbx_stress.73264508504771885831130820435095879273080240282027157554195801007852154907156","seed":73264508504771885831130820435095879273080240282027157554195801007852154907156,"line":152,"log_path":"/nightly/current_run/scratch/master/mbx-sim-xcelium/0.mbx_stress/latest/run.log","log_context":["UVM_INFO @ 650573304 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]},{"name":"mbx_stress_zero_delays","qual_name":"0.mbx_stress_zero_delays.98362228855433742934381864952014796516811613259240039560721713012456789494223","seed":98362228855433742934381864952014796516811613259240039560721713012456789494223,"line":378,"log_path":"/nightly/current_run/scratch/master/mbx-sim-xcelium/0.mbx_stress_zero_delays/latest/run.log","log_context":["UVM_INFO @ 347171501 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (mbx_scoreboard.sv:537) [scoreboard] Check failed m_ib_data_q.size() != * (* [*] vs * [*]) No write data in WDATA register":[{"name":"mbx_imbx_oob","qual_name":"0.mbx_imbx_oob.75594530854067016226945721938425166417856161629876494419949019265256775381048","seed":75594530854067016226945721938425166417856161629876494419949019265256775381048,"line":128,"log_path":"/nightly/current_run/scratch/master/mbx-sim-xcelium/0.mbx_imbx_oob/latest/run.log","log_context":["UVM_INFO @ 1658862912 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (cip_base_scoreboard.sv:582) scoreboard [scoreboard] On interface mbx_soc_reg_block, item had unexpected d_error value(predicted *, but saw *).":[{"name":"mbx_tl_errors","qual_name":"0.mbx_tl_errors.73248778182624663718892627689439128637317134954794230992291034575886192399795","seed":73248778182624663718892627689439128637317134954794230992291034575886192399795,"line":85,"log_path":"/nightly/current_run/scratch/master/mbx-sim-xcelium/0.mbx_tl_errors/latest/run.log","log_context":[" TL item was: req: (cip_tl_seq_item@19553) { a_addr: 'h92857f54  a_data: 'h17483471  a_mask: 'h3  a_size: 'h2  a_param: 'h0  a_source: 'h61  a_opcode: 'h1  a_user: 'h2583f  d_param: 'h0  d_source: 'h61  d_data: 'h0  d_size: 'h2  d_opcode: 'h0  d_error: 'h0  d_sink: 'h0  d_user: 'h1caa  a_valid_delay: 'h0  d_valid_delay: 'h0  a_valid_len: 'h0  d_valid_len: 'h0  req_abort_after_a_valid_len: 'h0  rsp_abort_after_d_valid_len: 'h0  req_completed: 'h0  rsp_completed: 'h0  tl_intg_err_type: TlIntgErrNone  max_ecc_errors: 'h3  } \n"," Reasons for predicted error: '{\"Unsupported partial write\"}.\n","UVM_INFO @   7136853 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n"]}]}},"passed":12,"total":16,"percent":75.0}