{"block":{"name":"i2c","variant":null,"commit":"4e5c99db524e99425cb78ca6f2714e5287fa800c","commit_short":"4e5c99d","dirty":true,"branch":"master","url":"https://github.com/lowRISC/opentitan/tree/4e5c99db524e99425cb78ca6f2714e5287fa800c","revision_info":"GitHub Revision: [`4e5c99d`](https://github.com/lowrisc/opentitan/tree/4e5c99db524e99425cb78ca6f2714e5287fa800c)"},"tool":{"name":"xcelium","version":"24.03-s007"},"timestamp":"2026-09-01T21:34:42Z","build_seed":null,"testplan_ref":"https://opentitan.org/book/hw/ip/i2c/data/i2c_testplan.html","stages":{"V1":{"testpoints":{"host_smoke":{"tests":{"i2c_host_smoke":{"max_time":125.00000000000001,"sim_time":19752.022249,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_smoke":{"tests":{"i2c_target_smoke":{"max_time":9.0,"sim_time":1260.674817,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_hw_reset":{"tests":{"i2c_csr_hw_reset":{"max_time":1.0,"sim_time":19.158832999999998,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_rw":{"tests":{"i2c_csr_rw":{"max_time":1.0,"sim_time":161.50545499999998,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_bit_bash":{"tests":{"i2c_csr_bit_bash":{"max_time":4.0,"sim_time":174.625921,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_aliasing":{"tests":{"i2c_csr_aliasing":{"max_time":2.0,"sim_time":26.720789,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_mem_rw_with_rand_reset":{"tests":{"i2c_csr_mem_rw_with_rand_reset":{"max_time":1.0,"sim_time":33.764176,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"regwen_csr_and_corresponding_lockable_csr":{"tests":{"i2c_csr_rw":{"max_time":1.0,"sim_time":161.50545499999998,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":26.720789,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0}},"passed":7,"total":7,"percent":100.0},"V2":{"testpoints":{"host_error_intr":{"tests":{"i2c_host_error_intr":{"max_time":2.0,"sim_time":121.397813,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_stress_all":{"tests":{"i2c_host_stress_all":{"max_time":35.0,"sim_time":9732.674298,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_maxperf":{"tests":{"i2c_host_perf":{"max_time":179.0,"sim_time":27804.881599,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_override":{"tests":{"i2c_host_override":{"max_time":2.0,"sim_time":107.509723,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_watermark":{"tests":{"i2c_host_fifo_watermark":{"max_time":2474.0,"sim_time":3820.2729750000003,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_overflow":{"tests":{"i2c_host_fifo_overflow":{"max_time":701.0,"sim_time":1491.0464709999999,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_reset":{"tests":{"i2c_host_fifo_reset_fmt":{"max_time":2.0,"sim_time":105.555166,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_fmt_empty":{"max_time":36.0,"sim_time":1945.5940679999999,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_reset_rx":{"max_time":6.0,"sim_time":186.696014,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"host_fifo_full":{"tests":{"i2c_host_fifo_full":{"max_time":52.0,"sim_time":4744.024902,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_timeout":{"tests":{"i2c_host_stretch_timeout":{"max_time":33.0,"sim_time":5868.480197,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"i2c_host_mode_toggle":{"tests":{"i2c_host_mode_toggle":{"max_time":4.0,"sim_time":283.529923,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_glitch":{"tests":{"i2c_target_glitch":{"max_time":4.0,"sim_time":2160.919597,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_stress_all":{"tests":{"i2c_target_stress_all":{"max_time":3601.0,"sim_time":0.0,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_maxperf":{"tests":{"i2c_target_perf":{"max_time":5.0,"sim_time":541.295329,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_fifo_empty":{"tests":{"i2c_target_stress_rd":{"max_time":17.0,"sim_time":4297.400472,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_smoke":{"max_time":8.0,"sim_time":3732.1317710000003,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"target_fifo_reset":{"tests":{"i2c_target_fifo_reset_acq":{"max_time":2.0,"sim_time":146.786138,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_reset_tx":{"max_time":3.0,"sim_time":329.882227,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"target_fifo_full":{"tests":{"i2c_target_stress_wr":{"max_time":891.0,"sim_time":40899.331387,"passed":1,"total":1,"percent":100.0},"i2c_target_stress_rd":{"max_time":17.0,"sim_time":4297.400472,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_stress_wr":{"max_time":3602.301462931558,"sim_time":0.0,"passed":0,"total":1,"percent":0.0}},"passed":2,"total":3,"percent":66.66666666666667},"target_timeout":{"tests":{"i2c_target_timeout":{"max_time":10.0,"sim_time":4089.0380290000003,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_clock_stretch":{"tests":{"i2c_target_stretch":{"max_time":466.0,"sim_time":7339.723925,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"bad_address":{"tests":{"i2c_target_bad_addr":{"max_time":5.0,"sim_time":682.360049,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_glitch":{"tests":{"i2c_target_hrst":{"max_time":25.0,"sim_time":10413.705781999999,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_fifo_watermark":{"tests":{"i2c_target_fifo_watermarks_acq":{"max_time":4.0,"sim_time":1870.923433,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_watermarks_tx":{"max_time":3.0,"sim_time":277.31599200000005,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"host_mode_config_perf":{"tests":{"i2c_host_perf":{"max_time":179.0,"sim_time":27804.881599,"passed":1,"total":1,"percent":100.0},"i2c_host_perf_precise":{"max_time":6.0,"sim_time":227.13071599999998,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"host_mode_clock_stretching":{"tests":{"i2c_host_stretch_timeout":{"max_time":33.0,"sim_time":5868.480197,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_tx_stretch_ctrl":{"tests":{"i2c_target_tx_stretch_ctrl":{"max_time":4.0,"sim_time":130.351002,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_nack_generation":{"tests":{"i2c_target_nack_acqfull":{"max_time":5.0,"sim_time":943.372211,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_acqfull_addr":{"max_time":5.0,"sim_time":446.478242,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_txstretch":{"max_time":3.0,"sim_time":899.9545870000001,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"host_mode_halt_on_nak":{"tests":{"i2c_host_may_nack":{"max_time":3.0,"sim_time":438.58997899999997,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_smbus_maxlen":{"tests":{"i2c_target_smbus_maxlen":{"max_time":4.0,"sim_time":370.258669,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"alert_test":{"tests":{"i2c_alert_test":{"max_time":1.0,"sim_time":49.355905,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"intr_test":{"tests":{"i2c_intr_test":{"max_time":1.0,"sim_time":17.267129,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"tl_d_oob_addr_access":{"tests":{"i2c_tl_errors":{"max_time":2.0,"sim_time":47.679831,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"tl_d_illegal_access":{"tests":{"i2c_tl_errors":{"max_time":2.0,"sim_time":47.679831,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"tl_d_outstanding_access":{"tests":{"i2c_csr_hw_reset":{"max_time":1.0,"sim_time":19.158832999999998,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":1.0,"sim_time":161.50545499999998,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":26.720789,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":2.0,"sim_time":30.215837,"passed":1,"total":1,"percent":100.0}},"passed":4,"total":4,"percent":100.0},"tl_d_partial_access":{"tests":{"i2c_csr_hw_reset":{"max_time":1.0,"sim_time":19.158832999999998,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":1.0,"sim_time":161.50545499999998,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":26.720789,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":2.0,"sim_time":30.215837,"passed":1,"total":1,"percent":100.0}},"passed":4,"total":4,"percent":100.0}},"passed":35,"total":41,"percent":85.36585365853658},"V2S":{"testpoints":{"tl_intg_err":{"tests":{"i2c_tl_intg_err":{"max_time":2.0,"sim_time":177.790527,"passed":1,"total":1,"percent":100.0},"i2c_sec_cm":{"max_time":1.0,"sim_time":504.624677,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"sec_cm_bus_integrity":{"tests":{"i2c_tl_intg_err":{"max_time":2.0,"sim_time":177.790527,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"V3":{"testpoints":{"host_stress_all_with_rand_reset":{"tests":{"i2c_host_stress_all_with_rand_reset":{"max_time":20.0,"sim_time":8379.242320000001,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_error_intr":{"tests":{"i2c_target_unexp_stop":{"max_time":2.0,"sim_time":98.153999,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_stress_all_with_rand_reset":{"tests":{"i2c_target_stress_all_with_rand_reset":{"max_time":26.0,"sim_time":781.182237,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0}},"passed":0,"total":3,"percent":0.0}},"coverage":{"code":{"block":96.19,"line_statement":95.59,"branch":93.19,"condition_expression":null,"toggle":72.68,"fsm":84.17},"assertion":97.46,"functional":81.38},"cov_report_page":"/nightly/current_run/scratch/master/i2c-sim-xcelium/cov_report/index.html","vplan_report_page":null,"vplan_coverage":null,"failed_jobs":{"buckets":{"UVM_ERROR sequencer [sequencer] Get_next_item called twice without item_done or get in between":[{"name":"i2c_host_error_intr","qual_name":"0.i2c_host_error_intr.65649448147121545587449551136870755443304887290588936874577457021128504033831","seed":65649448147121545587449551136870755443304887290588936874577457021128504033831,"line":113,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_error_intr/latest/run.log","log_context":["UVM_INFO @ 121397813 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]},{"name":"i2c_host_stress_all","qual_name":"0.i2c_host_stress_all.78135265440973906103327577748976753003742682108152726864901629421149353189272","seed":78135265440973906103327577748976753003742682108152726864901629421149353189272,"line":119,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_stress_all/latest/run.log","log_context":["UVM_INFO @ 9732674298 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR sequencer [sequencer] get_next_item/try_next_item called twice without item_done or get in between":[{"name":"i2c_target_glitch","qual_name":"0.i2c_target_glitch.53787853149584123905577941965927492860410178852893945070111417410357001291317","seed":53787853149584123905577941965927492860410178852893945070111417410357001291317,"line":93,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_glitch/latest/run.log","log_context":["UVM_INFO @ 2160919597 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"Job timed out after * minutes":[{"name":"i2c_target_intr_stress_wr","qual_name":"0.i2c_target_intr_stress_wr.55148604021642052202440010128408889836674159929371427653718073412477774880540","seed":55148604021642052202440010128408889836674159929371427653718073412477774880540,"line":null,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_intr_stress_wr/latest/run.log","log_context":[]},{"name":"i2c_target_stress_all","qual_name":"0.i2c_target_stress_all.36801856334766372405322624211351258566286730378047942478683928774570093767629","seed":36801856334766372405322624211351258566286730378047942478683928774570093767629,"line":null,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_stress_all/latest/run.log","log_context":[]}],"UVM_ERROR (i2c_scoreboard.sv:680) [scoreboard] Check failed obs.data_q[i] == exp.data_q[i] (* [*] vs * [*])":[{"name":"i2c_target_unexp_stop","qual_name":"0.i2c_target_unexp_stop.27293603545966835021440855563882134638099769919255601966850976854078106727692","seed":27293603545966835021440855563882134638099769919255601966850976854078106727692,"line":87,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_unexp_stop/latest/run.log","log_context":["UVM_INFO @  98153999 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_FATAL (i2c_target_hrst_vseq.sv:107) [target_hrst_vseq] wait timeout occurred!":[{"name":"i2c_target_hrst","qual_name":"0.i2c_target_hrst.73524404559051314521816400725959012950723091234593958854144455757533478232142","seed":73524404559051314521816400725959012950723091234593958854144455757533478232142,"line":88,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_hrst/latest/run.log","log_context":["UVM_INFO @ 10413705782 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (cip_base_vseq.sv:1297) [i2c_common_vseq] Check failed (!has_outstanding_access()) Waited * cycles to issue a reset with no outstanding accesses.":[{"name":"i2c_host_stress_all_with_rand_reset","qual_name":"0.i2c_host_stress_all_with_rand_reset.81681466279980443620242393855303104847708470029911843749514925446818014875500","seed":81681466279980443620242393855303104847708470029911843749514925446818014875500,"line":101,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_stress_all_with_rand_reset/latest/run.log","log_context":["UVM_INFO @ 8379242320 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]},{"name":"i2c_target_stress_all_with_rand_reset","qual_name":"0.i2c_target_stress_all_with_rand_reset.82350090239328044099533020604435429263529735184307621585579766041086943900018","seed":82350090239328044099533020604435429263529735184307621585579766041086943900018,"line":102,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_stress_all_with_rand_reset/latest/run.log","log_context":["UVM_INFO @ 781182237 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}]}},"passed":41,"total":50,"percent":82.0}