{"block":{"name":"i2c","variant":null,"commit":"b583fba84cfd9603694abab6a1f8e97cf2cfcd19","commit_short":"b583fba","branch":"master","url":"https://github.com/lowRISC/opentitan/tree/b583fba84cfd9603694abab6a1f8e97cf2cfcd19","revision_info":"GitHub Revision: [`b583fba`](https://github.com/lowrisc/opentitan/tree/b583fba84cfd9603694abab6a1f8e97cf2cfcd19)"},"tool":{"name":"xcelium","version":"unknown"},"timestamp":"2026-07-21T19:39:46Z","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":168.0,"sim_time":1069.49983,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_smoke":{"tests":{"i2c_target_smoke":{"max_time":11.0,"sim_time":1161.45045,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_hw_reset":{"tests":{"i2c_csr_hw_reset":{"max_time":2.0,"sim_time":66.08436,"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":55.670189,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_bit_bash":{"tests":{"i2c_csr_bit_bash":{"max_time":3.0,"sim_time":334.444096,"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":102.143507,"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":2.0,"sim_time":88.99849499999999,"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":55.670189,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":102.143507,"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":143.310138,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_stress_all":{"tests":{"i2c_host_stress_all":{"max_time":3600.0,"sim_time":0.0,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_maxperf":{"tests":{"i2c_host_perf":{"max_time":38.0,"sim_time":6458.835787999999,"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":29.647019,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_watermark":{"tests":{"i2c_host_fifo_watermark":{"max_time":3109.0,"sim_time":13732.839902000002,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_overflow":{"tests":{"i2c_host_fifo_overflow":{"max_time":1678.0,"sim_time":2550.4210780000003,"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":98.992814,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_fmt_empty":{"max_time":83.0,"sim_time":1000.430331,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_reset_rx":{"max_time":9.0,"sim_time":1297.924366,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"host_fifo_full":{"tests":{"i2c_host_fifo_full":{"max_time":822.0,"sim_time":4769.302817,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_timeout":{"tests":{"i2c_host_stretch_timeout":{"max_time":10.0,"sim_time":1358.967718,"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":2.0,"sim_time":74.010841,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_glitch":{"tests":{"i2c_target_glitch":{"max_time":4.0,"sim_time":2356.0606589999998,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_stress_all":{"tests":{"i2c_target_stress_all":{"max_time":25.0,"sim_time":6377.422481,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_maxperf":{"tests":{"i2c_target_perf":{"max_time":5.0,"sim_time":774.130103,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_fifo_empty":{"tests":{"i2c_target_stress_rd":{"max_time":11.0,"sim_time":1953.319915,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_smoke":{"max_time":4.0,"sim_time":903.474371,"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":596.419105,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_reset_tx":{"max_time":2.0,"sim_time":736.710596,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"target_fifo_full":{"tests":{"i2c_target_stress_wr":{"max_time":3601.0,"sim_time":0.0,"passed":0,"total":1,"percent":0.0},"i2c_target_stress_rd":{"max_time":11.0,"sim_time":1953.319915,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_stress_wr":{"max_time":3143.0,"sim_time":16733.456858999998,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":3,"percent":66.66666666666667},"target_timeout":{"tests":{"i2c_target_timeout":{"max_time":7.0,"sim_time":2617.414667,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_clock_stretch":{"tests":{"i2c_target_stretch":{"max_time":371.0,"sim_time":1265.905075,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"bad_address":{"tests":{"i2c_target_bad_addr":{"max_time":6.0,"sim_time":1030.8023660000001,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_glitch":{"tests":{"i2c_target_hrst":{"max_time":20.0,"sim_time":10247.572128,"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":2.0,"sim_time":370.732486,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_watermarks_tx":{"max_time":3.0,"sim_time":432.73303899999996,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"host_mode_config_perf":{"tests":{"i2c_host_perf":{"max_time":38.0,"sim_time":6458.835787999999,"passed":1,"total":1,"percent":100.0},"i2c_host_perf_precise":{"max_time":1.0,"sim_time":100.779876,"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":10.0,"sim_time":1358.967718,"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":320.527768,"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":4.0,"sim_time":505.635632,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_acqfull_addr":{"max_time":4.0,"sim_time":510.56755200000003,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_txstretch":{"max_time":3.0,"sim_time":126.69077499999999,"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":6.0,"sim_time":343.13098599999995,"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":506.522016,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"alert_test":{"tests":{"i2c_alert_test":{"max_time":2.0,"sim_time":43.082644,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"intr_test":{"tests":{"i2c_intr_test":{"max_time":6.0,"sim_time":25.630200000000002,"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":23.885982,"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":23.885982,"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":2.0,"sim_time":66.08436,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":1.0,"sim_time":55.670189,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":102.143507,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":1.0,"sim_time":44.062744,"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":2.0,"sim_time":66.08436,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":1.0,"sim_time":55.670189,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":102.143507,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":1.0,"sim_time":44.062744,"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":307.732272,"passed":1,"total":1,"percent":100.0},"i2c_sec_cm":{"max_time":1.0,"sim_time":68.47326600000001,"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":307.732272,"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":8.0,"sim_time":1560.99029,"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":384.052229,"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":5.0,"sim_time":926.269443,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0}},"passed":0,"total":3,"percent":0.0}},"coverage":{"code":{"block":96.28,"line_statement":95.65,"branch":93.35,"condition_expression":null,"toggle":72.68,"fsm":84.17},"assertion":97.46,"functional":81.22},"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.98152947904577123691307543073050789356679989998340464609449307067058746236163","seed":98152947904577123691307543073050789356679989998340464609449307067058746236163,"line":97,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_error_intr/latest/run.log","log_context":["UVM_INFO @ 143310138 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.26308354445332186731507775018599648508098800750998333411328679596354682275044","seed":26308354445332186731507775018599648508098800750998333411328679596354682275044,"line":111,"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 @ 926269443 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"Job timed out after * minutes":[{"name":"i2c_host_stress_all","qual_name":"0.i2c_host_stress_all.77574961548271152250791365182226953557644094213210571122109428860382016978107","seed":77574961548271152250791365182226953557644094213210571122109428860382016978107,"line":null,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_stress_all/latest/run.log","log_context":[]},{"name":"i2c_target_stress_wr","qual_name":"0.i2c_target_stress_wr.98343072921833971696753780408504278842978105726335010666633429235375446738050","seed":98343072921833971696753780408504278842978105726335010666633429235375446738050,"line":null,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_stress_wr/latest/run.log","log_context":[]}],"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.83926853071085677514559896944736109655534339742310862339173602852675853158030","seed":83926853071085677514559896944736109655534339742310862339173602852675853158030,"line":93,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_glitch/latest/run.log","log_context":["UVM_INFO @ 2356060659 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (i2c_scoreboard.sv:682) [scoreboard] Check failed obs.data_q[i] == exp.data_q[i] (* [*] vs * [*])":[{"name":"i2c_target_unexp_stop","qual_name":"0.i2c_target_unexp_stop.77950157488929174952550077563735326727540003458469957099802703405020585337520","seed":77950157488929174952550077563735326727540003458469957099802703405020585337520,"line":87,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_unexp_stop/latest/run.log","log_context":["UVM_INFO @ 384052229 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.30109744362006460657282167060193291242158461855626433904972790335646575511971","seed":30109744362006460657282167060193291242158461855626433904972790335646575511971,"line":88,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_hrst/latest/run.log","log_context":["UVM_INFO @ 10247572128 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (cip_base_vseq.sv:1287) [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.53385071027077692409025620350912734076233337732203830771635754982056345428986","seed":53385071027077692409025620350912734076233337732203830771635754982056345428986,"line":106,"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 @ 1560990290 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (i2c_scoreboard.sv:629) scoreboard [scoreboard] Miscompare: DUT-Controller, dir:BusOpRead":[{"name":"i2c_host_mode_toggle","qual_name":"0.i2c_host_mode_toggle.110041582781467318235610785274369786790153036419675422787857131881989141627309","seed":110041582781467318235610785274369786790153036419675422787857131881989141627309,"line":96,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_mode_toggle/latest/run.log","log_context":["--> EXP:\n","---------------------------------------------------\n","Name            Type                Size  Value    \n","---------------------------------------------------\n"]}]}},"passed":41,"total":50,"percent":82.0}