{"block":{"name":"i2c","variant":null,"commit":"8666f0e1cdec89f5c758ea5018ebb55be956bf7c","commit_short":"8666f0e","branch":"master","url":"https://github.com/lowRISC/opentitan/tree/8666f0e1cdec89f5c758ea5018ebb55be956bf7c","revision_info":"GitHub Revision: [`8666f0e`](https://github.com/lowrisc/opentitan/tree/8666f0e1cdec89f5c758ea5018ebb55be956bf7c)"},"tool":{"name":"vcs","version":"unknown"},"timestamp":"2026-04-20T17:21:27Z","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":35.26,"sim_time":1185.372709,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_smoke":{"tests":{"i2c_target_smoke":{"max_time":14.91,"sim_time":5262.235753999999,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_hw_reset":{"tests":{"i2c_csr_hw_reset":{"max_time":0.84,"sim_time":32.731334,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_rw":{"tests":{"i2c_csr_rw":{"max_time":0.84,"sim_time":119.416799,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_bit_bash":{"tests":{"i2c_csr_bit_bash":{"max_time":3.29,"sim_time":116.09324099999999,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_aliasing":{"tests":{"i2c_csr_aliasing":{"max_time":1.64,"sim_time":230.850123,"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":0.87,"sim_time":23.727241999999997,"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":0.84,"sim_time":119.416799,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.64,"sim_time":230.850123,"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":0.92,"sim_time":89.175058,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_stress_all":{"tests":{"i2c_host_stress_all":{"max_time":1850.34,"sim_time":60967.321624,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_maxperf":{"tests":{"i2c_host_perf":{"max_time":51.12,"sim_time":13781.518242,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_override":{"tests":{"i2c_host_override":{"max_time":0.75,"sim_time":107.879522,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_watermark":{"tests":{"i2c_host_fifo_watermark":{"max_time":108.3,"sim_time":5414.473327,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_overflow":{"tests":{"i2c_host_fifo_overflow":{"max_time":36.01,"sim_time":2303.939931,"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":1.08,"sim_time":592.930603,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_fmt_empty":{"max_time":3.95,"sim_time":247.111897,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_reset_rx":{"max_time":6.25,"sim_time":691.004456,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"host_fifo_full":{"tests":{"i2c_host_fifo_full":{"max_time":101.93,"sim_time":4425.173597,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_timeout":{"tests":{"i2c_host_stretch_timeout":{"max_time":25.31,"sim_time":1448.3856170000001,"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":0.75,"sim_time":14.759279000000001,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_glitch":{"tests":{"i2c_target_glitch":{"max_time":2.23,"sim_time":531.563549,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_stress_all":{"tests":{"i2c_target_stress_all":{"max_time":21.18,"sim_time":16116.965006999997,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_maxperf":{"tests":{"i2c_target_perf":{"max_time":4.09,"sim_time":1637.393179,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_fifo_empty":{"tests":{"i2c_target_stress_rd":{"max_time":44.47,"sim_time":1340.780345,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_smoke":{"max_time":4.61,"sim_time":4060.5314510000003,"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":0.97,"sim_time":230.622862,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_reset_tx":{"max_time":1.42,"sim_time":610.225972,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"target_fifo_full":{"tests":{"i2c_target_stress_wr":{"max_time":622.7,"sim_time":49731.664099,"passed":1,"total":1,"percent":100.0},"i2c_target_stress_rd":{"max_time":44.47,"sim_time":1340.780345,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_stress_wr":{"max_time":47.14,"sim_time":26751.063497000003,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"target_timeout":{"tests":{"i2c_target_timeout":{"max_time":5.71,"sim_time":6003.2534129999995,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_clock_stretch":{"tests":{"i2c_target_stretch":{"max_time":26.49,"sim_time":2713.96443,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"bad_address":{"tests":{"i2c_target_bad_addr":{"max_time":5.36,"sim_time":4601.90523,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_glitch":{"tests":{"i2c_target_hrst":{"max_time":16.93,"sim_time":10070.032204,"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":2.14,"sim_time":2089.633412,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_watermarks_tx":{"max_time":1.27,"sim_time":617.189101,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"host_mode_config_perf":{"tests":{"i2c_host_perf":{"max_time":51.12,"sim_time":13781.518242,"passed":1,"total":1,"percent":100.0},"i2c_host_perf_precise":{"max_time":180.85,"sim_time":24410.750868,"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":25.31,"sim_time":1448.3856170000001,"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":4.38,"sim_time":335.26766100000003,"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":2.27,"sim_time":2296.9290260000002,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_acqfull_addr":{"max_time":2.5,"sim_time":523.1333520000001,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_txstretch":{"max_time":1.35,"sim_time":1618.134312,"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":7.21,"sim_time":651.789471,"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":1.52,"sim_time":434.934219,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"alert_test":{"tests":{"i2c_alert_test":{"max_time":0.87,"sim_time":25.836045,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"intr_test":{"tests":{"i2c_intr_test":{"max_time":0.75,"sim_time":91.33935799999999,"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":1.29,"sim_time":95.044113,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"tl_d_illegal_access":{"tests":{"i2c_tl_errors":{"max_time":1.29,"sim_time":95.044113,"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":0.84,"sim_time":32.731334,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":0.84,"sim_time":119.416799,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.64,"sim_time":230.850123,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":1.19,"sim_time":64.358658,"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":0.84,"sim_time":32.731334,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":0.84,"sim_time":119.416799,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.64,"sim_time":230.850123,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":1.19,"sim_time":64.358658,"passed":1,"total":1,"percent":100.0}},"passed":4,"total":4,"percent":100.0}},"passed":36,"total":41,"percent":87.8048780487805},"V2S":{"testpoints":{"tl_intg_err":{"tests":{"i2c_tl_intg_err":{"max_time":2.22,"sim_time":113.024592,"passed":1,"total":1,"percent":100.0},"i2c_sec_cm":{"max_time":1.32,"sim_time":182.38356,"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":2.22,"sim_time":113.024592,"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":11.33,"sim_time":3075.60683,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_error_intr":{"tests":{"i2c_target_unexp_stop":{"max_time":0.72,"sim_time":64.832066,"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":14.18,"sim_time":2058.371619,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0}},"passed":0,"total":3,"percent":0.0}},"coverage":{"code":{"block":null,"line_statement":96.41,"branch":92.33,"condition_expression":84.67,"toggle":89.24,"fsm":44.05},"assertion":96.19,"functional":77.48},"cov_report_page":"/nightly/current_run/scratch/master/i2c-sim-vcs/cov_report/dashboard.html","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.74627438287421216240740052615267738398045235313371000514324650075193212171262","seed":74627438287421216240740052615267738398045235313371000514324650075193212171262,"line":80,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_error_intr/latest/run.log","log_context":["UVM_INFO @  89175058 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.60673949146499557033767270634103645751164095220796121937084482053980855604708","seed":60673949146499557033767270634103645751164095220796121937084482053980855604708,"line":132,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_stress_all/latest/run.log","log_context":["UVM_INFO @ 60967321624 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]},{"name":"i2c_host_mode_toggle","qual_name":"0.i2c_host_mode_toggle.74397992478676546691242995908932184151696686073267859965679634020395935811150","seed":74397992478676546691242995908932184151696686073267859965679634020395935811150,"line":81,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_mode_toggle/latest/run.log","log_context":["UVM_INFO @  14759279 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.12298283500307723227166514916094854428101120322607077307386198436809380785595","seed":12298283500307723227166514916094854428101120322607077307386198436809380785595,"line":84,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_target_glitch/latest/run.log","log_context":["UVM_INFO @ 531563549 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.74763850021287658663062112546733937192820074496629774777539260961830592714885","seed":74763850021287658663062112546733937192820074496629774777539260961830592714885,"line":78,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_target_unexp_stop/latest/run.log","log_context":["UVM_INFO @  64832066 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.33825112523145842537072132082604612244087723683437156980749515514221934575857","seed":33825112523145842537072132082604612244087723683437156980749515514221934575857,"line":79,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_target_hrst/latest/run.log","log_context":["UVM_INFO @ 10070032204 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (cip_base_vseq.sv:1236) [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.84646238918622465774206408555047405022057548633684018740248588034560700020489","seed":84646238918622465774206408555047405022057548633684018740248588034560700020489,"line":84,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_stress_all_with_rand_reset/latest/run.log","log_context":["UVM_INFO @ 3075606830 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.20670148726211388191236744683185634364723547846743830791175486829173770364413","seed":20670148726211388191236744683185634364723547846743830791175486829173770364413,"line":89,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_target_stress_all_with_rand_reset/latest/run.log","log_context":["UVM_INFO @ 2058371619 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}]}},"passed":42,"total":50,"percent":84.0}