{"block":{"name":"i2c","variant":null,"commit":"c776b8bb962bbe71c838cf55bf5efe84cffe3f95","commit_short":"c776b8b","branch":"master","url":"https://github.com/lowRISC/opentitan/tree/c776b8bb962bbe71c838cf55bf5efe84cffe3f95","revision_info":"GitHub Revision: [`c776b8b`](https://github.com/lowrisc/opentitan/tree/c776b8bb962bbe71c838cf55bf5efe84cffe3f95)"},"tool":{"name":"vcs","version":"unknown"},"timestamp":"2026-04-30T19:39:18Z","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":52.68,"sim_time":1607.5116289999999,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_smoke":{"tests":{"i2c_target_smoke":{"max_time":7.0,"sim_time":1616.9419480000001,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_hw_reset":{"tests":{"i2c_csr_hw_reset":{"max_time":0.76,"sim_time":18.476962,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_rw":{"tests":{"i2c_csr_rw":{"max_time":0.8,"sim_time":21.773729,"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":701.607736,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_aliasing":{"tests":{"i2c_csr_aliasing":{"max_time":1.96,"sim_time":160.33461,"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":0.91,"sim_time":133.939259,"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":0.8,"sim_time":21.773729,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.96,"sim_time":160.33461,"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":0.96,"sim_time":21.81236,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_stress_all":{"tests":{"i2c_host_stress_all":{"max_time":12.75,"sim_time":2132.636588,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_maxperf":{"tests":{"i2c_host_perf":{"max_time":100.96,"sim_time":50042.767085,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_override":{"tests":{"i2c_host_override":{"max_time":0.66,"sim_time":41.402735,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_watermark":{"tests":{"i2c_host_fifo_watermark":{"max_time":116.22,"sim_time":2874.26506,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_overflow":{"tests":{"i2c_host_fifo_overflow":{"max_time":49.33,"sim_time":24105.401206,"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":1.34,"sim_time":802.6024209999999,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_fmt_empty":{"max_time":10.4,"sim_time":279.809309,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_reset_rx":{"max_time":5.01,"sim_time":1303.345358,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"host_fifo_full":{"tests":{"i2c_host_fifo_full":{"max_time":34.81,"sim_time":1945.4698529999998,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_timeout":{"tests":{"i2c_host_stretch_timeout":{"max_time":13.53,"sim_time":1401.442925,"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":0.97,"sim_time":3.9443319999999997,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_glitch":{"tests":{"i2c_target_glitch":{"max_time":2.22,"sim_time":426.280337,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_stress_all":{"tests":{"i2c_target_stress_all":{"max_time":21.65,"sim_time":5453.373324,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_maxperf":{"tests":{"i2c_target_perf":{"max_time":5.2,"sim_time":984.628608,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_fifo_empty":{"tests":{"i2c_target_stress_rd":{"max_time":21.02,"sim_time":1766.8712930000002,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_smoke":{"max_time":4.25,"sim_time":5701.877965,"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":1.33,"sim_time":181.265807,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_reset_tx":{"max_time":0.8,"sim_time":314.37819,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"target_fifo_full":{"tests":{"i2c_target_stress_wr":{"max_time":477.41,"sim_time":47797.672812,"passed":1,"total":1,"percent":100.0},"i2c_target_stress_rd":{"max_time":21.02,"sim_time":1766.8712930000002,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_stress_wr":{"max_time":74.3,"sim_time":9495.536927,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"target_timeout":{"tests":{"i2c_target_timeout":{"max_time":4.55,"sim_time":1098.4378060000001,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_clock_stretch":{"tests":{"i2c_target_stretch":{"max_time":12.54,"sim_time":4072.7897730000004,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"bad_address":{"tests":{"i2c_target_bad_addr":{"max_time":3.02,"sim_time":666.610873,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_glitch":{"tests":{"i2c_target_hrst":{"max_time":1.82,"sim_time":1080.457792,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_fifo_watermark":{"tests":{"i2c_target_fifo_watermarks_acq":{"max_time":2.5,"sim_time":521.342835,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_watermarks_tx":{"max_time":0.9,"sim_time":102.028251,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"host_mode_config_perf":{"tests":{"i2c_host_perf":{"max_time":100.96,"sim_time":50042.767085,"passed":1,"total":1,"percent":100.0},"i2c_host_perf_precise":{"max_time":1.89,"sim_time":235.237947,"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":13.53,"sim_time":1401.442925,"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":2.51,"sim_time":140.24897099999998,"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":2.8,"sim_time":633.933707,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_acqfull_addr":{"max_time":1.87,"sim_time":437.672727,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_txstretch":{"max_time":1.14,"sim_time":300.198515,"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":15.25,"sim_time":529.272681,"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":2.51,"sim_time":2074.948438,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"alert_test":{"tests":{"i2c_alert_test":{"max_time":0.97,"sim_time":51.944783,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"intr_test":{"tests":{"i2c_intr_test":{"max_time":0.87,"sim_time":44.575489000000005,"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":1.17,"sim_time":31.926857,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"tl_d_illegal_access":{"tests":{"i2c_tl_errors":{"max_time":1.17,"sim_time":31.926857,"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":0.76,"sim_time":18.476962,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":0.8,"sim_time":21.773729,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.96,"sim_time":160.33461,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":0.94,"sim_time":64.249939,"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":0.76,"sim_time":18.476962,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":0.8,"sim_time":21.773729,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.96,"sim_time":160.33461,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":0.94,"sim_time":64.249939,"passed":1,"total":1,"percent":100.0}},"passed":4,"total":4,"percent":100.0}},"passed":37,"total":41,"percent":90.2439024390244},"V2S":{"testpoints":{"tl_intg_err":{"tests":{"i2c_tl_intg_err":{"max_time":2.1,"sim_time":510.183482,"passed":1,"total":1,"percent":100.0},"i2c_sec_cm":{"max_time":1.07,"sim_time":46.461885,"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":2.1,"sim_time":510.183482,"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":15.28,"sim_time":1689.127993,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_error_intr":{"tests":{"i2c_target_unexp_stop":{"max_time":1.11,"sim_time":77.587928,"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":7.55,"sim_time":2642.56915,"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":96.75,"branch":92.69,"condition_expression":85.01,"toggle":89.66,"fsm":45.24},"assertion":96.19,"functional":82.14},"cov_report_page":"/nightly/current_run/scratch/master/i2c-sim-vcs/cov_report/dashboard.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.45004125333326577803777689594132809339359678696835115998264023380325111016976","seed":45004125333326577803777689594132809339359678696835115998264023380325111016976,"line":80,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_error_intr/latest/run.log","log_context":["UVM_INFO @  21812360 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.101380262603086632344038362918063794646666915510410783119079078379151744412744","seed":101380262603086632344038362918063794646666915510410783119079078379151744412744,"line":93,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_stress_all/latest/run.log","log_context":["UVM_INFO @ 2132636588 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.57590710579588118506971147549604303846063561151319105299023557937408219828190","seed":57590710579588118506971147549604303846063561151319105299023557937408219828190,"line":81,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_mode_toggle/latest/run.log","log_context":["UVM_INFO @   3944332 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.49653061300899496411219564912572705938383801160231830136571920967409516626237","seed":49653061300899496411219564912572705938383801160231830136571920967409516626237,"line":84,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_target_glitch/latest/run.log","log_context":["UVM_INFO @ 426280337 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (i2c_base_vseq.sv:1474) [i2c_target_ack_stop_vseq] Check failed obs_intr_state[intr] == exp_val (* [*] vs * [*])":[{"name":"i2c_target_unexp_stop","qual_name":"0.i2c_target_unexp_stop.2034761156625438273989170301286618442949932481238533943268781708253468539128","seed":2034761156625438273989170301286618442949932481238533943268781708253468539128,"line":78,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_target_unexp_stop/latest/run.log","log_context":["UVM_INFO @  77587928 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.19719740059098831458203749853795173584933270538376459780272948700887504332102","seed":19719740059098831458203749853795173584933270538376459780272948700887504332102,"line":98,"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 @ 1689127993 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.21803904974175672121338786338526729108891409133948212730610087364980108743640","seed":21803904974175672121338786338526729108891409133948212730610087364980108743640,"line":85,"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 @ 2642569150 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}]}},"passed":43,"total":50,"percent":86.0}