{"block":{"name":"i2c","variant":null,"commit":"ef57538507e296d5b0760b8da079181632a7f52e","commit_short":"ef57538","branch":"master","url":"https://github.com/lowRISC/opentitan/tree/ef57538507e296d5b0760b8da079181632a7f52e","revision_info":"GitHub Revision: [`ef57538`](https://github.com/lowrisc/opentitan/tree/ef57538507e296d5b0760b8da079181632a7f52e)"},"tool":{"name":"vcs","version":"unknown"},"timestamp":"2026-04-27T15:30:28Z","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":16.36,"sim_time":6433.988482,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_smoke":{"tests":{"i2c_target_smoke":{"max_time":20.28,"sim_time":3867.533411,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_hw_reset":{"tests":{"i2c_csr_hw_reset":{"max_time":0.91,"sim_time":60.32537,"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":18.475158999999998,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_bit_bash":{"tests":{"i2c_csr_bit_bash":{"max_time":3.89,"sim_time":2065.1265789999998,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_aliasing":{"tests":{"i2c_csr_aliasing":{"max_time":1.63,"sim_time":74.399565,"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":0.83,"sim_time":30.083007000000002,"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":18.475158999999998,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.63,"sim_time":74.399565,"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":0.67,"sim_time":21.097317999999998,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_stress_all":{"tests":{"i2c_host_stress_all":{"max_time":0.75,"sim_time":104.772363,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_maxperf":{"tests":{"i2c_host_perf":{"max_time":2.87,"sim_time":852.483454,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_override":{"tests":{"i2c_host_override":{"max_time":0.87,"sim_time":92.25441599999999,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_watermark":{"tests":{"i2c_host_fifo_watermark":{"max_time":79.96,"sim_time":18607.970241,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_overflow":{"tests":{"i2c_host_fifo_overflow":{"max_time":38.76,"sim_time":2189.673839,"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":1.05,"sim_time":1447.402732,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_fmt_empty":{"max_time":4.97,"sim_time":1660.6785049999999,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_reset_rx":{"max_time":3.32,"sim_time":760.022148,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"host_fifo_full":{"tests":{"i2c_host_fifo_full":{"max_time":58.9,"sim_time":3106.9972089999997,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_timeout":{"tests":{"i2c_host_stretch_timeout":{"max_time":17.76,"sim_time":1537.883816,"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":1.41,"sim_time":257.714606,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_glitch":{"tests":{"i2c_target_glitch":{"max_time":1.99,"sim_time":424.944205,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_stress_all":{"tests":{"i2c_target_stress_all":{"max_time":130.62,"sim_time":69130.299233,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_maxperf":{"tests":{"i2c_target_perf":{"max_time":3.63,"sim_time":733.126581,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_fifo_empty":{"tests":{"i2c_target_stress_rd":{"max_time":38.81,"sim_time":2359.579897,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_smoke":{"max_time":4.96,"sim_time":1025.947625,"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":1.37,"sim_time":256.474475,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_reset_tx":{"max_time":1.44,"sim_time":520.799833,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"target_fifo_full":{"tests":{"i2c_target_stress_wr":{"max_time":634.75,"sim_time":53794.09276299999,"passed":1,"total":1,"percent":100.0},"i2c_target_stress_rd":{"max_time":38.81,"sim_time":2359.579897,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_stress_wr":{"max_time":11.69,"sim_time":10446.836315999999,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"target_timeout":{"tests":{"i2c_target_timeout":{"max_time":4.29,"sim_time":1112.601244,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_clock_stretch":{"tests":{"i2c_target_stretch":{"max_time":33.22,"sim_time":1334.2376410000002,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"bad_address":{"tests":{"i2c_target_bad_addr":{"max_time":4.76,"sim_time":4411.707337000001,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_glitch":{"tests":{"i2c_target_hrst":{"max_time":1.84,"sim_time":316.56097700000004,"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":1.64,"sim_time":2959.359299,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_watermarks_tx":{"max_time":1.47,"sim_time":644.1577169999999,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"host_mode_config_perf":{"tests":{"i2c_host_perf":{"max_time":2.87,"sim_time":852.483454,"passed":1,"total":1,"percent":100.0},"i2c_host_perf_precise":{"max_time":101.96,"sim_time":24578.226979,"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":17.76,"sim_time":1537.883816,"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":3.7,"sim_time":238.27759099999997,"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":1.96,"sim_time":513.788409,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_acqfull_addr":{"max_time":2.21,"sim_time":2356.863192,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_txstretch":{"max_time":1.99,"sim_time":161.541208,"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":6.21,"sim_time":6547.294313,"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":2.63,"sim_time":468.63737699999996,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"alert_test":{"tests":{"i2c_alert_test":{"max_time":0.67,"sim_time":18.303448,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"intr_test":{"tests":{"i2c_intr_test":{"max_time":0.97,"sim_time":17.643451000000002,"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":2.18,"sim_time":516.2335459999999,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"tl_d_illegal_access":{"tests":{"i2c_tl_errors":{"max_time":2.18,"sim_time":516.2335459999999,"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":0.91,"sim_time":60.32537,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":0.8,"sim_time":18.475158999999998,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.63,"sim_time":74.399565,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":0.98,"sim_time":106.55922699999999,"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":0.91,"sim_time":60.32537,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":0.8,"sim_time":18.475158999999998,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.63,"sim_time":74.399565,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":0.98,"sim_time":106.55922699999999,"passed":1,"total":1,"percent":100.0}},"passed":4,"total":4,"percent":100.0}},"passed":38,"total":41,"percent":92.6829268292683},"V2S":{"testpoints":{"tl_intg_err":{"tests":{"i2c_tl_intg_err":{"max_time":1.95,"sim_time":514.335276,"passed":1,"total":1,"percent":100.0},"i2c_sec_cm":{"max_time":1.03,"sim_time":94.08446799999999,"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":1.95,"sim_time":514.335276,"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":7.91,"sim_time":1185.254643,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_error_intr":{"tests":{"i2c_target_unexp_stop":{"max_time":0.84,"sim_time":166.937922,"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":1.42,"sim_time":147.917101,"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":92.76,"condition_expression":85.53,"toggle":89.66,"fsm":45.83},"assertion":96.19,"functional":82.24},"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.35163995532081909845735422924814082746515079268993417055924302747352174793676","seed":35163995532081909845735422924814082746515079268993417055924302747352174793676,"line":80,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_error_intr/latest/run.log","log_context":["UVM_INFO @  21097318 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.42573425284368232895905123347970229338278654692215199703593858069762987428877","seed":42573425284368232895905123347970229338278654692215199703593858069762987428877,"line":86,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_stress_all/latest/run.log","log_context":["UVM_INFO @ 104772363 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.2859019455032162387400228345699324592222107094970341083147092573902673267691","seed":2859019455032162387400228345699324592222107094970341083147092573902673267691,"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 @ 147917101 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.18944755029469432795932839898644449942150566547254075142455527061908782450779","seed":18944755029469432795932839898644449942150566547254075142455527061908782450779,"line":84,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_target_glitch/latest/run.log","log_context":["UVM_INFO @ 424944205 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.74445071845868846133850358142266088050440119186453141031366269527555048661654","seed":74445071845868846133850358142266088050440119186453141031366269527555048661654,"line":78,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_target_unexp_stop/latest/run.log","log_context":["UVM_INFO @ 166937922 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.89367446270720022988422043636342629135691808762581401386334206596583225906583","seed":89367446270720022988422043636342629135691808762581401386334206596583225906583,"line":89,"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 @ 1185254643 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}]}},"passed":44,"total":50,"percent":88.0}