{"block":{"name":"i2c","variant":null,"commit":"bf3627c34752686087508ae7343738876f8174ff","commit_short":"bf3627c","dirty":false,"branch":"master","url":"https://github.com/lowRISC/opentitan/tree/bf3627c34752686087508ae7343738876f8174ff","revision_info":"GitHub Revision: [`bf3627c`](https://github.com/lowrisc/opentitan/tree/bf3627c34752686087508ae7343738876f8174ff)"},"tool":{"name":"vcs","version":"unknown"},"timestamp":"2026-08-13T15:30:29Z","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":30.42,"sim_time":7724.828359,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_smoke":{"tests":{"i2c_target_smoke":{"max_time":5.35,"sim_time":670.608345,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_hw_reset":{"tests":{"i2c_csr_hw_reset":{"max_time":0.69,"sim_time":31.960798,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_rw":{"tests":{"i2c_csr_rw":{"max_time":0.65,"sim_time":17.49811,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_bit_bash":{"tests":{"i2c_csr_bit_bash":{"max_time":3.65,"sim_time":4323.400182,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_aliasing":{"tests":{"i2c_csr_aliasing":{"max_time":1.4,"sim_time":113.337065,"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":0.75,"sim_time":31.082944,"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":0.65,"sim_time":17.49811,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.4,"sim_time":113.337065,"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":0.62,"sim_time":90.26337,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_stress_all":{"tests":{"i2c_host_stress_all":{"max_time":2.76,"sim_time":403.967581,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_maxperf":{"tests":{"i2c_host_perf":{"max_time":17.33,"sim_time":7686.751035,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_override":{"tests":{"i2c_host_override":{"max_time":0.65,"sim_time":74.951781,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_watermark":{"tests":{"i2c_host_fifo_watermark":{"max_time":159.33,"sim_time":68924.99913699999,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_overflow":{"tests":{"i2c_host_fifo_overflow":{"max_time":32.68,"sim_time":2367.364739,"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":0.84,"sim_time":120.70641,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_fmt_empty":{"max_time":11.83,"sim_time":1922.800916,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_reset_rx":{"max_time":3.59,"sim_time":900.106134,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"host_fifo_full":{"tests":{"i2c_host_fifo_full":{"max_time":40.14,"sim_time":23401.163476,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_timeout":{"tests":{"i2c_host_stretch_timeout":{"max_time":9.35,"sim_time":1733.658234,"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":0.67,"sim_time":57.414761,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_glitch":{"tests":{"i2c_target_glitch":{"max_time":1.67,"sim_time":1508.666122,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_stress_all":{"tests":{"i2c_target_stress_all":{"max_time":40.97,"sim_time":26289.135916000003,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_maxperf":{"tests":{"i2c_target_perf":{"max_time":4.28,"sim_time":939.91023,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_fifo_empty":{"tests":{"i2c_target_stress_rd":{"max_time":36.49,"sim_time":13377.181286000001,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_smoke":{"max_time":4.65,"sim_time":2521.739575,"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":0.79,"sim_time":396.07025699999997,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_reset_tx":{"max_time":0.71,"sim_time":130.30214900000001,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"target_fifo_full":{"tests":{"i2c_target_stress_wr":{"max_time":67.52,"sim_time":46391.469585,"passed":1,"total":1,"percent":100.0},"i2c_target_stress_rd":{"max_time":36.49,"sim_time":13377.181286000001,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_stress_wr":{"max_time":9.21,"sim_time":13592.76737,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"target_timeout":{"tests":{"i2c_target_timeout":{"max_time":4.19,"sim_time":5530.39996,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_clock_stretch":{"tests":{"i2c_target_stretch":{"max_time":4.19,"sim_time":3334.388545,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"bad_address":{"tests":{"i2c_target_bad_addr":{"max_time":3.78,"sim_time":4824.673900999999,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_glitch":{"tests":{"i2c_target_hrst":{"max_time":19.55,"sim_time":10134.934551,"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":1.14,"sim_time":265.287758,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_watermarks_tx":{"max_time":0.81,"sim_time":194.76316699999998,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"host_mode_config_perf":{"tests":{"i2c_host_perf":{"max_time":17.33,"sim_time":7686.751035,"passed":1,"total":1,"percent":100.0},"i2c_host_perf_precise":{"max_time":1.11,"sim_time":169.002314,"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":9.35,"sim_time":1733.658234,"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":1.91,"sim_time":133.93220300000002,"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":1.68,"sim_time":569.866282,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_acqfull_addr":{"max_time":1.61,"sim_time":519.9661639999999,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_txstretch":{"max_time":1.19,"sim_time":693.528449,"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":2.04,"sim_time":938.612785,"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":1.35,"sim_time":2318.5669479999997,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"alert_test":{"tests":{"i2c_alert_test":{"max_time":0.62,"sim_time":36.596244,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"intr_test":{"tests":{"i2c_intr_test":{"max_time":0.62,"sim_time":21.235326,"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":1.34,"sim_time":34.395812,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"tl_d_illegal_access":{"tests":{"i2c_tl_errors":{"max_time":1.34,"sim_time":34.395812,"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":0.69,"sim_time":31.960798,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":0.65,"sim_time":17.49811,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.4,"sim_time":113.337065,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":0.84,"sim_time":26.431939999999997,"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":0.69,"sim_time":31.960798,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":0.65,"sim_time":17.49811,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":1.4,"sim_time":113.337065,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":0.84,"sim_time":26.431939999999997,"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":1.09,"sim_time":202.854457,"passed":1,"total":1,"percent":100.0},"i2c_sec_cm":{"max_time":0.83,"sim_time":241.957265,"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":1.09,"sim_time":202.854457,"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":3.36,"sim_time":425.582443,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_error_intr":{"tests":{"i2c_target_unexp_stop":{"max_time":1.18,"sim_time":141.13728899999998,"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":19.94,"sim_time":957.03655,"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":92.26,"condition_expression":84.78,"toggle":73.69,"fsm":44.05},"assertion":96.19,"functional":77.59},"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.74852859964391153266835179806393013970327691448646706043287121752930023953417","seed":74852859964391153266835179806393013970327691448646706043287121752930023953417,"line":91,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_error_intr/latest/run.log","log_context":["UVM_INFO @  90263370 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.93639531260870443241646968349501790697798614644117722801285485470808343399191","seed":93639531260870443241646968349501790697798614644117722801285485470808343399191,"line":145,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_stress_all/latest/run.log","log_context":["UVM_INFO @ 403967581 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.19111457934676975088570297956504126518141469958947370251239587512817617049332","seed":19111457934676975088570297956504126518141469958947370251239587512817617049332,"line":92,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_host_mode_toggle/latest/run.log","log_context":["UVM_INFO @  57414761 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.79678669622271850489784144393150384054052520901316855166449225416683152204105","seed":79678669622271850489784144393150384054052520901316855166449225416683152204105,"line":95,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_target_glitch/latest/run.log","log_context":["UVM_INFO @ 1508666122 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"Offending '($stable(tx_fifo_wvalid_i) && $stable(tx_fifo_wdata_i))'":[{"name":"i2c_target_unexp_stop","qual_name":"0.i2c_target_unexp_stop.95794118389567379926675732602091767972859490088692367371271359634966163452979","seed":95794118389567379926675732602091767972859490088692367371271359634966163452979,"line":90,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_target_unexp_stop/latest/run.log","log_context":["UVM_ERROR @ 141137289 ps: (i2c_fifos.sv:318) [ASSERT FAILED] TxWriteStableBeforeHandshake_A\n","UVM_INFO @ 141137289 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\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.26642776846072135343761087733607322169804801432782151950625283837999594493764","seed":26642776846072135343761087733607322169804801432782151950625283837999594493764,"line":90,"log_path":"/nightly/current_run/scratch/master/i2c-sim-vcs/0.i2c_target_hrst/latest/run.log","log_context":["UVM_INFO @ 10134934551 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (cip_base_vseq.sv:1296) [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.84956498689167202239862162719251528826472030440640041583161701761910525769709","seed":84956498689167202239862162719251528826472030440640041583161701761910525769709,"line":95,"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 @ 425582443 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.80386909708300766532830154279292050759814603840323475600393981316290821589170","seed":80386909708300766532830154279292050759814603840323475600393981316290821589170,"line":105,"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 @ 957036550 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}]}},"passed":42,"total":50,"percent":84.0}