{"block":{"name":"i2c","variant":null,"commit":"ca576177b4ed71841f29cef0e7d22c4296cdd768","commit_short":"ca57617","dirty":true,"branch":"master","url":"https://github.com/lowRISC/opentitan/tree/ca576177b4ed71841f29cef0e7d22c4296cdd768","revision_info":"GitHub Revision: [`ca57617`](https://github.com/lowrisc/opentitan/tree/ca576177b4ed71841f29cef0e7d22c4296cdd768)"},"tool":{"name":"xcelium","version":"24.03-s007"},"timestamp":"2026-08-25T21:46:36Z","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":146.0,"sim_time":7435.250069,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_smoke":{"tests":{"i2c_target_smoke":{"max_time":16.0,"sim_time":5760.975084,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_hw_reset":{"tests":{"i2c_csr_hw_reset":{"max_time":1.0,"sim_time":55.259976,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_rw":{"tests":{"i2c_csr_rw":{"max_time":2.0,"sim_time":59.696271,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_bit_bash":{"tests":{"i2c_csr_bit_bash":{"max_time":8.0,"sim_time":1310.761051,"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":86.415262,"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":97.991029,"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":2.0,"sim_time":59.696271,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":86.415262,"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":21.570789,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_stress_all":{"tests":{"i2c_host_stress_all":{"max_time":27.0,"sim_time":1191.820098,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_maxperf":{"tests":{"i2c_host_perf":{"max_time":1293.0,"sim_time":5949.490665,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_override":{"tests":{"i2c_host_override":{"max_time":1.0,"sim_time":24.062701,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_watermark":{"tests":{"i2c_host_fifo_watermark":{"max_time":3602.225350667723,"sim_time":0.0,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_fifo_overflow":{"tests":{"i2c_host_fifo_overflow":{"max_time":2615.0,"sim_time":6914.3047910000005,"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":3.0,"sim_time":180.601539,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_fmt_empty":{"max_time":5.0,"sim_time":135.538736,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_reset_rx":{"max_time":7.0,"sim_time":603.986053,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"host_fifo_full":{"tests":{"i2c_host_fifo_full":{"max_time":925.0,"sim_time":3744.407847,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_timeout":{"tests":{"i2c_host_stretch_timeout":{"max_time":13.0,"sim_time":2450.894872,"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":1.0,"sim_time":104.95555800000001,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_glitch":{"tests":{"i2c_target_glitch":{"max_time":5.0,"sim_time":1072.579047,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_stress_all":{"tests":{"i2c_target_stress_all":{"max_time":39.0,"sim_time":10558.293437,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_maxperf":{"tests":{"i2c_target_perf":{"max_time":10.0,"sim_time":3946.9706699999997,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_fifo_empty":{"tests":{"i2c_target_stress_rd":{"max_time":45.0,"sim_time":1320.256007,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_smoke":{"max_time":5.0,"sim_time":644.124451,"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":371.96371600000003,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_reset_tx":{"max_time":3.0,"sim_time":187.518234,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"target_fifo_full":{"tests":{"i2c_target_stress_wr":{"max_time":3600.0,"sim_time":0.0,"passed":0,"total":1,"percent":0.0},"i2c_target_stress_rd":{"max_time":45.0,"sim_time":1320.256007,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_stress_wr":{"max_time":3601.0,"sim_time":0.0,"passed":0,"total":1,"percent":0.0}},"passed":1,"total":3,"percent":33.333333333333336},"target_timeout":{"tests":{"i2c_target_timeout":{"max_time":10.0,"sim_time":5662.02722,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_clock_stretch":{"tests":{"i2c_target_stretch":{"max_time":18.0,"sim_time":2396.232887,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"bad_address":{"tests":{"i2c_target_bad_addr":{"max_time":9.0,"sim_time":6257.2371299999995,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_glitch":{"tests":{"i2c_target_hrst":{"max_time":12.0,"sim_time":10571.812648,"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":4.0,"sim_time":305.59522999999996,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_watermarks_tx":{"max_time":3.0,"sim_time":3493.9880860000003,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"host_mode_config_perf":{"tests":{"i2c_host_perf":{"max_time":1293.0,"sim_time":5949.490665,"passed":1,"total":1,"percent":100.0},"i2c_host_perf_precise":{"max_time":3.0,"sim_time":94.874969,"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":13.0,"sim_time":2450.894872,"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":3.0,"sim_time":57.674454,"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":5.0,"sim_time":5464.81575,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_acqfull_addr":{"max_time":4.0,"sim_time":1122.065656,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_txstretch":{"max_time":4.0,"sim_time":173.328935,"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":7.0,"sim_time":467.654341,"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":5.0,"sim_time":471.903847,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"alert_test":{"tests":{"i2c_alert_test":{"max_time":1.0,"sim_time":35.651120000000006,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"intr_test":{"tests":{"i2c_intr_test":{"max_time":1.0,"sim_time":17.825885999999997,"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":3.0,"sim_time":1656.136356,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"tl_d_illegal_access":{"tests":{"i2c_tl_errors":{"max_time":3.0,"sim_time":1656.136356,"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":1.0,"sim_time":55.259976,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":2.0,"sim_time":59.696271,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":86.415262,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":2.0,"sim_time":165.25814499999998,"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":1.0,"sim_time":55.259976,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":2.0,"sim_time":59.696271,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":86.415262,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":2.0,"sim_time":165.25814499999998,"passed":1,"total":1,"percent":100.0}},"passed":4,"total":4,"percent":100.0}},"passed":33,"total":41,"percent":80.48780487804878},"V2S":{"testpoints":{"tl_intg_err":{"tests":{"i2c_tl_intg_err":{"max_time":2.0,"sim_time":90.35489,"passed":1,"total":1,"percent":100.0},"i2c_sec_cm":{"max_time":2.0,"sim_time":98.525152,"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":90.35489,"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":5.0,"sim_time":179.798495,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_error_intr":{"tests":{"i2c_target_unexp_stop":{"max_time":3.0,"sim_time":186.258002,"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":17.0,"sim_time":978.249995,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0}},"passed":0,"total":3,"percent":0.0}},"coverage":{"code":{"block":95.9,"line_statement":95.23,"branch":92.63,"condition_expression":null,"toggle":72.68,"fsm":82.01},"assertion":97.46,"functional":81.05},"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":{"Job timed out after * minutes":[{"name":"i2c_host_fifo_watermark","qual_name":"0.i2c_host_fifo_watermark.63031182174809237056870287584896601830544243439968167934175287998635616366915","seed":63031182174809237056870287584896601830544243439968167934175287998635616366915,"line":null,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_fifo_watermark/latest/run.log","log_context":[]},{"name":"i2c_target_stress_wr","qual_name":"0.i2c_target_stress_wr.103269723947443734152702102436605241652163869804832423201736654695673585160009","seed":103269723947443734152702102436605241652163869804832423201736654695673585160009,"line":null,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_stress_wr/latest/run.log","log_context":[]},{"name":"i2c_target_intr_stress_wr","qual_name":"0.i2c_target_intr_stress_wr.72608916999382176315568014093737738467455138103432742995311940955147264540018","seed":72608916999382176315568014093737738467455138103432742995311940955147264540018,"line":null,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_intr_stress_wr/latest/run.log","log_context":[]}],"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.68776264355148248288766675233948850442422507111545323477145904773117860027395","seed":68776264355148248288766675233948850442422507111545323477145904773117860027395,"line":89,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_error_intr/latest/run.log","log_context":["UVM_INFO @  21570789 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.68472299509175595774766474131246192039419393248270606233375940894297705836898","seed":68472299509175595774766474131246192039419393248270606233375940894297705836898,"line":136,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_stress_all/latest/run.log","log_context":["UVM_INFO @ 1191820098 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.109681692415240802256751157811127728351229734566230843320244677066937166816380","seed":109681692415240802256751157811127728351229734566230843320244677066937166816380,"line":90,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_mode_toggle/latest/run.log","log_context":["UVM_INFO @ 104955558 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.85980185420003113865985835015402056611900152782593271890387643506722080396113","seed":85980185420003113865985835015402056611900152782593271890387643506722080396113,"line":93,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_glitch/latest/run.log","log_context":["UVM_INFO @ 1072579047 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (i2c_scoreboard.sv:680) [scoreboard] Check failed obs.data_q[i] == exp.data_q[i] (* [*] vs * [*])":[{"name":"i2c_target_unexp_stop","qual_name":"0.i2c_target_unexp_stop.57411598162890499414558096348064269434513001439190862337805582396047159332171","seed":57411598162890499414558096348064269434513001439190862337805582396047159332171,"line":87,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_unexp_stop/latest/run.log","log_context":["UVM_INFO @ 186258002 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.11576261868086944541900064844842176779833543698185530959740526333069739452449","seed":11576261868086944541900064844842176779833543698185530959740526333069739452449,"line":88,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_hrst/latest/run.log","log_context":["UVM_INFO @ 10571812648 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (cip_base_vseq.sv:1297) [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.3741918974241893861793623285624464218511802164953828296183089161482837033291","seed":3741918974241893861793623285624464218511802164953828296183089161482837033291,"line":113,"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 @ 179798495 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.55689478893257902834204599652496968031968159434764222077525333064381152896185","seed":55689478893257902834204599652496968031968159434764222077525333064381152896185,"line":98,"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 @ 978249995 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}]}},"passed":39,"total":50,"percent":78.0}