{"block":{"name":"i2c","variant":null,"commit":"f988e3ee6cfe2f03637ff502b1c0436d8a2c3700","commit_short":"f988e3e","branch":"master","url":"https://github.com/lowRISC/opentitan/tree/f988e3ee6cfe2f03637ff502b1c0436d8a2c3700","revision_info":"GitHub Revision: [`f988e3e`](https://github.com/lowrisc/opentitan/tree/f988e3ee6cfe2f03637ff502b1c0436d8a2c3700)"},"tool":{"name":"xcelium","version":"unknown"},"timestamp":"2026-05-25T19:40:27Z","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":48.0,"sim_time":1394.227955,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_smoke":{"tests":{"i2c_target_smoke":{"max_time":20.0,"sim_time":772.9382439999999,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_hw_reset":{"tests":{"i2c_csr_hw_reset":{"max_time":2.0,"sim_time":19.025547,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_rw":{"tests":{"i2c_csr_rw":{"max_time":1.0,"sim_time":18.633817999999998,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_bit_bash":{"tests":{"i2c_csr_bit_bash":{"max_time":3.0,"sim_time":118.93833599999999,"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":404.395202,"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":1.0,"sim_time":86.650703,"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":1.0,"sim_time":18.633817999999998,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":404.395202,"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":90.61367200000001,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_stress_all":{"tests":{"i2c_host_stress_all":{"max_time":2.0,"sim_time":111.576598,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_maxperf":{"tests":{"i2c_host_perf":{"max_time":64.0,"sim_time":7161.623303,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_override":{"tests":{"i2c_host_override":{"max_time":2.0,"sim_time":48.251512999999996,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_watermark":{"tests":{"i2c_host_fifo_watermark":{"max_time":3602.1547006499018,"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":591.0,"sim_time":4766.734213000001,"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":2.0,"sim_time":190.216816,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_fmt_empty":{"max_time":23.0,"sim_time":373.916313,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_reset_rx":{"max_time":8.0,"sim_time":163.069339,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"host_fifo_full":{"tests":{"i2c_host_fifo_full":{"max_time":366.0,"sim_time":2035.49715,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_timeout":{"tests":{"i2c_host_stretch_timeout":{"max_time":32.0,"sim_time":1862.105835,"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":2.0,"sim_time":691.940875,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_glitch":{"tests":{"i2c_target_glitch":{"max_time":3.0,"sim_time":362.984353,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_stress_all":{"tests":{"i2c_target_stress_all":{"max_time":3600.0,"sim_time":0.0,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_maxperf":{"tests":{"i2c_target_perf":{"max_time":7.0,"sim_time":2994.88282,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_fifo_empty":{"tests":{"i2c_target_stress_rd":{"max_time":12.0,"sim_time":936.270357,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_smoke":{"max_time":5.0,"sim_time":835.347864,"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":3.0,"sim_time":270.607368,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_reset_tx":{"max_time":2.0,"sim_time":242.282078,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"target_fifo_full":{"tests":{"i2c_target_stress_wr":{"max_time":3601.0,"sim_time":0.0,"passed":0,"total":1,"percent":0.0},"i2c_target_stress_rd":{"max_time":12.0,"sim_time":936.270357,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_stress_wr":{"max_time":1548.0,"sim_time":11240.71123,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":3,"percent":66.66666666666667},"target_timeout":{"tests":{"i2c_target_timeout":{"max_time":7.0,"sim_time":1211.045555,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_clock_stretch":{"tests":{"i2c_target_stretch":{"max_time":3.0,"sim_time":1127.331104,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"bad_address":{"tests":{"i2c_target_bad_addr":{"max_time":5.0,"sim_time":729.702239,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_glitch":{"tests":{"i2c_target_hrst":{"max_time":38.0,"sim_time":10131.150314999999,"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":5.0,"sim_time":1788.9982690000002,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_watermarks_tx":{"max_time":2.0,"sim_time":569.696374,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"host_mode_config_perf":{"tests":{"i2c_host_perf":{"max_time":64.0,"sim_time":7161.623303,"passed":1,"total":1,"percent":100.0},"i2c_host_perf_precise":{"max_time":3601.0,"sim_time":0.0,"passed":0,"total":1,"percent":0.0}},"passed":1,"total":2,"percent":50.0},"host_mode_clock_stretching":{"tests":{"i2c_host_stretch_timeout":{"max_time":32.0,"sim_time":1862.105835,"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":4.0,"sim_time":228.550827,"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":594.962802,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_acqfull_addr":{"max_time":3.0,"sim_time":477.287495,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_txstretch":{"max_time":4.0,"sim_time":239.03385699999998,"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":18.0,"sim_time":678.472394,"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":2031.281189,"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":33.763836000000005,"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":17.972525,"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":103.058875,"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":103.058875,"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":2.0,"sim_time":19.025547,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":1.0,"sim_time":18.633817999999998,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":404.395202,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":2.0,"sim_time":26.953166,"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":2.0,"sim_time":19.025547,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":1.0,"sim_time":18.633817999999998,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":2.0,"sim_time":404.395202,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":2.0,"sim_time":26.953166,"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":3.0,"sim_time":564.580556,"passed":1,"total":1,"percent":100.0},"i2c_sec_cm":{"max_time":1.0,"sim_time":118.283944,"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":3.0,"sim_time":564.580556,"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":3.0,"sim_time":341.34062800000004,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_error_intr":{"tests":{"i2c_target_unexp_stop":{"max_time":2.0,"sim_time":220.62544599999998,"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":3.0,"sim_time":213.234371,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0}},"passed":0,"total":3,"percent":0.0}},"coverage":{"code":{"block":96.28,"line_statement":95.71,"branch":93.35,"condition_expression":null,"toggle":87.1,"fsm":84.17},"assertion":96.83,"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.17392959891620788063130679734552456014836099045623239119211128795760023954356","seed":17392959891620788063130679734552456014836099045623239119211128795760023954356,"line":null,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_fifo_watermark/latest/run.log","log_context":[]},{"name":"i2c_host_perf_precise","qual_name":"0.i2c_host_perf_precise.108716389964653332539358280632124265650405220739605421698413961504350712099519","seed":108716389964653332539358280632124265650405220739605421698413961504350712099519,"line":null,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_perf_precise/latest/run.log","log_context":[]},{"name":"i2c_target_stress_wr","qual_name":"0.i2c_target_stress_wr.92475704698230816081124504213974079291357597088416858354929417268197804119518","seed":92475704698230816081124504213974079291357597088416858354929417268197804119518,"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_stress_all","qual_name":"0.i2c_target_stress_all.15571776680399440296571562415009190344145466655519357893718065606257593107880","seed":15571776680399440296571562415009190344145466655519357893718065606257593107880,"line":null,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_stress_all/latest/run.log","log_context":[]}],"UVM_ERROR sequencer [sequencer] Get_next_item called twice without item_done or get in between":[{"name":"i2c_host_stress_all","qual_name":"0.i2c_host_stress_all.113559619000665308998206546257123979924213845253761895829493004397693284957233","seed":113559619000665308998206546257123979924213845253761895829493004397693284957233,"line":95,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_stress_all/latest/run.log","log_context":["UVM_INFO @ 111576598 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.37686680251237005572984183930551784529618030983936305501824634979683326741225","seed":37686680251237005572984183930551784529618030983936305501824634979683326741225,"line":96,"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 @ 213234371 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.95936269751286013818714305383800174896837274427955691284452219633221209084970","seed":95936269751286013818714305383800174896837274427955691284452219633221209084970,"line":93,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_glitch/latest/run.log","log_context":["UVM_INFO @ 362984353 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.86487174323412925884340380836349880808156881496484212547585979265775744274689","seed":86487174323412925884340380836349880808156881496484212547585979265775744274689,"line":87,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_unexp_stop/latest/run.log","log_context":["UVM_INFO @ 220625446 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.18307386880944499441744811061227604393283298117325879467634246673206636823914","seed":18307386880944499441744811061227604393283298117325879467634246673206636823914,"line":88,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_hrst/latest/run.log","log_context":["UVM_INFO @ 10131150315 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (cip_base_vseq.sv:1287) [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.2831481566641654454716164859129625055802725619662513597804502470407224847941","seed":2831481566641654454716164859129625055802725619662513597804502470407224847941,"line":93,"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 @ 341340628 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"UVM_ERROR (i2c_scoreboard.sv:716) [scoreboard] controller_mode_rd_obs_fifo item uncompared:":[{"name":"i2c_host_mode_toggle","qual_name":"0.i2c_host_mode_toggle.24103014701669194070033685709698105011034659731323656126973136605220177334377","seed":24103014701669194070033685709698105011034659731323656126973136605220177334377,"line":94,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_mode_toggle/latest/run.log","log_context":["----------------------------------------------------\n","Name            Type                Size  Value     \n","----------------------------------------------------\n","mon_dut_item    i2c_item            -     @17413    \n"]}]}},"passed":39,"total":50,"percent":78.0}