{"block":{"name":"i2c","variant":null,"commit":"40dffb6f55c1a610d0cfa087738d1147d5665028","commit_short":"40dffb6","dirty":true,"branch":"master","url":"https://github.com/lowRISC/opentitan/tree/40dffb6f55c1a610d0cfa087738d1147d5665028","revision_info":"GitHub Revision: [`40dffb6`](https://github.com/lowrisc/opentitan/tree/40dffb6f55c1a610d0cfa087738d1147d5665028)"},"tool":{"name":"xcelium","version":"unknown"},"timestamp":"2026-07-23T19:40:32Z","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":234.0,"sim_time":2286.85063,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_smoke":{"tests":{"i2c_target_smoke":{"max_time":11.0,"sim_time":4541.523819,"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":77.597949,"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":20.332188,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_bit_bash":{"tests":{"i2c_csr_bit_bash":{"max_time":7.0,"sim_time":557.409003,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"csr_aliasing":{"tests":{"i2c_csr_aliasing":{"max_time":3.0,"sim_time":407.19478999999995,"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":75.809052,"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":20.332188,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":3.0,"sim_time":407.19478999999995,"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":29.140226,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"host_stress_all":{"tests":{"i2c_host_stress_all":{"max_time":2362.0,"sim_time":4875.330148,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_maxperf":{"tests":{"i2c_host_perf":{"max_time":32.0,"sim_time":8717.304519,"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":32.793224,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"host_fifo_watermark":{"tests":{"i2c_host_fifo_watermark":{"max_time":3600.0,"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":1143.0,"sim_time":8781.092256,"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":246.31779,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_fmt_empty":{"max_time":63.0,"sim_time":4056.757769,"passed":1,"total":1,"percent":100.0},"i2c_host_fifo_reset_rx":{"max_time":7.0,"sim_time":171.870777,"passed":1,"total":1,"percent":100.0}},"passed":3,"total":3,"percent":100.0},"host_fifo_full":{"tests":{"i2c_host_fifo_full":{"max_time":886.0,"sim_time":12237.518954,"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":8283.027041,"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":15.978897000000002,"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":1065.290639,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0},"target_stress_all":{"tests":{"i2c_target_stress_all":{"max_time":97.0,"sim_time":26346.502013999998,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_maxperf":{"tests":{"i2c_target_perf":{"max_time":4.0,"sim_time":712.026373,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_fifo_empty":{"tests":{"i2c_target_stress_rd":{"max_time":25.0,"sim_time":3072.440877,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_smoke":{"max_time":8.0,"sim_time":2378.84695,"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":457.469829,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_reset_tx":{"max_time":2.0,"sim_time":411.452564,"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":25.0,"sim_time":3072.440877,"passed":1,"total":1,"percent":100.0},"i2c_target_intr_stress_wr":{"max_time":1351.0,"sim_time":21244.370793000002,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":3,"percent":66.66666666666667},"target_timeout":{"tests":{"i2c_target_timeout":{"max_time":9.0,"sim_time":5226.953877999999,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_clock_stretch":{"tests":{"i2c_target_stretch":{"max_time":95.0,"sim_time":2888.433264,"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":4287.759368,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"target_mode_glitch":{"tests":{"i2c_target_hrst":{"max_time":8.0,"sim_time":10054.240393999999,"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":1995.024774,"passed":1,"total":1,"percent":100.0},"i2c_target_fifo_watermarks_tx":{"max_time":2.0,"sim_time":120.42191199999999,"passed":1,"total":1,"percent":100.0}},"passed":2,"total":2,"percent":100.0},"host_mode_config_perf":{"tests":{"i2c_host_perf":{"max_time":32.0,"sim_time":8717.304519,"passed":1,"total":1,"percent":100.0},"i2c_host_perf_precise":{"max_time":3.0,"sim_time":128.557465,"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":32.0,"sim_time":8283.027041,"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":120.699227,"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":6.0,"sim_time":10302.29041,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_acqfull_addr":{"max_time":4.0,"sim_time":1169.555106,"passed":1,"total":1,"percent":100.0},"i2c_target_nack_txstretch":{"max_time":3.0,"sim_time":695.471715,"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":4.0,"sim_time":303.43784000000005,"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":3.0,"sim_time":1059.558641,"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":26.810826000000002,"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":42.07558,"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":2.0,"sim_time":34.103366,"passed":1,"total":1,"percent":100.0}},"passed":1,"total":1,"percent":100.0},"tl_d_illegal_access":{"tests":{"i2c_tl_errors":{"max_time":2.0,"sim_time":34.103366,"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":77.597949,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":1.0,"sim_time":20.332188,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":3.0,"sim_time":407.19478999999995,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":1.0,"sim_time":194.825707,"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":77.597949,"passed":1,"total":1,"percent":100.0},"i2c_csr_rw":{"max_time":1.0,"sim_time":20.332188,"passed":1,"total":1,"percent":100.0},"i2c_csr_aliasing":{"max_time":3.0,"sim_time":407.19478999999995,"passed":1,"total":1,"percent":100.0},"i2c_same_csr_outstanding":{"max_time":1.0,"sim_time":194.825707,"passed":1,"total":1,"percent":100.0}},"passed":4,"total":4,"percent":100.0}},"passed":35,"total":41,"percent":85.36585365853658},"V2S":{"testpoints":{"tl_intg_err":{"tests":{"i2c_tl_intg_err":{"max_time":2.0,"sim_time":860.2956280000001,"passed":1,"total":1,"percent":100.0},"i2c_sec_cm":{"max_time":1.0,"sim_time":253.88293299999998,"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":860.2956280000001,"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":20.0,"sim_time":1935.552296,"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":127.276192,"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":1.0,"sim_time":35.382628,"passed":0,"total":1,"percent":0.0}},"passed":0,"total":1,"percent":0.0}},"passed":0,"total":3,"percent":0.0}},"coverage":{"code":{"block":96.14,"line_statement":95.51,"branch":93.09,"condition_expression":null,"toggle":72.68,"fsm":82.73},"assertion":97.25,"functional":81.38},"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.17235087878295918837082692516082537419836363750346918720696061992711831139190","seed":17235087878295918837082692516082537419836363750346918720696061992711831139190,"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.75553737922098332806807543458072550149205305646339929550111559875407519260361","seed":75553737922098332806807543458072550149205305646339929550111559875407519260361,"line":null,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_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.32974232848259293533740122966794301005164049558056731004787588283946157453194","seed":32974232848259293533740122966794301005164049558056731004787588283946157453194,"line":89,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_error_intr/latest/run.log","log_context":["UVM_INFO @  29140226 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.10074467867469252356235798941932216808375815517944893397444511744045179590112","seed":10074467867469252356235798941932216808375815517944893397444511744045179590112,"line":94,"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 @  35382628 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.77926105212819961130636131478034130201650551183548978104217114416452968815671","seed":77926105212819961130636131478034130201650551183548978104217114416452968815671,"line":90,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_host_mode_toggle/latest/run.log","log_context":["UVM_INFO @  15978897 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.25241868660340601019804942350150243200424896535645527761877661986539178316436","seed":25241868660340601019804942350150243200424896535645527761877661986539178316436,"line":93,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_glitch/latest/run.log","log_context":["UVM_INFO @ 1065290639 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}],"xmsim: *E,ASRTST (/nightly/current_run/scratch/master/i2c-sim-xcelium/default/fusesoc-work/src/lowrisc_ip_i2c_*/rtl/i2c_fifos.sv,320): Assertion TxWriteStableBeforeHandshake_A has failed (* cycles, starting * PS)":[{"name":"i2c_target_unexp_stop","qual_name":"0.i2c_target_unexp_stop.110990488477945581953746775734123416415646190014189433811555153443486136291638","seed":110990488477945581953746775734123416415646190014189433811555153443486136291638,"line":89,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_unexp_stop/latest/run.log","log_context":["UVM_ERROR @ 127276192 ps: (i2c_fifos.sv:320) [ASSERT FAILED] TxWriteStableBeforeHandshake_A\n","UVM_INFO @ 127276192 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.18161877605159225223870598197282666279571512763578355008483481761524294312878","seed":18161877605159225223870598197282666279571512763578355008483481761524294312878,"line":88,"log_path":"/nightly/current_run/scratch/master/i2c-sim-xcelium/0.i2c_target_hrst/latest/run.log","log_context":["UVM_INFO @ 10054240394 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.78804414999613391368686752521934646161067372956997680968952888274678719234201","seed":78804414999613391368686752521934646161067372956997680968952888274678719234201,"line":98,"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 @ 1935552296 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER] \n","--- UVM Report catcher Summary ---\n","\n","\n"]}]}},"passed":41,"total":50,"percent":82.0}