Simulation Results: i2c

 
02/04/2026 19:24:53 DVSim: v1.17.3 sha: cd62ffa json Branch: master Tool: vcs [unknown]
Coverage statistics
  • Total
  • 85.79 %
  • code
  • 81.38 %
  • assert
  • 95.98 %
  • func
  • 80.02 %
  • line
  • 96.38 %
  • branch
  • 92.26 %
  • cond
  • 84.78 %
  • toggle
  • 89.45 %
  • FSM
  • 44.05 %
Validation stages
V1
100.00%
V2
87.80%
V2S
100.00%
V3
0.00%
Testpoint Test Max Runtime Sim Time Pass Total %
host_smoke 1 1 100.00
i2c_host_smoke 46.250s 2826.689us 1 1 100.00
target_smoke 1 1 100.00
i2c_target_smoke 6.090s 1302.123us 1 1 100.00
csr_hw_reset 1 1 100.00
i2c_csr_hw_reset 0.870s 126.206us 1 1 100.00
csr_rw 1 1 100.00
i2c_csr_rw 0.910s 62.576us 1 1 100.00
csr_bit_bash 1 1 100.00
i2c_csr_bit_bash 3.430s 1467.202us 1 1 100.00
csr_aliasing 1 1 100.00
i2c_csr_aliasing 1.400s 42.971us 1 1 100.00
csr_mem_rw_with_rand_reset 1 1 100.00
i2c_csr_mem_rw_with_rand_reset 0.840s 44.526us 1 1 100.00
regwen_csr_and_corresponding_lockable_csr 2 2 100.00
i2c_csr_rw 0.910s 62.576us 1 1 100.00
i2c_csr_aliasing 1.400s 42.971us 1 1 100.00
Testpoint Test Max Runtime Sim Time Pass Total %
host_error_intr 0 1 0.00
i2c_host_error_intr 0.760s 14.762us 0 1 0.00
host_stress_all 0 1 0.00
i2c_host_stress_all 39.270s 3050.301us 0 1 0.00
host_maxperf 1 1 100.00
i2c_host_perf 171.170s 18596.259us 1 1 100.00
host_override 1 1 100.00
i2c_host_override 0.670s 39.444us 1 1 100.00
host_fifo_watermark 1 1 100.00
i2c_host_fifo_watermark 35.440s 10476.176us 1 1 100.00
host_fifo_overflow 1 1 100.00
i2c_host_fifo_overflow 46.070s 33010.672us 1 1 100.00
host_fifo_reset 3 3 100.00
i2c_host_fifo_reset_fmt 0.950s 124.306us 1 1 100.00
i2c_host_fifo_fmt_empty 6.370s 444.438us 1 1 100.00
i2c_host_fifo_reset_rx 2.260s 712.629us 1 1 100.00
host_fifo_full 1 1 100.00
i2c_host_fifo_full 38.570s 4537.528us 1 1 100.00
host_timeout 1 1 100.00
i2c_host_stretch_timeout 7.760s 1331.536us 1 1 100.00
i2c_host_mode_toggle 0 1 0.00
i2c_host_mode_toggle 1.020s 61.949us 0 1 0.00
target_glitch 0 1 0.00
i2c_target_glitch 2.080s 567.307us 0 1 0.00
target_stress_all 1 1 100.00
i2c_target_stress_all 135.490s 51039.894us 1 1 100.00
target_maxperf 1 1 100.00
i2c_target_perf 4.450s 1821.877us 1 1 100.00
target_fifo_empty 2 2 100.00
i2c_target_stress_rd 27.010s 1282.169us 1 1 100.00
i2c_target_intr_smoke 4.330s 1667.790us 1 1 100.00
target_fifo_reset 2 2 100.00
i2c_target_fifo_reset_acq 1.320s 175.663us 1 1 100.00
i2c_target_fifo_reset_tx 1.130s 255.815us 1 1 100.00
target_fifo_full 3 3 100.00
i2c_target_stress_wr 55.740s 38263.383us 1 1 100.00
i2c_target_stress_rd 27.010s 1282.169us 1 1 100.00
i2c_target_intr_stress_wr 15.250s 8189.199us 1 1 100.00
target_timeout 1 1 100.00
i2c_target_timeout 3.960s 1053.391us 1 1 100.00
target_clock_stretch 1 1 100.00
i2c_target_stretch 1.840s 219.854us 1 1 100.00
bad_address 1 1 100.00
i2c_target_bad_addr 2.260s 2306.807us 1 1 100.00
target_mode_glitch 0 1 0.00
i2c_target_hrst 18.930s 10004.683us 0 1 0.00
target_fifo_watermark 2 2 100.00
i2c_target_fifo_watermarks_acq 2.030s 446.219us 1 1 100.00
i2c_target_fifo_watermarks_tx 1.140s 97.088us 1 1 100.00
host_mode_config_perf 2 2 100.00
i2c_host_perf 171.170s 18596.259us 1 1 100.00
i2c_host_perf_precise 1.210s 48.059us 1 1 100.00
host_mode_clock_stretching 1 1 100.00
i2c_host_stretch_timeout 7.760s 1331.536us 1 1 100.00
target_mode_tx_stretch_ctrl 1 1 100.00
i2c_target_tx_stretch_ctrl 1.640s 80.680us 1 1 100.00
target_mode_nack_generation 3 3 100.00
i2c_target_nack_acqfull 2.200s 1687.494us 1 1 100.00
i2c_target_nack_acqfull_addr 1.560s 1742.140us 1 1 100.00
i2c_target_nack_txstretch 1.080s 147.193us 1 1 100.00
host_mode_halt_on_nak 1 1 100.00
i2c_host_may_nack 5.820s 1684.399us 1 1 100.00
target_mode_smbus_maxlen 1 1 100.00
i2c_target_smbus_maxlen 1.610s 475.399us 1 1 100.00
alert_test 1 1 100.00
i2c_alert_test 0.620s 16.978us 1 1 100.00
intr_test 1 1 100.00
i2c_intr_test 0.880s 26.122us 1 1 100.00
tl_d_oob_addr_access 1 1 100.00
i2c_tl_errors 1.720s 176.973us 1 1 100.00
tl_d_illegal_access 1 1 100.00
i2c_tl_errors 1.720s 176.973us 1 1 100.00
tl_d_outstanding_access 4 4 100.00
i2c_csr_hw_reset 0.870s 126.206us 1 1 100.00
i2c_csr_rw 0.910s 62.576us 1 1 100.00
i2c_csr_aliasing 1.400s 42.971us 1 1 100.00
i2c_same_csr_outstanding 0.950s 73.796us 1 1 100.00
tl_d_partial_access 4 4 100.00
i2c_csr_hw_reset 0.870s 126.206us 1 1 100.00
i2c_csr_rw 0.910s 62.576us 1 1 100.00
i2c_csr_aliasing 1.400s 42.971us 1 1 100.00
i2c_same_csr_outstanding 0.950s 73.796us 1 1 100.00
Testpoint Test Max Runtime Sim Time Pass Total %
tl_intg_err 2 2 100.00
i2c_tl_intg_err 1.730s 238.682us 1 1 100.00
i2c_sec_cm 0.890s 327.663us 1 1 100.00
sec_cm_bus_integrity 1 1 100.00
i2c_tl_intg_err 1.730s 238.682us 1 1 100.00
Testpoint Test Max Runtime Sim Time Pass Total %
host_stress_all_with_rand_reset 0 1 0.00
i2c_host_stress_all_with_rand_reset 1.750s 102.308us 0 1 0.00
target_error_intr 0 1 0.00
i2c_target_unexp_stop 0.910s 56.182us 0 1 0.00
target_stress_all_with_rand_reset 0 1 0.00
i2c_target_stress_all_with_rand_reset 7.100s 2064.586us 0 1 0.00

Error Messages

   Test seed line log context
UVM_ERROR sequencer [sequencer] Get_next_item called twice without item_done or get in between
i2c_host_error_intr 17078460712393071283530533979923986330145618724244543467090219992184475899103 86
UVM_ERROR @ 14762046 ps: uvm_test_top.env.m_i2c_agent.sequencer [uvm_test_top.env.m_i2c_agent.sequencer] Get_next_item called twice without item_done or get in between
UVM_INFO @ 14762046 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
--- UVM Report catcher Summary ---
i2c_host_stress_all 90056550098176268762917159890031738674820755599192603689103841836431353095280 163
UVM_ERROR @ 3050300583 ps: uvm_test_top.env.m_i2c_agent.sequencer [uvm_test_top.env.m_i2c_agent.sequencer] Get_next_item called twice without item_done or get in between
UVM_INFO @ 3050300583 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
--- UVM Report catcher Summary ---
i2c_host_mode_toggle 94536125997248312918557891559109121427888866525313651083857196964356485785935 81
UVM_ERROR @ 61948501 ps: uvm_test_top.env.m_i2c_agent.sequencer [uvm_test_top.env.m_i2c_agent.sequencer] Get_next_item called twice without item_done or get in between
UVM_INFO @ 61948501 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
--- UVM Report catcher Summary ---
UVM_ERROR sequencer [sequencer] get_next_item/try_next_item called twice without item_done or get in between
i2c_target_glitch 21198781509217818386119008029745213712207973287259383877045820609600755166249 84
UVM_ERROR @ 567307433 ps: uvm_test_top.env.m_i2c_agent.sequencer [uvm_test_top.env.m_i2c_agent.sequencer] get_next_item/try_next_item called twice without item_done or get in between
UVM_INFO @ 567307433 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
--- UVM Report catcher Summary ---
UVM_ERROR (i2c_base_vseq.sv:1474) [i2c_target_ack_stop_vseq] Check failed obs_intr_state[intr] == exp_val (* [*] vs * [*])
i2c_target_unexp_stop 39963766963169665917369730160498795243368314607452644445657330361739398847906 78
UVM_ERROR @ 56182236 ps: (i2c_base_vseq.sv:1474) [uvm_test_top.env.virtual_sequencer.i2c_target_ack_stop_vseq] Check failed obs_intr_state[intr] == exp_val (0 [0x0] vs 1 [0x1])
UVM_INFO @ 56182236 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
--- UVM Report catcher Summary ---
UVM_FATAL (i2c_target_hrst_vseq.sv:107) [target_hrst_vseq] wait timeout occurred!
i2c_target_hrst 39279796009908501583240626697054762314895671676987580472734992866457932988471 79
UVM_FATAL @ 10004683326 ps: (i2c_target_hrst_vseq.sv:107) [target_hrst_vseq] wait timeout occurred!
UVM_INFO @ 10004683326 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
--- UVM Report catcher Summary ---
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.
i2c_host_stress_all_with_rand_reset 64672371584428201360559550785723875795031477475424628181777936687985477603306 84
UVM_ERROR @ 102308328 ps: (cip_base_vseq.sv:1236) [uvm_test_top.env.virtual_sequencer.i2c_common_vseq] Check failed (!has_outstanding_access()) Waited 10000 cycles to issue a reset with no outstanding accesses.
UVM_INFO @ 102308328 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
--- UVM Report catcher Summary ---
i2c_target_stress_all_with_rand_reset 104517540245175139363333726227050884408578311325197794075862538481647987306894 86
UVM_ERROR @ 2064586118 ps: (cip_base_vseq.sv:1236) [uvm_test_top.env.virtual_sequencer.i2c_common_vseq] Check failed (!has_outstanding_access()) Waited 10000 cycles to issue a reset with no outstanding accesses.
UVM_INFO @ 2064586118 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
--- UVM Report catcher Summary ---