Simulation Results: uart

 
19/03/2026 16:03:37 DVSim: v1.16.0 sha: 1b83ebf json Branch: master Tool: vcs [unknown]
Coverage statistics
  • Total
  • 78.27 %
  • code
  • 95.84 %
  • assert
  • 97.12 %
  • func
  • 41.85 %
  • line
  • 99.17 %
  • branch
  • 97.44 %
  • cond
  • 95.22 %
  • toggle
  • 91.55 %
Validation stages
V1
62.50%
V2
76.47%
V2S
100.00%
V3
100.00%
Testpoint Test Max Runtime Sim Time Pass Total %
smoke 1 1 100.00
uart_smoke 1.610s 0.000us 1 1 100.00
csr_hw_reset 0 1 0.00
uart_csr_hw_reset 15.925s 0.000us 0 1 0.00
csr_rw 1 1 100.00
uart_csr_rw 0.580s 0.000us 1 1 100.00
csr_bit_bash 1 1 100.00
uart_csr_bit_bash 1.710s 0.000us 1 1 100.00
csr_aliasing 0 1 0.00
uart_csr_aliasing 17.596s 0.000us 0 1 0.00
csr_mem_rw_with_rand_reset 1 1 100.00
uart_csr_mem_rw_with_rand_reset 0.590s 0.000us 1 1 100.00
regwen_csr_and_corresponding_lockable_csr 1 2 50.00
uart_csr_rw 0.580s 0.000us 1 1 100.00
uart_csr_aliasing 17.596s 0.000us 0 1 0.00
Testpoint Test Max Runtime Sim Time Pass Total %
base_random_seq 1 1 100.00
uart_tx_rx 15.190s 0.000us 1 1 100.00
parity 2 2 100.00
uart_smoke 1.610s 0.000us 1 1 100.00
uart_tx_rx 15.190s 0.000us 1 1 100.00
parity_error 2 2 100.00
uart_intr 1.120s 0.000us 1 1 100.00
uart_rx_parity_err 33.240s 0.000us 1 1 100.00
watermark 2 2 100.00
uart_tx_rx 15.190s 0.000us 1 1 100.00
uart_intr 1.120s 0.000us 1 1 100.00
fifo_full 0 1 0.00
uart_fifo_full 66.838s 0.000us 0 1 0.00
fifo_overflow 1 1 100.00
uart_fifo_overflow 119.350s 0.000us 1 1 100.00
fifo_reset 1 1 100.00
uart_fifo_reset 17.430s 0.000us 1 1 100.00
rx_frame_err 1 1 100.00
uart_intr 1.120s 0.000us 1 1 100.00
rx_break_err 1 1 100.00
uart_intr 1.120s 0.000us 1 1 100.00
rx_timeout 1 1 100.00
uart_intr 1.120s 0.000us 1 1 100.00
perf 1 1 100.00
uart_perf 503.800s 0.000us 1 1 100.00
sys_loopback 1 1 100.00
uart_loopback 4.140s 0.000us 1 1 100.00
line_loopback 1 1 100.00
uart_loopback 4.140s 0.000us 1 1 100.00
rx_noise_filter 0 1 0.00
uart_noise_filter 1.980s 0.000us 0 1 0.00
rx_start_bit_filter 0 1 0.00
uart_rx_start_bit_filter 32.365s 0.000us 0 1 0.00
tx_overide 1 1 100.00
uart_tx_ovrd 1.480s 0.000us 1 1 100.00
rx_oversample 1 1 100.00
uart_rx_oversample 9.340s 0.000us 1 1 100.00
long_b2b_transfer 1 1 100.00
uart_long_xfer_wo_dly 291.040s 0.000us 1 1 100.00
stress_all 0 1 0.00
uart_stress_all 13.917s 0.000us 0 1 0.00
alert_test 1 1 100.00
uart_alert_test 0.550s 0.000us 1 1 100.00
intr_test 1 1 100.00
uart_intr_test 0.540s 0.000us 1 1 100.00
tl_d_oob_addr_access 1 1 100.00
uart_tl_errors 1.650s 0.000us 1 1 100.00
tl_d_illegal_access 1 1 100.00
uart_tl_errors 1.650s 0.000us 1 1 100.00
tl_d_outstanding_access 2 4 50.00
uart_csr_hw_reset 15.925s 0.000us 0 1 0.00
uart_csr_rw 0.580s 0.000us 1 1 100.00
uart_csr_aliasing 17.596s 0.000us 0 1 0.00
uart_same_csr_outstanding 0.680s 0.000us 1 1 100.00
tl_d_partial_access 2 4 50.00
uart_csr_hw_reset 15.925s 0.000us 0 1 0.00
uart_csr_rw 0.580s 0.000us 1 1 100.00
uart_csr_aliasing 17.596s 0.000us 0 1 0.00
uart_same_csr_outstanding 0.680s 0.000us 1 1 100.00
Testpoint Test Max Runtime Sim Time Pass Total %
tl_intg_err 2 2 100.00
uart_sec_cm 0.760s 0.000us 1 1 100.00
uart_tl_intg_err 0.950s 0.000us 1 1 100.00
sec_cm_bus_integrity 1 1 100.00
uart_tl_intg_err 0.950s 0.000us 1 1 100.00
Testpoint Test Max Runtime Sim Time Pass Total %
stress_all_with_rand_reset 1 1 100.00
uart_stress_all_with_rand_reset 17.380s 0.000us 1 1 100.00

Error Messages

   Test seed line log context
Job returned non-zero exit code
uart_fifo_full 72316646592317602537572117601511656334745281982532096390758411085502656457875 None
Chronologic VCS simulator copyright 1991-2023
Contains Synopsys proprietary information.
Compiler version U-2023.03-SP2_Full64; Runtime version U-2023.03-SP2_Full64; Mar 19 16:06 2026
Feature removed during lmreread, or wrong
SERVER line hostid.
Check your license file.
Please contact VCS Customer Support at 1-800-VERILOG for more information.
make: *** [/nightly/current_run/opentitan/hw/dv/tools/dvsim/sim.mk:64: simulate] Error 255
uart_rx_start_bit_filter 29182543215966566146455372886430094234154060656158678577223804534139325677390 None
Chronologic VCS simulator copyright 1991-2023
Contains Synopsys proprietary information.
Compiler version U-2023.03-SP2_Full64; Runtime version U-2023.03-SP2_Full64; Mar 19 16:06 2026
Feature removed during lmreread, or wrong
SERVER line hostid.
Check your license file.
Please contact VCS Customer Support at 1-800-VERILOG for more information.
make: *** [/nightly/current_run/opentitan/hw/dv/tools/dvsim/sim.mk:64: simulate] Error 255
uart_stress_all 66107591357897475702349191220378186639962043299619311705847342308821207504413 None
Chronologic VCS simulator copyright 1991-2023
Contains Synopsys proprietary information.
Compiler version U-2023.03-SP2_Full64; Runtime version U-2023.03-SP2_Full64; Mar 19 16:06 2026
Feature removed during lmreread, or wrong
SERVER line hostid.
Check your license file.
Please contact VCS Customer Support at 1-800-VERILOG for more information.
make: *** [/nightly/current_run/opentitan/hw/dv/tools/dvsim/sim.mk:64: simulate] Error 255
uart_csr_hw_reset 38518294349975067732320104038870336662757246178951459931003644381626868183158 None
Chronologic VCS simulator copyright 1991-2023
Contains Synopsys proprietary information.
Compiler version U-2023.03-SP2_Full64; Runtime version U-2023.03-SP2_Full64; Mar 19 16:06 2026
Feature removed during lmreread, or wrong
SERVER line hostid.
Check your license file.
Please contact VCS Customer Support at 1-800-VERILOG for more information.
make: *** [/nightly/current_run/opentitan/hw/dv/tools/dvsim/sim.mk:64: simulate] Error 255
uart_csr_aliasing 32810826683457962396007417522204180642182733698344317863920775391298970696654 None
Chronologic VCS simulator copyright 1991-2023
Contains Synopsys proprietary information.
Compiler version U-2023.03-SP2_Full64; Runtime version U-2023.03-SP2_Full64; Mar 19 16:06 2026
Feature removed during lmreread, or wrong
SERVER line hostid.
Check your license file.
Please contact VCS Customer Support at 1-800-VERILOG for more information.
make: *** [/nightly/current_run/opentitan/hw/dv/tools/dvsim/sim.mk:64: simulate] Error 255
UVM_ERROR (uart_scoreboard.sv:377) [scoreboard] Check failed get_field_val(ral.status.rxempty, item.d_data) == rx_empty_exp (* [*] vs * [*]) check rx_empty fail: uart_rx_clk_pulses = *, rx_q.size = *
uart_noise_filter 63729761991434548592613212248410568260021505034452202631002865941047587806457 74
UVM_ERROR @ 78909157 ps: (uart_scoreboard.sv:377) [uvm_test_top.env.scoreboard] Check failed get_field_val(ral.status.rxempty, item.d_data) == rx_empty_exp (0 [0x0] vs 1 [0x1]) check rx_empty fail: uart_rx_clk_pulses = 0, rx_q.size = 0
UVM_ERROR @ 78909157 ps: (uart_scoreboard.sv:393) [uvm_test_top.env.scoreboard] Check failed get_field_val(ral.status.rxidle, item.d_data) == rx_idle_exp (0 [0x0] vs 1 [0x1]) check rx_idle fail: rx_en = 1, uart_rx_clk_pulses = 0
UVM_ERROR @ 78909157 ps: (csr_utils_pkg.sv:456) [csr_utils_pkg::csr_rd_check.isolation_fork.unnamed$$_0] Check failed obs == exp (0 [0x0] vs 1 [0x1]) Regname: uart_reg_block.status.rxidle reset value: 0x1
UVM_ERROR @ 273976055 ps: (uart_scoreboard.sv:501) uvm_test_top.env.scoreboard [uvm_test_top.env.scoreboard] rxlvl mismatch exp: 1 (+/-1), act: 2, clk_pulses: 0
UVM_ERROR @ 273996673 ps: (uart_scoreboard.sv:531) [uvm_test_top.env.scoreboard] Check failed csr.get_mirrored_value() == item.d_data (76 [0x4c] vs 255 [0xff]) reg name: uart_reg_block.rdata