From fedb1bd2e3f7ddbf6bd78f577847b5c81ab38a5d Mon Sep 17 00:00:00 2001 From: tangxifan Date: Tue, 25 Jan 2022 16:41:36 -0800 Subject: [PATCH] [Test] Add new testcases to validate correctness of the testbenches/Verilog netlists without time stamp --- ...ench_no_time_stamp_example_script.openfpga | 75 +++++++++++++++++++ .../regression_test_scripts/basic_reg_test.sh | 2 + .../config/task.conf | 36 +++++++++ .../config/task.conf | 35 +++++++++ 4 files changed, 148 insertions(+) create mode 100644 openfpga_flow/openfpga_shell_scripts/preconfigured_testbench_no_time_stamp_example_script.openfpga create mode 100644 openfpga_flow/tasks/basic_tests/full_testbench/configuration_chain_no_time_stamp/config/task.conf create mode 100644 openfpga_flow/tasks/basic_tests/preconfig_testbench/configuration_chain_no_time_stamp/config/task.conf diff --git a/openfpga_flow/openfpga_shell_scripts/preconfigured_testbench_no_time_stamp_example_script.openfpga b/openfpga_flow/openfpga_shell_scripts/preconfigured_testbench_no_time_stamp_example_script.openfpga new file mode 100644 index 000000000..186e3fbac --- /dev/null +++ b/openfpga_flow/openfpga_shell_scripts/preconfigured_testbench_no_time_stamp_example_script.openfpga @@ -0,0 +1,75 @@ +# Run VPR for the 'and' design +#--write_rr_graph example_rr_graph.xml +vpr ${VPR_ARCH_FILE} ${VPR_TESTBENCH_BLIF} --clock_modeling route + +# Read OpenFPGA architecture definition +read_openfpga_arch -f ${OPENFPGA_ARCH_FILE} + +# Read OpenFPGA simulation settings +read_openfpga_simulation_setting -f ${OPENFPGA_SIM_SETTING_FILE} + +# Annotate the OpenFPGA architecture to VPR data base +# to debug use --verbose options +link_openfpga_arch --activity_file ${ACTIVITY_FILE} --sort_gsb_chan_node_in_edges + +# Check and correct any naming conflicts in the BLIF netlist +check_netlist_naming_conflict --fix --report ./netlist_renaming.xml + +# Apply fix-up to clustering nets based on routing results +pb_pin_fixup --verbose + +# Apply fix-up to Look-Up Table truth tables based on packing results +lut_truth_table_fixup + +# Build the module graph +# - Enabled compression on routing architecture modules +# - Enable pin duplication on grid modules +build_fabric --compress_routing #--verbose + +# Write the fabric hierarchy of module graph to a file +# This is used by hierarchical PnR flows +write_fabric_hierarchy --file ./fabric_hierarchy.txt + +# Repack the netlist to physical pbs +# This must be done before bitstream generator and testbench generation +# Strongly recommend it is done after all the fix-up have been applied +repack #--verbose + +# Build the bitstream +# - Output the fabric-independent bitstream to a file +build_architecture_bitstream --verbose --write_file fabric_independent_bitstream.xml + +# Build fabric-dependent bitstream +build_fabric_bitstream --verbose + +# Write fabric-dependent bitstream +write_fabric_bitstream --file fabric_bitstream.bit --format plain_text + +# Write the Verilog netlist for FPGA fabric +# - Enable the use of explicit port mapping in Verilog netlist +write_fabric_verilog --file ./SRC --explicit_port_mapping --include_timing --print_user_defined_template --verbose --no_time_stamp + +# Write the Verilog testbench for FPGA fabric +# - We suggest the use of same output directory as fabric Verilog netlists +# - Must specify the reference benchmark file if you want to output any testbenches +# - Enable top-level testbench which is a full verification including programming circuit and core logic of FPGA +# - Enable pre-configured top-level testbench which is a fast verification skipping programming phase +# - Simulation ini file is optional and is needed only when you need to interface different HDL simulators using openfpga flow-run scripts +write_preconfigured_fabric_wrapper --embed_bitstream iverilog --file ./SRC --explicit_port_mapping --no_time_stamp +write_preconfigured_testbench --file ./SRC --reference_benchmark_file_path ${REFERENCE_VERILOG_TESTBENCH} --explicit_port_mapping --no_time_stamp + +# Write the SDC files for PnR backend +# - Turn on every options here +write_pnr_sdc --file ./SDC + +# Write SDC to disable timing for configure ports +write_sdc_disable_timing_configure_ports --file ./SDC/disable_configure_ports.sdc + +# Write the SDC to run timing analysis for a mapped FPGA fabric +write_analysis_sdc --file ./SDC_analysis + +# Finish and exit OpenFPGA +exit + +# Note : +# To run verification at the end of the flow maintain source in ./SRC directory diff --git a/openfpga_flow/regression_test_scripts/basic_reg_test.sh b/openfpga_flow/regression_test_scripts/basic_reg_test.sh index e5e7ff716..16bc4cda1 100755 --- a/openfpga_flow/regression_test_scripts/basic_reg_test.sh +++ b/openfpga_flow/regression_test_scripts/basic_reg_test.sh @@ -10,6 +10,7 @@ echo -e "Basic regression tests"; echo -e "Testing configuration chain of a K4N4 FPGA"; run-task basic_tests/full_testbench/configuration_chain --debug --show_thread_logs +run-task basic_tests/full_testbench/configuration_chain_no_time_stamp --debug --show_thread_logs run-task basic_tests/full_testbench/configuration_chain_use_reset --debug --show_thread_logs run-task basic_tests/full_testbench/configuration_chain_use_resetb --debug --show_thread_logs run-task basic_tests/full_testbench/configuration_chain_use_set --debug --show_thread_logs @@ -22,6 +23,7 @@ run-task basic_tests/full_testbench/fast_configuration_chain_use_set --debug --s run-task basic_tests/full_testbench/smart_fast_configuration_chain --debug --show_thread_logs run-task basic_tests/full_testbench/smart_fast_multi_region_configuration_chain --debug --show_thread_logs run-task basic_tests/preconfig_testbench/configuration_chain --debug --show_thread_logs +run-task basic_tests/preconfig_testbench/configuration_chain_no_time_stamp --debug --show_thread_logs echo -e "Testing fram-based configuration protocol of a K4N4 FPGA"; run-task basic_tests/full_testbench/configuration_frame --debug --show_thread_logs diff --git a/openfpga_flow/tasks/basic_tests/full_testbench/configuration_chain_no_time_stamp/config/task.conf b/openfpga_flow/tasks/basic_tests/full_testbench/configuration_chain_no_time_stamp/config/task.conf new file mode 100644 index 000000000..9e282dd8d --- /dev/null +++ b/openfpga_flow/tasks/basic_tests/full_testbench/configuration_chain_no_time_stamp/config/task.conf @@ -0,0 +1,36 @@ +# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = +# Configuration file for running experiments +# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = +# timeout_each_job : FPGA Task script splits fpga flow into multiple jobs +# Each job execute fpga_flow script on combination of architecture & benchmark +# timeout_each_job is timeout for each job +# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = + +[GENERAL] +run_engine=openfpga_shell +power_tech_file = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml +power_analysis = true +spice_output=false +verilog_output=true +timeout_each_job = 20*60 +fpga_flow=yosys_vpr + +[OpenFPGA_SHELL] +openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/write_full_testbench_example_script.openfpga +openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml +openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml +openfpga_vpr_device_layout= +openfpga_fast_configuration=--no_time_stamp + +[ARCHITECTURES] +arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_N4_tileable_40nm.xml + +[BENCHMARKS] +bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v + +[SYNTHESIS_PARAM] +bench_read_verilog_options_common = -nolatches +bench0_top = and2 + +[SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH] +end_flow_with_test= diff --git a/openfpga_flow/tasks/basic_tests/preconfig_testbench/configuration_chain_no_time_stamp/config/task.conf b/openfpga_flow/tasks/basic_tests/preconfig_testbench/configuration_chain_no_time_stamp/config/task.conf new file mode 100644 index 000000000..3322957c7 --- /dev/null +++ b/openfpga_flow/tasks/basic_tests/preconfig_testbench/configuration_chain_no_time_stamp/config/task.conf @@ -0,0 +1,35 @@ +# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = +# Configuration file for running experiments +# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = +# timeout_each_job : FPGA Task script splits fpga flow into multiple jobs +# Each job execute fpga_flow script on combination of architecture & benchmark +# timeout_each_job is timeout for each job +# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = + +[GENERAL] +run_engine=openfpga_shell +power_tech_file = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml +power_analysis = true +spice_output=false +verilog_output=true +timeout_each_job = 20*60 +fpga_flow=yosys_vpr + +[OpenFPGA_SHELL] +openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/preconfigured_testbench_no_time_stamp_example_script.openfpga +openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_N4_40nm_cc_openfpga.xml +openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/auto_sim_openfpga.xml + +[ARCHITECTURES] +arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_N4_tileable_40nm.xml + +[BENCHMARKS] +bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/and2/and2.v + +[SYNTHESIS_PARAM] +bench_read_verilog_options_common = -nolatches +bench0_top = and2 + +[SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH] +end_flow_with_test= +vpr_fpga_verilog_formal_verification_top_netlist=