From 0e9cf6e9099bd7bcc33a1b917e7cc56ee39214d9 Mon Sep 17 00:00:00 2001 From: tangxifan Date: Sun, 6 Aug 2023 22:11:38 -0700 Subject: [PATCH] [test] added a new testcase to validate heterogeneous fpga using group config block --- ...reconfig_testbench_example_script.openfpga | 78 +++++++++++++++++++ .../config/task.conf | 55 +++++++++++++ .../config/tile_config.xml | 1 + 3 files changed, 134 insertions(+) create mode 100644 openfpga_flow/openfpga_shell_scripts/group_config_block_preconfig_testbench_example_script.openfpga create mode 100644 openfpga_flow/tasks/basic_tests/group_config_block/group_config_block_hetero_fabric_tile/config/task.conf create mode 100644 openfpga_flow/tasks/basic_tests/group_config_block/group_config_block_hetero_fabric_tile/config/tile_config.xml diff --git a/openfpga_flow/openfpga_shell_scripts/group_config_block_preconfig_testbench_example_script.openfpga b/openfpga_flow/openfpga_shell_scripts/group_config_block_preconfig_testbench_example_script.openfpga new file mode 100644 index 000000000..978feaa56 --- /dev/null +++ b/openfpga_flow/openfpga_shell_scripts/group_config_block_preconfig_testbench_example_script.openfpga @@ -0,0 +1,78 @@ +# Run VPR for the 'and' design +#--write_rr_graph example_rr_graph.xml +vpr ${VPR_ARCH_FILE} ${VPR_TESTBENCH_BLIF} --device ${OPENFPGA_VPR_DEVICE} --route_chan_width ${OPENFPGA_VPR_ROUTE_CHAN_WIDTH} --clock_modeling ideal ${OPENFPGA_VPR_EXTRA_OPTIONS} + +# Read OpenFPGA architecture definition +read_openfpga_arch -f ${OPENFPGA_ARCH_FILE} + +# Read OpenFPGA simulation settings +read_openfpga_simulation_setting -f ${OPENFPGA_SIM_SETTING_FILE} + +# Annotate the OpenFPGA architecture to VPR data base +# to debug use --verbose options +link_openfpga_arch --sort_gsb_chan_node_in_edges + +# Check and correct any naming conflicts in the BLIF netlist +check_netlist_naming_conflict --fix --report ./netlist_renaming.xml + +# Apply fix-up to Look-Up Table truth tables based on packing results +lut_truth_table_fixup + +# Optionally pb pin fixup +${OPENFPGA_PB_PIN_FIXUP_COMMAND} + +# Build the module graph +# - Enabled compression on routing architecture modules +# - Enable pin duplication on grid modules +build_fabric --compress_routing --group_config_block ${OPENFPGA_GROUP_TILE_CONFIG_OPTION} #--verbose +# Add a fpga core between fpga top and the underlying modules +${OPENFPGA_ADD_FPGA_CORE_MODULE} + +# 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 + +# 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 ${OPENFPGA_VERILOG_TESTBENCH_OPTIONS} +write_preconfigured_testbench --file ./SRC --reference_benchmark_file_path ${REFERENCE_VERILOG_TESTBENCH} ${OPENFPGA_VERILOG_TESTBENCH_OPTIONS} + +# Write the SDC files for PnR backend +# - Turn on every options here +# FIXME: Not supported yet. +#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/tasks/basic_tests/group_config_block/group_config_block_hetero_fabric_tile/config/task.conf b/openfpga_flow/tasks/basic_tests/group_config_block/group_config_block_hetero_fabric_tile/config/task.conf new file mode 100644 index 000000000..c8f54dda0 --- /dev/null +++ b/openfpga_flow/tasks/basic_tests/group_config_block/group_config_block_hetero_fabric_tile/config/task.conf @@ -0,0 +1,55 @@ +# = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = +# 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 = ${PATH:OPENFPGA_PATH}/openfpga_flow/tech/PTM_45nm/45nm.xml +power_analysis = false +spice_output=false +verilog_output=true +timeout_each_job = 20*60 +fpga_flow=yosys_vpr + +[OpenFPGA_SHELL] +openfpga_shell_template=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_shell_scripts/group_config_block_preconfig_testbench_example_script.openfpga +openfpga_arch_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_arch/k4_frac_N8_reset_softadder_register_scan_chain_dsp8_caravel_io_skywater130nm_fdhd_cc_openfpga.xml +openfpga_sim_setting_file=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_simulation_settings/fixed_sim_openfpga.xml +openfpga_vpr_extra_options=--constant_net_method route --skip_sync_clustering_and_routing_results on +openfpga_pb_pin_fixup_command = pb_pin_fixup --verbose +openfpga_vpr_device=3x2 +openfpga_vpr_route_chan_width=60 +openfpga_group_tile_config_option=--group_tile ${PATH:TASK_DIR}/config/tile_config.xml +openfpga_verilog_testbench_options= +openfpga_add_fpga_core_module= + +[ARCHITECTURES] +arch0=${PATH:OPENFPGA_PATH}/openfpga_flow/vpr_arch/k4_frac_N8_tileable_reset_softadder_register_scan_chain_dsp8_nonLR_caravel_io_skywater130nm.xml + +[BENCHMARKS] +bench0=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/mac/mac_2/mac_2.v +bench1=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/mac/mac_4/mac_4.v +bench2=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/mac/mac_6/mac_6.v +bench3=${PATH:OPENFPGA_PATH}/openfpga_flow/benchmarks/micro_benchmark/mac/mac_8/mac_8.v + +[SYNTHESIS_PARAM] +# Yosys script parameters +bench_yosys_cell_sim_verilog_common=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_yosys_techlib/k4_frac_N8_tileable_reset_softadder_register_scan_chain_dsp8_nonLR_caravel_io_skywater130nm_cell_sim.v +bench_yosys_dsp_map_verilog_common=${PATH:OPENFPGA_PATH}/openfpga_flow/openfpga_yosys_techlib/k4_frac_N8_tileable_reset_softadder_register_scan_chain_dsp8_nonLR_caravel_io_skywater130nm_dsp_map.v +bench_yosys_dsp_map_parameters_common=-D DSP_A_MAXWIDTH=8 -D DSP_B_MAXWIDTH=8 -D DSP_A_MINWIDTH=2 -D DSP_B_MINWIDTH=2 -D DSP_NAME=mult_8x8 +bench_read_verilog_options_common = -nolatches +bench_yosys_common=${PATH:OPENFPGA_PATH}/openfpga_flow/misc/ys_tmpl_yosys_vpr_dsp_flow.ys +bench_yosys_rewrite_common=${PATH:OPENFPGA_PATH}/openfpga_flow/misc/ys_tmpl_yosys_vpr_flow_with_rewrite.ys;${PATH:OPENFPGA_PATH}/openfpga_flow/misc/ys_tmpl_rewrite_flow.ys + +bench0_top = mac_2 +bench1_top = mac_4 +bench2_top = mac_6 +bench3_top = mac_8 + +[SCRIPT_PARAM_MIN_ROUTE_CHAN_WIDTH] +end_flow_with_test= +vpr_fpga_verilog_formal_verification_top_netlist= diff --git a/openfpga_flow/tasks/basic_tests/group_config_block/group_config_block_hetero_fabric_tile/config/tile_config.xml b/openfpga_flow/tasks/basic_tests/group_config_block/group_config_block_hetero_fabric_tile/config/tile_config.xml new file mode 100644 index 000000000..1a1f3f6e8 --- /dev/null +++ b/openfpga_flow/tasks/basic_tests/group_config_block/group_config_block_hetero_fabric_tile/config/tile_config.xml @@ -0,0 +1 @@ +