| # Copyright lowRISC contributors. |
| # Licensed under the Apache License, Version 2.0, see LICENSE for details. |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| puts "=================== Flow Vars ===================" |
| |
| # Every variable "variable_name" can be overwritten by defining a corresponding environment variable "LR_SYNTH_VARIABLE_NAME". |
| # function (see flow_utils.tcl) - variable name - default value |
| |
| set_flow_var cell_library_path "cmos_cells.lib" "Path to cell library" |
| set_flow_var ip_name "kmac" "IP name" |
| set_flow_var top_module "keccak_2share" "top module" |
| set_flow_var out_dir "syn_out" "Output directory for synthesis" |
| set_flow_var pre_map_out "./${lr_synth_out_dir}/generated/${lr_synth_top_module}.pre_map.v" "Pre-mapping netlist out" |
| set_flow_var alma_out "./${lr_synth_out_dir}/generated/${lr_synth_top_module}.alma.v" "Alma netlist out for pre-silicon SCA verification" |
| set_flow_var netlist_out "./${lr_synth_out_dir}/generated/${lr_synth_top_module}_netlist.v" "netlist out" |
| set_flow_var config_file "${lr_synth_ip_name}_lr_synth_conf.tcl" "Synth config file" |
| set_flow_var rpt_out "./${lr_synth_out_dir}/reports" "Report output directory" |
| set_flow_bool_var flatten 1 "flatten" |
| set_flow_bool_var timing_run 0 "timing run" |
| set_flow_var width 1600 "Width of the SHA3 core datapath" |
| set_flow_bool_var en_masking 0 "Enable 1st order masking of the SHA3 core" |
| |
| source $lr_synth_config_file |
| |
| if { $lr_synth_timing_run } { |
| set_flow_var cell_library_name "nangate" "Name of cell library" |
| set_flow_var sdc_file_in "${lr_synth_ip_name}.${lr_synth_cell_library_name}.sdc" "Input SDC file" |
| set_flow_var abc_sdc_file_in "${lr_synth_ip_name}_abc.${lr_synth_cell_library_name}.sdc" "Input SDC file for ABC" |
| |
| set sdc_file_out_default [string range $lr_synth_sdc_file_in 0 [expr [string last ".sdc" $lr_synth_sdc_file_in] - 1]] |
| set sdc_file_out_default "./${lr_synth_out_dir}/generated/$sdc_file_out_default.out.sdc" |
| set_flow_var sdc_file_out $sdc_file_out_default "Output SDC file" |
| |
| set sta_netlist_out_default [string range $lr_synth_netlist_out 0 [expr [string last ".v" $lr_synth_netlist_out] - 1]] |
| set sta_netlist_out_default "$sta_netlist_out_default.sta.v" |
| set_flow_var sta_netlist_out $sta_netlist_out_default "STA netlist out" |
| set_flow_var sta_paths_per_group 1000 "STA paths reported per group" |
| set_flow_var sta_overall_paths 1000 "STA paths reported in overall report" |
| puts "clock period: $lr_synth_clk_period ps" |
| |
| if { $lr_synth_abc_clk_uprate > $lr_synth_clk_period } { |
| puts "WARNING: abc_clk_uprate must be less than clk_period otherwise ABC will be given a negative clk period" |
| } |
| |
| } |
| |
| puts "=================================================" |
