#####################################################################
# A template script to report timing for A CLB from post-PnR results
# using Synopsys PrimeTime
#####################################################################
 
##################################
# Ensure a clean start
remove_design -all
remove_lib -all

##################################
# Define environment variables
set SKYWATER_PDK_HOME "../../PDK/skywater-pdk";
set FPGA_NETLIST_HOME "../../FPGA1212_SOFA_HD_PNR/fpga_top";
set SDC_HOME "../../SDC/k4_N8_caravel_io_FPGA_12x12_fdhd_cc";
set DEVICE_NAME "SOFA"
set TIMING_REPORT_HOME "../TIMING_REPORTS/";
# Enable preprocessing in Verilog parser
set_app_var svr_enable_vpp true
# Enable reporting ALL the timing paths even those are NOT constrained
set_app_var timing_report_unconstrained_paths tr

set search_path ". * ${SKYWATER_PDK_HOME}/vendor/synopsys/PlaceRoute/sky130_fd_sc_hd/db_nldm"

set link_path "* sky130_fd_sc_hd__tt_025C_1v80.db"

set FPGA_NETLIST_FILES "fpga_top_icv_in_design.pt.v"

##################################
# Read timing libraries
read_db "${SKYWATER_PDK_HOME}/vendor/synopsys/PlaceRoute/sky130_fd_sc_hd/db_nldm/sky130_fd_sc_hd__tt_025C_1v80.db"

##################################
# Read post-PnR netlists
read_verilog ${FPGA_NETLIST_HOME}/${FPGA_NETLIST_FILES}
# Top-level module name
set DESIGN_NAME "grid_clb";

link_design ${DESIGN_NAME}

#########################################
# Setup constraints to break combinational loops
set_disable_timing */*/*/mem*/sky*_fd_sc_hd__dfxtp_*_*_/Q
#
##########################################
## Setup constraints for clocks

##########################################
## Setup constraints for paths

##################################
# Read post-PnR parasitics
read_parasitics ${FPGA_NETLIST_HOME}/fpga_top_icv_in_design.nominal_25.spef

##################################
# Report timing of Connect block
# LUT4 output timing
report_timing -from logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_mode_default__frac_lut4_*/frac_lut4_*_/in  -to logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_mode_default__frac_lut4_*/frac_lut4_*_/lut4_out > ${TIMING_REPORT_HOME}/${DEVICE_NAME}_${DESIGN_NAME}_lut4_timing.rpt
# LUT3 output timing
report_timing -from logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_mode_default__frac_lut4_*/frac_lut4_*_/in  -to logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_mode_default__frac_lut4_*/frac_lut4_*_/lut3_out > ${TIMING_REPORT_HOME}/${DEVICE_NAME}_${DESIGN_NAME}_lut3_timing.rpt

# Output selector timing
report_timing -from logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__ff_0/ff_Q[0] -to logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/fabric_out > ${TIMING_REPORT_HOME}/${DEVICE_NAME}_${DESIGN_NAME}_output_mux_timing.rpt
report_timing -from logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_0/frac_logic_out[0] -to logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/fabric_out[0] >> ${TIMING_REPORT_HOME}/${DEVICE_NAME}_${DESIGN_NAME}_output_mux_timing.rpt
report_timing -from logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__ff_1/ff_Q[0] -to logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/fabric_out >> ${TIMING_REPORT_HOME}/${DEVICE_NAME}_${DESIGN_NAME}_output_mux_timing.rpt
report_timing -from logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_0/frac_logic_out[1] -to logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/fabric_out[1] >> ${TIMING_REPORT_HOME}/${DEVICE_NAME}_${DESIGN_NAME}_output_mux_timing.rpt

# LUT output to FF input timing
report_timing -from logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_mode_default__frac_lut4_*/frac_lut4_*_/lut4_out -to logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__ff_0/ff_D[0] > ${TIMING_REPORT_HOME}/${DEVICE_NAME}_${DESIGN_NAME}_lut2ff_timing.rpt
report_timing -from logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_mode_default__frac_lut4_*/frac_lut4_*_/lut3_out -to logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__ff_0/ff_D[0] >> ${TIMING_REPORT_HOME}/${DEVICE_NAME}_${DESIGN_NAME}_lut2ff_timing.rpt
report_timing -from logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__frac_logic_mode_default__frac_lut4_*/frac_lut4_*_/lut3_out -to logical_tile_clb_mode_clb__*/logical_tile_clb_mode_default__fle_*/logical_tile_clb_mode_default__fle_mode_physical__fabric_0/logical_tile_clb_mode_default__fle_mode_physical__fabric_mode_default__ff_1/ff_D[0] >> ${TIMING_REPORT_HOME}/${DEVICE_NAME}_${DESIGN_NAME}_lut2ff_timing.rpt

##################################
# Finish and quit 
# Comment it out if you want to debug
exit