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update `pt_sta.tcl` to enable SI analysis 

add derate and delta columns in the timing report
This commit is contained in:
Passant 2022-10-30 08:03:47 -07:00
parent a347663bef
commit 29808ebf09
1 changed files with 28 additions and 15 deletions
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43
scripts/pt_sta.tcl
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@ -58,6 +58,16 @@ if {\
read_sdc $::env(MCW_ROOT)/signoff/$::env(DESIGN)/$::env(DESIGN).sdc read_sdc $::env(MCW_ROOT)/signoff/$::env(DESIGN)/$::env(DESIGN).sdc
} else { } else {
read_sdc $::env(CARAVEL_ROOT)/signoff/$::env(DESIGN)/$::env(DESIGN).sdc read_sdc $::env(CARAVEL_ROOT)/signoff/$::env(DESIGN)/$::env(DESIGN).sdc
# -filter is supported by PT but not in the read_sdc
# add max_tran constraint as the default max_tran of the ss hd SCL is 10 so the violations are not caught in ss corners
# apply the constraint to hd cells at the ss corner on caravel/caravan
if {$::env(PROC_CORNER) == "s" & $::env(DESIGN) == "caravel" | $::env(DESIGN) == "caravan" } {
set max_tran 1.5
puts "\[INFO\]: Setting maximum transition of HD cells in slow process corner to: $max_tran"
puts "For HD cells in the hierarchy of $::env(DESIGN)"
set_max_transition $max_tran [get_pins -of_objects [get_cells */* -filter {ref_name=~sky130_fd_sc_hd*}]]
set_max_transition $max_tran [get_pins -of_objects [get_cells */*/* -filter {ref_name=~sky130_fd_sc_hd*}]]
}
} }
# Reading parasitics based on the RC corner specified # Reading parasitics based on the RC corner specified
@ -230,13 +240,13 @@ if {\
} }
foreach key [array names spef_mapping] { foreach key [array names spef_mapping] {
read_parasitics -path $key $spef_mapping($key) read_parasitics -keep_capacitive_coupling -path $key $spef_mapping($key)
} }
if {$design == "mgmt_core_wrapper" | $design == "RAM128" | $design == "RAM256"} { if {$design == "mgmt_core_wrapper" | $design == "RAM128" | $design == "RAM256"} {
read_parasitics -verbose $::env(MCW_ROOT)/signoff/${design}/openlane-signoff/spef/${design}.${rc_corner}.spef -pin_cap_included read_parasitics -keep_capacitive_coupling -verbose $::env(MCW_ROOT)/signoff/${design}/openlane-signoff/spef/${design}.${rc_corner}.spef -pin_cap_included
} else { } else {
read_parasitics -verbose $::env(CARAVEL_ROOT)/signoff/${design}/openlane-signoff/spef/${design}.${rc_corner}.spef -pin_cap_included read_parasitics -keep_capacitive_coupling -verbose $::env(CARAVEL_ROOT)/signoff/${design}/openlane-signoff/spef/${design}.${rc_corner}.spef -pin_cap_included
} }
} }
@ -247,45 +257,47 @@ if {\
report_constraint -all_violators -significant_digits 4 -nosplit > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-all_viol.rpt report_constraint -all_violators -significant_digits 4 -nosplit > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-all_viol.rpt
report_timing -delay min -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit \ report_timing -delay min -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit \
-max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-min_timing.rpt -max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-min_timing.rpt
report_timing -delay max -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit \ report_timing -delay max -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit \
-max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-max_timing.rpt -max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-max_timing.rpt
if {$design == "caravel" | $design == "caravan"} { if {$design == "caravel" | $design == "caravan"} {
report_timing -delay min -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit -group clk \ report_timing -delay min -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit -group clk \
-max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-clk-min_timing.rpt -max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-clk-min_timing.rpt
report_timing -delay max -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit -group clk \ report_timing -delay max -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit -group clk \
-max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-clk-max_timing.rpt -max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-clk-max_timing.rpt
report_timing -delay min -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit -group hk_serial_clk \ report_timing -delay min -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit -group hk_serial_clk \
-max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-hk_serial_clk-min_timing.rpt -max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-hk_serial_clk-min_timing.rpt
report_timing -delay max -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit -group hk_serial_clk \ report_timing -delay max -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit -group hk_serial_clk \
-max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-hk_serial_clk-max_timing.rpt -max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-hk_serial_clk-max_timing.rpt
report_timing -delay max -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit -group hkspi_clk \ report_timing -delay max -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit -group hkspi_clk \
-max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-hkspi_clk-max_timing.rpt -max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-hkspi_clk-max_timing.rpt
report_timing -delay min -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit -group hkspi_clk \ report_timing -delay min -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit -group hkspi_clk \
-max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-hkspi_clk-min_timing.rpt -max_paths 10000 -nworst 10 -slack_lesser_than 10 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-hkspi_clk-min_timing.rpt
report_timing -delay min -through [get_cells soc] -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit \ report_timing -delay min -through [get_cells soc] -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit \
-max_paths 10000 -nworst 10 -slack_lesser_than 100 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-soc-min_timing.rpt -max_paths 10000 -nworst 10 -slack_lesser_than 100 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-soc-min_timing.rpt
report_timing -delay max -through [get_cells soc] -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit \ report_timing -delay max -through [get_cells soc] -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit \
-max_paths 10000 -nworst 10 -slack_lesser_than 100 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-soc-max_timing.rpt -max_paths 10000 -nworst 10 -slack_lesser_than 100 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-soc-max_timing.rpt
report_case_analysis -nosplit > $::env(OUT_DIR)/reports/${design}.case_analysis.rpt report_case_analysis -nosplit > $::env(OUT_DIR)/reports/${design}.case_analysis.rpt
report_exceptions -nosplit > $::env(OUT_DIR)/reports/${design}.false_paths.rpt report_exceptions -nosplit > $::env(OUT_DIR)/reports/${design}.false_paths.rpt
report_timing -delay min -through [get_cells mprj] -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit \ report_timing -delay min -through [get_cells mprj] -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit \
-max_paths 10000 -nworst 5 -slack_lesser_than 100 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-mprj-min_timing.rpt -max_paths 10000 -nworst 5 -slack_lesser_than 100 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-mprj-min_timing.rpt
report_timing -delay max -through [get_cells mprj] -path_type full_clock_expanded -transition_time -capacitance -nets -nosplit \ report_timing -delay max -through [get_cells mprj] -path_type full_clock_expanded -transition_time -capacitance -nets -crosstalk_delta -derate -nosplit \
-max_paths 10000 -nworst 5 -slack_lesser_than 100 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-mprj-max_timing.rpt -max_paths 10000 -nworst 5 -slack_lesser_than 100 -significant_digits 4 -include_hierarchical_pins > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-mprj-max_timing.rpt
report_si_bottleneck -significant_digits 4 -nosplit -slack_lesser_than 10 -all_nets > $::env(OUT_DIR)/reports/${rc_corner}/${design}.${proc_corner}${proc_corner}-si_bottleneck.rpt
} }
write_sdf -version 3.0 -significant_digits 4 $::env(OUT_DIR)/sdf/${rc_corner}/${design}.${proc_corner}${proc_corner}.sdf write_sdf -version 3.0 -significant_digits 4 $::env(OUT_DIR)/sdf/${rc_corner}/${design}.${proc_corner}${proc_corner}.sdf
@ -303,6 +315,7 @@ if {\
extract_model -output $::env(OUT_DIR)/lib/${rc_corner}/${design}.${proc_corner}${proc_corner} -format {db lib} -test_design extract_model -output $::env(OUT_DIR)/lib/${rc_corner}/${design}.${proc_corner}${proc_corner} -format {db lib} -test_design
} }
set si_enable_analysis TRUE
read_spefs $::env(DESIGN) $::env(RC_CORNER) read_spefs $::env(DESIGN) $::env(RC_CORNER)
update_timing update_timing
report_results $::env(DESIGN) $::env(RC_CORNER) $::env(PROC_CORNER) report_results $::env(DESIGN) $::env(RC_CORNER) $::env(PROC_CORNER)