configs for checkconnectivity error

Signed-off-by: Jeff Ng <[email protected]>

Author: jeffng-or

flow/designs/sky130hd/jpeg/config.mk

@@ -6,10 +6,23 @@ export VERILOG_FILES = $(sort $(wildcard $(DESIGN_HOME)/src/$(DESIGN_NICKNAME)/*
 export VERILOG_INCLUDE_DIRS = $(DESIGN_HOME)/src/$(DESIGN_NICKNAME)/include
 export SDC_FILE      = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/constraint.sdc
 
-export CORE_UTILIZATION = 50
-export PLACE_DENSITY_LB_ADDON = 0.15
+#export CORE_UTILIZATION = 50
+#export PLACE_DENSITY_LB_ADDON = 0.15
 export TNS_END_PERCENT = 100
 
 export FASTROUTE_TCL = $(DESIGN_HOME)/$(PLATFORM)/$(DESIGN_NICKNAME)/fastroute.tcl
 
 export REMOVE_ABC_BUFFERS = 1
+
+# AutoTuner mods to trigger checkConnectivity issue
+export CELL_PAD_IN_SITES_DETAIL_PLACEMENT = 0
+export CELL_PAD_IN_SITES_GLOBAL_PLACEMENT = 2
+export CORE_ASPECT_RATIO = 1.1758835998750026
+export CORE_MARGIN = 2
+export CORE_UTILIZATION = 41
+export CTS_CLUSTER_DIAMETER = 185
+export CTS_CLUSTER_SIZE = 163
+export PLACE_DENSITY_LB_ADDON = 0.045165825696229456
+
+#export _FR_GR_OVERFLOW = 1
+export PLACE_PINS_ARGS = -min_distance 1

flow/designs/sky130hd/jpeg/constraint.sdc

@@ -2,7 +2,7 @@ current_design jpeg_encoder
 
 set clk_name  clk 
 set clk_port_name clk
-set clk_period 7.5 
+set clk_period 7.687296856470598
 set clk_io_pct 0.2
 
 set clk_port [get_ports $clk_port_name]

flow/designs/sky130hd/jpeg/fastroute.tcl

@@ -3,3 +3,5 @@ set_global_routing_layer_adjustment $::env(MIN_ROUTING_LAYER)-$::env(MAX_ROUTING
 set_routing_layers -clock $::env(MIN_CLK_ROUTING_LAYER)-$::env(MAX_ROUTING_LAYER)
 set_routing_layers -signal $::env(MIN_ROUTING_LAYER)-$::env(MAX_ROUTING_LAYER)
 
+
+set_global_routing_layer_adjustment $::env(MIN_ROUTING_LAYER)-$::env(MAX_ROUTING_LAYER) 0.22378684689076636