config for util sky130hd/hs

Signed-off-by: Ravi Varadarajan <[email protected]>

Author: ravi-varadarajan

flow/designs/sky130hd/gcd/config.mk

@@ -7,6 +7,5 @@ export SDC_FILE      = ./designs/$(PLATFORM)/$(DESIGN_NICKNAME)/constraint.sdc
 # Adders degrade GCD
 export ADDER_MAP_FILE :=
 
-# These values must be multiples of placement site
-export DIE_AREA    = 0 0 279.96 280.128
-export CORE_AREA   = 9.996 10.08 269.964 270.048
+export CORE_UTILIZATION = 40
+export PLACE_DENISTY_LB_ADDON = 0.1

flow/designs/sky130hd/ibex/config.mk

@@ -45,10 +45,5 @@ export SDC_FILE      = ./designs/$(PLATFORM)/$(DESIGN_NICKNAME)/constraint.sdc
 # Adders degrade ibex setup repair
 export ADDER_MAP_FILE :=
 
-export CORE_UTILIZATION = 40
-export CORE_ASPECT_RATIO = 1
-export CORE_MARGIN = 2
-
+export CORE_UTILIZATION = 45
 export PLACE_DENSITY_LB_ADDON = 0.2
-
-export FASTROUTE_TCL = $(PLATFORM_DIR)/fastroute_base.tcl

flow/designs/sky130hd/jpeg/config.mk

@@ -6,8 +6,5 @@ export VERILOG_FILES = $(sort $(wildcard ./designs/src/$(DESIGN_NICKNAME)/*.v))
 export VERILOG_INCLUDE_DIRS = ./designs/src/$(DESIGN_NICKNAME)/include
 export SDC_FILE      = ./designs/$(PLATFORM)/$(DESIGN_NICKNAME)/constraint.sdc
 
-export CORE_UTILIZATION = 50
-export CORE_ASPECT_RATIO = 1
-export CORE_MARGIN = 2
-
-export PLACE_DENSITY_LB_ADDON = 0.25
+export CORE_UTILIZATION = 55
+export PLACE_DENSITY_LB_ADDON = 0.20

flow/designs/sky130hd/riscv32i/config.mk

@@ -5,8 +5,5 @@ export PLATFORM    = sky130hd
 export VERILOG_FILES = $(sort $(wildcard ./designs/src/$(DESIGN_NICKNAME)/*.v))
 export SDC_FILE      = ./designs/$(PLATFORM)/$(DESIGN_NICKNAME)/constraint.sdc
 
-export CORE_UTILIZATION = 40
-export CORE_ASPECT_RATIO = 1
-export CORE_MARGIN = 2
-#
+export CORE_UTILIZATION = 45
 export PLACE_DENSITY_LB_ADDON = 0.2

flow/designs/sky130hs/gcd/config.mk

@@ -8,6 +8,5 @@ export ABC_AREA      = 1
 # Adders degrade GCD
 export ADDER_MAP_FILE :=
 
-# These values must be multiples of placement site
-export DIE_AREA    = 0 0 279.96 280.128
-export CORE_AREA   = 9.996 10.08 269.964 270.048
+export CORE_UTILIZATION = 40
+export PLACE_DENSITY_LB_ADDON = 0.1

flow/designs/sky130hs/ibex/config.mk

@@ -41,11 +41,5 @@ export VERILOG_FILES = ./designs/src/$(DESIGN_NICKNAME)/ibex_alu.v \
 						./designs/src/$(DESIGN_NICKNAME)/prim_xilinx_clock_gating.v
 export SDC_FILE      = ./designs/$(PLATFORM)/$(DESIGN_NICKNAME)/constraint.sdc
 
-export CORE_UTILIZATION = 40
-export CORE_ASPECT_RATIO = 1
-export CORE_MARGIN = 2
-
+export CORE_UTILIZATION = 45
 export PLACE_DENSITY_LB_ADDON = 0.2
-
-export FASTROUTE_TCL = $(PLATFORM_DIR)/fastroute_base.tcl
-

flow/designs/sky130hs/riscv32i/config.mk

@@ -7,10 +7,7 @@ export SDC_FILE      = ./designs/$(PLATFORM)/$(DESIGN_NICKNAME)/constraint.sdc
 export ABC_CLOCK_PERIOD_IN_PS = 4000
 
 
-export CORE_UTILIZATION = 40
-export CORE_ASPECT_RATIO = 1
-export CORE_MARGIN = 2
-
+export CORE_UTILIZATION = 45
 export PLACE_DENSITY_LB_ADDON = 0.2
 # many east pins cause global routing congestion
 export PLACE_PINS_ARGS=-min_distance 6 -min_distance_in_tracks

flow/scripts/floorplan.tcl

@@ -30,7 +30,7 @@ if {[info exists ::env(FLOORPLAN_DEF)]} {
   if {[info exists ::env(CORE_ASPECT_RATIO)] && $::env(CORE_ASPECT_RATIO) != ""} {
     set aspect_ratio $::env(CORE_ASPECT_RATIO)
   }
-  set core_margin "1.0"
+  set core_margin 1.0
   if {[info exists ::env(CORE_MARGIN)] && $::env(CORE_MARGIN) != ""} {
     set core_margin $::env(CORE_MARGIN)
   }