chameleon_hier fix

Signed-off-by: vijayank88 <[email protected]>

Author: vijayank88

flow/designs/sky130hd/chameleon_hier/DFFRAM_4K/config.mk

@@ -21,5 +21,5 @@ export ABC_LOAD_IN_FF = 3
 # These values must be multiples of placement site
 export DIE_AREA    = 0 0 1925 2450
 export CORE_AREA    = 0.46 2.720 1924.54 2447.28
-export MIN_ROUTING_LAYER 2
-export MAX_ROUTING_LAYER 5
+export MIN_ROUTING_LAYER = met1
+export MAX_ROUTING_LAYER = met4

flow/designs/sky130hd/chameleon_hier/DMC_32x16HC/config.mk

@@ -22,5 +22,5 @@ export ABC_LOAD_IN_FF = 3
 export DIE_AREA    = 0 0 600 900
 export CORE_AREA    = 0.46 2.720 599.54 897.28
 
-export MIN_ROUTING_LAYER 2
-export MAX_ROUTING_LAYER 5
+export MIN_ROUTING_LAYER = met1
+export MAX_ROUTING_LAYER = met4

flow/designs/sky130hd/chameleon_hier/apb_sys_0/config.mk

@@ -22,5 +22,5 @@ export ABC_LOAD_IN_FF = 3
 export DIE_AREA    = 0 0 675 1050
 export CORE_AREA    = 0.46 2.720 674.54 1047.28
 
-export MIN_ROUTING_LAYER 2
-export MAX_ROUTING_LAYER 5
+export MIN_ROUTING_LAYER = met1
+export MAX_ROUTING_LAYER = met4

flow/designs/sky130hd/chameleon_hier/config.mk

@@ -43,16 +43,18 @@ export VERILOG_FILES = \
 export HAS_IO_CONSTRAINTS = 1
 export ENABLE_DPO = 0
 export MACRO_PLACE_CHANNEL  = 160 160
-export MACRO_PLACE_HALO = 2 2
+export MACRO_PLACE_HALO = 160 160
 export DIE_AREA    = 0.0 0.0 6800 6800
 export CORE_AREA   = 200 200 6600 6600
 export SDC_FILE          = ./designs/$(PLATFORM)/$(DESIGN_NICKNAME)/constraint.sdc
-export RCX_RULES     = $(PLATFORM_DIR)/rcx_patterns.rules
 
 export PDN_CFG = ./designs/$(PLATFORM)/$(DESIGN_NICKNAME)/pdn.cfg
 
 export FP_PDN_RAIL_WIDTH = 0.48
 export FP_PDN_RAIL_OFFSET = 0
 
-export MIN_ROUTING_LAYER 2
-export MAX_ROUTING_LAYER 6
+export MIN_ROUTING_LAYER = met1
+export MAX_ROUTING_LAYER = met5
+
+export PWR_NETS_VOLTAGES  = ""
+export GND_NETS_VOLTAGES  = ""

flow/designs/sky130hd/chameleon_hier/ibex_wrapper/config.mk

@@ -46,5 +46,5 @@ export ABC_LOAD_IN_FF = 3
 export DIE_AREA    = 0 0 900 1200
 export CORE_AREA    = 0.46 2.720 899.54 1197.28
 
-export MIN_ROUTING_LAYER 2
-export MAX_ROUTING_LAYER 5
+export MIN_ROUTING_LAYER = met1
+export MAX_ROUTING_LAYER = met4

flow/platforms/sky130hd/config.mk

@@ -69,12 +69,11 @@ export TIELO_CELL_AND_PORT = sky130_fd_sc_hd__conb_1 LO
 # Used in synthesis
 export MIN_BUF_CELL_AND_PORTS = sky130_fd_sc_hd__buf_4 A X
 
-
 # Yosys mapping files
 export LATCH_MAP_FILE = $(PLATFORM_DIR)/cells_latch_hd.v
 export CLKGATE_MAP_FILE = $(PLATFORM_DIR)/cells_clkgate_hd.v
 export ADDER_MAP_FILE ?= $(PLATFORM_DIR)/cells_adders_hd.v
-#
+
 # Define ABC driver and load
 export ABC_DRIVER_CELL = sky130_fd_sc_hd__buf_1
 export ABC_LOAD_IN_FF = 5
@@ -107,13 +106,9 @@ export MACRO_PLACE_CHANNEL ?= 80 80
 # default cell padding for cells 
 export CELL_PAD_IN_SITES_GLOBAL_PLACEMENT ?= 1
 export CELL_PAD_IN_SITES_DETAIL_PLACEMENT ?= 0
-#
 
 export PLACE_DENSITY ?= 0.60
 
-# Cell padding in SITE widths to ease rout-ability
-export CELL_PAD_IN_SITES ?= 4
-# 
 # --------------------------------------------------------
 #  CTS
 #  -------------------------------------------------------
@@ -124,8 +119,8 @@ export CTS_BUF_CELL   ?= sky130_fd_sc_hd__clkbuf_4
 #  Route
 # ---------------------------------------------------------
 # FastRoute options
-export MIN_ROUTING_LAYER = met1
-export MAX_ROUTING_LAYER = met5
+export MIN_ROUTING_LAYER ?= met1
+export MAX_ROUTING_LAYER ?= met5
 #
 # Define fastRoute tcl
 export FASTROUTE_TCL ?= $(PLATFORM_DIR)/fastroute.tcl