variables: PRE_GLOBAL_ROUTE_TCL now has consistent naming

Signed-off-by: Øyvind Harboe <[email protected]>

Author: oharboe

docs/user/FlowVariables.md

@@ -174,6 +174,7 @@ configuration file.
 | <a name="PLATFORM"></a>PLATFORM| Specifies process design kit or technology node to be used.| |
 | <a name="PLATFORM_TCL"></a>PLATFORM_TCL| Specifies a Tcl script with commands to run before loading design.| |
 | <a name="POST_CTS_TCL"></a>POST_CTS_TCL| Specifies a Tcl script with commands to run after CTS is completed.| |
+| <a name="PRE_GLOBAL_ROUTE_TCL"></a>PRE_GLOBAL_ROUTE_TCL| Specifies a Tcl script with commands to run before global route.| |
 | <a name="PROCESS"></a>PROCESS| Technology node or process in use.| |
 | <a name="PWR_NETS_VOLTAGES"></a>PWR_NETS_VOLTAGES| Used for IR Drop calculation.| |
 | <a name="RCX_RULES"></a>RCX_RULES| RC Extraction rules file path.| |
@@ -388,6 +389,7 @@ configuration file.
 - [HOLD_SLACK_MARGIN](#HOLD_SLACK_MARGIN)
 - [MAX_ROUTING_LAYER](#MAX_ROUTING_LAYER)
 - [MIN_ROUTING_LAYER](#MIN_ROUTING_LAYER)
+- [PRE_GLOBAL_ROUTE_TCL](#PRE_GLOBAL_ROUTE_TCL)
 - [REPORT_CLOCK_SKEW](#REPORT_CLOCK_SKEW)
 - [ROUTING_LAYER_ADJUSTMENT](#ROUTING_LAYER_ADJUSTMENT)
 - [SETUP_REPAIR_SEQUENCE](#SETUP_REPAIR_SEQUENCE)

flow/Makefile

@@ -550,7 +550,7 @@ grt: $(RESULTS_DIR)/5_1_grt.odb
 
 # STEP 1: Run global route
 #-------------------------------------------------------------------------------
-$(eval $(call do-step,5_1_grt,$(RESULTS_DIR)/4_cts.odb $(FASTROUTE_TCL) $(PRE_GLOBAL_ROUTE),global_route))
+$(eval $(call do-step,5_1_grt,$(RESULTS_DIR)/4_cts.odb $(FASTROUTE_TCL) $(PRE_GLOBAL_ROUTE_TCL),global_route))
 
 # STEP 2: Run detailed route
 #-------------------------------------------------------------------------------

flow/scripts/global_route.tcl

@@ -6,7 +6,7 @@ load_design 4_cts.odb 4_cts.sdc
 # This proc is here to allow us to use 'return' to return early from this
 # file which is sourced
 proc global_route_helper { } {
-  source_env_var_if_exists PRE_GLOBAL_ROUTE
+  source_env_var_if_exists PRE_GLOBAL_ROUTE_TCL
 
   proc do_global_route { } {
     set all_args [concat [list \

flow/scripts/variables.yaml

@@ -824,6 +824,11 @@ ABSTRACT_SOURCE:
     Which .odb file to use to create abstract
   stages:
     - generate_abstract
+PRE_GLOBAL_ROUTE_TCL:
+  description: |
+    Specifies a Tcl script with commands to run before global route.
+  stages:
+    - grt
 GLOBAL_ROUTE_ARGS:
   description: >
     Replaces default arguments for global route.

flow/util/makeIssue.sh

@@ -32,7 +32,7 @@ ISSUE_CP_PLATFORM_FILE_VARS="LIB_FILES \
                              PDN_TCL \
                              POST_PDN_TCL \
                              POST_CTS_TCL \
-                             PRE_GLOBAL_ROUTE \
+                             PRE_GLOBAL_ROUTE_TCL \
                              FASTROUTE_TCL \
                              POST_DETAIL_ROUTE_TCL \
                              RCX_RULES \