Merge pull request #2410 from Pinata-Consulting/detailed-route-iterat…

…ions-variable detailed route: add DETAILED_ROUTE_END_ITERATION variable
The-OpenROAD-Project · Oct 2, 2024 · cf878af · cf878af
2 parents db10351 + d55c66a
commit cf878af
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diff --git a/docs/user/FlowVariables.md b/docs/user/FlowVariables.md
@@ -192,6 +192,7 @@ Note:
 | `DETAILED_ROUTE_ARGS` | Add additional arguments for debugging purpose during detail route.                               |
 | `MACRO_EXTENSION`     | Sets the number of GCells added to the blockages boundaries from macros.                          |
 | `RECOVER_POWER`       | Specifies how many percent of paths with positive slacks can be slowed for power savings [0-100]. |
+| `DETAILED_ROUTE_END_ITERATION` | Maximum number of iterations, default 64. |
 
 
 ### Extraction

diff --git a/flow/scripts/detail_route.tcl b/flow/scripts/detail_route.tcl
@@ -19,6 +19,7 @@ append_env_var additional_args VIA_IN_PIN_MIN_LAYER -via_in_pin_bottom_layer 1
 append_env_var additional_args VIA_IN_PIN_MAX_LAYER -via_in_pin_top_layer 1
 append_env_var additional_args DISABLE_VIA_GEN -disable_via_gen 0
 append_env_var additional_args REPAIR_PDN_VIA_LAYER -repair_pdn_vias 1
+append_env_var additional_args DETAILED_ROUTE_END_ITERATION -droute_end_iter 1
 
 append additional_args " -save_guide_updates -verbose 1"