Add ADDITIONAL_LEFS to scripts/view_cells.tcl

Load all the cells for viewing.

Signed-off-by: Matt Liberty <[email protected]>

Author: maliberty

flow/scripts/view_cells.tcl

@@ -2,6 +2,11 @@
 
 read_lef $::env(TECH_LEF)
 read_lef $::env(SC_LEF)
+if {[info exist ::env(ADDITIONAL_LEFS)]} {
+  foreach lef $::env(ADDITIONAL_LEFS) {
+    read_lef $lef
+  }
+}
 
 # Create the block
 set db [ord::get_db]