Nov 8, 2012 #1 kapil_vlsi1 Member level 2 Joined Jun 1, 2009 Messages 46 Helped 3 Reputation 6 Reaction score 0 Trophy points 1,286 Activity points 1,521 cells are not honoring regions even after using setPlaceMode -forceFenceRegion true in Encounter. Is there a way in encounter how we can make the tool honor regions. Please help.
cells are not honoring regions even after using setPlaceMode -forceFenceRegion true in Encounter. Is there a way in encounter how we can make the tool honor regions. Please help.
Nov 16, 2012 #2 N nav_vlsi Advanced Member level 4 Joined Aug 17, 2005 Messages 114 Helped 45 Reputation 90 Reaction score 34 Trophy points 1,308 Location India Activity points 2,065 Hi Kapil, Did u try , something like this setPlaceMode -forceFenceRegion true -hardFence true -honorSoftBlockage true placeDesign checkPlace refinePlace -hardFence true checkPlace also dont forget to add setOptMode -honorFence true sometimes during optimization, if your congestion is high , fences would be ignored. so its better to set it up front in deisgn flow.
Hi Kapil, Did u try , something like this setPlaceMode -forceFenceRegion true -hardFence true -honorSoftBlockage true placeDesign checkPlace refinePlace -hardFence true checkPlace also dont forget to add setOptMode -honorFence true sometimes during optimization, if your congestion is high , fences would be ignored. so its better to set it up front in deisgn flow.
Nov 16, 2012 #3 kapil_vlsi1 Member level 2 Joined Jun 1, 2009 Messages 46 Helped 3 Reputation 6 Reaction score 0 Trophy points 1,286 Activity points 1,521 Its working but the main reason why we are giving is to legalize placement. Still some overlaps in standard cell after refine place and setPlaceMode -forceFenceRegion true -hardFence true -honorSoftBlockage true or do we have to fix it manually.
Its working but the main reason why we are giving is to legalize placement. Still some overlaps in standard cell after refine place and setPlaceMode -forceFenceRegion true -hardFence true -honorSoftBlockage true or do we have to fix it manually.