From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Mon, 12 Apr 2021 16:44:51 +0000 (+0000)
Subject: experimentation to get experiment10_verilog work with FreePDK
X-Git-Tag: LS180_RC3~126
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f717bc2ba64501d2956cf7ef64738c1a3206e676;p=soclayout.git

experimentation to get experiment10_verilog work with FreePDK
---

diff --git a/experiments10_verilog/freepdk_c4m45/doDesign.py b/experiments10_verilog/freepdk_c4m45/doDesign.py
index 63a7235..10dd423 100644
--- a/experiments10_verilog/freepdk_c4m45/doDesign.py
+++ b/experiments10_verilog/freepdk_c4m45/doDesign.py
@@ -7,9 +7,10 @@ import helpers
 from   helpers.io import ErrorMessage
 from   helpers.io import WarningMessage
 from   helpers    import trace
+from   helpers.overlay import UpdateSession
 from   helpers    import l, u, n
 import plugins
-from   Hurricane  import DbU
+from   Hurricane  import DbU, Box
 from   plugins.alpha.block.block         import Block
 from   plugins.alpha.block.configuration import IoPin
 from   plugins.alpha.block.configuration import GaugeConf
@@ -20,11 +21,18 @@ from   plugins.alpha.chip.chip           import Chip
 
 af = CRL.AllianceFramework.get()
 
+def rsetAbutmentBox ( cell, ab ):
+    for occurrence in cell.getNonTerminalNetlistInstanceOccurrences():
+        masterCell = occurrence.getEntity().getMasterCell()
+        masterCell.setAbutmentBox( ab )
+
 
 def scriptMain ( **kw ):
     """The mandatory function to be called by Coriolis CGT/Unicorn."""
     global af
     rvalue = True
+    coreSize   = u(6*90.0)
+    chipBorder = u(2*214.0 + 10*13.0)
     try:
         helpers.setTraceLevel( 550 )
         cell, editor = plugins.kwParseMain( **kw )
@@ -66,8 +74,13 @@ def scriptMain ( **kw ):
         adderConf.cfg.etesian.uniformDensity = True
         adderConf.cfg.etesian.aspectRatio = 1.0
         adderConf.cfg.etesian.spaceMargin = 0.05
-        adderConf.cfg.block.spareSide = l(700)
-        adderConf.cfg.chip.padCoreSide = 'North'
+        adderConf.cfg.anabatic.searchHalo = 2
+        adderConf.cfg.anabatic.globalIterations = 20
+        adderConf.cfg.anabatic.topRoutingLayer = 'METAL5'
+        adderConf.cfg.block.spareSide = u(7*13)
+        #adderConf.cfg.chip.padCoreSide = 'North'
+        adderConf.cfg.chip.supplyRailWidth = u(35)
+        adderConf.cfg.chip.supplyRailPitch = u(90)
         adderConf.editor = editor
         adderConf.useSpares = True
         adderConf.useClockTree = True
@@ -76,11 +89,16 @@ def scriptMain ( **kw ):
         adderConf.bRows = 2
         adderConf.chipConf.name = 'chip'
         adderConf.chipConf.ioPadGauge = 'LibreSOCIO'
-        adderConf.coreSize = ( l(12000), l(12000) )
-        adderConf.chipSize = ( l(25000), l(25000) )
+        adderConf.coreSize = (coreSize, coreSize)
+        adderConf.chipSize = (coreSize + chipBorder, coreSize + chipBorder)
         adderToChip = CoreToChip( adderConf )
         adderToChip.buildChip()
 
+        with UpdateSession():
+            sliceHeight = adderConf.sliceHeight
+            coreAb      = Box( 0, 0, coreSize, coreSize )
+            rsetAbutmentBox( cell, coreAb )
+
         chipBuilder = Chip( adderConf )
         chipBuilder.doChipFloorplan()