From 6a7136e6c577394e3c86a449bc07c7c4e50ce33e Mon Sep 17 00:00:00 2001
From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Mon, 12 Apr 2021 16:33:21 +0000
Subject: [PATCH] add FreePDK45 experiments10_verilog doDesign.py

---
 .../freepdk_c4m45/coriolis2/__init__.py       |  0
 .../freepdk_c4m45/doDesign.py                 | 96 +++++++++++++++++++
 2 files changed, 96 insertions(+)
 create mode 100644 experiments10_verilog/freepdk_c4m45/coriolis2/__init__.py
 create mode 100644 experiments10_verilog/freepdk_c4m45/doDesign.py

diff --git a/experiments10_verilog/freepdk_c4m45/coriolis2/__init__.py b/experiments10_verilog/freepdk_c4m45/coriolis2/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/experiments10_verilog/freepdk_c4m45/doDesign.py b/experiments10_verilog/freepdk_c4m45/doDesign.py
new file mode 100644
index 0000000..63a7235
--- /dev/null
+++ b/experiments10_verilog/freepdk_c4m45/doDesign.py
@@ -0,0 +1,96 @@
+
+from   __future__ import print_function
+import sys
+import traceback
+import CRL
+import helpers
+from   helpers.io import ErrorMessage
+from   helpers.io import WarningMessage
+from   helpers    import trace
+from   helpers    import l, u, n
+import plugins
+from   Hurricane  import DbU
+from   plugins.alpha.block.block         import Block
+from   plugins.alpha.block.configuration import IoPin
+from   plugins.alpha.block.configuration import GaugeConf
+from   plugins.alpha.core2chip.libresocio import CoreToChip
+from   plugins.alpha.chip.configuration  import ChipConf
+from   plugins.alpha.chip.chip           import Chip
+
+
+af = CRL.AllianceFramework.get()
+
+
+def scriptMain ( **kw ):
+    """The mandatory function to be called by Coriolis CGT/Unicorn."""
+    global af
+    rvalue = True
+    try:
+        helpers.setTraceLevel( 550 )
+        cell, editor = plugins.kwParseMain( **kw )
+        cell = af.getCell( 'add', CRL.Catalog.State.Logical )
+        if cell is None:
+            print( ErrorMessage( 2, 'doDesign.scriptMain(): Unable to load cell "{}".'.format('adder') ))
+            sys.exit( 1 )
+        if editor: editor.setCell( cell ) 
+        #     Spec: 
+        # | Side        | Pos | Instance     | Pad net   |Core net | Direction |
+        ioPadsSpec = [
+           (IoPin.SOUTH, None, 'p_a0'       , 'a(0)'   , 'a(0)'     )
+         , (IoPin.SOUTH, None, 'p_a1'       , 'a(1)'   , 'a(1)'     )
+         , (IoPin.SOUTH, None, 'iopower_0'  , 'iovdd'  )
+         , (IoPin.SOUTH, None, 'power_0'    , 'vdd'    )
+         , (IoPin.SOUTH, None, 'p_a2'       , 'a(2)'   , 'a(2)'     )
+         , (IoPin.SOUTH, None, 'p_b3'       , 'b(3)'   , 'b(3)'     )
+         , (IoPin.EAST , None, 'p_jtag_tms' , 'jtag_tms'    , 'jtag_tms'      )
+         , (IoPin.EAST , None, 'p_jtag_tdo' , 'jtag_tdo'    , 'jtag_tdo'      )
+         , (IoPin.EAST , None, 'ground_0'   , 'vss'    )
+         , (IoPin.EAST , None, 'p_sys_clk'  , 'sys_clk'    , 'sys_clk'      )
+         , (IoPin.EAST , None, 'p_jtag_tck' , 'jtag_tck'    , 'jtag_tck'      )
+         , (IoPin.EAST , None, 'p_jtag_tdi' , 'jtag_tdi'    , 'jtag_tdi'      )
+         , (IoPin.EAST , None, 'p_b2'       , 'b(2)'   , 'b(2)'     )
+         , (IoPin.NORTH, None, 'ioground_0' , 'iovss'  )
+         , (IoPin.NORTH, None, 'p_b1'       , 'b(1)'   , 'b(1)'     )
+         , (IoPin.NORTH, None, 'ground_1'   , 'vss'    )
+         , (IoPin.NORTH, None, 'p_b0'       , 'b(0)'   , 'b(0)'     )
+         , (IoPin.NORTH, None, 'p_sys_rst'  , 'sys_rst'    , 'sys_rst'      )
+         , (IoPin.WEST , None, 'p_f3'       , 'f(3)'   , 'f(3)'     )
+         , (IoPin.WEST , None, 'p_f2'       , 'f(2)'   , 'f(2)'     )
+         , (IoPin.WEST , None, 'power_1'    , 'vdd'    )
+         , (IoPin.WEST , None, 'p_f1'       , 'f(1)'   , 'f(1)'     )
+         , (IoPin.WEST , None, 'p_f0'       , 'f(0)'   , 'f(0)'     )
+         , (IoPin.WEST , None, 'p_a3'       , 'a(3)'   , 'a(3)'     )
+        ]
+        adderConf = ChipConf( cell, ioPads=ioPadsSpec )
+        adderConf.cfg.etesian.bloat = 'nsxlib'
+        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.editor = editor
+        adderConf.useSpares = True
+        adderConf.useClockTree = True
+        #adderConf.useHFNS = True
+        adderConf.bColumns = 2
+        adderConf.bRows = 2
+        adderConf.chipConf.name = 'chip'
+        adderConf.chipConf.ioPadGauge = 'LibreSOCIO'
+        adderConf.coreSize = ( l(12000), l(12000) )
+        adderConf.chipSize = ( l(25000), l(25000) )
+        adderToChip = CoreToChip( adderConf )
+        adderToChip.buildChip()
+
+        chipBuilder = Chip( adderConf )
+        chipBuilder.doChipFloorplan()
+
+        rvalue = chipBuilder.doPnR()
+        chipBuilder.save()
+        CRL.Gds.save(adderConf.chip)
+
+    except Exception, e:
+        helpers.io.catch( e )
+        rvalue = False
+    sys.stdout.flush()
+    sys.stderr.flush()
+    return rvalue
-- 
2.30.2