From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Sat, 12 Jun 2021 16:41:12 +0000 (+0000)
Subject: attempt to put together a GDSII loader file. errr...
X-Git-Tag: LS180_RC3~3^2~3
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=05752a1de39372ae23c1c4d1df17d6aee474fd2c;p=soclayout.git

attempt to put together a GDSII loader file. errr...
---

diff --git a/experiments9/loadc4m.py b/experiments9/loadc4m.py
new file mode 100755
index 0000000..bef2088
--- /dev/null
+++ b/experiments9/loadc4m.py
@@ -0,0 +1,86 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import sys
+import os.path
+import Cfg
+import Hurricane
+from   Hurricane  import DbU, DataBase, UpdateSession, Library, Cell
+import Viewer     
+import CRL        
+from   helpers.io                import ErrorMessage, WarningMessage
+from   helpers.overlay           import UpdateSession
+from   plugins.alpha.macro.macro import Macro
+from CRL import Gds
+
+from   helpers              import l, u, n
+from   Hurricane            import DbU
+from   Hurricane            import DataBase
+from   Hurricane            import Technology
+
+import common
+
+def create_gds():
+
+    tech = DataBase.getDB().getTechnology()
+    if tech:
+      print WarningMessage( 'cmos.technology: Technology already exists, "%s"' % tech.getName() )
+    else:
+      tech = Technology.create( DataBase.getDB(), 'c4mgds' )
+
+    # Table guessed from the GDSII layouts of the cells.
+    #    FreePDK45/osu_soc/lib/source/gds/*.gds
+    #
+    # Format of an entry in the table:
+    #     (Symbolic_Name, CIF_Name, GDSII_Number)
+    gdsLayersTable = \
+        ( ("pWell"   , "CWN"    ,  2, 0)
+        , ("nWell"   , "CWP"    ,  1, 0)
+        , ("active"  , "CAA"    ,  5, 0)
+        , ("pImplant", "CSP"    ,  8, 0)
+        , ("nImplant", "CSN"    ,  7, 0)
+        , ("poly"    , "CPG"    , 15, 0)
+        , ("cut0"    , "CCC"    , 16, 0)
+        , ("metal1"  , "CM1"    , 18, 0) # guessing
+        , ("cut1"    , "CV1"    , 22, 0)
+        , ("metal2"  , "CM2"    , 23, 0)
+        , ("cut2"    , "CV2"    , 24, 0)
+        , ("metal3"  , "CM3"    , 25, 0)
+        , ("cut3"    , "CV3"    , 26, 0)
+        , ("metal4"  , "CM4"    , 27, 0)
+        , ("cut4"    , "CV4"    , 28, 0)
+        , ("metal5"  , "CM5"    , 29, 0)
+        , ("cut5"    , "CV5"    , 30, 0)
+        , ("metal6"  , "CM6"    , 31, 0)
+        , ("cut6"    , "CV6"    , 32, 0)
+        , ("metal7"  , "CM7"    , 33, 0)
+        , ("cut7"    , "CV7"    , 34, 0)
+        , ("metal8"  , "CM8"    , 35, 0)
+        , ("cut8"    , "CV8"    , 36, 0)
+        , ("metal9"  , "CM9"    , 37, 0)
+        , ("cut9"    , "CV9"    , 38, 0)
+        , ("metal10" , "CM10"   , 150, 0) # errr block? somewhere?
+        )
+
+
+    common.loadGdsLayers( gdsLayersTable )
+
+def scriptMain ( **kw ):
+    create_gds()
+    editor = None
+    if kw.has_key('editor') and kw['editor']:
+      editor = kw['editor']
+    with UpdateSession():
+        rootLibrary = DataBase.getDB().getRootLibrary()
+        gdsLibrary = rootLibrary.getLibrary('gds')
+        if not gdsLibrary:
+            gdsLibrary = Library.create(rootLibrary, "GDS")
+        Gds.load( gdsLibrary, "C4MLogo.gds") 
+        c4m = gdsLibrary.getCell( 'C4MLogo' )
+        print ("c4m", c4m)
+        if editor: editor.setCell( c4m )
+    return c4m
+
+if __name__ == '__main__':
+    #from coriolis2 import settings
+    scriptMain()