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Assura RCX fails with Generic PDK 45nm (Read 879 times)
kmmankad
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Assura RCX fails with Generic PDK 45nm
Mar 05th, 2013, 10:07am
 
Hey all,
I'm using the Generic PDK 45nm 3.5 (gpdk045_v_3_5) for my designs.I have created a layout,which passes DRC,and LVS.I want to create the Analog Extracted view for my layout.

I am using Assura RCX(not qrc,since I dont have it.) for this.However,it always fails with the following output log file:


          Assura (tm) Physical Verification Version av4.1:Production:dfII6.1.4:IC6.1.4.500.10
           Release 4.1_USR2_HF8

Copyright (c) Cadence Design Systems. All rights reserved.
@(#)$CDS: assura version av4.1:Production:dfII6.1.4:IC6.1.4.500.10 07/01/2011 03:11 (sjlin80) $
sub-version 4.1_USR2_HF8, integ signature 2011-07-01-0228

run on cadence614 from /Cadence/ASSURA/tools.lnx86/assura/bin/32bit/assura on Tue Mar  5 23:23:37 2013

Checking out 1 license for Assura_RCX 3.10

Starting /Cadence/ASSURA/tools/assura/bin/rcxToDfII /Cadence/work2/rcx.INV_X1.rsf -t -cdslib /Cadence/work2/cds.lib -libdefs /Cadence/work2/lib.defs
Virtuoso Framework License (111) was checked out successfully. Total checkout time was 0.01s.
*WARNING* lib.defs files and the -libdefs option are no longer supported. The file '/Cadence/work2/lib.defs' will be ignored. The cds.lib file '/Cadence/work2/cds.lib' takes precedence.
@(#)$CDS: rcxToDfII version av4.1:Production:dfII6.1.4:IC6.1.4.500.10 07/01/2011 03:14 (sjlin80) $
sub-version 4.1_USR2_HF8, integ signature 2011-07-01-0228

run on cadence614 from /Cadence/ASSURA/tools.lnx86/assura/bin/32bit/rcxToDfII on Tue Mar  5 23:23:43 2013

*WARNING* Technology must be specified!
Loading gpdk045/libInit.il ...
     Loading gpdk045/loadCxt.ile ... done!
     Loading context 'gpdk045' from library 'gpdk045' ... done!
     Loading context 'pdkUtils' from library 'gpdk045' ... done!
     Loading gpdk045/gpdk045_customFilter.il ... done!
     Loading gpdk045/libInitCustomExit.il ...
     Loading Environment Settings ...
     Loading gpdk045/gpdk045_PDKRegistrations.il ... done!

 *************************************************************          
 *              Cadence Design Systems, Inc.                 *          
 *                                                           *          
 *                    Generic 45nm PDK                       *          
 *                        (gpdk045)                          *          
 *                                                           *          
 *************************************************************          
     

     VERSION: 3.5

done!
Loaded gpdk045/libInit.il successfully!
*WARNING* No library model for device "g45inda".
*WARNING* No library model for device "g45inds".
*WARNING* (DB-270211): dbOpenCellViewByType: Failed to open cellview (g45cmim ivpcell) from lib (gpdk045) in 'r' mode because cellview does not exist, or cellview type is not recognized by dbOpenCellViewByType.
*WARNING* No library model for device "g45cmim ivpcell gpdk045".

Finished /Cadence/ASSURA/tools/assura/bin/rcxToDfII

Starting /Cadence/ASSURA/tools/assura/bin/avRCXxref /Cadence/work2/rcx.INV_X1.rsf
@(#)$CDS: avRCXxref version av4.1:Production:dfII6.1.4:IC6.1.4.500.10 07/01/2011 03:11 (sjlin80) $
sub-version 4.1_USR2_HF8, integ signature 2011-07-01-0228
run on cadence614 at Tue Mar  5 23:23:50 2013
Reading rsf

Finished /Cadence/ASSURA/tools/assura/bin/avRCXxref
Constructing the RCX run script
Could not open file /Cadence/IC614/GPDK45/assura/RCXspiceINIT for reading
*WARNING* Bad return status from RCX script generator. 0x100

The RCXspiceINIT file simply hasnt been created at all in that path.

Some solutions on other forums suggested changing the read/write permissions of my gpdk045/assura folder,but even that hasnt helped.

I'm making a standard cell library,and so the analog extracted view is very important for me.

Please guide me.

Thanks,
kmmankad
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bernd
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Re: Assura RCX fails with Generic PDK 45nm
Reply #1 - Mar 7th, 2013, 8:13am
 
Assura RCX can not find your device library to map the devices into the extracted view.
This might be because it has no access to your cds.lib file or did not find it.
Check your settings regarding this point.
* bernd
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