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OpenRAM
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288 Commits

Author SHA1 Message Date
Matt Guthaus e143a6033f Use layer stacks from tech file in design class and throughout 2019-12-13 14:13:41 -08:00
Matt Guthaus e048ada23c Abstract basic DRC checks 2019-12-11 17:56:55 -08:00
Matthew Guthaus d2cbc46527 Fix error 2019-12-06 00:05:26 +00:00
Matthew Guthaus 7397f110c5 Add bbox for special DRC rule boundary 2019-12-05 23:14:25 +00:00
Matt Guthaus 69bb245f28 Updates to gdsMill/tech layers 
Create active and poly contact types.
Define standard cell boundary option.
DataType and PurposeLayer are the same. Text must have type 0.
Remove vector from vlsiLayout. More debug in reader.
 2019-12-04 16:12:53 -08:00
Matt Guthaus 6ef1b6a4ec Blackbox option for DRC waivers 2019-11-29 15:50:32 -08:00
Matt Guthaus 2a912dab7a Remove unused config files 2019-11-29 12:35:35 -08:00
Matt Guthaus d511f648c6 Move DRC/LVS/PEX tools to tech file. 2019-11-29 12:01:33 -08:00
Matt Guthaus b71d630643 None for layer means unused. 2019-11-26 13:34:39 -08:00
Matt Guthaus 102758881a Use layer instead of special flags for wells 2019-11-26 13:22:52 -08:00
Matthew Guthaus 131f4bda4a Add layer-purpose GDS support. Various PEP8 fixes. 2019-11-14 18:17:20 +00:00
Matt Guthaus ecbed870c0 Remove blockage layer. 2019-10-30 06:54:11 -07:00
Matt Guthaus 38213d998f Add separate layer and purpose pairs to tech layers. 2019-10-25 10:03:25 -07:00
Matt Guthaus 31825d9d77 Fix magicrc for multiple openram tech paths 2019-10-24 13:17:33 -07:00
Hunter Nichols e4b490051d Adjusted vth0 of FF and SS models in scn4m from nominal. 2019-10-07 15:26:20 -07:00
Hunter Nichols 1bdd9f56d6 Changed scn4m tau and parasitic model values to account for spice model changes. 2019-09-30 14:22:34 -07:00
Hunter Nichols 84d41dd380 Replaced scn4m models. FF/SS are duplicated from nominal models. 2019-09-26 23:45:36 -07:00
Matt Guthaus 4c3b171b72 Share nominal temperature and voltage. Nominal instead of typical. 2019-09-04 16:53:58 -07:00
Matt Guthaus 585ce63dff Removing unused tech parms. Simplifying redundant parms. 2019-09-04 16:08:18 -07:00
Matt Guthaus 283183ae9f Add Metal3/Via3/Metal4 on right gds layers 2019-09-03 15:28:20 -07:00
Matt Guthaus 2af72db5dc Add comment layer to display.drf so it is included in .lyp file. 2019-08-27 08:51:34 -07:00
Matt Guthaus fc0fe91bb4 Added auto-converted lyp files to use klayout for viewing results 2019-08-26 10:41:14 -07:00
jsowash d5e331d4f3 Connected en together in write_mask_and_array. 2019-08-09 14:27:53 -07:00
jsowash 49fffcbc92 Added way to determine length of en pin with wmask in write_driver_array and shortened en to width of driver. 2019-08-08 15:49:23 -07:00
jsowash 0cfa0ac755 Shortened write driver enable pin so that a write mask can be used without a col mux in layout. 2019-08-08 12:57:32 -07:00
Matt Guthaus 4b75e49302 Remove unnecessary footer in write driver 2019-08-01 08:59:41 -07:00
Matt Guthaus c8c4d05bba Fix some regression fails. 2019-07-25 14:18:08 -07:00
mrg f5804e1cbf Flatten bitcell array for LVS symmetries. 2019-07-16 11:53:20 -07:00
mrg 0b13225913 Single banks working with new RBL 2019-07-11 14:47:27 -07:00
mrg b841fd7ce3 Replica bitcell array with arbitrary RBLs working 2019-07-10 15:56:51 -07:00
mrg ae9dbe203d Add freepdk45 dummy cells 2019-07-03 14:53:44 -07:00
mrg 0fbfa924f7 Add other SCMOS dummy cells 2019-07-03 14:28:12 -07:00
mrg 8b0b2e2817 Merge branch 'dev' into rbl_revamp 2019-07-03 14:05:28 -07:00
Hunter Nichols 4e08e2da87 Merged and fixed conflicts with dev 2019-06-25 16:55:50 -07:00
Hunter Nichols 33c17ac41c Moved manual delay chain declarations from tech files to options. 2019-06-25 15:45:02 -07:00
mrg 4523a7b9f6 Replica bitcell array working 2019-06-19 16:03:21 -07:00
mrg 5c4df2410e Fix dummy row LVS issue 2019-06-14 15:06:04 -07:00
mrg 3c3456596a Add replica row with dummy cells. 2019-06-14 14:38:55 -07:00
Matt Guthaus 6e044b776f Merge branch 'pep8_cleanup' into dev 2019-06-14 08:47:10 -07:00
Matt Guthaus a234b0af88 Fix space before comment 2019-06-14 08:43:41 -07:00
mrg 17d42d43b4 Add boundary layer 2019-06-03 15:27:37 -07:00
Matt Guthaus 7cca6b4f69 Add back scn3me_subm support 
Add back scn3me_subm tech files
Update cells to be DRC clean with rule 5.5.b
Allow magic for FreePDK45 but not debugged.
Revert to older Magic tech file for SCN3ME_SUBM
 2019-06-03 15:27:37 -07:00
Matt Guthaus 0f03553689 Update copyright to correct years. 2019-05-06 06:50:15 -07:00
Matt Guthaus e071e53090 Add comments on gds units in tech files. 2019-04-30 10:13:13 -07:00
Matt Guthaus 8b1cd57867 Change contact display wqfrom black X to green solid. 2019-04-29 14:08:10 -07:00
Matt Guthaus d23aa9a1bd Use local setup.tcl and flatten bitcell arrays. 2019-04-26 14:12:51 -07:00
Matt Guthaus 3f9a987e51 Update copyright. Add header to all OpenRAM files. 2019-04-26 12:33:53 -07:00
Matt Guthaus 222b07ad7a Well contact cleanup for SCMOS TSMC 0.35 2019-04-26 10:19:11 -07:00
Matt Guthaus 3ffcad0db8 Add port makeall for removing symmetry problems in netgen 2019-04-26 09:17:52 -07:00
Matt Guthaus 2c01daae8d Remove outdated SRAM layout virtuoso library 2019-04-26 09:10:48 -07:00
Hunter Nichols 25c034f85d Added more accurate bitline delay capacitance estimations 2019-04-09 01:56:32 -07:00
Hunter Nichols edac60d2a8 Merged with dev and fixed conflicts. 2019-04-03 16:45:01 -07:00
Hunter Nichols cc5b347f42 Added analyical model test which compares measured delay to model delay. 2019-04-03 16:26:20 -07:00
Hunter Nichols f6eefc1728 Added updated analytical characterization with combined models 2019-04-02 01:09:31 -07:00
Matt Guthaus 8b1787a733 Add SVRF EULA to FreePDK45 tech dir 2019-03-15 03:39:51 -07:00
Matt Guthaus 1a54fd0d1c Remove scn3me_subm since it does not have 4 metal layers 2019-03-11 14:20:02 -07:00
Matt Guthaus d178801882 Simplify tech organization and import 2019-03-06 07:41:38 -08:00
Hunter Nichols 0e96648211 Added linear corner factors in analytical delay model. 2019-03-04 00:42:18 -08:00
Hunter Nichols 816669b9ca Merge branch 'dev' into multiport_characterization 2019-02-26 22:48:39 -08:00
Matt Guthaus be741a6828 Fix mising file 2019-02-24 11:04:56 -08:00
Matt Guthaus 9b785cd535 Fix error in cell width. Fix escape warning. 2019-02-24 10:48:54 -08:00
Matt Guthaus 6cdc870091 Copy 1rw/1r cell to 1w/1r. 2019-02-24 09:54:45 -08:00
Hunter Nichols 8c1fe253d5 Added variable fanouts to delay testing. 2019-02-13 22:24:58 -08:00
Hunter Nichols 543e0a1b9a Merge branch 'dev' into multiport_characterization 2019-02-04 23:54:16 -08:00
Matt Guthaus 3ffcf63e00 Rename LICENSE file to README for github license detection 2019-01-30 13:09:26 -08:00
Hunter Nichols d1218778b1 Fixed merge conflicts 2019-01-28 22:33:08 -08:00
Matt Guthaus be7384c017 Remove file named LICENSE since it is in the README for the tech files 2019-01-25 15:58:49 -08:00
Hunter Nichols 6d3884d60d Added corner data collection. 2019-01-22 16:40:46 -08:00
Matt Guthaus bfca51f734 Fix flatten work-around code to have new circuit names 2019-01-18 09:51:52 -08:00
Hunter Nichols 8eb4812e16 Made parasitic delay parameter in Freepdk45 more accurate, added stage names to delay model. 2018-12-17 23:32:02 -08:00
Hunter Nichols 51b1bd46da Added option to use delay chain size defined in tech.py 2018-12-14 18:02:19 -08:00
Hunter Nichols 97fc37aec1 Added checks for the bitline voltage at sense amp enable 50%. 2018-12-12 23:59:32 -08:00
Hunter Nichols 1e87a0efd2 Re-added new width 1rw,1r bitcells with flattened gds. 2018-12-05 20:43:10 -08:00
Hunter Nichols 009f6e94ea Reverted gds/sp to reprevious widths. 2018-12-05 17:42:31 -08:00
Hunter Nichols 722bc907c4 Merged with dev. Fixed conflicts in tests. 2018-12-02 23:09:00 -08:00
Matt Guthaus 90d1fa7c43 Bitcell supply routing fixes. 
Flatten and simplify 1rw 1r bitcell.
Move bitcell vias to M3 if rotation is limited.
Simplify replica bitcell vdd routing.
 2018-11-30 12:32:13 -08:00
Matt Guthaus 5d59863efc Fix p_en_bar at top level. Change default scn4m period to 10ns. 2018-11-27 14:44:55 -08:00
Matt Guthaus 58e41a998f Replace write driver with human readable sp file. 2018-11-27 11:49:08 -08:00
Matt Guthaus b5e05ee7a9 Replace write driver with human readable sp file. 2018-11-27 11:42:58 -08:00
Hunter Nichols 05773ad16e Altered 1rw,1r cell and replica to match tx widths pbitcell in freepdk45 2018-11-14 11:53:13 -08:00
Hunter Nichols 80bc5b49c1 Replaced bb layer with comment layer in 1rw,1r cell. Changed widths in replica cell. 2018-11-14 11:00:37 -08:00
Hunter Nichols 8b6a28b6fd Changed scmos bitcell 1rw,1r to have same tx widths as pbitcell. 2018-11-13 22:24:18 -08:00
Hunter Nichols bad55cfd05 Merged with dev. Fixed merge conflict. 2018-11-09 17:18:19 -08:00
Matt Guthaus 83aadc47c9 Remove layer 230 labels from library cells 2018-11-09 11:12:31 -08:00
Matt Guthaus 05c25eb506 Remove layer 230 labels from library cells 2018-11-09 11:08:20 -08:00
Matt Guthaus 9fe64b486c Remove layer 230 labels from library cells 2018-11-09 11:02:19 -08:00
Hunter Nichols 8957c556db Added sense amp enable delay calculation. 2018-11-08 23:54:18 -08:00
Hunter Nichols b8061d3a4e Added initial code for determining the logical effort delay of the wordline. 2018-11-08 23:54:18 -08:00
Matt Guthaus c01f0f5274 Merge branch 'dev' into fix_rbl_cell_connections 2018-11-05 16:38:46 -08:00
Matt Guthaus 35f795d44d Merge branch 'fix_rbl_cell_connections' of https://github.com/VLSIDA/PrivateRAM into fix_rbl_cell_connections 2018-11-05 13:33:17 -08:00
Matt Guthaus 86ef618efd Update SCN4M_SUBM Magic tech file. 2018-11-05 13:31:53 -08:00
Matt Guthaus 0ec16c2b68 Modify replica cell spice in FreePDK45 to short Qbar to vdd 2018-11-05 11:42:42 -08:00
Matt Guthaus de6d9d4699 Change freepdk45 rbl cell too. 2018-11-05 11:02:11 -08:00
Matt Guthaus 3c5dc70ede Comment spice cells. Change replica to short Q to vdd instead of Qbar to gnd. 2018-11-05 10:59:08 -08:00
Hunter Nichols 7461f2b1bf Merged with dev. 2018-11-02 17:22:09 -07:00
Hunter Nichols f05865b307 Fixed drc issues with replica bitline test. 2018-11-02 17:16:41 -07:00
Matt Guthaus 6d48bdf55a Merge branch 'supply_routing' into dev 2018-11-02 11:51:32 -07:00
Matt Guthaus 4e09f0a944 Change layer text to comment to avoid glade reserved keyword 2018-11-02 10:58:00 -07:00
Hunter Nichols b00fc040a3 Added replica 1rw+1r cell python modules. Also added drc/lvs checks in replica bitline, but test is failing due to pin error in freepdk45 and metal spacing error in scmos. 2018-11-01 12:29:49 -07:00
Hunter Nichols 9321f0461b Fixed error in control logic test. Added gds/sp for replica cell 1rw+1r. 2018-10-31 00:06:34 -07:00