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OpenRAM
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375 Commits

Author SHA1 Message Date
mrg 7ac4574e4f Use micron units for all simulation in sky130 2020-08-12 13:54:55 -07:00
mrg 5fc6438553 Fix pinv_dec super call 2020-08-12 13:22:28 -07:00
mrg 55814a8f74 Fix syntax errors in pgates for super edits 2020-08-12 11:15:32 -07:00
mrg 30976df48f Change inheritance inits to use super 2020-08-06 11:33:26 -07:00
mrg 69cab42676 Add pbuf_dec gate 2020-07-27 13:59:55 -07:00
mrg c7bc01c3a9 Clean up binning. Fix mults to 1 for certain gates. 2020-07-15 17:15:42 -07:00
mrg e502ee02be Place before computing height of col mux. 2020-07-13 15:51:46 -07:00
mrg 2b7d89d2c1 Fix netlist_only in sky130 2020-07-13 14:59:31 -07:00
mrg e49236f8fc Default drc and lvs errors is skipped. 2020-07-13 14:08:00 -07:00
mrg c1fedda575 Modifications for min area metal. 
Made add_via_stack_center iterative instead of recursive.
Removed add_via_stack (non-center) since it isn't used.
Add min area metal during iterative via insertion.
 2020-06-30 15:07:34 -07:00
mrg c10a6a29c0 Simplify precharge pin layer 2020-06-27 08:22:16 -07:00
mrg ee0a003298 Merge branch 'dev' of github.com:VLSIDA/PrivateRAM into dev 2020-06-25 08:57:37 -07:00
jcirimel 5941e01b51 add missing parens 2020-06-25 08:02:08 -07:00
jcirimel 59562f2b92 move accuracy_requirement from techfile to config 2020-06-25 06:44:07 -07:00
jcirimel 812cf11e95 Merge branch 'dev' of https://github.com/VLSIDA/PrivateRAM into dev 2020-06-25 06:32:29 -07:00
jcirimel 57b6d49edb fix pinv size bining 2020-06-25 06:32:07 -07:00
mrg da900b89ba Only expand implants in sky130 2020-06-24 13:48:30 -07:00
mrg ba92467fec Add no well enclosure for techs without wells 2020-06-24 12:07:47 -07:00
mrg 6c523a7556 use add_enclosure for npc contacts 2020-06-24 11:55:44 -07:00
mrg e694622f28 use add_enclosure to extend implants 2020-06-24 11:54:59 -07:00
mrg 98ec9442c6 Add npc enclosure for pnand2, pnand3, pnor2 2020-06-24 10:00:00 -07:00
mrg 1340908330 Remove fudge factor for pin spacing 2020-06-24 09:24:26 -07:00
mrg cddb16dabc Separate active and poly contact to gate rule 2020-06-24 09:17:39 -07:00
mrg a32b5b13e8 Rename nwell yoffset for consistency 2020-06-24 08:26:15 -07:00
mrg e849a9b973 Use different LVS libs based on tech and sky130 2020-06-23 14:53:24 -07:00
mrg 231f90f492 Fix missing space in ptx spice line 2020-06-19 06:47:46 -07:00
mrg 4cb827c3d7 Add redundant implant for s8 2020-06-15 10:08:07 -07:00
mrg 355474ce2c Playing around with pnand2 pin spacing rules 2020-06-15 10:07:00 -07:00
mrg 6e0008403e Update new tech name 2020-06-15 10:06:17 -07:00
mrg 7dc33285a7 Add contact to gate design rule to max for spacing inputs 2020-06-14 14:18:08 -07:00
mrg 443c401561 pnand2 B input spaced from top 2020-06-14 14:17:04 -07:00
mrg 91f20f2cf6 Better centering of pinv_dec 2020-06-14 14:09:45 -07:00
mrg 33a32101c9 DRC and LVS fixes for pinv_dec 2020-06-12 15:23:51 -07:00
mrg 443b8fbe23 Change s8 to sky130 2020-06-12 14:23:26 -07:00
mrg 54e4d147f6 Rail to ptx spacing based on routing layer not m1 2020-06-11 15:03:50 -07:00
mrg 8d52794c32 Remove printf in precharge 2020-06-11 11:57:52 -07:00
mrg 1a2e0046b1 Add contact to gate spacing for precharge 2020-06-11 11:54:34 -07:00
mrg f973dd6a5c Save LVS model with no u too for Calibre 2020-06-11 11:53:34 -07:00
mrg dff28a9997 Merge branch 'tech_migration' into dev 2020-06-10 17:09:05 -07:00
mrg 196e5998c8 Half poly space per cell at top and bottom. 2020-06-10 16:52:51 -07:00
mrg 0b4b5e7133 More exact input spacing in pnand3 2020-06-10 16:19:24 -07:00
mrg 064fe34edf Fix pinvbuf layers 2020-06-09 17:16:35 -07:00
mrg e6babc301d Incrase space for pnand gates 2020-06-09 16:34:15 -07:00
mrg a28e747a02 Fix precharge offset. Move well rules to design class. 2020-06-09 15:28:50 -07:00
mrg 8c6d5b49be Consider diffusion spacing in active offset 2020-06-09 13:09:52 -07:00
mrg 77fb7017c4 Merge branch 'tech_migration' into dev 2020-06-08 12:54:41 -07:00
mrg 9cc36c6d3a Bus code converted to pins. Fix layers on control signal routes in bank. 2020-06-08 11:01:14 -07:00
jcirimel 9857a3f7e7 Merge branch 'dev' into discrete_models 2020-06-05 16:47:01 -07:00
jcirimel 08f6bd8d24 optimize tx binning for area 2020-06-05 02:53:03 -07:00
mrg e06dc3810a Move precharge pin to bottom 2020-06-04 12:12:19 -07:00
mrg b2b7e7800b Undo same bitline pitch 2020-06-03 16:39:05 -07:00
mrg 4183638f03 Align precharge bitlines with col mux 2020-06-03 16:05:57 -07:00
mrg 4bc1e9a026 Fix the bitline spacing in the column mux to a constant. 2020-06-03 15:47:03 -07:00
Joey Kunzler 84021c9ccb merge conflict 2 - port data 2020-06-02 16:32:08 -07:00
Joey Kunzler 001bf1b827 merge conflict - port data 2020-06-02 14:15:39 -07:00
mrg b0aa70ffda Fix precharge vdd route layer 2020-06-02 09:23:27 -07:00
mrg b3b03d4d39 Hard cells can accept height parameter too. 2020-06-01 16:46:00 -07:00
mrg 82dc937768 Add missing vias by using via stack function 2020-05-29 16:53:47 -07:00
mrg 4a67f7dc71 Thin-cell decoder changes. 
Add hard decoder gates (nand, inv, pnan)
Add conditions for routing using LI layer in s8.
Generalize bus layers for decoders.
Move custom cells to own directory.
Fixed via directions, etc.
Add 4x16 hierarchical decoder and test case
 2020-05-29 10:36:07 -07:00
Joey Kunzler 9a6b38b67e merge conflict 2020-05-26 16:03:36 -07:00
mrg a305d788d7 Vertical gates need both well contacts. 2020-05-13 16:54:35 -07:00
mrg 4b526f0d5f Check min size inverter. 2020-05-13 16:54:26 -07:00
mrg f8bcc54338 Determine width after routing with no well contacts. 2020-05-13 16:04:38 -07:00
mrg 617bf302d1 Add option to remove wells. Save area in pgates with redundant wells. 2020-05-13 14:46:42 -07:00
mrg c96a6d0b9d Add no well option. Add stack gates vertical option. 2020-05-11 16:22:08 -07:00
mrg b7c66d7e07 Changes to simplify metal preferred directions and pitches. 
Changes to allow decoder height to be a 2x multiple of bitcell height.
Split of control logic tests.
Fixed track spacing in SRAM and channel router
PEP8 cleanup.
 2020-05-10 11:32:45 -07:00
mrg dd73afc983 Changes to allow decoder height to be a 2x multiple of bitcell height. 
Convert to use li layer in pgates.
Fix multifinger devices with li layers.
Simplify wordline driver input routing.
Fix power pin direction option update.
PEP8 cleanup
Changes to simplify metal preferred directions and pitches.
Split of control logic tests.
 2020-05-10 06:56:22 -07:00
jcirimel 5666e79287 Merge branch 'dev' into discrete_models 2020-05-08 03:13:16 -07:00
Joey Kunzler e642b8521b increase col_mux bitline spacing to fix cyclic vcg 2020-05-06 13:02:33 -07:00
jcirimel d8a51ecafb remove prints, scaling bug fix 2020-05-05 21:59:28 -07:00
jcirimel 71a1dd8f38 fix tx binning in col mux for memories with >1 word per row 2020-05-05 16:35:51 -07:00
Joey Kunzler 0bae652be9 fix merge conflicts 2020-04-23 11:51:46 -07:00
Joey Kunzler fed1c0bbe1 s8 col mux array 2020-04-22 16:22:34 -07:00
mrg 32576fb62c Convert wordline driver to pand2 rather than pnand2+pdriver 2020-04-22 13:27:50 -07:00
mrg 0bb4a7f93d Merge branch 'dev' into tech_migration 2020-04-21 16:37:36 -07:00
Joey Kunzler 3d4a40b338 freepdk45 col_mux fix 2020-04-21 15:38:19 -07:00
mrg fc85dfe29f Add boundary to all pgates 2020-04-21 15:21:57 -07:00
Joey Kunzler ee1de9ac8c Merge branch 's8_update' of github.com:VLSIDA/PrivateRAM into s8_update 2020-04-20 22:14:09 -07:00
Joey Kunzler 829f3e03fa col_mux.py update with correct contacts 2020-04-20 22:08:29 -07:00
Joey Kunzler 63bea67fb5 col_mux.py changes 2020-04-20 20:22:46 -07:00
jcirimel f590ecf83c fix minimum pinv sizing 2020-04-18 05:51:21 -07:00
jcirimel add9ec7b28 remove excess newlines 2020-04-18 05:42:23 -07:00
jcirimel 85bc801689 fix pinv drc bug 2020-04-18 05:34:55 -07:00
jcirimel 1f094b03bc use more optimal discrete pinv sizing 2020-04-18 05:26:39 -07:00
jcirimel 486819ae0d fix width bin typo 2020-04-17 15:27:36 -07:00
jcirimel a158ad1e81 add missing import 2020-04-17 14:24:52 -07:00
jcirimel 24e0e326d4 merge dev in to disc... 2020-04-16 02:18:39 -07:00
jcirimel ebb1a7bedb merge local with dev 2020-04-16 02:16:56 -07:00
jcirimel 6c1c72c520 fix pgates binning off-by-one 2020-04-15 04:09:58 -07:00
mrg 43dcf675a1 Move pnand outputs to M1. Debug hierarchical decoder multirow. 2020-04-14 10:52:25 -07:00
jcirimel 5f4ed47c57 netlist only discrete simulating 2020-04-13 20:48:34 -07:00
jcirimel afcb5174ac discrete dff tests working 2020-04-11 01:19:04 -07:00
mrg 2e67d44cd7 First pass of multiple bitcells per decoder row 2020-04-10 13:29:41 -07:00
jcirimel a0eb9839ad revert units on sp_lib, begin discrete tx simulation 2020-04-09 19:39:21 -07:00
mrg 745450fadc Syntax error 2020-04-08 17:04:50 -07:00
mrg cddfaa0dc8 Tech dependent fudge factor 2020-04-08 17:04:14 -07:00
mrg 0c27942bb2 Dynamically try and DRC decoder for height 2020-04-08 16:45:28 -07:00
Hunter Nichols 4103745de2 Merged with dev, fixed conflict in ptx 2020-04-08 02:33:05 -07:00
Hunter Nichols 95363856e4 Added logical effort and input load for ptx module. 2020-04-08 02:29:57 -07:00
mrg a3797094d0 Swap lvs and sp dimensions for s8 2020-04-07 10:37:49 -07:00