Commit Graph

58 Commits

Author SHA1 Message Date
mrg e2602dd79b Add comments for pins. Fix noconn in dummy pbitcell. 2019-07-16 17:30:31 -07:00
mrg 2f55911604 Simplify column decoder placement. 2019-07-16 11:55:25 -07:00
mrg e550d6ff10 Port name maps between bank and replica array working. 2019-07-15 11:29:29 -07:00
mrg 043018e8ba Functional tests working with new RBL. 2019-07-12 08:42:36 -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 b9d993c88b Add dummy bitcell module.
Modify bitcell logic to guess if bitcell is not "bitcell"
No longer need to specify replica (and dummy) bitcell explicitly
Add support for 1 or 2 port replica array.
2019-07-05 12:58:52 -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 04ce3d5f45 Split control logic into different tests to avoid factory errors. 2019-06-25 14:55:28 -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
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 8418aea95a Revert height to width 2019-06-03 15:36:14 -07:00
Hunter Nichols ad229b1504 Altered indexing of objects in SRAM factory to remove duplications of items using OPTS names. Added smarter bitline name checking. 2019-05-28 16:55:09 -07:00
mrg c2cc901300 Add boundary to every module and pgate for visual debug. 2019-05-27 16:32:38 -07:00
mrg e738353b5c Pbitcell updates.
Fix module offset error.
Add boundary for debugging.
Line wrap code.
2019-05-27 16:19:29 -07:00
Hunter Nichols d08181455c Added multiport bitcell support for storage node checks 2019-05-20 22:50:03 -07:00
Hunter Nichols 099bc4e258 Added bitcell check to storage nodes. 2019-05-20 18:35:52 -07:00
Hunter Nichols d8617acff2 Merged with dev 2019-05-15 18:48:00 -07:00
Hunter Nichols d54074d68e Made timing graph more gate-level. Changed edges to be defined by inputs/ouputs and name based. 2019-05-07 00:52:27 -07:00
Matt Guthaus 0f03553689 Update copyright to correct years. 2019-05-06 06:50:15 -07:00
Matt Guthaus 3f9a987e51 Update copyright. Add header to all OpenRAM files. 2019-04-26 12:33:53 -07:00
Hunter Nichols e292767166 Added graph creation and functions in base class and lower level modules. 2019-04-24 14:23:22 -07:00
Matt Guthaus 25bc3a66ed Add far left option for contact placement in pgates. 2019-04-17 13:41:35 -07:00
Matt Guthaus be20408fb2 Rewrite add_contact to use layer directions. 2019-04-15 18:00:36 -07:00
Hunter Nichols a500d7ee3d Adjusted bitcell analytical delays for multiport cells. 2019-04-09 02:49:52 -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
Hunter Nichols 80a325fe32 Added corner information for analytical power estimation. 2019-03-04 19:27:53 -08:00
Hunter Nichols 0e96648211 Added linear corner factors in analytical delay model. 2019-03-04 00:42:18 -08:00
Matt Guthaus 6cdc870091 Copy 1rw/1r cell to 1w/1r. 2019-02-24 09:54:45 -08:00
Matt Guthaus a418431a42 First draft of sram_factory code 2019-01-16 16:15:38 -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
Hunter Nichols bad55cfd05 Merged with dev. Fixed merge conflict. 2018-11-09 17:18:19 -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 31eff6f24e Merge branch 'dev' into multiport_layout 2018-11-08 18:00:28 -08:00
Matt Guthaus ef2ed9a92c Simplify bl and br name lists. 2018-11-08 15:48:49 -08:00
Michael Timothy Grimes 7c3375fd4b Merge branch 'dev' of https://github.com/VLSIDA/PrivateRAM into multiport 2018-11-08 09:59:52 -08:00
Matt Guthaus 1fe767343e Reimplement gdsMill pin functions so they are run once when a GDS is loaded. Get pins is now a table lookup. 2018-11-07 11:31:44 -08:00
Michael Timothy Grimes 6711630463 Altering the routing slightly in the column mux to give the gnd contacts a wider berth. This prevents drc errors when the bitlines are close to the edge of the cell. 2018-11-02 05:59:47 -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
Michael Timothy Grimes dc96d86082 Optimizations to pbitcell spacings 2018-11-01 07:58:20 -07:00
Hunter Nichols 98a00f985b Changed the analytical delay model to accept multiport options. Little substance to the values generated. 2018-10-26 00:08:13 -07:00
Hunter Nichols 6efe0f56c2 Added gds/sp for scn4m 1rw+1r bitcell. Passes DRC/LVS in both technologies for single and array. 2018-10-26 00:08:13 -07:00
Hunter Nichols 8e243258e4 Added updated 1rw 1r bitcell with a text boundary. Added bitcell array test for the bitcell. 2018-10-26 00:08:12 -07:00
Hunter Nichols a711a5823d Merged dev and fix conflicts in geometry.py 2018-10-24 10:52:22 -07:00