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OpenRAM
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88 Commits

Author SHA1 Message Date
mrg 348001b1c8 Supply tree uses signal grid. PEP8 cleanup. 2020-12-21 13:51:50 -08:00
mrg c0ab0af201 Retry routes with expanding detour allowed. 2020-12-17 11:39:17 -08:00
mrg f55b57033d Route col decoder address with data bits in channel 2020-12-15 16:37:23 -08:00
mrg 878a9cee8a Add channel routes as flat instances to appease Magic extraction. 2020-12-15 16:01:39 -08:00
mrg da721a677d Remove EOL whitespace globally 2020-11-03 06:29:17 -08:00
mrg 18c8ad265e Unique name for sram channel routes 2020-10-01 09:55:34 -07:00
mrg 449a4c2660 Exclude bitcells in other local areas not of interest 2020-09-29 12:15:42 -07:00
Hunter Nichols 73b2277daa Removed dead code related to older characterization scheme 2020-08-27 17:30:58 -07:00
mrg 652f160aca Merge branch 'wlbuffer' into dev 2020-08-25 15:50:08 -07:00
mrg bd8bf9afd8 Remove RBL label at top level of SRAM 2020-08-25 14:42:21 -07:00
mrg 28bd93bf51 Still working on array refactor 2020-08-25 11:50:44 -07:00
jcirimel 9cecf367ee Merge branch 'dev' into pex 2020-08-17 17:49:41 -07:00
jcirimel 714b57d48e Merge branch 'dev' into pex 2020-08-17 17:48:21 -07:00
mrg f23d2e36a7 Don't obstruct control logic signals with dffs when no column mux. 2020-07-29 10:31:18 -07:00
jcirimel df4a231c04 fix merge conflicts 2020-07-21 11:38:34 -07:00
mrg 58846a4a25 Limit wordline driver size. Place row addr dff near predecoders. 2020-07-20 17:57:38 -07:00
mrg 0ed81aa923 Removed extraneous shift from added mirroring 2020-07-20 14:11:52 -07:00
mrg 82bbacdfb5 Add data bus gap to dynamically computed channel width 2020-07-20 13:43:57 -07:00
mrg a36e89e103 Replace data flops depending on channel width 2020-07-20 13:26:05 -07:00
mrg f35848e4f8 Route col flops separately. Flip port 1 col flop for easier routing. 2020-07-20 12:02:59 -07:00
mrg ba3d32fa0c Starting to implement minimizing channel router (not done) 2020-07-16 13:21:44 -07:00
mrg d48f483248 Fix swapped instance bug in perimeter pins. 2020-07-01 15:10:20 -07:00
mrg c340870ba0 Channel route dout wires as well in read write ports 2020-07-01 14:44:01 -07:00
mrg 3d0f29ff3a Fix missing via LVS issues. LVS passing for some 20 tests. 2020-07-01 09:22:59 -07:00
mrg 5626fd182e Extra track in data bus. Remove old code. 2020-06-30 10:58:24 -07:00
mrg 5f3a45b91b Compute bus size separately for ports 2020-06-29 05:54:30 -07:00
mrg 751eab202b Move row addr flops away from predecode. Route spare wen separately on lower layer. 2020-06-28 15:06:29 -07:00
mrg 4df02dad67 Move spare wen_dff to the right by spare columns 2020-06-28 14:28:43 -07:00
mrg 0c9f52e22f Realign col decoder and control by 1/4 so metal can pass over 2020-06-28 07:15:06 -07:00
mrg 66ea559209 Use channel for dffs all at once 2020-06-27 08:23:12 -07:00
mrg 7220b23402 Add riscv unit tests 2020-06-25 15:34:18 -07:00
mrg 52ee7b0a19 Disable perimeter pins and make an option 2020-06-14 16:44:10 -07:00
mrg 78be9f367a Add brain-dead router pins to perimeter 2020-06-14 15:52:09 -07:00
Aditi Sinha d5041afebc Merge branch 'dev' into bisr 2020-06-07 16:27:25 +00:00
mrg 717188f85c Change L shape of rbl route 2020-06-04 11:03:39 -07:00
Aditi Sinha eb0c595dbe SRAM layout and functional tests with spare cols 2020-06-03 12:31:30 +00:00
Aditi Sinha c7d86b21ae Spare cols with wmask enabled 2020-05-16 10:09:03 +00:00
Aditi Sinha 8bd1052fc2 Spare columns in full sram layout 2020-05-14 10:30:29 +00:00
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 ee18f61cbf Route RBL to edge of bank. 2020-03-06 09:03:52 -08:00
mrg 5b23653369 PEP8 Formatting 2020-03-05 16:13:49 -08:00
mrg 4d85640a00 Change col addr spacing to col addr size 2020-02-07 22:20:16 +00:00
mrg 2ff058f5d5 PEP8 Cleanup and reverse pitch offset of col addr routing 2020-02-06 22:59:30 +00:00
mrg 4b06ab9eaf Move port 2 column address bus down. 
PEP 8 cleanup.
 2020-02-06 19:46:10 +00:00
mrg 79391b84da Cleanup and rename vias. 2020-01-30 01:45:33 +00:00
jcirimel 364842569a fix s_en in stim 2020-01-16 12:16:49 -08:00
jcirimel 075bf0d841 label bitcell in stim, add s_en top level to stim 2020-01-16 03:51:29 -08:00
Matt Guthaus ed28b4983b Clean up and generalize layer rules. 
Convert metalN to mN.
Generalize helper constants in modules for
space, width, enclose, etc.
Use layer stacks whever possible.
Try to remove drc() calls in liu of helper constants.
 2019-12-17 11:03:36 -08:00
Matt Guthaus e143a6033f Use layer stacks from tech file in design class and throughout 2019-12-13 14:13:41 -08:00
jsowash 4c40804b8f Moved via in write driver up for 2 port. 2019-09-03 15:14:41 -07:00