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OpenRAM
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130 Commits

Author SHA1 Message Date
mrg 50525e70f4 Fix up to SRAM level with new replica bitcell array ports. 2020-08-13 14:29:10 -07:00
Bob Vanhoof 9b8ef5ef57 fix: generated pex file was not passed correctly to lib characterizer 2020-08-03 10:16:12 +02:00
mrg 487027a9f2 Fix pex file names 2020-07-30 11:35:13 -07:00
Matt Guthaus 68387ec525
Merge pull request #84 from bvhoof/CalibrePexFilesUpdate 
calibrepex: file copy fix
 2020-07-30 08:40:35 -07:00
mrg f23d2e36a7 Don't obstruct control logic signals with dffs when no column mux. 2020-07-29 10:31:18 -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
Bob Vanhoof ee3da91232 calibrepex: file copy fix 2020-07-15 11:50:21 +02:00
mrg bb8157b3b7 Exit on DRC not run, check for LVSDRC before running in sram_base. 2020-07-14 08:38:49 -07:00
mrg 2011974e01 Make drc and lvs errors a member variable. Run only once. 2020-07-13 12:49:24 -07:00
mrg a3195c0827 Add words_per_row and others in config file. 2020-07-13 12:37:56 -07:00
mrg 282f944b2f Also write .lvs file since it can be different the .sp 2020-07-03 06:55:35 -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
mrg 8e8a97cc4b Add correct boundary to SRAM 2020-06-14 14:17:35 -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
Aditi Sinha a5c211bd90 Merge branch 'dev' into bisr 2020-05-13 22:39:29 +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
Aditi Sinha 2498ff07ea Merge branch 'dev' into bisr 2020-05-02 07:48:35 +00:00
Aditi Sinha 2661a42726 changes to support spare columns 2020-04-14 03:09:10 +00:00
mrg c8c74e8b69 Fix lvs_write in sram class 2020-04-06 15:20:59 -07:00
mrg f358de78bb Add optional lvs_lib netlists for LVS usage (sp_lib is for simulation) 2020-04-03 13:39:54 -07:00
mrg 2850b9efb5 Don't force check in lib characterization. PEP8 formatting. 2020-04-02 12:52:42 -07:00
mrg 9106e22b58 Fix typo and syntax error. 2020-04-02 10:37:21 -07:00
mrg 5349323acd PEP8 cleanup. DRC/LVS returns errors. 2020-04-02 09:47:39 -07:00
Aditi Sinha b75eeb7688 Merge branch 'dev' into bisr 2020-03-22 21:58:04 +00:00
Aditi Sinha a5afbfe0aa Fixed errors in extra rows characterization 2020-03-22 20:54:49 +00:00
mrg ee18f61cbf Route RBL to edge of bank. 2020-03-06 09:03:52 -08:00
mrg 05f9e809b4 PEP8 Formatting 2020-03-05 16:27:35 -08:00
mrg 6506622dfb PEP8 Formatting 2020-03-05 16:20:21 -08:00
mrg 5b23653369 PEP8 Formatting 2020-03-05 16:13:49 -08:00
Aditi Sinha 34939ebd70 Merge branch 'dev' into bisr 2020-02-20 17:09:09 +00:00