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OpenRAM
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564 Commits

Author SHA1 Message Date
Matt Guthaus 733be110a2 Add negation to return code so tests fail or pass properly. 2018-07-06 07:27:26 -07:00
Matt Guthaus 7c6974dd08 Fix options so it is in /tmp in RAM drive 2018-07-05 16:33:26 -07:00
Matt Guthaus 3260468477 Merge branch 'dev' of https://github.com/VLSIDA/PrivateRAM into dev 2018-07-05 16:27:49 -07:00
Matt Guthaus 077f3f20ec Add return code for regression test 2018-07-05 16:27:47 -07:00
Matt Guthaus cc815f4c33 Fix sense amp spacing after modifying index to be increment by one. 2018-06-29 15:30:17 -07:00
Matt Guthaus 99fe3b87fe Remove temp file. Fixing indexing of sense amp outputs. 2018-06-29 15:22:58 -07:00
Matt Guthaus 6ac24dbf0c Fix module name for python3 2018-06-29 15:12:15 -07:00
Matt Guthaus 3de81c8a67 Close files in trim spice and delay. 2018-06-29 15:11:41 -07:00
Matt Guthaus 8d61ccbc6f Convert byte string to string. 2018-06-29 15:11:14 -07:00
Matt Guthaus 6cd1779f7b Rename pex test so that it ends with _test and will be run by regress.py. 2018-06-29 12:47:22 -07:00
Matt Guthaus 32099646cf Add back fix to revert bitcell from pbitcell. 2018-06-29 12:45:26 -07:00
Matt Guthaus a9849eff3a Merge in mtgrime's fix. 2018-06-29 12:44:26 -07:00
Michael Timothy Grimes 82eeb297dd Merge branch 'dev' of https://github.com/VLSIDA/PrivateRAM into multiport 2018-06-29 12:07:03 -07:00
Michael Timothy Grimes 721f935d66 changing pbitcell tests to revert OPTS.bitcell to bitcell after tests 2018-06-29 12:00:36 -07:00
Matt Guthaus ac7aa4537c Remove uniqe pbitcell id since it isn't needed. Convert dos EOL to unix EOL characters. Convert python2.7 to python3 in pbitcell. 2018-06-29 11:49:02 -07:00
Matt Guthaus fa17d5e7f3 Change permissions of tests to be executable so you don't have to type python each time. 2018-06-29 11:36:30 -07:00
Matt Guthaus 69921b0844 Add enclosing well to column mux. Move well contact to cell boundary. 2018-06-29 11:35:29 -07:00
Matt Guthaus 3becf92e7c Combine pbitcell tests into one unit test 2018-06-29 10:00:23 -07:00
Matt Guthaus df2dce2439 Fix module import names for python3. Rename parse function to something meaningful. 2018-06-29 09:45:07 -07:00
Matt Guthaus 8cee26bc8c Allow python 3.5. Make easier to revise required version. 2018-06-29 09:23:43 -07:00
Matt Guthaus 2833b706c7 Fix duplicate name check for some modules by checking if name is a substring. Allows pbitcell to pass. 2018-06-29 09:23:23 -07:00
Michael Timothy Grimes d7a024b8fc adding another important port combination to unit tests 2018-06-03 19:36:48 -07:00
Michael Timothy Grimes fea304eac1 corrected gate to contact spacing 2018-05-31 18:31:34 -07:00
Michael Timothy Grimes e19a422696 simplfying calculations in pbitcell and changing pbitcell_array_test to check different port combinations 2018-05-31 17:39:51 -07:00
Michael Timothy Grimes 9e739d67d4 python 3 changes d.iterkeys() -> iter(d.keys()) 2018-05-29 11:54:10 -07:00
Michael Timothy Grimes 8f131ddb2f commiting changes from most recent pull from dev 2018-05-22 17:30:51 -07:00
Michael Timothy Grimes 17769f27c6 small changes to pbitcell 2018-05-22 14:51:42 -07:00
Michael Timothy Grimes 766042fe69 changed case of handmade bitcell pins from upper case to lower case. Made changes in other modules that are affected by this case. Only for SCMOS for this commit 2018-05-22 14:16:51 -07:00
Michael Timothy Grimes 5e4d4bf6cd resolved conflicts with bitcell_array after PrivateRAM merge 2018-05-22 14:12:14 -07:00
Michael Timothy Grimes b5df0cc30a Merging branch with PrivateRAM dev 2018-05-18 15:15:31 -07:00
Matt Guthaus f34c4eb7dc Convert entire OpenRAM to use python3. Works with Python 3.6. 
Major changes:
Remove mpmath library and use numpy instead.
Convert bytes to new bytearrays.
Fix class name check for duplicate gds instances.
Add explicit integer conversion from floats.
Fix importlib reload from importlib library
Fix new key/index syntax issues.
Fix filter and map conversion to lists.
Fix deprecation warnings.
Fix Circuits vs Netlist in Magic LVS results.
Fix file closing warnings.
 2018-05-14 16:15:45 -07:00
Matt Guthaus 58628d7867 Merge branch 'multiport_cleanup' into dev 2018-05-11 09:23:43 -07:00
Matt Guthaus 0e35937da5 Commit local changes. Forgot what the status is. 2018-05-11 09:15:29 -07:00
Matt Guthaus b14bef3bcf Initial merge of incomplete multi-port clean with new supply routing. 2018-05-11 08:18:04 -07:00
Michael Timothy Grimes 3971835f24 changed pbitcell_array tests in regards to addition of read/write ports in pbitcell 2018-05-10 09:40:43 -07:00
Michael Timothy Grimes 7af95e4723 adding read/write port functionality to the design. Now the bitcell can have read/write, write, and read ports all at once. Changed unit tests to accomodate different combinations of ports. 2018-05-10 09:38:02 -07:00
Matt Guthaus 7b5791b0e9 Change tolerance of tests to a big value. Update tests. 2018-05-09 08:29:23 -07:00
Michael Timothy Grimes 683f5fb9fc adding variable for w_ports to be used in multiport design 2018-04-26 14:03:48 -07:00
Michael Timothy Grimes 7d3f7eefac syntax corrections to pbitcell and modifying transistor sizes 2018-04-26 14:03:03 -07:00
Matt Guthaus 875eb94a34 Move bank select below row decoder, col mux, or col decoder. 2018-04-23 12:17:16 -07:00
Matt Guthaus e04f53dc27 Rotate via 2018-04-23 09:18:34 -07:00
Matt Guthaus 269d553857 Move sense amp to tri gate routing to M3... not ideal. 2018-04-23 09:14:18 -07:00
Matt Guthaus cd502895c4 Undoing last change. 2018-04-23 08:48:50 -07:00
Matt Guthaus 8ce3809cad Divide index 2018-04-20 17:09:15 -07:00
Matt Guthaus ed76a784d2 Remove power rails and ring. 2018-04-20 15:51:19 -07:00
Matt Guthaus 19a957a57c Fix unattached label on sense amp out by changing layer. 2018-04-20 15:48:38 -07:00
Matt Guthaus d734c05b71 Fix missing vdd pins and fix routing between sense amp, bitcell array and column mux. 2018-04-20 15:47:21 -07:00
Matt Guthaus df9bdccd45 Change lvs check to look only at the last/top module. 2018-04-20 15:46:12 -07:00
Matt Guthaus 929122b6dc Change default to scmos. Refactor add column mux. 2018-04-20 12:52:41 -07:00
Matt Guthaus c75eafe085 Fix some errors 2018-04-18 09:37:33 -07:00
Matt Guthaus 63a8f7c653 Remove m2 from write driver 2018-04-16 16:15:35 -07:00
Matt Guthaus bb1ec63c4f Removed msf data flop from bank 2018-04-16 16:03:46 -07:00
Matt Guthaus 1ba87c88f5 Remove supply rails in decoder 2018-04-16 15:59:52 -07:00
Matt Guthaus 13adfc3724 Add bank ground routing 2018-04-16 10:15:36 -07:00
Matt Guthaus 3fe4578feb Change stages of delay to odd 2018-04-16 10:15:15 -07:00
Matt Guthaus 70c92c27ef Supply to M3 for bank select logic 2018-04-11 16:55:09 -07:00
Matt Guthaus 010a187545 Remove dead logic 2018-04-11 16:54:55 -07:00
Matt Guthaus e038561b4a Move supply to M3 in wordline driver 2018-04-11 16:23:45 -07:00
Matt Guthaus 6640d3491d Tri gate and array supply to M2 and M3 2018-04-11 15:11:47 -07:00
Matt Guthaus 1e36e8e20c Fix ms_flop array for M3 supplies 2018-04-11 14:25:04 -07:00
Matt Guthaus 873be38e15 Add M3 pins on dff_buf array 2018-04-11 12:09:15 -07:00
Matt Guthaus 4971dde316 Rename pin variable 2018-04-11 12:08:57 -07:00
Matt Guthaus fa59b3d33d Copy predecoder supply pins 2018-04-11 11:56:41 -07:00
Matt Guthaus 1afb0a1d86 Add M3 supply vias to decoder. 2018-04-11 11:47:37 -07:00
Matt Guthaus 3ba90c035f Don't bring M2 rails over supply to allow supply connections. 2018-04-11 11:47:22 -07:00
Matt Guthaus f3baf48c22 Rotate vias in hierarchical predecodes 2018-04-11 11:12:32 -07:00
Matt Guthaus 424eb17921 Add M3 pins to hierarchical predecodes 2018-04-11 11:10:34 -07:00
Matt Guthaus 4f8ab78ee2 Change write driver supply pins to M2 2018-04-11 09:29:54 -07:00
Matt Guthaus a6c2e77bcf Move precharge and column mux cells to pgate directory. 
Move gnd to M3 in column mux.
Create column mux cell unit test.
 2018-04-06 17:15:14 -07:00
Matt Guthaus 91e342e4c9 Move precharge vdd pin to left edge. 2018-04-04 15:03:29 -07:00
Matt Guthaus a772217172 Route precharge_array vdd in M3 2018-04-04 13:49:55 -07:00
Matt Guthaus f9916f9f43 Route precharge vdd to M3 2018-04-04 13:34:56 -07:00
Matt Guthaus 4c4cfb2a3c Add local dir for output. Will remove later. 2018-04-04 09:55:32 -07:00
Michael Timothy Grimes 7f46a0dead merging changes in bitcell.py 2018-04-03 09:46:12 -07:00
Matt Guthaus a0bf5345f8 Mostly working for 1 bank. 2018-03-23 08:14:26 -07:00
Matt Guthaus 97c08bce95 Add dffs to control logic. Rename layout pin segment/rect functions for consistency. Redo gnd/vdd pins in control. 
Shift s_en buffers even with other cells.
 2018-03-23 08:14:09 -07:00
Matt Guthaus 696433b1ec Add bank_sel to bank_select module as input. 
Remove reference to control in sram.
Add dff_buf_array to options.
Added inverted DFF
Add variable height pinvbuf
 2018-03-23 08:13:39 -07:00
Matt Guthaus 5bf915a232 Detect via size for power ring. 2018-03-23 08:13:28 -07:00
Matt Guthaus ed2fa10caa Use LSB for column mux. 
Detect via size for power ring.
 2018-03-23 08:13:20 -07:00
Matt Guthaus bab92fcf38 Rework hierarchical decoder to not be folded. Remove address from central bank bus and access via side pins now. Eight way column mux now works. 2018-03-23 08:13:20 -07:00
Matt Guthaus 1f81b24e96 Single bank passing DRC and LVS again. 
Unfold hierarchical decoder to improve routability.
 2018-03-23 08:13:10 -07:00
Matt Guthaus b867e163a6 Move label pins to center like layout pins. 
Rework of control logic with vertical poly. Passes DRC/LVS.
Single bank passing DRC.
 2018-03-23 08:12:59 -07:00
Matt Guthaus 8ca9ba4244 Recreate delay chain and RBL to have vertical poly only. 2018-03-23 08:12:47 -07:00
Matt Guthaus ed8eaed54f Reworking control logic for veritcal poly. Rewrote delay line. Rewrote buffered-DFF array. 2018-03-23 08:12:47 -07:00
Matt Guthaus c020d74f26 Add dff_buf and dff_array modules. 2018-03-23 08:11:51 -07:00
Michael Timothy Grimes 0cc077598e Added member functions to bitcell.py and pbitcell.py for use in bitcell_array.py. bitcell_array now used only one function for every type of bitcell. 2018-03-15 12:02:38 -07:00
Michael Timothy Grimes 65735c08e2 fixed bitcell_array to work with different sized pbitcells, changed sizing in pbitcell to minimize space between inverters 2018-03-08 16:39:26 -08:00
Michael Timothy Grimes 0ea5d0b6a7 making changes to bitcell_array to account for the addition nets from the multiported bitcells 2018-03-06 17:03:21 -08:00
Michael Timothy Grimes 820a8440c9 adding unit test for bitcell array using pbitcell 2018-03-06 16:36:11 -08:00
Matt Guthaus a2514878c1 Simplify dff array names of 1-dimension. Add ports on metal2. 2018-03-05 16:22:35 -08:00
Matt Guthaus 1eda3aa131 Add back offset all coordinates in sram.py. 2018-03-05 14:22:24 -08:00
Matt Guthaus ba82222475 Add bank_select module option 2018-03-05 14:06:12 -08:00
Matt Guthaus 54f245cb9f Fix capitalization of pins in dff_array 2018-03-05 14:04:34 -08:00
Matt Guthaus 6e9437356a Fix LEF tests with new power supplies. 2018-03-05 13:55:02 -08:00
Matt Guthaus 4205a6a700 Connect bank supply rings in sram.py. 2018-03-05 13:49:22 -08:00
Matt Guthaus 0c203c1c7e RBL width is max of delay chain or bitcell load. 2018-03-05 10:23:13 -08:00
Matt Guthaus 98fb1173df Move bank select logic to a self contained module. 2018-03-05 10:22:51 -08:00
Matt Guthaus 0f721a3d40 Add vdd and gnd rails around bank structure. 2018-03-04 17:53:22 -08:00
Matt Guthaus 8d9b79dfd8 Add dff_buf for buffered flop arrays. 2018-03-04 16:13:10 -08:00
mguthaus 04ed3792c7 Fix analytical lib tests with new power numbers. 2018-03-02 18:13:06 -08:00