luke
/
OpenRAM
mirror of https://github.com/VLSIDA/OpenRAM.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
4,853 Commits 4 Branches 63 Tags 78 MiB
Commit Graph

627 Commits

Author SHA1 Message Date
Matt Guthaus c09005dab9 Redo logic for detecting bad bitlines 2019-08-10 17:32:36 -07:00
Hunter Nichols 1d22d39667 Uncommented tests that use model delays. Fixed issue in sense amp cin. 2019-08-08 18:26:12 -07:00
Hunter Nichols 3c44ce2df6 Replaced analytical characterization with graph implementation. Removed most analytical delay functions used by old chacterizer. 2019-08-08 02:33:51 -07:00
Hunter Nichols fc1cba099c Made all cin function relate to farads and all input_load relate to relative units. 2019-08-08 01:57:04 -07:00
jsowash 9409f60237 Merge branch 'dev' into add_wmask 2019-08-07 09:42:55 -07:00
jsowash a6bb410560 Begin implementing a write mask layout as the port data level. 2019-08-07 09:12:21 -07:00
Hunter Nichols 6860d3258e Added graph functions to compute analytical delay based on graph path. 2019-08-07 01:50:48 -07:00
Matt Guthaus aae8566ff2 Update golden delays. Fix uninitialized boolean. 2019-08-05 15:45:59 -07:00
Matt Guthaus 4d11de64ac Additional debug. Smaller psram func tests. 2019-08-05 13:53:14 -07:00
Matt Guthaus a8d09acd40 Use ordered dict instead of sorting keys 2019-08-01 12:21:30 -07:00
Matt Guthaus d403362183 Sort keys for random read address choice. 2019-08-01 11:32:49 -07:00
Hunter Nichols b4ef0ec36d Removed unused characterization module. 2019-07-30 20:33:17 -07:00
Hunter Nichols 24b1fa38a0 Added graph fixes to handmade multiport cells. 2019-07-30 20:31:32 -07:00
Hunter Nichols c12dd987dc Fixed pbitcell graph edge formation. 2019-07-30 00:49:43 -07:00
Matt Guthaus 468a759d1e Fixed control problems (probably) 
Extended functional tests for 15 cycles (slow, but more checking)
Fixed s_en to be gated AFTER the RBL.
 2019-07-27 11:09:08 -07:00
Matt Guthaus 0c5cd2ced9 Merge branch 'dev' into rbl_revamp 2019-07-26 18:01:43 -07:00
Matt Guthaus 3327fa58c0 Add some signal names to functional test comments 2019-07-26 14:49:53 -07:00
Matt Guthaus 8ebc568e8b Minor cleanup. Skip more tests until analytical fixed. 2019-07-26 08:33:06 -07:00
jsowash de485182bc Cleaned up comments about wmask. 2019-07-25 13:21:17 -07:00
jsowash 61ba23706c Removed comments for rw pen() and added a wmask func test. 2019-07-25 12:24:27 -07:00
Matt Guthaus 54b312eaf9 Add return type 2019-07-24 17:00:38 -07:00
Matt Guthaus 2f03c594c5 Remove success initialization 2019-07-24 16:59:19 -07:00
Matt Guthaus fb60b51c72 Add check bits. Clean up logic. Move read/write bit check to next cycle. 2019-07-24 16:57:04 -07:00
jsowash 3bcb79d9d5 Removed code for RW ports to not precharge on writes. Previously, the entire bitline was written where part was an old value and part was the wmask value. 2019-07-24 15:01:20 -07:00
Matt Guthaus fe0db68965 Refactor to share get_measurement_variant 2019-07-24 11:29:29 -07:00
Matt Guthaus 9cb96bda7d Mostly formatting. Added write measurements. 2019-07-24 10:57:33 -07:00
Matt Guthaus 3df8abd38c Clean up. Split class into own file. 2019-07-24 08:15:10 -07:00
jsowash 01493aab3e Added wmask valuesto functional test through add_wmask() 2019-07-23 15:58:54 -07:00
jsowash 2b29e505e0 Reversed order of wmask bits in functional.py since python lists go left to right. Made # of en bits equal to num_masks. 2019-07-22 12:44:35 -07:00
jsowash 72e16f8fe6 Added ability to do partial writes to addresses that have already been written to. 2019-07-22 11:19:14 -07:00
jsowash 0a5461201a Change num_wmask to num_wmasks and write_size = None not word_size if wmask not used. 2019-07-19 14:58:37 -07:00
jsowash 45cb159d7f Connected wmask in the spice netlist. 2019-07-19 13:17:55 -07:00
jsowash 082decba18 Temporarily made the functional tests write/read only all 0's or 1's 2019-07-18 15:26:38 -07:00
jsowash 917a69723f Fixed typo 2019-07-17 12:26:05 -07:00
jsowash 720739a192 Skipping test 22_sram_wmask_func_test and changed a typo of write_driver to write_mask 2019-07-17 11:04:17 -07:00
Hunter Nichols 9696401f34 Added graph exclusions to replica column to reduce s_en paths. 2019-07-16 23:47:34 -07:00
jsowash 021d604832 Removed wmask from addwrite() 2019-07-15 16:48:36 -07:00
jsowash ea2f786dcf Redefined write_size inrecompute_sizes() to take the new word_size() 2019-07-15 14:41:26 -07:00
jsowash dfa2b29b8f Begin adding wmask netlist and spice tests. 2019-07-12 10:34:29 -07:00
jsowash 474ac67af5 Added optional write_size and wmask. 2019-07-03 10:14:15 -07:00
Hunter Nichols ce7e320505 Undid change to add bitcell as input to array mod. 2019-06-25 18:26:13 -07:00
Hunter Nichols 4e08e2da87 Merged and fixed conflicts with dev 2019-06-25 16:55:50 -07:00
Hunter Nichols 4f3340e973 Cleaned up graph additions to characterizer. 2019-06-25 16:37:35 -07:00
Hunter Nichols 33c17ac41c Moved manual delay chain declarations from tech files to options. 2019-06-25 15:45:02 -07:00
Matt d22d7de195 Reapply jsowash update without spice model file 2019-06-24 08:59:58 -07:00
Matt Guthaus a234b0af88 Fix space before comment 2019-06-14 08:43:41 -07:00
Hunter Nichols 36214792eb Removed some debug measurements that were causing failures. 2019-05-28 17:04:27 -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
Hunter Nichols e2d1f7ab0a Added smarter name checking for the characterizer. 2019-05-27 13:08:59 -07:00
Hunter Nichols 099bc4e258 Added bitcell check to storage nodes. 2019-05-20 18:35:52 -07:00
Hunter Nichols 412f9bb463 Added additional check to bitline to reduce false positives. 2019-05-17 01:56:22 -07:00
Hunter Nichols 03a762d311 Replaced constant string comparisons with enums 2019-05-16 14:18:33 -07:00
Hunter Nichols d8617acff2 Merged with dev 2019-05-15 18:48:00 -07:00
Hunter Nichols a80698918b Fixed test issues, removed all bitcells not relevant for timing graph. 2019-05-15 17:17:26 -07:00
Hunter Nichols 178d3df5f5 Added graph to characterizer to get net names and perform s_en checks. Graph not working with column mux. 2019-05-14 14:44:49 -07:00
Hunter Nichols b30c20ffb5 Added graph creation to characterizer, re-arranged pin creation. 2019-05-14 01:15:50 -07:00
Hunter Nichols b4cce65889 Added incorrect read checking in characterizer. 2019-05-13 19:38:46 -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 f35385f42a Cleaned up names, added exclusions to narrow paths for analysis. 2019-04-24 23:51:09 -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
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 97777475b4 Added additions to account for custom delay chains. 2019-03-28 17:16:23 -07:00
Hunter Nichols 50d3b4cb8d Added some bitline measures to the model_checker 2019-03-19 15:03:57 -07:00
Hunter Nichols 910878ed30 Removed bitline measures until hardcoded signal names are made dynamic 2019-03-07 12:30:27 -08:00
Hunter Nichols 80a325fe32 Added corner information for analytical power estimation. 2019-03-04 19:27:53 -08:00
Hunter Nichols ddeb40c9bf Added lib test which generates multiple corner models. Only does process currently. 2019-03-04 16:27:10 -08:00
Hunter Nichols 0e96648211 Added linear corner factors in analytical delay model. 2019-03-04 00:42:18 -08:00
Hunter Nichols 816669b9ca Merge branch 'dev' into multiport_characterization 2019-02-26 22:48:39 -08:00
Hunter Nichols 42bc6efb21 Added additional graphing and data collection to script 2019-02-26 20:06:35 -08:00
Matt Guthaus 583dc4410b Revert bus bits back into pins 2019-02-22 16:22:27 -08:00
Jennifer Eve Sowash 1249dcc34d Merge branch 'dev' into pdriver 2019-02-20 13:00:58 -08:00
Jennifer Eve Sowash 6d3a29328c Fixed a bug with corner_name in lib.py remaining static. 2019-02-20 12:59:40 -08:00
Jesse Cirimelli-Low e3ff9b53e9 fixed area not being found 2019-02-14 07:01:35 -08:00
Hunter Nichols a4bb481612 Added tracking for available data. 2019-02-12 16:28:37 -08:00
Jesse Cirimelli-Low 36d8d98b17 Merge branch 'dev' into datasheet_gen 2019-02-08 12:05:04 -08:00
Jesse Cirimelli-Low 6cde6beafa added documetation to functions 2019-02-07 06:33:39 -08:00
Hunter Nichols d0edda93ad Added more variance analysis for the delay data 2019-02-07 02:27:22 -08:00
Jesse Cirimelli-Low e131af2cc3 power added to datasheet (finally) 2019-02-06 20:31:22 -08:00
Hunter Nichols 01c8405d12 Fix bitline measurement delays and adjusted default delay chain for column mux srams 2019-02-06 00:46:25 -08:00
Hunter Nichols 5f01a52113 Fixed some delay model bugs. 2019-02-05 21:15:12 -08:00
Hunter Nichols 12723adb0c Modified some testing and initial delay chain sizes. 2019-02-04 23:38:26 -08:00
Jesse Cirimelli-Low c22025839c datasheet now indicates if analytical or characterizer is used 2019-01-31 08:28:51 -08:00
Jesse Cirimelli-Low 21868e1b60 removed expanded process names from corners 2019-01-31 08:09:00 -08:00
Hunter Nichols 45fceb1f4e Added word per row to sram config with a default arguement to fix test. 2019-01-30 11:43:47 -08:00
Hunter Nichols c10c9e4009 Refactored some code and other additional improvements. 2019-01-29 23:02:28 -08:00
Hunter Nichols 242a63accb Fixed issues introduced by pdriver additions in model unit test 2019-01-29 16:43:30 -08:00
Hunter Nichols d1218778b1 Fixed merge conflicts 2019-01-28 22:33:08 -08:00
Jesse Cirimelli-Low ed901aba5f changed datetime to date 2019-01-28 10:29:27 -08:00
Hunter Nichols 6d3884d60d Added corner data collection. 2019-01-22 16:40:46 -08:00
Hunter Nichols 5885e3b635 Removed carriage returns, adjusted signal names generation for variable delay chain size. 2019-01-18 00:23:50 -08:00
Hunter Nichols 5bbc43d0a0 Added data collection of wordline and s_en measurements. 2019-01-17 01:59:41 -08:00
Jesse Cirimelli-Low 0556b86424 html datasheet no longer dependeds on sram 2019-01-16 14:52:01 -08:00
Hunter Nichols cc0be510c7 Added some data scaling and error calculation in model check. 2019-01-16 00:46:24 -08:00
Hunter Nichols 6152ec7ec5 Merge branch 'dev' into multiport_characterization 2019-01-15 16:33:39 -08:00
Matt Guthaus a7dd62b0e5 falling_edge not negative_edge 2019-01-11 15:17:27 -08:00
Matt Guthaus f0ab155172 Change dout to negative clock edge relative 2019-01-11 09:51:05 -08:00
Hunter Nichols 21663439cc Added slews measurements to the model checker. Removed unused code in bitline delay class. 2019-01-09 22:42:34 -08:00
Matt Guthaus 94a6cbc28b Remove extra bracket in pin blokc 2019-01-09 13:44:25 -08:00
Matt Guthaus 7e635d02be Remove indices from pins in lib file 2019-01-09 12:00:00 -08:00
Jesse Cirimelli-Low 24161a1df2 Merge branch 'dev' into datasheet_gen 2019-01-07 18:18:46 -08:00
Matt Guthaus 2236ca40df Make xa least priority since it fails functional tests. 2019-01-03 19:20:31 -08:00
Jesse Cirimelli-Low 6acc8c8902 removed print debug statement 2019-01-03 13:41:25 -08:00
Jesse Cirimelli-Low 53b7e46db4 fixed bug where retrieving git id would fail depending on cwd 2019-01-03 12:28:29 -08:00
Hunter Nichols 272267358f Moved all bitline delay measurements to delay class. Added measurements to check delay model. 2019-01-03 05:51:28 -08:00
Jesse Cirimelli-Low c69e5fdb18 added compile time to datasheet 2019-01-02 10:30:03 -08:00
Jesse Cirimelli-Low cc27736a45 moved DRC and LVS error reports to datasheet.info from datasheet.py 2019-01-02 10:14:45 -08:00
Hunter Nichols 66b2fcdc91 Added data parsing to measurement objects and adding power measurements. 2018-12-20 15:54:56 -08:00
Hunter Nichols b10ef3fb7e Replaced delay measure statement with object implementation. 2018-12-19 18:33:06 -08:00
Hunter Nichols 8eb4812e16 Made parasitic delay parameter in Freepdk45 more accurate, added stage names to delay model. 2018-12-17 23:32:02 -08:00
Hunter Nichols e4065929c2 Added bitline threshold delay checks to delay tests. 2018-12-13 22:21:30 -08:00
Hunter Nichols 97fc37aec1 Added checks for the bitline voltage at sense amp enable 50%. 2018-12-12 23:59:32 -08:00
Hunter Nichols 0510aeb3ec Merged with dev, removed commented out code. 2018-12-12 16:02:16 -08:00
Hunter Nichols 50f13eabce Added better port selection to bitline measurements. 2018-12-12 15:59:20 -08:00
Hunter Nichols 6ac474d642 Added bitline measures with hardcoded names. 2018-12-12 00:43:08 -08:00
Hunter Nichols 82e074ebf0 Added initial structure for bitline measurements. 2018-12-11 14:06:11 -08:00
Hunter Nichols b157fc58a1 Moved feasible period search from functional.py to tests. 2018-12-05 23:23:40 -08:00
Jesse Cirimelli-Low cd0e763895 moved system call to datasheet.info generator 2018-12-05 17:35:35 -08:00
Hunter Nichols ea55bda493 Changed s_en delay calculation based recent control logic changes. 2018-12-05 17:10:11 -08:00
Jesse Cirimelli-Low 7e475b376e switch to git rev-parse solution for id parsing 2018-12-05 14:58:37 -08:00
Jesse Cirimelli-Low 7a20420030 get ORIG_HEAD with pre-commit hook 2018-12-05 13:38:09 -08:00
Hunter Nichols 0c3c58011b Fixed delay test values. 2018-12-05 00:13:23 -08:00
Jesse Cirimelli-Low 5646660765 added git id to datasheet 2018-12-03 10:53:50 -08:00
Jesse Cirimelli-Low 9501b99df7 merged branch wtih dev 2018-12-03 09:47:34 -08:00
Hunter Nichols 722bc907c4 Merged with dev. Fixed conflicts in tests. 2018-12-02 23:09:00 -08:00
Matt Guthaus 3cfe74cefb Functional simulation uses threshold for high and low noise margins 2018-11-28 16:55:04 -08:00
Hunter Nichols b06aa84824 Functional tests now find a feasible period instead of using a heuristic. Bug found, trimming pbitcell netlists causes bit flips. 2018-11-23 18:55:15 -08:00
Hunter Nichols 5f954689a5 In delay.py, altered dummy address based on column mux. Added some hacks to make min_period work for srams with columns muxes. 2018-11-23 13:19:55 -08:00
Hunter Nichols 8257e4fe8c Changed syntax in replica_bl tests, golden data to fit new values in delay tests. 2018-11-19 16:51:43 -08:00
Hunter Nichols a55d907d03 High-to-low delays and slews are copied from the low-to-high values to simplify lib file results. FIXME 2018-11-19 15:40:26 -08:00
Hunter Nichols d3c47ac976 Made delay measurements less dependent on period. 2018-11-18 23:28:49 -08:00
Hunter Nichols 3716030a23 Added delay chain sizing for rise/fall delays. Disabled to some sizes being having very large fanouts. 2018-11-16 16:57:22 -08:00
Hunter Nichols 6e47de3f9b Separated relative delay into rise/fall. 2018-11-14 23:34:53 -08:00
Hunter Nichols 8b6a28b6fd Changed scmos bitcell 1rw,1r to have same tx widths as pbitcell. 2018-11-13 22:24:18 -08:00
Jesse Cirimelli-Low 5c4ee911aa added another VLSI logo and fixed control port numbering 2018-11-11 07:22:13 -08:00
Jesse Cirimelli-Low 4ba07e4b94 Complete rewrite of parser, all ports (except clock) added on multiport sheets 2018-11-10 20:23:26 -08:00
Jesse Cirimelli-Low 62f8d26ec6 Merge branch 'dev' into datasheet_gen 2018-11-10 10:58:35 -08:00
Hunter Nichols bad55cfd05 Merged with dev. Fixed merge conflict. 2018-11-09 17:18:19 -08:00
Hunter Nichols ea1a1c7705 Added delay chain resizing based on analytical delay. 2018-11-09 17:14:52 -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
Jesse Cirimelli-Low d6c0247ff2 added area to datasheet 2018-11-08 21:30:17 -08:00
Matt Guthaus 71177d0b70 Fixed small bugs with new port index stuff and layout. 2018-11-08 17:40:22 -08:00
Matt Guthaus 7b10e3bfec Convert port index lists to three simple lists. 2018-11-08 12:19:40 -08:00
Jesse Cirimelli-Low 781bd13cc1 Merge branch 'dev' into datasheet_gen 2018-11-07 10:08:45 -08:00
Hunter Nichols 9744bc516a Merge branch 'dev' into multiport_characterization 2018-11-05 10:40:29 -08:00
Matt Guthaus 38dab77bfc Add fixed seed to functional test during unit tests. Skip non-working tests after fixed seed. 2018-11-03 10:53:09 -07:00
Jesse Cirimelli-Low fe196c23a9 added FF timing information 2018-10-30 22:32:19 -07:00
Hunter Nichols e5dcf5d5b1 Altered bitline with heuristic to have a larger delay chain for larger column muxes. Also have to alter the feasible period for functional tests to pass. 2018-10-30 22:19:26 -07:00
Jesse Cirimelli-Low 2da90c4b6a fixed double counting of characterization tuple permutations 2018-10-27 12:04:10 -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 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
Matt Guthaus 57fb847d50 Fix check for missing simulator type in characterizer 2018-10-25 09:08:56 -07:00
Michael Timothy Grimes 3202e1eb09 Altering comment code in simulation.py to match the needs of delay.py 2018-10-25 00:58:01 -07:00
Michael Timothy Grimes 40450ac0f5 Merge branch 'dev' of https://github.com/VLSIDA/PrivateRAM into multiport 2018-10-25 00:36:46 -07:00
Michael Timothy Grimes ceab1a5daf Adding debug comments to stim file for functional test and cleaning up comment code in simulation.py. Adding multiple tests for different mux configurations to functional unit tests. 2018-10-25 00:11:00 -07:00
Hunter Nichols a711a5823d Merged dev and fix conflicts in geometry.py 2018-10-24 10:52:22 -07:00
Matt Guthaus cccde193d0 Add ngspice equivalents of RUNLVL 2018-10-24 10:31:27 -07:00
Matt Guthaus 5f17525501 Added run-level option for write_control and enabled fast mode in functional tests 2018-10-24 09:32:44 -07:00
Hunter Nichols da1b003d10 Fixed multiport lib files not generating the correct number of signals. Move setup time from DOUT to DIN in lib file. Altered golden files with these changes. 2018-10-24 00:17:08 -07:00
Hunter Nichols 016604f846 Fixed spacing in golden lib files. Added column mux into analytical model. 2018-10-24 00:16:26 -07:00
Hunter Nichols 53cb4e7f5e Fixed lib files to be syntactically correct with multiport. Fixed issue in geometry.py that prevented netlist_only option from working. 2018-10-22 23:33:01 -07:00
Hunter Nichols 62439bdac6 Fixed merge conflicts with sram.py 2018-10-22 17:29:14 -07:00
Michael Timothy Grimes 2053a1ca4d Improved debug comments for functional test 2018-10-22 01:09:38 -07:00
Jesse Cirimelli-Low ab6afb7ca8 fixed html typos, added logo, added placeholder timing and current, began ports section 2018-10-17 19:27:09 -07:00
Matt Guthaus 5d6944953b Fix char_result rename collision 2018-10-17 09:38:26 -07:00
Michael Timothy Grimes a27cdb4fbc Merge branch 'dev' of https://github.com/VLSIDA/PrivateRAM into multiport 2018-10-17 07:32:03 -07:00
Jesse Cirimelli-Low afba54a22d added analytical model support, added proper output with sram.py 2018-10-12 13:22:12 -07:00
Matt Guthaus f7d1df6ca7 Fix trim spice with new names 2018-10-11 10:36:49 -07:00
Hunter Nichols f30e54f33c Cleaned up indexing in variable that records cycle times. 2018-10-10 00:02:03 -07:00
Hunter Nichols 3ac2d29940 Made delay.py a child of simulation.py. Removed duplicate code in delay and changed some in simulation 2018-10-09 17:44:28 -07:00
Hunter Nichols a3bec5518c Put worst case test under the hierarchy of a delay test. Added option for pex option to worst case test. 2018-10-09 00:36:14 -07:00
Hunter Nichols fd806077d2 Added class and test for testing the delay of several bitcells. 2018-10-08 15:50:52 -07:00
Michael Timothy Grimes 6ef1a3c755 Improvements to functional test. Now will read or write in a random sequence, using randomly generated words and addresses, and using random ports in the multiported cases. Functional test still has some bugs that are being worked out so it will sometimes fail and sometimes not fail. 2018-10-08 06:34:36 -07:00
Jesse Cirimelli-Low fa979e2d34 initial stages of html documentation generation 2018-10-06 21:15:54 -07:00
Hunter Nichols 7b4e001885 Altered web to only be generated for rw ports. 2018-10-04 15:08:12 -07:00
Hunter Nichols 371a57339f Fixed bugs to allow characterization of multiple read ports. Improved some debug messages. 2018-10-04 14:09:09 -07:00
Hunter Nichols 6e0a1b8823 Fixed bugs in power simulations. Made regex raw strings to remove warnings 2018-10-04 14:09:09 -07:00
Hunter Nichols c876bbfe73 Changed characterizer control generation to match recent changes in multiport. 2018-10-04 14:09:09 -07:00
Hunter Nichols 2e322be7f7 Added changes the control logic PWL generation to match changes made in stimuli. 2018-10-04 14:09:09 -07:00
Hunter Nichols 88f2238e03 Multiport variable bug fix and removed unused code. 2018-10-04 14:09:09 -07:00
Hunter Nichols bb79d9a62d Added regex pattern matching to trim_spice to handle multiport. 2018-10-04 14:09:09 -07:00
Hunter Nichols e7f92e67d0 Fixed issues with inst_sram that prevented functional test from running after merge. 2018-10-04 14:09:01 -07:00
Hunter Nichols 6c537c4884 Made stim node names more ngspice friendly for interactive mode. Cleaned up cycle comments. Changed ground names in stim and added related comments. 2018-10-04 14:06:43 -07:00
Hunter Nichols 65edc70cfd Made global names for pins types. Fixed bugs in tests. 2018-10-04 14:06:43 -07:00
Hunter Nichols d2120d6910 Moved pin name creation from stimuli to delay and bug fix in find_feasible_period_one_port 2018-10-04 14:06:34 -07:00
Hunter Nichols 4586ed343f Edited lib to support port indexing. Edited tests in reaction to name dict name changes. Cleaned up measurement value generation in delay. 2018-10-04 14:04:08 -07:00
Hunter Nichols ab7d3510b5 Cleaned up result tables to be indexed by port and measurement name. Lib has not been updated, so it crashes there. 2018-10-04 14:04:08 -07:00
Hunter Nichols 346b188372 Improved on some hard coded values which determine the measurements. 2018-10-04 14:04:08 -07:00
Hunter Nichols cfe15d48a4 Added changes to make changing the names of the measurements simple in delay.py. Results in some hardcoded values which is TODO for a fix. 2018-10-04 14:04:08 -07:00
Hunter Nichols aa0d032c78 Cleaned the char_data to fit the previous style. Added print statements to load/slew sims. 2018-10-04 14:04:08 -07:00
Michael Timothy Grimes cf4b216888 Correcting functional inheritance from simulation. 2018-10-04 13:55:59 -07:00
Michael Timothy Grimes 34d8a19871 Adding simulation.py for common functions between functional and delay tests. Updating functional test. 2018-10-04 09:29:44 -07:00
Michael Timothy Grimes 6d83ebf50f updating debug messages in functional test 2018-09-30 22:10:11 -07:00
Michael Timothy Grimes 8a56dd2ac9 Finished functional test 2018-09-30 21:20:01 -07:00
Michael Timothy Grimes 26c6232564 Updating functional test. Test can now run a spice simulation and read the dout values from the timing files. 2018-09-28 23:38:48 -07:00
Michael Timothy Grimes 934959952b Corrections to functional test that adds multiple cs_b signals per port 2018-09-21 09:59:44 -07:00
Michael Timothy Grimes 938ded3dd6 Adding functional test to characterizer and unit tests in both single and multiport 2018-09-20 15:04:59 -07:00
Matt Guthaus 3539887ee4 Updating ms_flop removal. 
Updated characterizer for dff.
Added new setup/hold results for dff instead of ms_flop.
Removed ms_flop references in sram-base.
Fixed syntax errors in SCN3ME tech file.
 2018-09-13 11:40:24 -07:00
Matt Guthaus f8fc7c12b3 Remove ms_flop and replace with dff. Might break setup_hold tests. 2018-09-13 11:02:28 -07:00
Hunter Nichols 91bbc556e8 Cleaned up control logic cycle creation in delay.py. Fixed bug which caused input data to be determined by the read ports. 2018-09-10 22:06:50 -07:00
Hunter Nichols da6843af5b Changed power logic in lib file writing. Syntax incorrect still for multiport. To be changed when top-level is done. 2018-09-10 19:33:59 -07:00
Hunter Nichols 5dfa8bc2c6 Fixed known typos of the word transition. 2018-09-10 14:27:26 -07:00
Hunter Nichols 5cab786e21 Cleaned up analyze and some of its helper functions to be less cluttered. 2018-09-07 17:50:09 -07:00
Hunter Nichols 83f6434476 Gave find_feasible_period a port input. 2018-09-07 00:53:11 -07:00
Hunter Nichols 1615de05e4 Fixed leakage power issue in test 21_hspice. Still requires more testing. 2018-09-06 18:26:08 -07:00
Hunter Nichols a2bc82fe71 Fixed test 21_hspice. Leakage power is off. 2018-09-06 17:34:22 -07:00
Hunter Nichols dd22f9acd5 Fixed issues with analytical sram test. Changed syntax errors in golden lib file. 2018-09-06 17:01:10 -07:00
Hunter Nichols 66c4782408 Fixed several syntax error regarding some multiport naming. Currently in debug mode. 2018-09-06 00:25:02 -07:00
Hunter Nichols ad235c02c6 Added debug code which skips characterization and goes straight to writing the lib. Fixed some syntax issues in the lib file. 2018-09-05 23:27:13 -07:00
Hunter Nichols 3bde83bdbe Added initial structure changes to lib. Crashes when writing to lib file. 2018-09-04 00:43:44 -07:00
Hunter Nichols 1af5bb3758 Remove code bloat and simplified port logic in some cases. Crashes while writing to lib. 2018-09-01 00:10:40 -07:00
Hunter Nichols 60088c2dfb Added changes to lib to allow the default to run. Will crash with multiport options. 2018-08-31 00:42:56 -07:00
Hunter Nichols 6614c3eb51 Altered min_period algorithm to work for multiport. Works for default config but mostly untested for multiport options. 2018-08-30 22:43:56 -07:00
Hunter Nichols 5989a3c952 Expanded run_delay_stimulas to multiport. Bug Fixes as well. 2018-08-30 17:08:34 -07:00
Hunter Nichols 907b7310ee Actually changed the noops default data in this commit. 2018-08-30 15:16:54 -07:00
Hunter Nichols 53fa6108e1 Changed most noops calls to have default input of all 0's. Changed parse_values to return dict even if some values fail. 2018-08-30 15:11:54 -07:00
Hunter Nichols e32c1fdd23 Changed part (4) of analyze to use the updated measure names. 2018-08-30 01:18:34 -07:00
Hunter Nichols 78be724867 Edited find_feasible period to use dynamic naming on its measured values and edited the algorithm to work with multiport. 2018-08-30 00:11:14 -07:00
Hunter Nichols 02cf51d3be Added generic parsing function to capture multiple values. This commit does not run and it messes up some naming conventions 2018-08-29 22:16:42 -07:00
Hunter Nichols 4b515fe1ac Changed create_test_cycles to have targeted ports for characterization rather than all ports always. 2018-08-29 17:16:11 -07:00
Hunter Nichols 775fe7b57c Fixed measure statement stating times. This commit crashes if there are no readwrite ports. 2018-08-29 15:13:31 -07:00
Hunter Nichols 8fad81ff1e Changed delay measures to add additional measure based on # of ports. Measure times are not correct yet. 2018-08-29 00:43:27 -07:00
Hunter Nichols ffe59bdf51 Edited delay measures to handle multiple readwrite ports. This commit is not well tested. 2018-08-29 00:01:22 -07:00
Hunter Nichols fa8434e5f0 Added debug checks for unsupported port options. 2018-08-28 13:01:35 -07:00
Hunter Nichols bd763fa1e3 Fixed naming issue between sram instance and PWL in stimulus 2018-08-28 12:09:02 -07:00
Hunter Nichols 75da5a994b Edited create_test_cycles to generate values that characterize all ports. Still several bugs and lib file does not support multiple ports. 2018-08-28 00:30:15 -07:00
Hunter Nichols ba5988ec7f Added write port structure to create_test_cycles. This commit contains test code. 2018-08-27 20:35:29 -07:00
Hunter Nichols d82d3df4a7 Added read port cycle data generation. This commit contains test code in create_test_cycles 2018-08-27 18:17:02 -07:00
Hunter Nichols a0e06809f9 Comments now display port in stim file. 2018-08-27 16:23:23 -07:00
Hunter Nichols 350823d434 Added basic structure to add_test_cycles to characterize multiple ports and its helper functions to allow for ports to be selected for characterization 2018-08-27 15:56:42 -07:00
Hunter Nichols 6dc72f5b1e Added additional control signal to stim file based on # of ports. 2018-08-23 17:46:24 -07:00
Hunter Nichols efcb435fde Changed # of address signals to reflect # of ports in delay 2018-08-23 14:49:56 -07:00
Hunter Nichols 9151858449 Characterizer now recognizesmultiple ports and additional DIN/DOUT signals are added to stim file. 2018-08-22 23:45:43 -07:00
Hunter Nichols 21e85297d3 Merge branch 'dev' into multiport_characterization 2018-08-22 14:50:29 -07:00
Hunter Nichols 8abf45a5d3 Some test code added. To be removed later. 2018-08-22 14:19:09 -07:00
Matt Guthaus 49bee6a96e Remove OEB signal since we split DIN/DOUT ports 2018-08-13 14:09:49 -07:00
Matt Guthaus a7a3099702 Fix comments in stimulus file to show list and not zip type 2018-07-27 15:00:00 -07:00
Matt Guthaus 71606e1097 Add read cycle to clear DOUT bus before each read measure. 2018-07-27 14:06:59 -07:00
Matt Guthaus 8f72621f4a Converted delay measurement to use add_read/add_write functions. 
Rewrote the logic to add one cycle at a time for easier
manipulation. This can be extended more easily into the
functional simulations.
 2018-07-27 11:36:17 -07:00
Matt Guthaus a00e160274 Convert bitline index to integer in trim_spice 2018-07-26 14:29:44 -07:00
Matt Guthaus bc67ad5ead Fixed timing to be measured from positive clock edge since 
reading a 1 will be the precharge time.
Started modifying the lib file for DIN and DOUT ports, but did not
check the syntax yet.
 2018-07-26 13:58:50 -07:00
Matt Guthaus 00a87d57ab Modified pinvbuf to have a stage effort of 4 for driving the 
clock bar to wordline enable.
Fixed comments in stimulus file to have right cycle numbers.
Removed clock gating on we signal since clock gating is already
done on the WL signals. It is redundant.
 2018-07-26 11:28:48 -07:00
Matt Guthaus b7525a14c2 Change DIN to DOUT in characterizer. Spacing dff flops down by m2 not m1 pitch. 2018-07-25 15:50:49 -07:00
Matt Guthaus b88947ef5c Pass the sram design to lib instead of the sram wrapper 2018-07-18 11:51:42 -07:00
Matt Guthaus 0701fceb0b Use sram rather than new meta-sram class in the characterizer for delay 2018-07-18 10:39:29 -07:00
Matt Guthaus a2d8d16c7a Split DATA into DIN and DOUT in characterizer 2018-07-11 14:19:09 -07:00
Matt Guthaus 265b5d977a Fix option reload problems and checkpointing so that it works properly. 2018-07-11 12:00:15 -07:00
Matt Guthaus 3de81c8a67 Close files in trim spice and delay. 2018-06-29 15:11:41 -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 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
Hunter Nichols 6a3f0843ff Fixed accidental changes made to analytical delay. 2018-02-28 12:18:41 -08:00
Hunter Nichols e6d6680da1 Fixed conflict in delay.py 2018-02-27 13:02:22 -08:00
Hunter Nichols d0e6dc9ce7 First version of analytical power models. Still huge room for improvement. Analytical power printed with 1 verbose level. 2018-02-26 16:32:28 -08:00
Matt Guthaus 35137d1c67 Add extra comments in stimulus output. 2018-02-26 14:39:06 -08:00
Matt Guthaus a732405836 Add utility script gen_stimulus.py to help create simulations for debugging. 2018-02-26 08:54:35 -08:00
mguthaus 322f354878 Convert period to float to avoid type mismatch. 2018-02-25 11:13:43 -08:00
mguthaus f3efb5fb50 Fixed leakage and power unit test results. 2018-02-23 15:20:52 -08:00
Matt Guthaus d88ff01792 Change default operating conditions to OC 2018-02-23 13:38:55 -08:00
Matt Guthaus 29aa6002e6 Make period into p instead of remove it. Changes file names... 2018-02-23 12:50:02 -08:00
Matt Guthaus 9d1f31467e Move internal power to clock pin. Differentiate leakge power when CSb is high. 2018-02-23 12:21:32 -08:00
Matt Guthaus 23f06bfa9a Reduce number of parameters in function calls for delay.py. 2018-02-22 11:14:58 -08:00
Hunter Nichols d4a0f48d4f Added power calculations for inverter. Still testing. 2018-02-21 19:51:21 -08:00
Matt Guthaus b31f3c18af Change BSIM3 models to version 3.3.0. Add comment about multithreading selection. 2018-02-21 17:50:12 -08:00
Matt Guthaus 4e414b6c15 Fix unintended unmerge of changes. Bad bad. 2018-02-21 16:03:49 -08:00
Matt Guthaus a44346110b Fix merge of results. 2018-02-21 15:47:07 -08:00
Matt Guthaus fcacd46866 UPdate tests with new delay and slew names and leakage power. 2018-02-21 15:45:49 -08:00
mguthaus b8b2375346 Updated golden tests with new leakage aware power numbers. 2018-02-21 15:44:52 -08:00
Matt Guthaus 4b9ea66a42 Change names of variables to indicate transistions for clarity. 2018-02-21 15:13:46 -08:00
Matt Guthaus 71831e7737 Get delays only for successful run. 2018-02-21 14:05:39 -08:00
Matt Guthaus 9600dae7df Remove print statements. 2018-02-21 13:45:14 -08:00
Matt Guthaus 7d2f4386e2 Include leakage of non-trimmed array. Back out leakage of trimmed, add back leakage of nontrimmed. Reorgs simulation of delay and power a bit. 2018-02-21 13:38:43 -08:00
Hunter Nichols 8ea384a761 Fixed merging issues with power branch 2018-02-14 15:21:42 -08:00
Matt Guthaus a12ebeed9f Add multiple process corners. Unit tests use nominal corner only. Add fake SCMOS nominal models, but they are broken. 2018-02-12 09:33:23 -08:00
Matt Guthaus 4dd075c7b7 Add V and C to names of lib files. 2018-02-11 16:34:32 -08:00
Matt Guthaus f86985821a Begin modifications for corner-based characterization. Made stimuli.py a class. Golden output files are not updated. 2018-02-09 15:33:03 -08:00
Matt Guthaus 17716191c1 Clean up time statements in openram output 2018-02-08 13:11:18 -08:00
Matt Guthaus 54c21f6282 Added method=gear back to ngspice simulation to fix convergence bug. 2018-02-07 21:07:11 -08:00
Matt Guthaus 1b4be741df Fix broken print statements 2018-02-07 17:39:42 -08:00
Matt Guthaus 9cc46453a2 Fix PWL bug to output last value. Fix bug in setup/hold use of improved PWL function. 2018-02-07 15:43:09 -08:00
Matt Guthaus 8e91552701 Remvoe newline. 2018-02-07 14:33:29 -08:00
Matt Guthaus 5dacafc698 Disable gear integration in ngspice. Not sure it is necessary anymore and it is quite slow. 2018-02-07 14:20:15 -08:00
Matt Guthaus 3e4ef36efe Clean up Python comments and improve comments in stimulus file. 2018-02-07 14:04:18 -08:00
Matt Guthaus 5c4999d4cc Move delay-specific stimulus commands to delay.py. Keep stimuli.py generic. 2018-02-07 12:58:47 -08:00
Matt Guthaus 941094ce31 Return slews to 10-90 and 90-10 so I don't have to re-hardcode the results in unit tests. 2018-02-05 15:21:53 -08:00
Matt Guthaus 4505c0f74e Improve error to setup model dir path. Use it to override FreePDK45 too. 2018-02-05 15:12:12 -08:00
Matt Guthaus 85f4438280 Exit with error if model files are not found. 2018-02-05 15:09:21 -08:00
Matt Guthaus e2e5f45cec Correct vague comments about char cycles. End simulation after last period even though a transition would mean a failed simulation. 2018-02-05 14:07:12 -08:00
Matt Guthaus a8e1abdce8 Use method=gear for ngspice to improve convergence. Split TD for trig and targ in measure statements. Start waiting for clk neg edge trigger at clk pos edge. 2018-02-05 11:36:46 -08:00
Matt Guthaus 84b42b0170 Fix bug in trim netlist. Add info comments to spice netlist and trimmed netlist. Increase verbosity for simulations. 2018-02-02 19:33:07 -08:00
Matt Guthaus 3e2d4d631d Do not require hspice during tests. Check if a valid simulator is found, however. 2018-02-02 12:31:33 -08:00
Matt Guthaus 7c9c16e29c Fix assertion error syntax problem. Do not require hspice for functional test. Improve delay fail error message. 2018-02-02 12:31:33 -08:00
Hunter Nichols 56f7caf59f Added first test power model to sram 2018-02-02 12:31:33 -08:00
Matt Guthaus 9fea4a1a2d Do not require hspice during tests. Check if a valid simulator is found, however. 2018-01-31 16:21:43 -08:00
Matt Guthaus 590f6e01d1 Fix assertion error syntax problem. Do not require hspice for functional test. Improve delay fail error message. 2018-01-31 15:38:02 -08:00
Matt Guthaus 369aa85cd2 Fail simulation tests if correct spice is not found. Correctly load spice characterizer. 2018-01-26 13:00:25 -08:00
Matt Guthaus fd748b4fe4 Move info messages about modes to better locations. 2018-01-05 08:32:23 -08:00
mguthaus 09ca8ba17d Improve output format. Rename option to be more sensible. 2017-11-22 15:57:29 -08:00
Matt Guthaus cf66c83fe4 Fixed address bug to simulate correct wordline 2017-11-21 13:57:59 -08:00
Matt Guthaus aa4768bf87 Add time info for spice simulation calls. 2017-11-21 13:04:18 -08:00
Matt Guthaus 88740c107f Improve global and code structure using modules. 
Comment and reorganize globals.py
Tests consistently use globals module for OPTions.
Add characterizer as module support.
Modify unit tests to reload new characterizer for ngspice/hspice.
Enable relative and absolute config file arguments so you can run
openram from anywhere on any config file.
 2017-11-16 13:52:58 -08:00
mguthaus 2eb9f5c6bc Move verify into a module. Make characterizer a module. Move exe searching to modules. 2017-11-15 17:02:53 -08:00
Matt Guthaus 29c5ab48f0 Add spice pruning for speed-up. Fix spice search bugs. Add time in stages to openram output. 2017-11-14 13:24:14 -08:00
Matt Guthaus 8071dcc0f3 Add customsim (xa) as optional simulator. Fix regex to support scientific notation. Go through list of preferred simulators in order. Always abort if command-line simulator not found. 2017-11-12 10:42:41 -08:00
Jun Chen 054e4d3c28 my change 2017-11-11 16:54:04 +09:00
Matt Guthaus 95f1a24f72 Change default delay modeling to analytical. Add command-line option characterization by simulation (-c). 2017-11-09 11:13:44 -08:00
Matt Guthaus e06e1691c8 Two bank SRAMs working in both technologies. 2017-09-29 16:22:13 -07:00
Matt Guthaus d77216d6dd Fix LEF mismatch due to path/wire hierarchy change. Add characterizer feasible delay/slew check. Update delay tests with new delays. 2017-08-07 10:24:45 -07:00
Matt Guthaus 20d8c0bc45 Improved characterizer. 2017-07-06 08:42:25 -07:00
mguthaus f32912f07c Removed name option from some modules and autogenerate unique names. Added check to design class to prevent duplicate names by accident. Reduced diff file output verbosity. 2017-06-02 11:11:57 -07:00
Matt Guthaus 34e180b901 Analytical delay model from Bin Wu. Unit test not passing. 2017-05-30 12:50:07 -07:00
mguthaus bd7958be28 Fixed format test. It was not performing checks due to moving of OPENRAM_HOME. Fixed some tabs and print statements. 2017-04-24 11:55:11 -07:00
Matt Guthaus 841532a52f Change characterizer to be one data structure. Add approximate diff for lib file. 2016-11-23 17:18:48 -08:00
Samira Ataei 233acc3fcc Added seprate return for power values of lib. 2016-11-20 11:16:19 -06:00
Samira Ataei d195df682d Added Power results to lib. 
Fixed min_period and min_pulse_width values.
  Updated lib golden files.
 2016-11-19 20:19:16 -06:00
Matt Guthaus 7d0d590879 Don't converge only after a successful measurement. 2016-11-11 14:25:46 -08:00
Matt Guthaus 5e33781268 Remove control structure from ngspice. Add probe for ngspice too since it doesn't hurt. Unskip delay test. 2016-11-11 13:22:01 -08:00
Matt Guthaus 5211be5ffc No control statements in ngspice 26 2016-11-11 13:10:54 -08:00
Matt Guthaus 33b46b450d No control statements in ngspice 26 2016-11-11 13:09:46 -08:00
Matt Guthaus 1356e5142d Add print of values if tests fail. Modify some ngspice tests to pass withcorrect results. 2016-11-11 09:41:43 -08:00
Matt Guthaus 992d091a8b Change step resolution in setup_hold to 5p to avoid convergence problems with ngspice. 2016-11-10 11:07:52 -08:00
Matt Guthaus 46fceba692 More debug messages 2016-11-10 08:55:11 -08:00
Matt Guthaus e017f3f4ca Add better info messages. Convert subprocess to a shell command. 2016-11-10 08:36:28 -08:00
Matt Guthaus d7afb27322 Break subprocess call into arg list. 2016-11-10 07:27:38 -08:00
Matt Guthaus f48272bde6 RELEASE 1.0 2016-11-08 09:57:35 -08:00