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
mrg 6ac082ce23 Only replace simulator if it is defined. 2021-06-16 10:44:13 -07:00
Hunter Nichols 74b55ea83b Added a graph exclusion clear for the mux to prevent previous graph creations causing bugs. 2021-06-14 14:39:54 -07:00
Hunter Nichols 7df36a916b Added an exclusion for unused column mux paths to prevent multiple outputs paths in graph. 2021-06-14 13:51:52 -07:00
mrg 8964abc2b7 Change simulator based on one in use. 2021-06-09 16:02:32 -07:00
Hunter Nichols 4ec2e1240f Merge branch 'dev' into automated_analytical_model 2021-06-09 15:45:41 -07:00
Hunter Nichols ccf98ad5a6 Added accuracy check in regression model test. 2021-06-09 13:44:42 -07:00
Hunter Nichols b6b20c1f43 Removed level 0 debug statements for bitlines naming. 2021-06-09 12:53:31 -07:00
Hunter Nichols f25dcf1b63 Fixed issue with bitline name warning occuring when no issue is present. 2021-06-09 12:52:26 -07:00
Hunter Nichols 3d82718f5a Changed neural network model to be sklearn based 2021-06-07 12:26:45 -07:00
Hunter Nichols 331e6f8dd5 Added functions for testing accuracy of current regression model and associated test. 2021-06-04 15:04:52 -07:00
Hunter Nichols 54639bbb94 Added more data for regression models 2021-06-04 13:37:21 -07:00
mrg 537fd6eff9 Use None instead of empty string for tool names. 2021-06-01 16:41:14 -07:00
Hunter Nichols b3bcf48d2e Merge branch 'dev' into automated_analytical_model 2021-05-26 18:42:24 -07:00
Hunter Nichols a53c6c51ed Added sim data for freepdk45 and removed stale data 2021-05-26 18:40:46 -07:00
mrg e16f44cc81 Update lib file with external supply names 2021-05-26 15:34:32 -07:00
mrg 4a8e0cdabb Add top-level pin functionality 2021-05-26 15:04:52 -07:00
Hunter Nichols 2f4f8ca912 Fixed conflicts in delay and elmore modules on merge with dev. 2021-05-25 15:25:43 -07:00
Hunter Nichols 76f5578cc1 Removed path delays from characterization output to not disturb the current testing flow. 2021-05-25 15:19:27 -07:00
Hunter Nichols 23368c0fcf Updated tests and elmore model with load_slew lists. Changed naming on characterization output to not clash with testing. 2021-05-25 14:49:28 -07:00
Hunter Nichols 1488b31dce Adjusted model prediction to account for a single datafile. Adjusted unscaling data as well. 2021-05-24 12:53:51 -07:00
Hunter Nichols 53503f40d2 Changed util functions to expect multiple outputs in data. Changed train models to account for multiple outputs when reading in data. 2021-05-24 12:03:26 -07:00
mrg 9c01e22281 Prioritize Xyce. 2021-05-21 12:05:10 -07:00
mrg f856a44376 Restrict to direct KLU solver 2021-05-21 12:04:26 -07:00
mrg fc17a1ff45 Xyce can be capital or lower case 2021-05-21 12:04:26 -07:00
mrg eadf7eedc5 Prioritize Xyce to last until bugs resolved. 2021-05-21 10:01:37 -07:00
Hunter Nichols 41c8eeb23c Adjusted paths in makefile for generating data used in regression models 2021-05-20 13:05:16 -07:00
Hunter Nichols 0434e57609 Added target in makefile to run configs and store results in tech directory. 2021-05-17 14:03:32 -07:00
mrg 3abebe4068 Add hierarchical seperator option to work with Xyce measurements. 2021-05-14 16:16:25 -07:00
mrg 7534610cdd Add MPI capability for Xyce threading. 2021-05-14 11:45:37 -07:00
mrg 67a67111a6 Initial Xyce support. 2021-05-14 11:28:29 -07:00
mrg 3959cf73d1 Remove setup/hold measure and compute it directly. 2021-05-14 10:11:14 -07:00
mrg 9555b52aaa Remove setup/hold measure and compute it directly. 2021-05-14 10:01:10 -07:00
Hunter Nichols 16904496ac Made path delays write out to the extended OPTS file. 2021-05-05 01:14:54 -07:00
Hunter Nichols b8c7fcf182 Removed measurement check which conflicts with multiport memories 2021-04-21 15:53:27 -07:00
Hunter Nichols 5dad0f2c0e Merged with dev, fixed import conflict in lib 2021-04-18 23:59:35 -07:00
mrg 61b1b90dd3 Use built in binary conversion. Improve spare debug output. 2021-04-07 16:08:29 -07:00
mrg 5843aa037c Update functional test to use spare columns separately. 
Fix no spare columns data width error.
 2021-04-07 16:08:24 -07:00
mrg d609e4ea04 Reimplement trim options (except on unit tests). 
Allow trim netlist to be used for delay and functional simulation.
Each class implements a "trim_insts" set of instances that can be removed.
By default far left, right, top and bottom cells in the bitcell arrays are kept.

Use lvs option in sp_write

Fix lvs option in sram.
 2021-04-07 16:07:56 -07:00
mrg 014c95f761 Add accounting output to ngspice 2021-04-01 16:48:15 -07:00
mrg c7f99aef2c Add functional comment to aid debugging checks. 2021-03-31 12:14:20 -07:00
mrg 671470f5f2 Skywater changes. 
Default 1 thread and no temp subdirectory.
Add skywater setup/hold golden data
Add CLI option for simulation threads (-m)
Add compatibility mode option and nomodcheck for ngspice to speed up sky130 model loading.
Make subdir when using default /tmp dir.
Pass num_threads so temp subdirs are created.
 2021-03-22 15:48:14 -07:00
Hunter Nichols 6f01ab4792 Added simulation time modeling to regression model. 2021-03-22 12:55:29 -07:00
Hunter Nichols 208586a8e8 Added simulation time in the datasheet 2021-03-22 12:21:10 -07:00
Hunter Nichols 2cd3d28add linear regression model coefficients are now written to the extended config file 2021-03-02 13:14:56 -08:00
mrg 90cb9f581f Fixes to get hspice delay test to pass. 2021-03-02 09:28:41 -08:00
mrg 9e7c04a43a Merge lekez2005 changes WITHOUT control logic change. 2021-03-01 15:19:30 -08:00
mrg 4ab694033d Merge remote-tracking branch 'bvhoof/dev' into dev 2021-03-01 12:16:26 -08:00
Bob Vanhoof f5a9ab3b2c cleanup clutter 2021-03-01 15:23:57 +01:00
Bob Vanhoof fde8794282 calibre pex modifications to run hierarchical pex 2021-03-01 09:56:25 +01:00
ota2 9d025604ff Simulate calibre extracted netlists without requiring extra layout ports 2021-02-27 19:29:18 -05:00
ota2 9a2987ad07 Add spectre simulator 2021-02-27 19:25:00 -05:00
Hunter Nichols d3ef1d7b85 Changed to ridge model to reduce effects of overfitting on small models. 2021-02-26 11:00:21 -08:00
Hunter Nichols b5516865f1 Added option to allow specific load/slew combinations in config file. 2021-02-24 16:43:34 -08:00
Hunter Nichols 2ce802612b Stopped script from crashing if area is not included in the model dataset 2021-02-17 10:42:01 -08:00
Hunter Nichols ad1509b29b Added local_array_size as an input to the model 2021-02-17 10:00:11 -08:00
Hunter Nichols 3f5fd0b6f4 Merge branch 'dev' into automated_analytical_model 2021-02-15 15:20:49 -08:00
Hunter Nichols c308dd34a4 Merge branch 'dev' into elmore_model_tuning 2021-02-15 14:50:56 -08:00
Hunter Nichols 4700f14e82 Removed area as an input feature to regression model 2021-02-10 14:20:38 -08:00
mrg b82b7aaf28 PEP8 format 2021-02-10 12:10:04 -08:00
Hunter Nichols f81c1ee4fc Contents of previous datasheet truncated if paths are the same 2021-02-05 16:51:35 -08:00
mrg 19e99d1c7b Enable parallel regression testing. 2021-02-03 14:19:11 -08:00
Hunter Nichols df8d59f32e Merge branch 'dev' into automated_analytical_model 2021-02-01 01:49:45 -08:00
Hunter Nichols 7bed5bdd1c Added option for model to specify regression model data path. 2021-01-25 14:24:54 -08:00
Matt Guthaus 30fc81a1f0 Update copyright year. 2021-01-22 11:23:28 -08:00
Hunter Nichols e26e17c53f Added option to specify exact corners for characterization in config file 2021-01-22 00:50:28 -08:00
Hunter Nichols d1b240dfb5 Added nom_voltage, etc back but changed values to replicate the operating conditions. Readded nom values back in golden files. 2021-01-21 13:52:55 -08:00
Hunter Nichols b0c2722583 Changed lib file to only contain reference to the operating voltage and removed nominal voltage references. 2021-01-19 15:22:50 -08:00
Hunter Nichols 70fe90f0af Added shared classes between regression models, added and changed some debug messages 2021-01-19 14:19:50 -08:00
Hunter Nichols 6d2a35e929 Changed most lists to dict to reduce hardcoded indices 2021-01-19 13:47:54 -08:00
Hunter Nichols 1881d43948 Added initial neural network model 2021-01-13 14:07:52 -08:00
Hunter Nichols ed3d39a1b8 Added updated model data with slews and loads. Changed linear regressions to account for additional models. 2021-01-13 13:04:34 -08:00
Hunter Nichols d6d8a037f1 Added values to datasheet info which will be used for model training 2021-01-11 15:20:56 -08:00
Hunter Nichols 6b053c8185 Adjusted margin for the period in elmore model 2021-01-11 12:53:14 -08:00
Hunter Nichols d8437249f7 Condensed some datasheet code in lib.py 2021-01-06 15:53:22 -08:00
Hunter Nichols bb841fc84d Added option to output the datasheet.info file. 2021-01-06 12:45:34 -08:00
Hunter Nichols 9edaca0616 Changed tech path in linear regression to use openram_tech option. 2020-12-22 16:45:04 -08:00
Hunter Nichols 6eac0530a1 Added words per row to datasheet 2020-12-22 15:00:11 -08:00
Hunter Nichols 732404b330 Added an option that prevents lib.py from generating corners and only uses corners in config file. 2020-12-17 15:32:15 -08:00
Hunter Nichols 240dc784af Fixed issue with static inputs causing errors. Added corners to linear regression inputs. 2020-12-17 14:54:43 -08:00
Hunter Nichols b760656572 Made process a required feature. Fixed issue with features that have the same max and min 2020-12-17 14:08:45 -08:00
Hunter Nichols 56c4c89720 Adjusted error margin for period in analytical model and added check in model test. 2020-12-17 01:34:53 -08:00
Hunter Nichols f1f6a1a520 Removed windows end of line characters. 2020-12-15 12:08:31 -08:00
Hunter Nichols 06232dee8f Added leakage and slew data. Added temporary fix to model output format. 2020-12-14 14:32:10 -08:00
Hunter Nichols 25544c3974 Added similar interface to linear regression as elmore 2020-12-14 13:59:31 -08:00
Hunter Nichols 0adcf8935f Added linear regression model for power. 2020-12-09 15:31:43 -08:00
Hunter Nichols 393a9ca0d8 Data scaling is only dependent on a single file rather than a directory now. 2020-12-09 15:03:04 -08:00
Hunter Nichols fc55cd194d Added model selection option. 2020-12-09 12:54:11 -08:00
Hunter Nichols 8a75b83889 Fixed input scaling bugs delay prediction model 2020-12-07 14:36:01 -08:00
Hunter Nichols 77d7e3b1cf Merge branch 'dev' into automated_analytical_model 2020-12-07 14:24:04 -08:00
Hunter Nichols 6e7d1695b5 Cleaned code to remove validation during training. 2020-12-07 14:22:53 -08:00
Hunter Nichols 5f4a2f0231 Added function to get all data and scale vs just a portion 2020-12-07 13:11:04 -08:00
Hunter Nichols dcd20a250a Changed linear regression model to reference data in tech dir vs local ref. 2020-12-02 15:20:50 -08:00
Hunter Nichols d111041385 Refactored analytical model to be it's own module with shared code moved to simulation 2020-12-02 14:06:39 -08:00
Hunter Nichols ce9036af76 Moved model scripts to characterizer dir 2020-12-02 13:25:03 -08:00
Hunter Nichols 9fd473ce70 Fixed issue with selection of column address when checking bitline names. 2020-11-20 01:11:08 -08:00
Hunter Nichols b201fa4bca Fixed path measurement in delay 2020-11-19 22:53:38 -08:00
Hunter Nichols 7a0f5e15db Added polarity checks in modules to allow to make it easier to get spice rise/fall. Path measures not failing now but should be changed later. 2020-11-17 15:05:07 -08:00
Hunter Nichols 35e1a523cc Changed named on delay chain sizing variable. Automatic sizing default is False. 2020-11-17 14:29:01 -08:00
Hunter Nichols df4c2bad1f Disabled debug measures that are WIP. 2020-11-17 13:30:18 -08:00
Hunter Nichols ac425643a0 Merge branch 'dev' into characterizer_bug_fixes 2020-11-17 13:22:56 -08:00
Hunter Nichols eaf285639a Added debug measurements along main delay paths in SRAM. WIP. 2020-11-17 12:43:17 -08:00
mrg baae28194b Add custom cell custom port order code. Update setup/hold to use it. 2020-11-17 11:12:59 -08:00
mrg 80333ffacb Fix setup/hold characterization to use custom cell and pin names/orders. 2020-11-17 09:44:03 -08:00
mrg 0ba2feee53 Fix errors in new run_sim calls and corners 2020-11-09 13:59:46 -08:00
mrg e31cbeaa6f Don't check for file to determine if it is included. 2020-11-09 12:11:47 -08:00
mrg 532492d5ae Output functional stimulus to output directory. 2020-11-09 12:00:25 -08:00
mrg 2c76a2680f Adjust openram options. 
Remove option -d (dontpurge) and replace with keeptemp
Add option -d (debug) to drop into pdb.
Add option -k (--keeptemp) to keep temp files
 2020-11-05 13:12:26 -08:00
mrg da721a677d Remove EOL whitespace globally 2020-11-03 06:29:17 -08:00
mrg b4ebbdd5df Require either device models or device library. Remove sky130 flag. 2020-10-23 14:07:26 -07:00
mrg 3d5c73709b Merge branch 'dev' into spmodels 2020-10-19 14:49:07 -07:00
mrg 7da3653ce5 Only output wmask to lib file in w or rw ports. 2020-10-16 16:59:51 -07:00
mrg 35c91168f7 Add load/slew scale option to config files 2020-10-16 13:52:36 -07:00
mrg ca2ce8b070 Default bitcell opt1 2020-10-12 17:08:32 -07:00
mrg ef310970bf Use new Google PDK lib 2020-10-12 15:46:11 -07:00
mrg 9fe6358569 Change .spinit to .spiceinit 2020-10-05 13:50:04 -07:00
mrg 1e24b780bb Initial pex sram test. 2020-10-02 13:32:52 -07:00
mrg b32c123dab PEP8 cleanup. Un-hard-code bitcell layers. Remove dead variable. 2020-10-01 11:10:18 -07:00
mrg d315ff18e5 Add num_threads to options. PEP8 cleanup. 2020-10-01 08:07:03 -07:00
Matt Guthaus 2b475670f7 Check for failed result in functional simulation 2020-09-30 12:40:07 -07:00
mrg bca69b24e3 Optional number of functional cycles 2020-09-29 13:43:54 -07:00
mrg 0c280e062a Fix func test with row/col of 0. PEP8 cleanup. Smaller global test case. 2020-09-29 11:35:58 -07:00
mrg d7e2340e62 Lots of PEP8 cleanup. Refactor path graph to simulation class. 2020-09-29 10:26:31 -07:00
mrg 88731ccd8e Fix rounding error for wmask with various word_size 2020-09-28 09:53:01 -07:00
Hunter Nichols 500327d59b Fixed import in simulation and fixed names in functional 2020-09-04 02:24:18 -07:00
Hunter Nichols d027632bdc Moved majority of code duplicated between delay and functional to simulation 2020-09-02 14:22:18 -07:00
Hunter Nichols 42f2ff679e Removed dead code from delay and base module related to characterization 2020-08-27 15:40:41 -07:00
jcirimel 9cecf367ee Merge branch 'dev' into pex 2020-08-17 17:49:41 -07:00
mrg 15c8c200f3 Undo super() in measurement abstract class 2020-08-12 12:10:12 -07:00
mrg 30976df48f Change inheritance inits to use super 2020-08-06 11:33:26 -07:00
jcirimel 02e65a00ef update pex to work with dev changes 2020-08-03 17:14:34 -07:00
Hunter Nichols c6f2edc20d Changed warning message for multiport analytical characterization. 2020-07-29 19:50:06 -07:00
Hunter Nichols b4dafac489 Fixed issue with sen measurement not being added 2020-07-27 23:55:03 -07:00
Hunter Nichols 9ea3616260 Changed multiport characterization warning to better fit 2020-07-27 15:47:02 -07:00
Hunter Nichols c65178f86c Fixed issue with sen delay measure getting mixed with voltage checks 2020-07-27 15:43:50 -07:00
jcirimel df4a231c04 fix merge conflicts 2020-07-21 11:38:34 -07:00
mrg 2011974e01 Make drc and lvs errors a member variable. Run only once. 2020-07-13 12:49:24 -07:00
Hunter Nichols 206b02a7ee Merge branch 'dev' into characterizer_bug_fixes 2020-07-02 18:00:41 -07:00
Hunter Nichols fb34338fdf Removed debug statements 2020-07-02 18:00:02 -07:00
Hunter Nichols 119bd94689 Fixed warnings with single port characterization. Cleaned up some signal names. 2020-07-02 15:43:23 -07:00
Matt Guthaus 9b939c9a1a DRC/LVS and errors fixes. 
Only enact pdb if assert fails in debug.error.
Only run drc/lvs one time in parse_info by saving result.
Cleanup drc/lvs output.
 2020-06-30 07:16:05 -07:00
Hunter Nichols 0464e2df5d Allowed bitline checks for multiple ports. 2020-06-30 01:37:52 -07:00
Hunter Nichols c289637dab Allowed sen's from multiple ports to be characterized 2020-06-29 23:18:31 -07:00
mrg 94c480911b ngspice raw save doesn't work with measures 2020-06-19 07:09:15 -07:00
mrg 403ea17039 PEP8 formatting 2020-06-18 14:55:01 -07:00
mrg 69f5621245 Save raw file from ngspice 2020-06-18 14:54:36 -07:00
mrg 443b8fbe23 Change s8 to sky130 2020-06-12 14:23:26 -07:00
Aditi Sinha ef940e0dc5 Fixes for functional test of spare cols 2020-06-08 05:02:04 +00:00
Aditi Sinha eb0c595dbe SRAM layout and functional tests with spare cols 2020-06-03 12:31:30 +00:00
jcirimel 575278998d write only used bitcells to top level in stim and pex output 2020-05-28 23:56:15 -07:00
jcirimel 0f9e38881c update stim for large pex layouts 2020-05-04 03:05:33 -07:00