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OpenRAM
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420 Commits

Author SHA1 Message Date
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 2413304f4e Update replica bitline test for new parameters. Add small test and a larger test. 2018-02-07 15:15:19 -08:00
Matt Guthaus 1a491f3cd0 Make temp directory unique for test 30. Update LEF files after delay chain size change. 2018-02-07 15:05:21 -08:00
Matt Guthaus e93517529c Make delay chain length and bitcell load parameters to enable tuning. Rename the parameters to be more descriptive. 2018-02-07 14:54:59 -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 a2bf66b063 Add metal1 gnd line to prevent DRC errors when sizing delay chain. 2018-02-07 14:15:13 -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 3820861ce8 Increase control delay line from 4 inverters to 3 FO4 delays. Need to dynamically adjust this. 2018-02-07 13:10:45 -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 8e91faaccb Remove version from OpenRAM. We will go bit git hashes. 2018-02-06 10:56:26 -08:00
mguthaus 3af1bbba26 Updated delay tests with new delays including ps, pd, as, ad. 2018-02-06 07:58:25 -08:00
mguthaus c3592b3d46 Added new timing tests with ps,pd,as,ad caps included. 2018-02-06 05:26:27 -08:00
Matt Guthaus 33b04bbca5 Add area/perimeter of source/drain to transistor netlist. Gets rid of some spice warnings, gives better non-annotated measurements. 2018-02-05 16:02:57 -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
mguthaus e01d5b7c61 Disable virtual connects at top level LVS with Calibre. 2018-02-05 14:52:51 -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 92095e52f7 Update new LEF files for unit tests. 2018-02-05 10:27:56 -08:00
Matt Guthaus f21ff38cae Simplify via offsets in replica bitline. Route clk_bar in control over supply rail until we get channel router working. 2018-02-05 10:22:38 -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 7127895270 Update LEF files for unit tests 2018-02-02 15:51:29 -08:00
Matt Guthaus d6d96907ef Route to the right in the bank decode for DRC. 2018-02-02 15:50:45 -08:00
Matt Guthaus 1415d139a3 Specify file format for sp spice extension. 2018-02-02 15:33:35 -08:00
Matt Guthaus 3873f72a58 Ensure wells are spaced in the bank select and column decoder 2018-02-02 15:26:15 -08:00
Matt Guthaus ffcf58100e Clean up column mux by moving pins to own function. Adjust spacing between column mux and bitcell to prevent DRCs. Fix up find lowest/highest functions when no objects or instances in a module. 2018-02-02 15:17:21 -08:00
Matt Guthaus 9d043b904e Remove unnecessary design reset 2018-02-02 14:26:53 -08:00
Matt Guthaus 27dbb95c19 Fix name of column mux. 2018-02-02 14:26:39 -08:00
Matt Guthaus 9d7dc4c552 Reset even if not purging temp files. 2018-02-02 14:26:09 -08:00
Matt Guthaus 2a8199c3ca Force re-extract of cells in DRC/LVS. 2018-02-02 14:21:31 -08:00
Matt Guthaus fb90b8f5fe Fix pin nameon sense amp spice. Fix NAND2 bug in hierarchical decoder. 2018-02-02 14:08:56 -08:00
Matt Guthaus 3be59fb762 Change DRC output for magic to drc.summary just like calibre output. 2018-02-02 14:07:15 -08:00
Matt Guthaus 63392c8d71 Fix gnd connection in control logic. 2018-02-02 13:04:38 -08:00
Matt Guthaus 072c8e3174 Change LVS report file to same name as Calibre 2018-02-02 12:47:42 -08:00
Hunter Nichols db4913dd9c Added skeleton code for analytical power in functions with analytical delay. 2018-02-02 12:31:34 -08:00
Matt Guthaus 74064fc854 Replace LEF files with new changes. 2018-02-02 12:31:34 -08:00
Matt Guthaus e8d001a3f9 Change wen to en in spice lib files. Check lvs report insted of stdout with netgen. 2018-02-02 12:31:33 -08:00
Matt Guthaus e4295ea61b Fix pin names to lower case. Fix write driver DRC errors and LVS error. 2018-02-02 12:31:33 -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
Matt Guthaus cc987daeb9 Add well around column muxes. 2018-02-02 12:31:33 -08:00
mguthaus 2ad52205c5 Clean up messages. 2018-02-02 12:31:33 -08:00
mguthaus d0c9382d97 Modify unit tests to distinguish between FAIL and ERROR. Move comparison utilities into our derived unit test class. 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 5527e73db0 Add descriptive exceptions along with cleanup in unit test checking. 2018-02-02 12:31:33 -08:00
Matt Guthaus be1c59f10c Make both gnd rails in 6T cell from top to bottom in SCMOS. Connect in bitcell array. 2018-02-02 12:31:33 -08:00
Matt Guthaus ea5eda91fc Connect all gnd rails of RBL. 2018-02-02 12:27:24 -08:00
Matt Guthaus d552d88f45 Add -d option to not delete temp directory on successful runs. 2018-02-01 11:53:02 -08:00
Matt Guthaus 8ef1e0af2c Replace LEF files with new changes. 2018-02-01 05:43:37 -08:00
Matt Guthaus 64546ad3dd Change wen to en in spice lib files. Check lvs report insted of stdout with netgen. 2018-02-01 05:38:48 -08:00
Matt Guthaus 512448f9e8 Fix pin names to lower case. Fix write driver DRC errors and LVS error. 2018-01-31 17:37:16 -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 acf3fe8376 Add well around column muxes. 2018-01-31 14:31:50 -08:00
mguthaus 4273a3717d Clean up messages. 2018-01-31 11:54:20 -08:00
mguthaus 4aee700331 Modify unit tests to distinguish between FAIL and ERROR. Move comparison utilities into our derived unit test class. 2018-01-31 11:48:41 -08:00
Matt Guthaus 1175f515c8 Add descriptive exceptions along with cleanup in unit test checking. 2018-01-31 10:35:51 -08:00
Matt Guthaus 58da8af619 Make both gnd rails in 6T cell from top to bottom in SCMOS. Connect in bitcell array. 2018-01-31 10:04:28 -08:00
Matt Guthaus 012c3923be Create empty setup.tcl file as workaround for resetting netgen LVS options until Tim fix's bug. 2018-01-31 08:28:53 -08:00
Matt Guthaus 264d55b16c Remove temp files 2018-01-30 08:05:50 -08:00
Matt Guthaus 8fcb551953 Only perform DRC not LVS on transistors 2018-01-30 08:03:54 -08:00
Matt Guthaus 1d9274621a Only remove files when cleaning temp dir 2018-01-30 07:58:31 -08:00
Matt Guthaus 0b6eddef43 Force write the specific cell during DRC. 2018-01-29 17:00:20 -08:00
Matt Guthaus 56770f558f Consolidate checking into our own unit test class. Remove all files in temp dir after each test, not just spice and gds. 2018-01-29 16:59:29 -08:00
Matt Guthaus 313e06d2af Fix pwell contact in column mux to have layers for Magic. 2018-01-29 15:53:22 -08:00
Matt Guthaus 6080b59058 Fix nand input ordering to correct netgen LVS error of wordline driver. 2018-01-29 15:36:37 -08:00
Matt Guthaus a56fa0e787 Fix wrong pin order on pnand2 LVS problem. 2018-01-29 15:31:14 -08:00
Matt Guthaus 79715ae1a2 Fix input discrepencies in pre3x8 2018-01-29 15:25:41 -08:00
Matt Guthaus 3c5ecb963d Remove level of indirection to ptx devices to allow LVS symmetries. 2018-01-29 15:25:15 -08:00
Matt Guthaus 586d80623e Remove level of indirection to ptx devices to allow LVS symmetries. 2018-01-29 15:25:00 -08:00
Matt Guthaus 31c192c2e9 Fix precharge nwell contact spacing DRC violatin. 2018-01-26 13:53:45 -08:00
Matt Guthaus e46a4fb115 Use any spice for the functional tests. 2018-01-26 13:53:11 -08:00
Matt Guthaus 028146f3c2 Add output explaining error for not finding simulator in unit tests. 2018-01-26 13:23:11 -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 50107636a0 Fail test early if spice simulator is not found. 2018-01-26 12:47:32 -08:00
Matt Guthaus 1dc7752429 Fix 6T and replica cell contact spacing issues with Magic DRC. 
DRC/LVS passing for all parameterized gates.
Magic and GDS match for SCMOS rules again.
 2018-01-26 12:39:00 -08:00
Matt Guthaus ac8eada0d8 Fix devices sizes in SCMOS sense amp. Elaborate magic/netgen scripts in comments. 2018-01-24 13:02:55 -08:00
Matt Guthaus 1b2df3a5a1 Properly ignore ad as, pd, ps property errors 2018-01-22 17:50:53 -08:00
Matt Guthaus 2468f224d9 SCMOS library cells passing LVS (with property errors though). Permute must be enabled before compare, duh. 2018-01-22 17:14:39 -08:00
Matt Guthaus fb2ed1d46c Add wells to fix DRC errors in SCMOS library cells. 2018-01-22 16:28:20 -08:00
Matt Guthaus f572b83671 Add Makefile for parallel test execution. 2018-01-22 13:39:07 -08:00
Matt Guthaus 10ced33127 Fixed command line arguments to take priority over config file. Any option can be specified in config file now. 2018-01-21 11:21:09 -08:00
Matt Guthaus 84ec7a5be0 Convert unit tests to use new options as well. 2018-01-19 17:23:38 -08:00
Matt Guthaus 95fab1ca71 Remove personalized temp dir. 2018-01-19 16:39:14 -08:00
Matt Guthaus 490a70dee9 Simplify configuration file to allow all options to be over-riden. Move default module types to options.py to simplify config file. 2018-01-19 16:38:19 -08:00
Matt Guthaus 72b0617e81 Merge branch 'dev' of github.com:mguthaus/OpenRAM into dev 2018-01-19 16:19:12 -08:00
Matt Guthaus efa465757c Remove dead code ptx_port. 2018-01-19 16:19:05 -08:00
Matt Guthaus fcc533ec11 Initial LVS using netgen. pinv nad pnand2 pass. No property checks in LVS yet. 2018-01-17 16:48:35 -08:00
Matt Guthaus ba489f0291 Only check if using magic with freepdk when LVSDRC is enabled. 2018-01-17 07:38:29 -08:00
Matt Guthaus 7c50708158 Check that we are not using Magic for FreePDK45. 2018-01-12 14:50:35 -08:00
Matt Guthaus 243097cb33 Remove print statement in magic.py 2018-01-12 14:45:11 -08:00
Matt Guthaus 1b30eb4b64 Initial DRC with Magic is done. 2018-01-12 14:39:42 -08:00
Matt Guthaus 7a172873a3 Update unit tests to load verify after config file. Start magic DRC. 2018-01-12 10:24:49 -08:00
Matt Guthaus e0a6b59773 Fix LEF test mismatch in regression. 2018-01-12 08:54:31 -08:00
Matt Guthaus 1701eac1a9 Added workaround to import layouts into Magic. Select and well layers in active contacts. Fixed missing implant enclose active DRC rule in parameterized cells. 2018-01-11 10:24:44 -08:00
Matt Guthaus f028436156 Add implant/select enclosure rule to ptx. 2018-01-08 12:27:50 -08:00
Matt Guthaus e95988c639 Document tech files. Remove unused/redundant rules. Made rule names consistent/simple. 2018-01-08 11:57:51 -08:00
Matt Guthaus fd748b4fe4 Move info messages about modes to better locations. 2018-01-05 08:32:23 -08:00
Matt Guthaus 4885616bec Remove metal3 in LEF library cells. 2017-12-19 13:12:39 -08:00
Matt Guthaus 97a2d620fe Fix dev tests. Split pruned test to separate golden result. 2017-12-19 11:42:11 -08:00
Matt Guthaus ee7bf7c5f2 Remove metal3 blanket blockage on library cells. 2017-12-19 09:55:59 -08:00
Matt Guthaus 40465d6518 Merge tolerance change from master. 2017-12-19 09:17:43 -08:00
Matt Guthaus 9059a15ceb Remove tab in lef file. 2017-12-19 09:14:59 -08:00
Matt Guthaus 9a4b2b4341 Revised LEF and Verilog generation. Does not read GDS for speed improvements. 2017-12-19 09:01:24 -08:00
mguthaus 13902538ff Increase lib file tolerance to 25 percent. 2017-12-19 07:41:08 -08:00
Matt Guthaus a4a9205a56 Change thresholds to 50 percent. 2017-12-15 08:02:48 -08:00
Matt Guthaus 7e091fc622 Increase threshold to 30% for SCMOS 2017-12-14 16:52:49 -08:00
Matt Guthaus 819e249526 Remove nor_2 reference 2017-12-12 19:25:35 -08:00
Matt Guthaus e3a6c1ac6b Rewrite CONTRIBUTING.md to add changes relative to dev. Add small changes from orbe7947. 2017-12-12 15:50:45 -08:00
Matt Guthaus abee235963 Rewrite the parameterized transistor and gate classes. 
Changes propagate through all designs.
All modules use instance and layout pins.
 2017-12-12 15:04:01 -08:00
Matt Guthaus 1085497476 Fail when using Magic/netgen for DRC/LVS. Remove arguments in running precharge test. 2017-12-12 13:06:01 -08:00
Matt Guthaus 8df46abb30 Move nmos gate to the top of the ptx. 2017-12-01 08:31:16 -08:00
Matt Guthaus 45ae8c7315 Reduce beta test. Remove other betas. Beta doesn't work well due to simplified rules. 2017-11-30 16:02:32 -08:00
Matt Guthaus 74a22fb515 Reduce beta test. Remove other betas. Beta doesn't work well due to simplified rules. 2017-11-30 16:02:17 -08:00
Matt Guthaus 44faa8d58d Fixed SCMOS bugs. 2017-11-30 15:58:16 -08:00
Matt Guthaus c4ce646b81 Fix min height check for scmos 2017-11-30 13:42:55 -08:00
Matt Guthaus c7ff58cef3 Round finger widths to grid. 2017-11-30 12:15:20 -08:00
Matt Guthaus 107cad15a1 Change layout function names to be consistent. 2017-11-30 12:01:04 -08:00
Matt Guthaus 0214cfb48e Fix single finger ptx bugs. 2017-11-30 11:56:40 -08:00
Matt Guthaus 6207f2157c Fix gnd vdd rail overlap bugs. 2017-11-30 09:18:28 -08:00
Matt Guthaus de5c736cb4 Remove temp directory change. 2017-11-29 16:15:22 -08:00
Matt Guthaus 9abe82b203 Pinv implemented, but not DRCed. More new unit tests added for pinv. 2017-11-29 16:11:15 -08:00
Matt Guthaus 13008e1de4 Split pinv unit tests. 2017-11-29 13:43:50 -08:00
Matt Guthaus 1bcef7e3ee Prune ptx code. Change sizes to be relative to min size. 2017-11-29 12:31:00 -08:00
Matt Guthaus d4f8d63442 Fix bug for even number of fingers. Add even finger tests. 2017-11-29 09:44:40 -08:00
Matt Guthaus 7ff82a2aed Improved ptx code but removed internal active/poly positions. 2017-11-28 18:13:32 -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 6873342748 Prepend the config file path so it imports your local copy rather than example_config_freepdk, for example. 2017-11-20 11:57:41 -08:00
Matt Guthaus 76ea89e06f Merge branch 'magic_netgen_support' into dev 2017-11-16 13:57:18 -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
Matt Guthaus 347f1f97fd Merge branch 'master' into magic_netgen_support 2017-11-15 17:05:38 -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 658f794b12 Add draft of assura DRC/LVS 2017-11-15 12:07:10 -08:00
Matt Guthaus f6410e0371 Merge branch 'master' into dev 2017-11-15 11:46:11 -08:00
Matt Guthaus 75a3884568 Remove tab 2017-11-15 11:45:55 -08:00
Matt Guthaus f123a3ca40 Merge branch 'master' into dev 2017-11-15 07:43:56 -08:00
Matt Guthaus 102db4fecf Fixed prune unit test by relaxing tolerance. 2017-11-15 07:43:43 -08:00
Matt Guthaus 37edd7cac6 Change unit tests to use verify instead of calibre. Debugging gds read comments in magic.py. 2017-11-14 16:24:26 -08:00
Matt Guthaus 4285e576f8 Change error to warning for magic/netgen. 2017-11-14 15:49:47 -08:00
Matt Guthaus 40410cc9f5 Clean up code to work when no drc/lvs/pex is found. 2017-11-14 15:31:58 -08:00
Matt Guthaus 257cd62d25 Remove tools from tech file and have search order preference like spice. 2017-11-14 15:27:03 -08:00
Matt Guthaus 3e0f39cd8e Skeleton code for indirect DRC/LVS/PEX tools. 2017-11-14 14:59:14 -08:00
Matt Guthaus 70ab672c5c Pad strings in GDS to even number of bytes per bug report. 2017-11-14 14:30:00 -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