Commit Graph

77 Commits

Author SHA1 Message Date
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 a35fc1f339 Add contact to cell6t and replica. 2018-04-04 13:18:12 -07:00
Matt Guthaus a0bf5345f8 Mostly working for 1 bank. 2018-03-23 08:14:26 -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 c020d74f26 Add dff_buf and dff_array modules. 2018-03-23 08:11:51 -07:00
Matt Guthaus 8d9b79dfd8 Add dff_buf for buffered flop arrays. 2018-03-04 16:13:10 -08:00
Matt Guthaus fc441fe568 Add LICENSE and README from NCSU CDK 2018-03-02 10:42:23 -08:00
Matt Guthaus 7293eb33bc Merge branch 'dev' of https://github.com/mguthaus/OpenRAM into dev 2018-03-02 10:30:16 -08:00
Matt Guthaus ae2dbb4cd5 Add display techfiles from NCSU PDKs. 2018-03-02 10:30:03 -08:00
Hunter Nichols d0dcd9f34b Fixed comment style on power functions. Also added power parameters to scn3me_subm tech file and tested functionality. 2018-03-01 23:34:15 -08:00
Hunter Nichols 9317eb7e8b Merge branch 'dev' of https://github.com/mguthaus/OpenRAM into analytical_power 2018-03-01 20:52:40 -08:00
Matt Guthaus 9a6081de0e Remove KP from SCMOS models to get rid of ngspice error. 2018-03-01 11:10:04 -08:00
Hunter Nichols e6d6680da1 Fixed conflict in delay.py 2018-02-27 13:02:22 -08:00
Matt Guthaus 2b839d34a3 Get rid of netgen error of undefined dlatch. Fix sp_read to find correct subckt name and pins. 2018-02-27 08:59:46 -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 9d1f31467e Move internal power to clock pin. Differentiate leakge power when CSb is high. 2018-02-23 12:21:32 -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
mguthaus 5e8dff1e90 Fix unit tests with newest RBL delays. Fix tech problem with new spice models. 2018-02-16 13:54:05 -08:00
mguthaus 1297cb4e40 Convert dff to VTG transistors in 45nm. Correct pin order in dff library cell. 2018-02-16 10:40:05 -08:00
Matt Guthaus bab9ae8201 Fix off-grid pin and overlap problems for pins in freepdk dff cell. 2018-02-15 17:54:26 -08:00
Matt Guthaus e66a37c916 Put DFF pins on 2.5nm grid in 45nm. 2018-02-15 11:08:57 -08:00
Matt Guthaus 2d3acb03a1 Add bbox for dff in freepdk45 2018-02-14 17:04:31 -08:00
Matt Guthaus d89e49aecc Add metal2 pins to freepdk45 dff. 2018-02-14 16:58:41 -08:00
Matt Guthaus 9559421ca8 Connect dff array clk in rows and columns. 2018-02-14 16:46:26 -08:00
Matt Guthaus 2d87dcda46 dff array done except for clock net 2018-02-14 16:03:29 -08:00
Matt Guthaus 0804a1eceb Add new DFF. Create DFF module. Start dff_array, not tested. 2018-02-14 15:16:28 -08:00
mguthaus 767990ca3b Update golden lib tests. Add new generic SCMOS models. Fix tech error with new msflop_in_cap name. 2018-02-13 15:54:50 -08:00
Matt Guthaus ccc8ed2b48 Add slow and fast SCMOS spice models. 2018-02-12 17:16:40 -08:00
mguthaus 6bf4190dde Fix missing tech name in path to spice models. Rename models to p,n. 2018-02-12 10:24:15 -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 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 f4a99be9d8 Add poly_to_field_poly rule in SCMOS 2018-02-08 16:08:20 -08:00
Matt Guthaus ed194ad47b Remove spice dir env variable for freepdk. 2018-02-07 10:05:21 -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 6f8744712d Add extra pwc to 6T SCMOS cell. 2018-02-05 14:44:15 -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 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 51a72e26c7 Fix via1 BL disconnect error. 2018-01-31 10:35:28 -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 9d10ccff37 Remove spice model dir env variable for scn3me. 2018-01-30 10:54:29 -08:00
Matt Guthaus c63eb3be3b Fixed bug with missing tri gate via. 2018-01-29 17:29:30 -08:00
Matt Guthaus 8fcc8a1674 Increase height slightlty to allow pnand3 to pass DRC. 2018-01-29 15:30:58 -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 fb0355ebaf Duplicate gnd label on metal1 pin in tri gate. 2018-01-24 13:20:34 -08:00
Matt Guthaus 039f531243 Capitalize bitline labels in write driver 2018-01-24 13:15:14 -08:00
Matt Guthaus d84242719b Change pin names in trigate and write_driver. 2018-01-24 13:12:36 -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 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