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OpenRAM
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113 Commits

Author SHA1 Message Date
Jennifer Eve Sowash 4a5c18b6cc Removed line to skip pdriver_test 2018-12-13 19:10:38 -08:00
Jennifer Eve Sowash bc44c80d40 Added height to init in pdriver.py 2018-12-13 19:03:31 -08:00
Hunter Nichols 0510aeb3ec Merged with dev, removed commented out code. 2018-12-12 16:02:16 -08:00
Jennifer Eve Sowash a51aacfa90 Added corner case for 1 inv pos polarity and renamed variables. 2018-12-07 19:42:11 -08:00
Jennifer Eve Sowash a6eec10f41 Passed freepdk45 tests with pdriver.py 2018-12-07 12:58:05 -08:00
Jennifer Eve Sowash a24e5229cb Fixed method of determining inverter number. 2018-12-07 10:19:18 -08:00
Jennifer Eve Sowash 653ab3eda4 Changed method of determining number of inverters. 2018-12-06 19:34:19 -08:00
Jennifer Eve Sowash 8ea85e3e65 Merge branch 'dev' into pdriver 2018-12-06 14:38:08 -08:00
Jennifer Eve Sowash 5e19cf1e24 Updated naming, added compute_sizes(), and fixed sizing function. 2018-12-06 14:36:01 -08:00
Hunter Nichols ea55bda493 Changed s_en delay calculation based recent control logic changes. 2018-12-05 17:10:11 -08:00
Jennifer Eve Sowash 2534a32e20 pdriver.py passes resgression tests. Size and number of inverters has been added. 2018-12-03 12:55:48 -08:00
Jennifer Sowash 887674aa85 Added pdriver.py for testing. 2018-12-03 09:11:12 -08:00
Hunter Nichols 722bc907c4 Merged with dev. Fixed conflicts in tests. 2018-12-02 23:09:00 -08:00
Matt Guthaus 2ed8fc1506 pgate inputs and outputs are all on M1 for flexible via placement when using gates. 2018-11-28 12:42:29 -08:00
Matt Guthaus d2ca2efdbe Limit ps, pd, as, ad precision in ptx. 2018-11-28 09:47:54 -08:00
Matt Guthaus c45f990413 Change en to en_bar in precharge. Fix logic for inverted p_en_bar. 2018-11-27 14:17:55 -08:00
Matt Guthaus 9e0b31d685 Make pand2 and pbuf derive pgate. Initial DRC wrong layout. 2018-11-26 16:19:18 -08:00
Matt Guthaus b440031855 Add netlist only mode to new pgates 2018-11-26 15:29:42 -08:00
Matt Guthaus 2eff166527 Rotate vias in pand2 2018-11-26 14:05:04 -08:00
Matt Guthaus 5209619987 Move pnand2 output to allow input pin access on M2 2018-11-26 13:59:53 -08:00
Matt Guthaus 8fba32ca12 Add pand2 draft 2018-11-26 13:45:22 -08:00
Jennifer Eve Sowash bb7773ca7f Editted pbuf.py to pass regression. 2018-11-20 14:39:11 -08:00
Hunter Nichols 6e47de3f9b Separated relative delay into rise/fall. 2018-11-14 23:34:53 -08:00
Jennifer Sowash b6f1409fb9 Testing to ensure branch is up to date with dev. Added 04_pbuf_test.py and made changes to pbuf.py to align with comments. 2018-11-12 13:24:27 -08:00
Jennifer Sowash b366d88041 Merge branch 'dev' into pdriver 2018-11-12 11:30:37 -08:00
Jennifer Sowash 82abd32785 Added pbuf.py to create a single buffer. 2018-11-12 09:53:21 -08:00
Hunter Nichols bad55cfd05 Merged with dev. Fixed merge conflict. 2018-11-09 17:18:19 -08:00
Matt Guthaus c01effc819 Adjust ptx positions in precharge to be under the bl rail 2018-11-09 10:26:15 -08:00
Matt Guthaus ac7229f8d3 Move vdd pin in precharge inside cell 2018-11-09 10:11:24 -08:00
Matt Guthaus 21f5fb0870 precharge bl is on metal2 only. simplify via position code. 2018-11-09 09:11:00 -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
Matt Guthaus 31eff6f24e Merge branch 'dev' into multiport_layout 2018-11-08 18:00:28 -08:00
Matt Guthaus 5dfba21acc Change tx mux size back to 8. Document why it was chosen. 2018-11-07 16:03:48 -08:00
Matt Guthaus 3d2abc0873 Change default col mux size to 2. Add some comments. 2018-11-07 15:43:08 -08:00
Matt Guthaus ad7fe1be51 Clean up code formatting. 2018-11-07 14:52:03 -08:00
Matt Guthaus 4e232c49ad Update precharge cell for multiport. 
Comment out pbitcell tests.
Add bitcell_1rw_1r test.
Move bitcell horizontal routing to metal1.
Extend precharge height for stacking.
 2018-11-07 14:46:51 -08:00
Michael Timothy Grimes 6711630463 Altering the routing slightly in the column mux to give the gnd contacts a wider berth. This prevents drc errors when the bitlines are close to the edge of the cell. 2018-11-02 05:59:47 -07:00
Matt Guthaus 4bf1e206e2 Merge branch 'dev' into supply_routing 2018-10-17 09:47:18 -07:00
Michael Timothy Grimes e60deddfea adding 6T transistor size parameters to tech files for use in pbitcell. 2018-10-17 07:28:56 -07:00
Michael Timothy Grimes 69a1560186 Changing the location of the vdd contact in precharge to avoid drc errors when the bitlines are close to the edge of the cell. Correcting replica bitcell function in pbitcell. 2018-10-16 06:57:53 -07:00
Michael Timothy Grimes c8c70401ae Redesign of pbitcell for newer process technolgies. 2018-10-15 06:29:51 -07:00
Matt Guthaus ce8c2d983d Update all drc usages to call function type 2018-10-12 14:37:51 -07:00
Matt Guthaus 4932d83afc Add design rules classes for complex design rules 2018-10-12 09:44:36 -07:00
Matt Guthaus e22e658090 Converted all submodules to use _bit notation instead of [bit] 2018-10-11 09:53:08 -07:00
Matt Guthaus a2b1d025ab Merge multiport 2018-10-08 11:45:50 -07:00
Matt Guthaus 3244e01ca1 Add copy power pin function 2018-10-08 09:56:39 -07:00
Matt Guthaus 280488b3ad Add M3 supply to pinvbuf 2018-10-08 09:24:16 -07:00
Matt Guthaus 68b30d601e Move bitcells to their own directory in preparation for custom multiport cells. 2018-10-05 08:09:09 -07:00
Michael Timothy Grimes 5fd484ee5a Replacing replica_pbitcell module with a more effiecient verision. replica_pbitcell is now a wrapper for pbitcell in replica_bitcell mode. 2018-09-13 16:53:24 -07:00