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OpenRAM
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124 Commits

Author SHA1 Message Date
Matt Guthaus 18805423e3 Simplify pdriver code. 2019-01-25 17:18:12 -08:00
Matt Guthaus beceb3fb60 Fix buggy analytical delay in pdriver 2019-01-25 16:22:59 -08:00
Matt Guthaus 09d6a63861 Change path to wire_path for Anaconda package conflict 2019-01-25 15:07:56 -08:00
Matt Guthaus 6f32bac1a2 Use rx of last pdriver instance after placing instances 2019-01-25 14:17:37 -08:00
Matt Guthaus 614aa54f17 Move clkbuf output lower to avoid dff outputs 2019-01-25 14:03:52 -08:00
Matt Guthaus ddf734891a Fix pdriver width error 2019-01-25 10:26:31 -08:00
Matt Guthaus 091b4e4c62 Add size commments to spize. Change pdriver stage effort. 2019-01-23 17:27:15 -08:00
Matt Guthaus b58fd03083 Change pbuf/pinv to pdriver in control logic. 2019-01-23 12:03:52 -08:00
Matt Guthaus 91636be642 Convert all contacts to use the sram_factory 2019-01-16 16:56:06 -08:00
Matt Guthaus 5192a01f2d Convert pgates to use ptx through the factory 2019-01-16 16:30:31 -08:00
Matt Guthaus a418431a42 First draft of sram_factory code 2019-01-16 16:15:38 -08:00
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