Commit Graph

275 Commits

Author SHA1 Message Date
Hunter Nichols 0a26e40022 Attempts to fix failing tests. Random seed differences between mada and pipeline. 2018-12-12 13:12:26 -08:00
Hunter Nichols 4d84731c34 Edited heuristic delay chain and delay model to account for read port differences. 2018-12-07 15:39:53 -08:00
Hunter Nichols 1e87a0efd2 Re-added new width 1rw,1r bitcells with flattened gds. 2018-12-05 20:43:10 -08:00
Hunter Nichols ea55bda493 Changed s_en delay calculation based recent control logic changes. 2018-12-05 17:10:11 -08:00
Hunter Nichols 722bc907c4 Merged with dev. Fixed conflicts in tests. 2018-12-02 23:09:00 -08:00
Matt Guthaus 90d1fa7c43 Bitcell supply routing fixes.
Flatten and simplify 1rw 1r bitcell.
Move bitcell vias to M3 if rotation is limited.
Simplify replica bitcell vdd routing.
2018-11-30 12:32:13 -08:00
Matt Guthaus 7e054a51e2 Some techs don't need m1 power pins 2018-11-29 18:47:38 -08:00
Matt Guthaus 0af4263edb Remove extra rotated vias in bitcell array to simplify power routing 2018-11-29 18:13:15 -08:00
Matt Guthaus 33a7683473 Remove used gated_clk instead of cs for read-only control logic. 2018-11-29 16:28:37 -08:00
Matt Guthaus 3c4d559308 Fixed syntax error referring to column mux 2018-11-29 13:29:16 -08:00
Matt Guthaus 3d3f54aa86 Add col addr line spacing for col addr decoder 2018-11-29 13:22:48 -08:00
Matt Guthaus 4df862d8af Convert channel router to take netlist of pins rather than names. 2018-11-29 12:12:10 -08:00
Matt Guthaus 7054d0881a Fix col address dff spacing from bank. 2018-11-29 09:54:29 -08:00
Matt Guthaus 02a67f9867 Missing gap in port 1 col decoder 2018-11-28 18:07:31 -08:00
Matt Guthaus d041a498f3 Fix height of port 1 control bus. Adjust column decoder names. 2018-11-28 17:48:25 -08:00
Matt Guthaus a2a9cea37e Make column decoder same height as control to control and supply overlaps 2018-11-28 16:59:58 -08:00
Matt Guthaus d99dcd33e2 Fix SRAM level control routing errors. 2018-11-28 15:30:52 -08:00
Matt Guthaus 143e4ed7f9 Change hierchical decoder output order to match changes to netlist. 2018-11-28 14:09:45 -08:00
Matt Guthaus b5b691b73d Fix missing via in clk input of control 2018-11-28 13:20:39 -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 93904d9f2d Control logic passes DRC/LVS in SCMOS 2018-11-28 11:02:24 -08:00
Matt Guthaus 410115e830 Modify dff_buf to stagger Q and Qb outputs. 2018-11-28 10:43:11 -08:00
Matt Guthaus 25611fcbc1 Remove dff_inv since we can just use dff_buf 2018-11-28 10:42:22 -08:00
Matt Guthaus ea6abfadb7 Stagger outputs of dff_buf 2018-11-28 09:48:16 -08:00
Matt Guthaus c43a140b5e All control routed and DRC clean. LVS errors. 2018-11-27 17:18:03 -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 bf31126679 Correct decoder output numbers to follow address order 2018-11-27 12:03:13 -08:00
Matt Guthaus b912f289a6 Remove extra X in instance names 2018-11-27 12:02:53 -08:00
Matt Guthaus 2237af0463 Merge branch 'multiport_control_fix' of ssh://scone/home/mrg/openram into multiport_control_fix 2018-11-26 18:01:34 -08:00
Matt Guthaus cf23eacd0e Add wl_en 2018-11-26 18:00:59 -08:00
Matt Guthaus 21759d59b4 Remove inverter in wordline driver 2018-11-26 16:41:31 -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 dd79fc560b Corretct modules for add_inst 2018-11-26 15:35:29 -08:00
Matt Guthaus b440031855 Add netlist only mode to new pgates 2018-11-26 15:29:42 -08:00
Hunter Nichols 67977bab3e Fixed port issue in bank. Changed golden data due to netlist change. 2018-11-20 11:39:14 -08:00
Hunter Nichols 62cbbca852 Merged, fixed conflict bt matching control logic creation to dev. 2018-11-19 22:20:20 -08:00
Hunter Nichols 2f29ad5510 Disabled resizing based on rise/fall delays. It creates delay chains which cannot be routed. 2018-11-19 22:13:58 -08:00
Hunter Nichols e8f1c19af6 Merge branch 'dev' into multiport_characterization 2018-11-19 15:42:48 -08:00
Matt Guthaus a47509de26 Move via away from cell edges 2018-11-19 15:42:22 -08:00
Hunter Nichols a55d907d03 High-to-low delays and slews are copied from the low-to-high values to simplify lib file results. FIXME 2018-11-19 15:40:26 -08:00
Matt Guthaus 4630f52de2 Use array ur instead of bank ur to pace row addr dff 2018-11-19 08:41:26 -08:00
Hunter Nichols d3c47ac976 Made delay measurements less dependent on period. 2018-11-18 23:28:49 -08:00
Matt Guthaus ba8bec3f67 Two m1 pitches at top of control logic 2018-11-18 09:30:27 -08:00
Matt Guthaus c677efa217 Fix control logic center location. Fix rail height error in write only control logic. 2018-11-18 09:15:03 -08:00
Hunter Nichols 3716030a23 Added delay chain sizing for rise/fall delays. Disabled to some sizes being having very large fanouts. 2018-11-16 16:57:22 -08:00
Matt Guthaus 047d6ca2ef Must channel rout the column mux bits since they could overlap 2018-11-16 16:21:31 -08:00
Matt Guthaus b89c011e41 Add psram 1w/1r test. Fix bl/br port naming errors in bank. 2018-11-16 15:31:22 -08:00
Matt Guthaus ca750b698a Uniquify bitcell array 2018-11-16 12:52:22 -08:00
Matt Guthaus 5e0eb609da Check for single top-level structure in vlsiLayout. Don't allow dff_inv and dff_buf to have same names. 2018-11-16 11:48:41 -08:00
Matt Guthaus 68ac7e5955 Fix offset of column decoder with new mirroring 2018-11-15 17:27:58 -08:00