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OpenRAM
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124 Commits

Author SHA1 Message Date
Matt Guthaus b8299565eb Use grid furthest from blockages when blocked pin. Enclose multiple connectors. 2018-11-19 17:32:55 -08:00
Matt Guthaus 20d4e390f6 Add bounding box of connector for when there are multiple connectors 2018-11-19 15:45:07 -08:00
Matt Guthaus 6a7d721562 Add new bbox routine for pin enclosures 2018-11-19 09:28:29 -08:00
Matt Guthaus 8f28f4fde5 Don't always add all 3 types of contorl. Add write and read only port lists. 2018-11-16 15:03:12 -08:00
Matt Guthaus b13d938ea8 Add m3m4 short hand in design class 2018-11-16 14:10:49 -08:00
Matt Guthaus 4997a20511 Must set library cell flag for netlist only mode as well 2018-11-16 13:37:17 -08:00
Matt Guthaus ca750b698a Uniquify bitcell array 2018-11-16 12:52:22 -08:00
Matt Guthaus e040fd12f9 Bitcell and bitcell array can be named the same. 2018-11-16 12:00:23 -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 ff0a7851b7 Fix error when DRC is disabled so it doesn't initialize. 2018-11-13 17:41:32 -08:00
Matt Guthaus ce74827f24 Add new option to enable inline checks at each level of hierarchy. Default is off. 2018-11-13 16:51:19 -08:00
Matt Guthaus 732f35a362 Change channel router to route from bottom up to simplify code. 2018-11-11 12:25:53 -08:00
Matt Guthaus 791d74f63a Fix wrong exception handling that depended on order. Replaced with if/else instead. 2018-11-11 12:02:42 -08:00
Matt Guthaus de61630962 Expand blocked pins to neighbor grid cells. 2018-11-09 14:25:10 -08:00
Matt Guthaus 31eff6f24e Merge branch 'dev' into multiport_layout 2018-11-08 18:00:28 -08:00
Matt Guthaus fd5cd675ac Horizontal increments top down. 2018-11-08 17:01:57 -08:00
Matt Guthaus e28978180f Vertical channel routes go from left right. Horizontal go bottom up. 2018-11-08 16:49:02 -08:00
Matt Guthaus 7b10e3bfec Convert port index lists to three simple lists. 2018-11-08 12:19:40 -08:00
Michael Timothy Grimes 7c3375fd4b Merge branch 'dev' of https://github.com/VLSIDA/PrivateRAM into multiport 2018-11-08 09:59:52 -08:00
Matt Guthaus f04e76a54f Allow multiple must-connect pins with the same label. 2018-11-07 13:05:13 -08:00
Matt Guthaus 8d753b5ac7 Primitive cells only keep the largest pin shape. 2018-11-07 11:58:31 -08:00
Matt Guthaus 1fe767343e Reimplement gdsMill pin functions so they are run once when a GDS is loaded. Get pins is now a table lookup. 2018-11-07 11:31:44 -08:00
Michael Timothy Grimes 3c9821991b Merge branch 'dev' of https://github.com/VLSIDA/PrivateRAM into multiport 2018-11-05 08:56:19 -08:00
Matt Guthaus 74c3de2812 Remove diagonal routing bug. Cleanup. 2018-11-02 14:57:40 -07:00
Matt Guthaus 866eaa8b02 Add debug message when routes are diagonal. 2018-11-02 11:50:28 -07:00
Matt Guthaus b24c8a42a1 Remove redundant pins in pin_group constructor. Clean up some code and comments. 2018-11-01 11:31:24 -07:00
Michael Timothy Grimes dc96d86082 Optimizations to pbitcell spacings 2018-11-01 07:58:20 -07:00
Matt Guthaus c511d886bf Added new enclosure connector algorithm using edge sorting. 2018-10-31 15:35:39 -07:00
Matt Guthaus fc45242ccb Allow contains to contain copy. Add connectors when pin doesn't overlap grids. 2018-10-30 17:41:29 -07:00
Matt Guthaus 6990773ea1 Add error check requiring non-zero area pin layouts. 2018-10-29 10:32:42 -07:00
Matt Guthaus 0107e1c050 Reduce verbosity of utils 2018-10-26 13:02:31 -07:00
Matt Guthaus 7d74d34c53 Fix pin_layout contains bug 2018-10-26 10:40:43 -07:00
Matt Guthaus 94e5050513 Move overlap functions to pin_layout 2018-10-24 16:13:07 -07:00
Matt Guthaus dc73e8cb60 Odd bug that instances were not properly rotated. 2018-10-24 16:12:27 -07:00
Hunter Nichols a711a5823d Merged dev and fix conflicts in geometry.py 2018-10-24 10:52:22 -07:00
Hunter Nichols 53cb4e7f5e Fixed lib files to be syntactically correct with multiport. Fixed issue in geometry.py that prevented netlist_only option from working. 2018-10-22 23:33:01 -07:00
Hunter Nichols 62439bdac6 Fixed merge conflicts with sram.py 2018-10-22 17:29:14 -07:00
Hunter Nichols 4f08062268 Added custom 1rw+1r bitcell. Testing are currently failing. 2018-10-22 17:02:21 -07:00
Michael Timothy Grimes cda2e93cd7 Adding fix to netlist_only mode in geometry.py. Uncommenting functional tests and running both tests in netlist_only mode. 2018-10-22 09:17:03 -07:00
Matt Guthaus 0aad61892b Supply router working except for off by one rail via error 2018-10-19 14:21:03 -07:00
Matt Guthaus 4bf1e206e2 Merge branch 'dev' into supply_routing 2018-10-17 09:47:18 -07:00
Matt Guthaus e2cfd382b9 Fix print check regression 2018-10-15 13:23:31 -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 9bb1c2bbcf Fix Future Warning for real 2018-10-10 15:58:16 -07:00
Matt Guthaus fa4dd8881c Fix Future warnings comparison to None 2018-10-10 15:47:14 -07:00
Matt Guthaus 6bbf66d55b Rewrote pin enclosure code to better address off grid pins. 
Include only maximal pin enclosure shapes.
Add smallest area connector for off grid pins.
Fix decoder to use add_power_pin code.
Change permissions.
 2018-10-10 15:15:58 -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