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OpenRAM
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1725 Commits

Author SHA1 Message Date
jsowash a8df5528f9 Added 2 mux test for wmask. 2019-08-21 16:06:36 -07:00
Matt Guthaus 98f526427e Merge branch 'add_wmask' of github.com:VLSIDA/PrivateRAM into add_wmask 2019-08-21 15:33:03 -07:00
Matt Guthaus 9ada9a7dfa Fix pitch in channel router to support M3/M4. 2019-08-21 15:32:49 -07:00
jsowash 737e873923 Changed via direction for via1 in flip flops. 2019-08-21 14:49:54 -07:00
jsowash 980760b724 Add preferred direction to via1, routed between supply lines in wmask AND array, and only uses m3 for channel route with a write mask. 2019-08-21 14:02:57 -07:00
jsowash 4f01eeb3c1 Combined changes to the pin locations and vias. 2019-08-21 12:36:53 -07:00
jsowash c2015335b0 Fixed merge issues. 2019-08-21 11:54:22 -07:00
jsowash 4813c01d56 Moved dff's up and moved wmask_AND/wdriver pins left/down, respectively. 2019-08-21 11:50:28 -07:00
Matt Guthaus b0821a5a0e Re-add simplified power pins on edges 2019-08-21 11:42:56 -07:00
Matt Guthaus b94af3e3fd Add vias for new channel routes 2019-08-21 11:33:43 -07:00
Matt Guthaus f281510828 Merge branch 'add_wmask' of github.com:VLSIDA/PrivateRAM into add_wmask 2019-08-21 11:20:42 -07:00
Matt Guthaus 2b7025335c Use pand2 of correct size. Simplify width checking of AND array. 2019-08-21 11:20:35 -07:00
jsowash 43d45fba98 Moved pwr/gnd pins to the right of the rail. 2019-08-21 10:44:04 -07:00
Matt Guthaus c39b09c736 Merge branch 'add_wmask' of github.com:VLSIDA/PrivateRAM into add_wmask 2019-08-21 10:18:59 -07:00
Matt Guthaus 54ab9440db Use pdriver instead of pinv in pand gates. 2019-08-21 10:18:46 -07:00
jsowash 0cbc4a7acf Moved wmask dff above data dff and changed channel route to m3/m4 for data and m1/m2 for wmask. 2019-08-21 10:07:20 -07:00
Matt Guthaus 53d0544291 Minor cleanup and additional assertion checking. 2019-08-21 08:50:12 -07:00
Matt Guthaus f2568fec80 Change permissions on tests to +x. Add single bank wmask test. 2019-08-21 08:49:46 -07:00
jsowash 71af70a636 Moved pwr/gnd vias and corrected width boundary. 2019-08-20 09:14:23 -07:00
jsowash 316132a33c Sized inverter for number of driven write drivers. 2019-08-19 13:31:49 -07:00
jsowash c19bada8df Performed clean up and added comments. 2019-08-19 08:57:05 -07:00
jsowash a28c9fed8b Fixed bug for more than 2 wmasks and changed test to test 4 wmasks. 2019-08-16 14:27:44 -07:00
jsowash d02ea06ff2 Added method to route between the output of wmask AND array and en of write driver. 2019-08-16 14:12:41 -07:00
jsowash aaa1e3a614 Added change to route wmask en between driver and AND gates. Need to apply it to all cases. 2019-08-16 10:23:51 -07:00
jsowash 92e0671e15 Removed DRC error with AND array in freepdk45 and moved pin on en_{} pin in port data. 2019-08-15 12:36:17 -07:00
jsowash f0f811bad9 Added a condiitonal to only route wmask dff when there's a write size. 2019-08-14 12:40:14 -07:00
jsowash 858fbb062d Placed wmask dff and added connections for wmask pins. 2019-08-14 11:45:22 -07:00
jsowash 0d7170eb95 Created wmask AND array en pin to go through to top layer. 2019-08-14 09:59:40 -07:00
jsowash aa4803f3c4 Increased enable pin's width for larger # of column mux ways. 2019-08-11 15:25:05 -07:00
jsowash 2573b5f48b Fixed merge conflict. 2019-08-11 14:39:36 -07:00
jsowash d259efbcda Connected wdriver_sel between write_mask_and_array and write_driver_array. 2019-08-11 14:33:08 -07:00
Matt Guthaus e5618b88af Don't add sense amp to write only port. Fix write_and None define. 2019-08-11 08:46:36 -07:00
Matt Guthaus d56a972d61 Update ngspice tests due to new version 2019-08-10 17:59:30 -07:00
Matt Guthaus c09005dab9 Redo logic for detecting bad bitlines 2019-08-10 17:32:36 -07:00
Matt Guthaus 6cf7366c56 Gate sen during first half period 2019-08-10 16:30:02 -07:00
Matt Guthaus 8d6a4c74e7 Merge branch 'dev' into control_fix 2019-08-10 13:07:30 -07:00
Matt Guthaus 23676c0f37 Route bl in SRAM write ports too 2019-08-10 12:53:07 -07:00
Matt Guthaus 34d28a19e6 Connect wl_en in all ports to bank. 2019-08-10 12:30:23 -07:00
Matt Guthaus bac684a82a Fix control logic routing. 2019-08-10 08:53:02 -07:00
jsowash d5e331d4f3 Connected en together in write_mask_and_array. 2019-08-09 14:27:53 -07:00
Hunter Nichols 2573d4e7d0 Removed testing code from config file. 2019-08-08 19:27:44 -07:00
Hunter Nichols 1d22d39667 Uncommented tests that use model delays. Fixed issue in sense amp cin. 2019-08-08 18:26:12 -07:00
jsowash 49fffcbc92 Added way to determine length of en pin with wmask in write_driver_array and shortened en to width of driver. 2019-08-08 15:49:23 -07:00
Hunter Nichols d273c0eef5 Merge branch 'dev' into analytical_cleanup 2019-08-08 13:20:27 -07:00
jsowash 0cfa0ac755 Shortened write driver enable pin so that a write mask can be used without a col mux in layout. 2019-08-08 12:57:32 -07:00
jsowash 59e5441aef Added write mask to write driver array 2019-08-08 08:46:58 -07:00
Hunter Nichols 3c44ce2df6 Replaced analytical characterization with graph implementation. Removed most analytical delay functions used by old chacterizer. 2019-08-08 02:33:51 -07:00
Hunter Nichols fc1cba099c Made all cin function relate to farads and all input_load relate to relative units. 2019-08-08 01:57:04 -07:00
Matt Guthaus d36f14b408 New control logic, netlist only working 2019-08-07 17:14:33 -07:00
Matt Guthaus 275891084b Add pand3 2019-08-07 16:33:29 -07:00