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OpenRAM
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844 Commits

Author SHA1 Message Date
mrg e995e61ea4 Fix Verilog module typo. Adjust RBL route. 2021-05-06 14:32:47 -07:00
mrg c057490923 Delay chain should have same height cells as control logic to align supplies. 2021-05-05 15:45:28 -07:00
mrg f677c8a88d Fix predecoder offset after relocating bank offset 2021-05-05 14:44:05 -07:00
mrg 120c4de5ad Fix placement of delay chain to align with control logic rows. 2021-05-05 14:21:53 -07:00
mrg 19ea33d43d Move delay line module down. 2021-05-04 16:42:42 -07:00
mrg fc6e6e1ec7 Add via when write driver supply is different layer 2021-04-28 15:16:26 -07:00
mrg 03e0c14ab2 Move write driver supply to m1 rather than pin layer 2021-04-28 10:13:33 -07:00
mrg 35fcb3f631 Abstracted LEF added. Params for array wordline layers. 2021-04-22 09:44:25 -07:00
mrg 15b0583ff2 Add custom parameter for wordline layer 2021-04-22 09:42:49 -07:00
mrg 419836411c Fix missing via for global wordlines. 2021-04-21 11:33:18 -07:00
mrg f45efe3db6 Abstracted LEF added. Params for array wordline layers. 2021-04-21 11:04:01 -07:00
mrg 584349c911 Add custom parameter for wordline layer 2021-04-21 11:04:01 -07:00
mrg 439003e203 Respect the bus spacing parameter in predecoder. 2021-04-19 10:51:16 -07:00
mrg d609e4ea04 Reimplement trim options (except on unit tests). 
Allow trim netlist to be used for delay and functional simulation.
Each class implements a "trim_insts" set of instances that can be removed.
By default far left, right, top and bottom cells in the bitcell arrays are kept.

Use lvs option in sp_write

Fix lvs option in sram.
 2021-04-07 16:07:56 -07:00
mrg 31d3e6cb26 Change LWL layers 2021-04-07 16:07:56 -07:00
mrg 6e2f60353c Add wells to driver stages. Remove unnecessary height/center in control logic. 2021-03-25 10:00:24 -07:00
mrg 4a40e96f6d Control logic route changes. 
Move wl_en to top control signal.
Route wl_en directly to port_address.
Reorder input bus to bank.
 2021-03-24 14:32:10 -07:00
mrg 671470f5f2 Skywater changes. 
Default 1 thread and no temp subdirectory.
Add skywater setup/hold golden data
Add CLI option for simulation threads (-m)
Add compatibility mode option and nomodcheck for ngspice to speed up sky130 model loading.
Make subdir when using default /tmp dir.
Pass num_threads so temp subdirs are created.
 2021-03-22 15:48:14 -07:00
mrg b6f3fbdd1f Use OPTS.precharge instead of hard coded precharge. 2021-03-15 09:44:14 -07:00
mrg 1c6de4591d Remove vertical power pin vias. 2021-02-23 13:32:00 -08:00
Matt Guthaus 30fc81a1f0 Update copyright year. 2021-01-22 11:23:28 -08:00
mrg 3ef56a29ea Bug fix 2021-01-13 13:56:22 -08:00
mrg bc9ab086e5 Clean up imports 2021-01-13 13:01:33 -08:00
mrg 01d312d65c Refactor add power pins 2021-01-13 10:57:12 -08:00
mrg 4fc0357282 Small readability edit to dff_buf 2021-01-04 13:16:23 -08:00
mrg 946ad66e7a Make width based on bitcell offsets, not number of columns 2020-12-18 09:22:10 -08:00
mrg 29880a0b5a Write mask and array supply pins on the ends 2020-12-17 15:25:19 -08:00
mrg e6ff73dbc1 Move supply pins for wmask and array to edge to avoid channel route congestion 2020-12-17 11:48:08 -08:00
mrg da48b8d98c Fix replica column bit index 2020-12-14 14:18:39 -08:00
mrg 47cc4cbfca Remove extra debug statement 2020-12-08 11:55:53 -08:00
mrg 0100ae57a3 Fix mirror with odd number of rows 2020-12-08 10:31:22 -08:00
mrg bad1274bdb Use internal name for col/row caps. gds ordered read enabled. 2020-12-03 10:03:47 -08:00
mrg 705d8e3105 Fix wrong via starting layer 2020-12-01 17:12:35 -08:00
mrg 583a70c24e Fix select layer for column mux array 2020-12-01 15:20:44 -08:00
mrg a31e0dab02 Remove via-to-via path width hack 2020-12-01 13:27:32 -08:00
mrg a5b5f7c22b Change layer away from wordlines 2020-12-01 11:33:55 -08:00
mrg 3829213afe Use and2_dec instead of buf_dec for better wldriver layout 2020-12-01 11:19:12 -08:00
mrg 4e10f6d8a6 Make cell/bitcell custom cell external accessible. 2020-11-24 12:01:00 -08:00
mrg 5ee3f4cc66 Many edits. 
Use internal vdd/gnd names.
Refactor getters in bitcell to base class.
Add BIAS signal type.
 2020-11-22 08:24:47 -08:00
mrg aa03eec943 Fix syntax error. 2020-11-21 07:16:45 -08:00
mrg 4c75bc003e Fix bounding box of replica array to include wordline grounds. 2020-11-21 07:03:59 -08:00
mrg 718c327527 Fix iteration bug with new type 2020-11-20 17:33:15 -08:00
mrg f729e9fca7 Fix new replica_bitcell_array refactor with end caps. Remove single port end cap exceptions. 2020-11-20 16:56:07 -08:00
mrg 27a652ac1b Fix bounding box of cap arrays 2020-11-20 16:54:53 -08:00
mrg 033111a5f3 Default to no hierarchical word lines. 2020-11-19 10:48:35 -08:00
mrg 86799ae3ff Small bug fixes related to new name mapping. 2020-11-16 13:42:42 -08:00
mrg 1d729e8f02 Move pin name mapping to layout class. 2020-11-16 11:04:03 -08:00
mrg 93e94e26ec Get vdd/gnd from properties if it is defined. 2020-11-16 10:14:37 -08:00
mrg 2f994b8c0a Change custom cells to use set_ports setter 2020-11-14 07:15:27 -08:00
mrg 1624d50ca9 Fix props bug again. 2020-11-13 20:35:19 -08:00