Hunter Nichols
0e96648211
Added linear corner factors in analytical delay model.
2019-03-04 00:42:18 -08:00
Matt Guthaus
b58fd03083
Change pbuf/pinv to pdriver in control logic.
2019-01-23 12:03:52 -08:00
Matt Guthaus
a418431a42
First draft of sram_factory code
2019-01-16 16:15:38 -08:00
Matt Guthaus
5de7ff3773
Updated Verilog to have multiport. Added 1rw,1rw/1r Verilog testbench.
2019-01-11 14:15:16 -08:00
Hunter Nichols
0510aeb3ec
Merged with dev, removed commented out code.
2018-12-12 16:02:16 -08:00
Matt Guthaus
b5a7274316
Change Netlisting to submodules to reflect what time is of
2018-12-06 11:59:20 -08:00
Hunter Nichols
448e8f4cfd
Merged with dev
2018-12-05 17:49:42 -08:00
Hunter Nichols
ea55bda493
Changed s_en delay calculation based recent control logic changes.
2018-12-05 17:10:11 -08:00
Matt Guthaus
0c0a23e6eb
Cleanup code. Add time breakdown for SRAM creation.
2018-12-05 09:51:17 -08:00
Hunter Nichols
722bc907c4
Merged with dev. Fixed conflicts in tests.
2018-12-02 23:09:00 -08:00
Matt Guthaus
d99dcd33e2
Fix SRAM level control routing errors.
2018-11-28 15:30:52 -08:00
Matt Guthaus
5d59863efc
Fix p_en_bar at top level. Change default scn4m period to 10ns.
2018-11-27 14:44:55 -08:00
Matt Guthaus
cf23eacd0e
Add wl_en
2018-11-26 18:00:59 -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
e8f1c19af6
Merge branch 'dev' into multiport_characterization
2018-11-19 15:42:48 -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
Hunter Nichols
6e47de3f9b
Separated relative delay into rise/fall.
2018-11-14 23:34:53 -08:00
Matt Guthaus
3221d3e744
Add initial support and unit tests for 2 port SRAM
2018-11-14 17:05:23 -08:00
Hunter Nichols
e9f6566e59
Fixed merge conflict, moved control logic mod instantiation, removed some commented out code.
2018-11-14 13:53:27 -08:00
Matt Guthaus
aa779a7f82
Initial two port bank in SCMOS
2018-11-13 16:05:22 -08:00
Hunter Nichols
bad55cfd05
Merged with dev. Fixed merge conflict.
2018-11-09 17:18:19 -08:00
Hunter Nichols
ea1a1c7705
Added delay chain resizing based on analytical delay.
2018-11-09 17:14:52 -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
71177d0b70
Fixed small bugs with new port index stuff and layout.
2018-11-08 17:40:22 -08:00
Matt Guthaus
7b10e3bfec
Convert port index lists to three simple lists.
2018-11-08 12:19:40 -08:00
Hunter Nichols
e5dcf5d5b1
Altered bitline with heuristic to have a larger delay chain for larger column muxes. Also have to alter the feasible period for functional tests to pass.
2018-10-30 22:19:26 -07:00
Hunter Nichols
016604f846
Fixed spacing in golden lib files. Added column mux into analytical model.
2018-10-24 00:16:26 -07:00
Matt Guthaus
a094db9077
Merge branch 'multiport' into supply_routing
2018-10-11 09:56:38 -07:00
Matt Guthaus
e22e658090
Converted all submodules to use _bit notation instead of [bit]
2018-10-11 09:53:08 -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
Matt Guthaus
06dc910390
Route supply after moving origin
2018-10-06 14:03:00 -07:00
Matt Guthaus
8499983cc2
Add supply router to top-level SRAM. Change get_pins to elegantly fail.
2018-10-06 08:30:38 -07:00
Michael Timothy Grimes
e258199fa3
Removing we_b signal from write ports since it is redundant.
2018-10-04 09:31:04 -07:00
Michael Timothy Grimes
a71486e22f
Adding mutliport constants to design.py to reduce the need for copied code across multiple modules.
2018-09-28 00:11:39 -07:00
Michael Timothy Grimes
1ca0154027
Editting top level netlist for multiport. Now there are multiple control logic modules, one per port. Since diffent ports are driven by different clocks, also separating dff modules, one per port.
2018-09-26 19:10:24 -07:00
Michael Timothy Grimes
fc5f163828
Merge branch 'dev' of https://github.com/VLSIDA/PrivateRAM into multiport
2018-09-18 18:56:15 -07:00
Michael Timothy Grimes
332976dd73
s_en will be shared amongst the sense amps of different ports, so I'm removing the distinct s_en signals from several modules.
2018-09-13 18:46:43 -07:00
Matt Guthaus
3539887ee4
Updating ms_flop removal.
...
Updated characterizer for dff.
Added new setup/hold results for dff instead of ms_flop.
Removed ms_flop references in sram-base.
Fixed syntax errors in SCN3ME tech file.
2018-09-13 11:40:24 -07:00
Michael Timothy Grimes
7dfd37f79c
Altering control logic for multiport. Netlist changes only.
2018-09-12 00:59:07 -07:00
Michael Timothy Grimes
68c00d7467
Removing din and dout list names in exchange for a read index. Write ports will always be in order (they will not skip numbers. Read ports however will skip the numbers assigned to wirte ports so the index of the read ports must be tracked.
2018-09-09 14:14:26 -07:00
Michael Timothy Grimes
1429b9ab1a
Commiting working version of multi-port that can generate a netlist on the sram level. Changes that will clean up the code are forthcoming.
2018-09-09 14:00:51 -07:00
Matt Guthaus
0adfe66429
Add total_ port variables to sram base class.
2018-09-04 11:15:18 -07:00
Matt Guthaus
19c0e1638b
Merge remote-tracking branch 'origin/multiport' into multiport
2018-09-04 10:47:55 -07:00
Matt Guthaus
a346bddd88
Cleanup some items with new sram_config. Update unit tests accordingly.
2018-09-04 10:47:24 -07:00
Michael Timothy Grimes
af0756382f
Merging changes and updating multiport syntax across several tests
2018-09-03 19:36:20 -07:00
Michael Timothy Grimes
341a3ee68d
Adding multiport pin names to sram_base for netlist only use
2018-09-03 17:44:32 -07:00
Matt Guthaus
563ff77d44
Add sram_config class. Rename port variables for better description.
2018-08-31 12:03:28 -07:00