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
Matt Guthaus
6401cbf2a6
Move place function to instance class rather than hierarchy.
2018-08-27 17:25:39 -07:00
Matt Guthaus
8664f7a0b8
Converted all modules to not run create_layout when netlist_only
...
mode is enabled.
2018-08-27 16:42:48 -07:00
Matt Guthaus
19d46f5954
Finalized separation of netlist/layout creation.
2018-08-27 14:18:32 -07:00
Michael Timothy Grimes
19ca0d6c2a
Changing control logic names to match naming scheme for multi-port. din[0] to din0[0], s_en to s_en0, addr[0] to addr0[0], etc. Sram level should pass unit tests for single port but will not currently pass for multi-port
2018-08-18 16:51:21 -07:00
Matt Guthaus
8900edbe12
Finalize single bank clock routing.
2018-08-14 10:36:35 -07:00
Matt Guthaus
3420b1002c
Connect data and column DFF clocks in 1 bank.
2018-08-14 10:09:41 -07:00
Matt Guthaus
f7f318d72e
Remove tri_en signals from bank control logic.
2018-08-13 14:47:03 -07:00
Matt Guthaus
a9c0ec5549
Add LVS correspondence points to each bank type
2018-07-18 14:29:04 -07:00
Matt Guthaus
58896a6f8e
Fix control signal names on control_logic input
2018-07-18 13:41:44 -07:00
Matt Guthaus
0665d51249
Must connect clock at top level for now
2018-07-17 14:24:07 -07:00
Matt Guthaus
ac22b1145f
Convert bank to use create_bus routines.
...
Modify control logic to have correct offset in SRAM.
2018-07-16 14:13:41 -07:00
Matt Guthaus
f3ae29fe0b
Getting single bank to work reliably. Removed tri_gate from bank
...
for now. Will add it in multibank arrays only. Not needed for
separate DIN and DOUT ports.
2018-07-13 14:45:46 -07:00
Matt Guthaus
e6b1fcb44c
Refactor banks to use inheritance with a top-level SRAM wrapper class.
2018-07-12 10:30:45 -07:00