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
9f0ab0d081
Route perimeter signals before power grid
2021-02-26 11:14:39 -08:00
Matt Guthaus
30fc81a1f0
Update copyright year.
2021-01-22 11:23:28 -08:00
mrg
69fe050bad
Refactor and cleanup router grids.
2021-01-15 13:25:57 -08:00
mrg
6f5b7c0264
Flatten bug fixed in Magic so don't flatten routes.
2021-01-12 16:20:03 -08:00
mrg
ec6f0f1873
Escape route to any side
2021-01-06 09:40:32 -08:00
mrg
c89e156bfe
Separate add pins and route pins so pins can block supply router.
2020-12-23 10:49:47 -08:00
mrg
94b1e729ab
Don't add vias when placing dff array
2020-12-22 17:08:53 -08:00
mrg
286ac635d6
Escape router changes.
...
Rename exit router to escape router.
Perform supply and signal escape routing after channel and other routing.
2020-12-22 16:35:05 -08:00
mrg
52119fe3b3
Cleanup exit route. Pins are on perimeter mostly.
2020-12-22 15:56:51 -08:00
mrg
ae1c889235
Updates to IO signal router.
...
Route signals to perimeter using maze router.
Move IO pins without perimeter pins to M3 using add_io_pin (like add_power_pin).
2020-12-22 09:39:58 -08:00
mrg
348001b1c8
Supply tree uses signal grid. PEP8 cleanup.
2020-12-21 13:51:50 -08:00
mrg
c0ab0af201
Retry routes with expanding detour allowed.
2020-12-17 11:39:17 -08:00
mrg
f55b57033d
Route col decoder address with data bits in channel
2020-12-15 16:37:23 -08:00
mrg
878a9cee8a
Add channel routes as flat instances to appease Magic extraction.
2020-12-15 16:01:39 -08:00
mrg
da721a677d
Remove EOL whitespace globally
2020-11-03 06:29:17 -08:00
mrg
18c8ad265e
Unique name for sram channel routes
2020-10-01 09:55:34 -07:00
mrg
449a4c2660
Exclude bitcells in other local areas not of interest
2020-09-29 12:15:42 -07:00
Hunter Nichols
73b2277daa
Removed dead code related to older characterization scheme
2020-08-27 17:30:58 -07:00
mrg
652f160aca
Merge branch 'wlbuffer' into dev
2020-08-25 15:50:08 -07:00
mrg
bd8bf9afd8
Remove RBL label at top level of SRAM
2020-08-25 14:42:21 -07:00
mrg
28bd93bf51
Still working on array refactor
2020-08-25 11:50:44 -07:00
jcirimel
9cecf367ee
Merge branch 'dev' into pex
2020-08-17 17:49:41 -07:00
jcirimel
714b57d48e
Merge branch 'dev' into pex
2020-08-17 17:48:21 -07:00
mrg
f23d2e36a7
Don't obstruct control logic signals with dffs when no column mux.
2020-07-29 10:31:18 -07:00
jcirimel
df4a231c04
fix merge conflicts
2020-07-21 11:38:34 -07:00
mrg
58846a4a25
Limit wordline driver size. Place row addr dff near predecoders.
2020-07-20 17:57:38 -07:00
mrg
0ed81aa923
Removed extraneous shift from added mirroring
2020-07-20 14:11:52 -07:00
mrg
82bbacdfb5
Add data bus gap to dynamically computed channel width
2020-07-20 13:43:57 -07:00
mrg
a36e89e103
Replace data flops depending on channel width
2020-07-20 13:26:05 -07:00
mrg
f35848e4f8
Route col flops separately. Flip port 1 col flop for easier routing.
2020-07-20 12:02:59 -07:00
mrg
ba3d32fa0c
Starting to implement minimizing channel router (not done)
2020-07-16 13:21:44 -07:00
mrg
d48f483248
Fix swapped instance bug in perimeter pins.
2020-07-01 15:10:20 -07:00
mrg
c340870ba0
Channel route dout wires as well in read write ports
2020-07-01 14:44:01 -07:00
mrg
3d0f29ff3a
Fix missing via LVS issues. LVS passing for some 20 tests.
2020-07-01 09:22:59 -07:00
mrg
5626fd182e
Extra track in data bus. Remove old code.
2020-06-30 10:58:24 -07:00
mrg
5f3a45b91b
Compute bus size separately for ports
2020-06-29 05:54:30 -07:00
mrg
751eab202b
Move row addr flops away from predecode. Route spare wen separately on lower layer.
2020-06-28 15:06:29 -07:00
mrg
4df02dad67
Move spare wen_dff to the right by spare columns
2020-06-28 14:28:43 -07:00
mrg
0c9f52e22f
Realign col decoder and control by 1/4 so metal can pass over
2020-06-28 07:15:06 -07:00
mrg
66ea559209
Use channel for dffs all at once
2020-06-27 08:23:12 -07:00
mrg
7220b23402
Add riscv unit tests
2020-06-25 15:34:18 -07:00
mrg
52ee7b0a19
Disable perimeter pins and make an option
2020-06-14 16:44:10 -07:00
mrg
78be9f367a
Add brain-dead router pins to perimeter
2020-06-14 15:52:09 -07:00
Aditi Sinha
d5041afebc
Merge branch 'dev' into bisr
2020-06-07 16:27:25 +00:00
mrg
717188f85c
Change L shape of rbl route
2020-06-04 11:03:39 -07:00
Aditi Sinha
eb0c595dbe
SRAM layout and functional tests with spare cols
2020-06-03 12:31:30 +00:00
Aditi Sinha
c7d86b21ae
Spare cols with wmask enabled
2020-05-16 10:09:03 +00:00
Aditi Sinha
8bd1052fc2
Spare columns in full sram layout
2020-05-14 10:30:29 +00:00
mrg
b7c66d7e07
Changes to simplify metal preferred directions and pitches.
...
Changes to allow decoder height to be a 2x multiple of bitcell height.
Split of control logic tests.
Fixed track spacing in SRAM and channel router
PEP8 cleanup.
2020-05-10 11:32:45 -07:00