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Author SHA1 Message Date
David Shah
2298c89c7b
Merge pull request #82 from YosysHQ/ecp5_carry 
Adding ECP5 carry support
 2018-10-01 18:38:07 +01:00
David Shah
9ebec3b87f clangformat 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-10-01 18:20:14 +01:00
David Shah
fd4498736e ecp5: Fix packing of FFs into carry/DRAM slices 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-10-01 18:19:56 +01:00
David Shah
2c96d4770d ecp5: Fix DRAM initialisation 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-10-01 18:15:11 +01:00
David Shah
3dfc5b864a ecp5: Remove broken DRAM timing arc 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-10-01 17:51:36 +01:00
David Shah
c8a9bb807c ecp5: Debugging DRAM packing 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-10-01 17:45:35 +01:00
David Shah
9518c5d762 ecp5: Working on DRAM packing 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-10-01 17:05:02 +01:00
David Shah
885fae8236 ecp5: Handling of DRAM initialisation and wiring 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-10-01 16:43:22 +01:00
David Shah
a4ac174ccb design_utils: Adding some design helper functions 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-10-01 15:43:02 +01:00
David Shah
d770eb672f ecp5: Helper functions for distributed RAM support 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-10-01 15:23:12 +01:00
David Shah
931c78b1bb ecp5: Improve handling of constant CCU2C inputs 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-10-01 14:42:19 +01:00
David Shah
e7c8818424 ecp5: Fix carry feed out 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-30 19:27:06 +01:00
David Shah
6a1b49c311 ecp5: Improve mixed no-FF/FF placement 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-30 18:39:53 +01:00
David Shah
3e399c9f20 ecp5: Carry packing fixes 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-30 18:10:20 +01:00
David Shah
9218d2e56b ecp5: Relative placement and bitstream gen for carries 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-30 17:42:47 +01:00
David Shah
fef29d8762 ecp5: First stages of carry packing 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-30 17:18:30 +01:00
David Shah
e81a95cf7e ecp5: Add ccu2c_to_slice 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-30 17:06:06 +01:00
David Shah
2628344298 ecp5: Support code for carry chain handling 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-30 16:58:02 +01:00
David Shah
a27c7b45de Refactor chain finder to its own file 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-30 16:29:26 +01:00
David Shah
6afc2c75fd ecp5: Adding carry helper functions 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-30 15:13:31 +01:00
David Shah
ea03aafc26 clangformat 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-30 15:13:18 +01:00
David Shah
2e7aeaef97
Merge pull request #81 from YosysHQ/ecp5_globals 
Adding a simple ECP5 global network router
 2018-09-30 13:31:27 +01:00
David Shah
0e0ad26f07 ecp5: Use ArchNetInfo to mark global nets to ignore 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 19:31:49 +01:00
David Shah
ab063b2456 clangformat 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 18:37:17 +01:00
David Shah
11cdc197bc ecp5: Fix global buffer connectivity and timing 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 18:29:23 +01:00
David Shah
f46f205782 ecp5: Fix handling of global to fabric connections 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 18:06:08 +01:00
David Shah
5e46d1eb98 ecp5: Remove excessive debugging from global promoter 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 17:38:39 +01:00
David Shah
c5f9a12bb1 ecp5: Global router produces a working bitstream 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 17:36:08 +01:00
David Shah
c2a062d254 ecp5: Fixing global to global user routing 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 17:13:50 +01:00
David Shah
9ff5d5a735 ecp5: Fixing global router bugs 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 17:01:19 +01:00
David Shah
2a0bb2be29 ecp5: Integrate global router and debug naming 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 16:49:29 +01:00
David Shah
4cd582478b ecp5: Adding main global promoter/router function 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 16:37:18 +01:00
David Shah
f7a270a1d8 ecp5: Fix globals.cc following API update 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 16:15:17 +01:00
David Shah
c8674652dc ecp5: Add SPINE routing to global router 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 16:09:21 +01:00
David Shah
24414614d2 ecp5: Import SPINE data to database 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 16:09:21 +01:00
David Shah
dfdaaa6f57 ecp5: Adding DCCA insertion function 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 16:09:21 +01:00
David Shah
97b12fa741 ecp5: Add DCC Bels, fix global router post-rebase 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 16:09:21 +01:00
David Shah
bc10a5646d ecp5: Working on global router 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 16:06:30 +01:00
David Shah
d43138b022 ecp5: Global routing algorithm up to TAPs 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 16:06:30 +01:00
David Shah
7d48acff52 ecp5: Clock usage counter function 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 16:06:30 +01:00
David Shah
30f122854a ecp5: Helper function and arch tweaks for global router 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-29 16:06:30 +01:00
Clifford Wolf
07cf349ee4
Merge pull request #79 from YosysHQ/ice40lvds 
ice40: Adding LVDS input support
 2018-09-25 18:21:56 +02:00
Clifford Wolf
1eb7411fb0
Merge pull request #76 from YosysHQ/plloutglobal_fix 
Add needed PLLOUTGLOBAL ports and mapped it
 2018-09-25 18:15:00 +02:00
David Shah
f1aa7093fe ice40: Fix carry packer bug 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-25 15:52:32 +01:00
David Shah
09ddcb67d3 gui: Fix another zero-decal issue 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-25 13:55:54 +01:00
David Shah
1d782870dc Apply GUI fix from @mmicko 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-25 13:31:54 +01:00
David Shah
dea87e46c4 ice40: LVDS input bitstream support 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-24 17:58:55 +01:00
David Shah
2ee86ab5a8 ice40: Tristate IO support fixes 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-24 15:25:37 +01:00
David Shah
d5d9fb27a6 ice40: Validity check for LVDS IO 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-24 15:14:28 +01:00
David Shah
9834b68041 ice40: Remove obsolete belType member 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-09-24 14:27:50 +01:00