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Author SHA1 Message Date
gatecat
ff449ca997
Merge pull request #661 from litghost/document_site_router 
[interchange] Add some documentation for the site router.
 2021-04-06 09:20:03 +01:00
gatecat
cf6833b9cd
Merge pull request #662 from litghost/fix_cirrus_ci 
Increase vCPU to 5 because of cirrus resource limit change.
 2021-04-06 09:18:30 +01:00
gatecat
8e0d8df791
Merge pull request #657 from acomodi/interchange-counter-multi-board 
interchange: counter: testing on multiple boards
 2021-04-06 08:12:02 +01:00
Keith Rothman
d399d3ae1b Increase vCPU to 5 because of cirrus resource limit change. 
Cirrus CI now requires that RAM (in GiB) be less than 4*vCPU.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-04-05 16:12:47 -07:00
Keith Rothman
4301e4705b [interchange] Add some documentation for the site router. 
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-04-05 15:15:48 -07:00
gatecat
bb6079133c
Merge pull request #658 from litghost/increment_chipdb 
[interchange] Update to v6 of FPGA interchange chipdb.
 2021-04-02 09:46:21 +01:00
Keith Rothman
3a85088d66 [interchange] Update interchange CI for new chipdb change. 
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-04-01 15:59:48 -07:00
Keith Rothman
009d3b64b6 [interchange] Update to v6 of FPGA interchange chipdb. 
Changes:
 - Adds LUT output pin to LutBelPOD.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-04-01 15:24:06 -07:00
Alessandro Comodi
366f8782cb interchange: counter: testing on multiple boards 
Signed-off-by: Alessandro Comodi <acomodi@antmicro.com>
 2021-04-01 10:23:07 +02:00
gatecat
ec98fee1ee
Merge pull request #646 from YosysHQ/gatecat/nexus-cmake 
fpga_interchange: Add CMake support for Nexus/prjoxide
 2021-03-31 15:14:51 +01:00
gatecat
3678eff5dc interchange: Fix nexus cmake review comments 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-31 10:11:09 +01:00
gatecat
edecc06fcf
Merge pull request #656 from litghost/fix_dedicated_interconnect_bug 
Fix bug where DedicateInterconnect incorrectly allows some placements.
 2021-03-30 22:36:51 +01:00
Keith Rothman
8675945b26 Fix bug where DedicateInterconnect incorrectly allows some placement. 
This occurs when the driver pin and sink pin are part of the same site,
but not reachable with site routing only.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-30 13:24:39 -07:00
gatecat
4dc45ffdc8
Merge pull request #653 from litghost/fix_site_pip_check 
[interchange] Fix site pip check for drivers.
 2021-03-30 18:50:16 +01:00
Keith Rothman
7e47af1085 [interchange] Fix site pip check for drivers. 
Previous code allowed router to entire sites with no sinks.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-30 10:04:18 -07:00
gatecat
9259763599 ci: Build prjoxide only for LIFCL 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-30 16:55:03 +01:00
gatecat
a003aae7c2 interchange: Split xc7 and nexus chipdb cmake 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-30 16:31:51 +01:00
gatecat
ecfaae7f9e interchange: Add Nexus LUT test 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-30 16:31:51 +01:00
gatecat
b6b8959397 interchange: Add Nexus to CI 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-30 16:31:51 +01:00
gatecat
3cb5e81d50 interchange: Add CMake support for Nexus/prjoxide 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-30 16:31:51 +01:00
gatecat
7a9082e698
Merge pull request #655 from YosysHQ/gatecat/alt-placer-fix 
interchange: Fix illegal placements
 2021-03-30 16:20:41 +01:00
gatecat
8863b962fd interchange: Fix illegal placements 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-30 15:28:19 +01:00
gatecat
99298d0aba nexus: Fix some IO FASM gen 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-30 12:04:01 +01:00
gatecat
7ae3f636ef nexus: Fix LIFCL-17 LRAM FASM 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-30 11:56:07 +01:00
gatecat
a6a92f6b6b nexus: Fix default IO config 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-29 21:35:44 +01:00
gatecat
0b1e089547
Merge pull request #651 from YosysHQ/gatecat/nexus-vcco 
nexus: Fix bank Vcco FASM
 2021-03-29 21:32:35 +01:00
gatecat
df339f4f3c nexus: Default HF_OSC_EN to ENABLED 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-29 21:25:14 +01:00
gatecat
d2579282a6 nexus: Fix bank Vcco FASM 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-29 20:38:50 +01:00
gatecat
692d7dc26d
Merge pull request #645 from litghost/add_counter_and_ram 
FPGA interchange: Add counter and ram tests
 2021-03-29 18:23:16 +01:00
gatecat
4419c36db5
Merge pull request #649 from acomodi/add-archcheck-to-all-tests 
interchange: add archcheck tests to all-device-test target
 2021-03-26 18:39:18 +00:00
Alessandro Comodi
d0bc033ab8 gh-actions: better yosys caching based on version 
Signed-off-by: Alessandro Comodi <acomodi@antmicro.com>
 2021-03-26 15:11:03 +01:00
Alessandro Comodi
b5ba3ee9ee interchange: add archcheck tests to all-device-test target 
This increases parallelism and should make the FPGA interchange CI
faster

Signed-off-by: Alessandro Comodi <acomodi@antmicro.com>
 2021-03-26 15:11:03 +01:00
gatecat
0e9a1abc7e
Merge pull request #650 from YosysHQ/gatecat/nexus-17k-fixes 
nexus: Fix FASM gen for LIFCL-17
 2021-03-26 14:04:40 +00:00
gatecat
0f425aff5a nexus: Fix FASM gen for LIFCL-17 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-26 13:06:03 +00:00
Keith Rothman
f33d02dca9 Update README with latest develpment progress. 
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-25 17:56:15 -07:00
Keith Rothman
55c9d43c70 interchange: Fix bug in site router where a bad solution isn't remove. 
This resulted in valid site routing solutions being missed.  Underlying
bug was an off-by-one error when unwinding a failed solution.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-25 17:56:14 -07:00
Keith Rothman
c8dccd3e7b Implement debugging tools for site router. 
- Finishes implementation of SiteArch::nameOfPip and SiteArch::nameOfWire
 - Adds "explain_bel_status", which should be an exhaustive diagnostic
   of the status of a BEL placement.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-25 17:56:11 -07:00
Keith Rothman
cc4f2b4516 Add some FIXME's around VCC assumption in LUT logic. 
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-25 17:20:13 -07:00
Keith Rothman
bbe1881293 Add targets to generate YAML outputs for DeviceResource files. 
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-25 17:20:13 -07:00
Keith Rothman
91ca5f110b Re-work LUT mapping logic to only put VCC pins when required. 
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-25 17:20:13 -07:00
Keith Rothman
5dda3a14ff Fixup some of the re-mapping logic. 
- Add IDEMPOTENT_CHECK define to perform some expected idempotent
   operations more than once to verify they work as expected.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-25 17:20:13 -07:00
Keith Rothman
77bc2f9130 Add initial handling of local site inverters and constant signals. 
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-25 17:20:09 -07:00
Keith Rothman
5e96740451 [FPGA interchange] Small fix to get_net_type. 
If get_net_type was called before the driver was placed, it could return
the wrong value.

Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-25 17:14:53 -07:00
Keith Rothman
22fb2c1548 Enable counter tests and add RAM tests. 
Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
 2021-03-25 17:14:53 -07:00
gatecat
7b1df27c1a
Merge pull request #648 from YosysHQ/gatecat/nexus-get_pins 
nexus: Add support for get_pins PDC command
 2021-03-25 17:36:21 +00:00
gatecat
c388cebf7f nexus: Add support for get_pins PDC command 
Signed-off-by: gatecat <gatecat@ds0.me>
 2021-03-25 16:39:24 +00:00
gatecat
f233bee970
Merge pull request #628 from acomodi/add-interchange-devices 
fpga_interchange: add more devices
 2021-03-25 16:03:22 +00:00
Alessandro Comodi
c4cb86efe9 gh-actions: use ccache and build tools before running tests 
Signed-off-by: Alessandro Comodi <acomodi@antmicro.com>
 2021-03-25 16:24:52 +01:00
Alessandro Comodi
9f28fa4e75 gh-actions: interchange: multiple jobs, one for each device 
Signed-off-by: Alessandro Comodi <acomodi@antmicro.com>
 2021-03-24 15:37:03 +01:00
Alessandro Comodi
1a774a0526 interchange: examples: remove unused makefiles 
Signed-off-by: Alessandro Comodi <acomodi@antmicro.com>
 2021-03-24 15:37:02 +01:00