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* Merge pull request #536 from YosysHQ/dave/disable-default-guiDavid Shah2020-12-083-12/+17
|\ | | | | cmake: Disable building GUI by default
| * cmake: Disable building GUI by defaultDavid Shah2020-12-083-12/+17
|/ | | | | | | This should reduce the number of Qt5-related issues, which often prevent even the basic command line flow from working. Signed-off-by: David Shah <dave@ds0.me>
* Merge pull request #528 from YosysHQ/dave/nexus-lramDavid Shah2020-12-086-16/+167
|\ | | | | nexus: Add basic LRAM support
| * nexus: Fix LRAM pin typesDavid Shah2020-12-072-10/+11
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add support for initialised LRAMDavid Shah2020-12-074-12/+50
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add basic LRAM support (no init)David Shah2020-12-026-4/+116
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
* | ice40: Clarify feedback paths in PLL constraints codeDavid Shah2020-12-031-3/+3
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
* | Merge pull request #530 from YosysHQ/dave/ice40-derive-constrDavid Shah2020-12-031-31/+138
|\ \ | | | | | | ice40: Derive PLL timing constraints
| * | ice40: Derive PLL timing constraintsDavid Shah2020-12-031-31/+138
|/ / | | | | | | Signed-off-by: David Shah <dave@ds0.me>
* | Merge pull request #527 from YosysHQ/dave/nexus-clockingDavid Shah2020-12-025-2/+369
|\| | | | | nexus: Clock constraint and PLL support
| * nexus: Add PLL supportDavid Shah2020-12-024-3/+213
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add support for deriving timing constraints in packerDavid Shah2020-12-021-0/+96
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus/pdc: Parse simple clock constraintsDavid Shah2020-12-021-0/+61
|/ | | | Signed-off-by: David Shah <dave@ds0.me>
* Merge pull request #526 from YosysHQ/dave/router2-timingDavid Shah2020-12-011-2/+17
|\ | | | | router2: Avoid ripup of critical path
| * router2: Avoid ripup of critical pathDavid Shah2020-12-011-2/+17
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
* | Merge pull request #525 from YosysHQ/dave/router2-tweaksDavid Shah2020-12-011-5/+46
|\| | | | | router2: Improve thread safety
| * router2: Make splitting of wires thread-safeDavid Shah2020-12-011-4/+39
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * router2: Add per-thread rngDavid Shah2020-12-011-1/+7
|/ | | | Signed-off-by: David Shah <dave@ds0.me>
* Merge pull request #524 from daveshah1/nextpnr-nexusMiodrag Milanović2020-11-3037-13/+7434
|\ | | | | Upstreaming basic support for Nexus devices
| * nexus: Update docs and CMakeDavid Shah2020-11-304-3/+45
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Fix db integrity checkDavid Shah2020-11-303-19/+8
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add to CIDavid Shah2020-11-303-2/+13
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add post-place LUTFF optimisationDavid Shah2020-11-304-19/+200
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Improve error handling in global routerDavid Shah2020-11-301-0/+8
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Preliminary integration of DSP timing dataDavid Shah2020-11-303-4/+111
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Tweak heuristics to improve routeabilityDavid Shah2020-11-301-2/+2
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Clocked MULTADDSUB36X36 fixDavid Shah2020-11-301-0/+2
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add MULTADDSUB36X36David Shah2020-11-301-4/+21
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add MULTADDSUB18X18 supportDavid Shah2020-11-302-17/+78
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: ACC54 definitionsDavid Shah2020-11-303-0/+77
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add DSP pre-adder supportDavid Shah2020-11-302-2/+23
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Fix DSP signed portsDavid Shah2020-11-301-2/+2
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Larger DSP tweaksDavid Shah2020-11-302-9/+15
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Fix slow routing around DSPsDavid Shah2020-11-302-0/+28
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Fix validity checking when DSPs are usedDavid Shah2020-11-302-3/+10
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Refactor DSP macro splitting to make it more genericDavid Shah2020-11-305-29/+153
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add support for clocked MULT9X9sDavid Shah2020-11-304-0/+57
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Support for unclocked 9x9 multipliesDavid Shah2020-11-305-19/+102
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: More DSP primitive configDavid Shah2020-11-303-1/+67
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Miscellaneous DSP infrastructureDavid Shah2020-11-304-24/+135
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add some infrastructure for DSP packingDavid Shah2020-11-303-5/+163
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Tweak delay heuristicsDavid Shah2020-11-301-2/+4
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * router1: Fix same-source-dest caseDavid Shah2020-11-301-0/+14
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add EBR timing analysisDavid Shah2020-11-302-0/+38
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add LUTRAM and WIDEFN9 timing supportDavid Shah2020-11-303-4/+33
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * timing: Add a few more cell typesDavid Shah2020-11-305-7/+97
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Swap sort order to make some lookups easierDavid Shah2020-11-303-4/+4
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add cell delay lookupDavid Shah2020-11-304-0/+91
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Lookup speed grade and pip delaysDavid Shah2020-11-302-1/+31
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
| * nexus: Add timing structures to BBADavid Shah2020-11-302-2/+50
| | | | | | | | Signed-off-by: David Shah <dave@ds0.me>
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