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* nexus: Refactor cell pin style dbDavid Shah2020-11-301-1/+4
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Tidy up FASM backendDavid Shah2020-11-301-1/+1
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Add IO packingDavid Shah2020-11-301-3/+4
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Initial PDC parser integrationDavid Shah2020-11-301-1/+1
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Lookup of package and IO pinsDavid Shah2020-11-301-0/+11
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Add pin/pad data to bbaDavid Shah2020-11-301-0/+2
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Skeleton of PDC parserDavid Shah2020-11-301-0/+7
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Infrastructure for constant/inv handlingDavid Shah2020-11-301-4/+14
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Packing helper functionsDavid Shah2020-11-301-9/+20
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Rework how constant pins workDavid Shah2020-11-301-8/+33
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Update to planned IO fieldsDavid Shah2020-11-301-15/+39
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Randomise delay to stop router from getting stuckDavid Shah2020-11-301-1/+1
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Bring up to dateDavid Shah2020-11-301-0/+3
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Support Lattice-style parametersDavid Shah2020-11-301-0/+5
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Working on validity checkingDavid Shah2020-11-301-1/+45
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Adding pin definitionsDavid Shah2020-11-301-0/+12
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Globals and naming fixesDavid Shah2020-11-301-3/+3
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Add global networksDavid Shah2020-11-301-2/+3
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Globals implementationDavid Shah2020-11-301-2/+106
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Add global info to BBADavid Shah2020-11-301-8/+42
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Add routing FASM exportDavid Shah2020-11-301-1/+20
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus/arch: Add tile loc flags and package structsDavid Shah2020-11-301-5/+33
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Logic tile validity check functionsDavid Shah2020-11-301-0/+20
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Add mainDavid Shah2020-11-301-4/+1
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Add more placeholder Arch functionsDavid Shah2020-11-301-3/+18
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Implement bel, wire and pip Arch functionsDavid Shah2020-11-301-1/+0
| | | | Signed-off-by: David Shah <dave@ds0.me>
* Add Arch constructorDavid Shah2020-11-301-2/+11
| | | | Signed-off-by: David Shah <dave@ds0.me>
* Implementing some Arch functionsDavid Shah2020-11-301-14/+537
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Add iterator types based on nextpnr-xilinxDavid Shah2020-11-301-39/+332
| | | | Signed-off-by: David Shah <dave@ds0.me>
* nexus: Arch utilitiesDavid Shah2020-11-301-4/+89
| | | | Signed-off-by: David Shah <dave@ds0.me>
* Adding archdefs and bba PODsDavid Shah2020-11-301-0/+172
Signed-off-by: David Shah <dave@ds0.me>