Commit Graph

95 Commits

Author SHA1 Message Date
David Shah 160045a058 nexus: Fix validity checking when DSPs are used
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:28 +00:00
David Shah 8c1f25cf31 timing: Add a few more cell types
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:28 +00:00
David Shah 6457b4ca7b nexus: Swap sort order to make some lookups easier
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:28 +00:00
David Shah fa9194e3e2 nexus: Add cell delay lookup
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:28 +00:00
David Shah 963fd175ad nexus: Lookup speed grade and pip delays
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:28 +00:00
David Shah 4e5ad7feac nexus: Add timing structures to BBA
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:28 +00:00
David Shah 0a59cbb8ce nexus: Use dedicated Vcc routing for OXIDE_COMB pins
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:28 +00:00
David Shah f8dca82a71 nexus: Basic support for differential IO types
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:28 +00:00
David Shah e8e6316f88 nexus: EBR fixes
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah dfd6b6e39e nexus: Add a simple global routing pass
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah c80144b7f0 nexus: Generate FASM files that can be used standalone
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 9affda5626 nexus: Build and embed chipdb automatically
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah da1e3c8612 nexus: Add constant/inversion packing
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 1bb509897c nexus: More pin styles and FASM pinmux gen
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 0eb5c72cc5 nexus: Refactor cell pin style db
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 7f03f4d896 nexus: Tidy up FASM backend
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah df3866a800 nexus: Add IO packing
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 69b449c875 nexus: Initial PDC parser integration
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 12013b4c1f nexus: Lookup of package and IO pins
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah e2de234ef1 nexus: Add pin/pad data to bba
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah e203bd3a2b nexus: Skeleton of PDC parser
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 0a1afe1f79 nexus: Infrastructure for constant/inv handling
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 2f822a3b79 nexus: Packing helper functions
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 46536773f4 nexus: Rework how constant pins work
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah acb4cf9ead nexus: Update to planned IO fields
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 75040cdbdf nexus: Randomise delay to stop router from getting stuck
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 2b13b24cbe nexus: Bring up to date
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah a586bfc290 nexus: Support Lattice-style parameters
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 84d5426242 nexus: Working on validity checking
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 887d7c717b nexus: Adding pin definitions
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 46010f33ad nexus: Globals and naming fixes
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 44f98c545b nexus: Add global networks
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 140baf7037 nexus: Globals implementation
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 3c8a740374 nexus: Add global info to BBA
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah eb15463406 nexus: Add routing FASM export
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 8e53b35fcc nexus/arch: Add tile loc flags and package structs
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 871f3c66bc nexus: Logic tile validity check functions
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 1e940323b0 nexus: Add main
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 259659c838 nexus: Add more placeholder Arch functions
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 65a59e9dcc nexus: Implement bel, wire and pip Arch functions
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah ae1a486520 Add Arch constructor
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 35de36dd59 Implementing some Arch functions
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah c7f00b4760 nexus: Add iterator types based on nextpnr-xilinx
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 60c6510b3b nexus: Arch utilities
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00
David Shah 54e0ef9cf7 Adding archdefs and bba PODs
Signed-off-by: David Shah <dave@ds0.me>
2020-11-30 08:45:27 +00:00