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| author | David Shah <davey1576@gmail.com> | 2019-04-19 17:40:55 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-04-19 17:40:55 +0100 |
| commit | 5344bc3b65f4e06f983db781e9a82d30b3f1512b (patch) | |
| tree | 5f794074ccc963a9dbf756558e34a8eba0d5fa26 /generic/examples/bitstream.py | |
| parent | 0be844e6a8d0a36a50815ec5331fd7480dd20db6 (diff) | |
| parent | 87a24460813b9f52189323352554a1c352836ee2 (diff) | |
| download | nextpnr-5344bc3b65f4e06f983db781e9a82d30b3f1512b.tar.gz nextpnr-5344bc3b65f4e06f983db781e9a82d30b3f1512b.tar.bz2 nextpnr-5344bc3b65f4e06f983db781e9a82d30b3f1512b.zip | |
Merge pull request #261 from YosysHQ/pygeneric
Python API for generic architecture
Diffstat (limited to 'generic/examples/bitstream.py')
| -rw-r--r-- | generic/examples/bitstream.py | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/generic/examples/bitstream.py b/generic/examples/bitstream.py new file mode 100644 index 00000000..1ab94f0c --- /dev/null +++ b/generic/examples/bitstream.py @@ -0,0 +1,17 @@ +from write_fasm import * +from simple_config import K + +# Need to tell FASM generator how to write parameters +# (celltype, parameter) -> ParameterConfig +param_map = { + ("GENERIC_SLICE", "K"): ParameterConfig(write=False), + ("GENERIC_SLICE", "INIT"): ParameterConfig(write=True, numeric=True, width=2**K), + ("GENERIC_SLICE", "FF_USED"): ParameterConfig(write=True, numeric=True, width=1), + + ("GENERIC_IOB", "INPUT_USED"): ParameterConfig(write=True, numeric=True, width=1), + ("GENERIC_IOB", "OUTPUT_USED"): ParameterConfig(write=True, numeric=True, width=1), + ("GENERIC_IOB", "ENABLE_USED"): ParameterConfig(write=True, numeric=True, width=1), +} + +with open("blinky.fasm", "w") as f: + write_fasm(ctx, param_map, f)
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