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| author | David Shah <dave@ds0.me> | 2019-04-01 19:13:16 +0100 |
|---|---|---|
| committer | David Shah <dave@ds0.me> | 2019-04-02 15:30:01 +0100 |
| commit | ca918078bfe6c4b1a279c7df7c59fb9de0f9710a (patch) | |
| tree | 21a9f8b013e402a9fff1db0d62a52c24227913e8 /generic/examples/simple.py | |
| parent | 99c3713293f4cc56ab933b952ec522ade7526eb8 (diff) | |
| download | nextpnr-ca918078bfe6c4b1a279c7df7c59fb9de0f9710a.tar.gz nextpnr-ca918078bfe6c4b1a279c7df7c59fb9de0f9710a.tar.bz2 nextpnr-ca918078bfe6c4b1a279c7df7c59fb9de0f9710a.zip | |
generic: Add a simple packer for generic SLICEs and IOBs
Signed-off-by: David Shah <dave@ds0.me>
Diffstat (limited to 'generic/examples/simple.py')
| -rw-r--r-- | generic/examples/simple.py | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/generic/examples/simple.py b/generic/examples/simple.py index da41dc5b..17808fc7 100644 --- a/generic/examples/simple.py +++ b/generic/examples/simple.py @@ -1,3 +1,16 @@ -ctx.addBel(name="SLICE_X1Y1", type="SLICE_LUT4", loc=Loc(1, 1, 0), gb=False) -ctx.addBel(name="IO0_I", type="$nextpnr_ibuf", loc=Loc(0, 0, 0), gb=False) -ctx.addBel(name="IO1_O", type="$nextpnr_obuf", loc=Loc(1, 0, 0), gb=False)
\ No newline at end of file +X = 12 +Y = 12 + +def is_io(x, y): + return x == 0 or x == X-1 or y == 0 or y == Y-1 + + +for x in range(X): + for y in range(Y): + if is_io(x, y): + if x == y: + continue + for z in range(2): + ctx.addBel(name="X%dY%d_IO%d" % (x, y, z), type="GENERIC_IOB", loc=Loc(x, y, z), gb=False) + else: + ctx.addBel(name="X%dY%d_SLICE%d" % (x, y, z), type="GENERIC_SLICE", loc=Loc(x, y, z), gb=False) |