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Diffstat (limited to 'machxo2/examples/simple.py')
| -rw-r--r-- | machxo2/examples/simple.py | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/machxo2/examples/simple.py b/machxo2/examples/simple.py deleted file mode 100644 index 9379b505..00000000 --- a/machxo2/examples/simple.py +++ /dev/null @@ -1,77 +0,0 @@ -from simple_config import * - -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): - # Bel port wires - for z in range(N): - ctx.addWire(name="X%dY%dZ%d_CLK" % (x, y, z), type="BEL_CLK", x=x, y=y) - ctx.addWire(name="X%dY%dZ%d_Q" % (x, y, z), type="BEL_Q", x=x, y=y) - ctx.addWire(name="X%dY%dZ%d_F" % (x, y, z), type="BEL_F", x=x, y=y) - for i in range(K): - ctx.addWire(name="X%dY%dZ%d_I%d" % (x, y, z, i), type="BEL_I", x=x, y=y) - # Local wires - for l in range(Wl): - ctx.addWire(name="X%dY%d_LOCAL%d" % (x, y, l), type="LOCAL", x=x, y=y) - # Create bels - 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) - ctx.addBelInput(bel="X%dY%d_IO%d" % (x, y, z), name="I", wire="X%dY%dZ%d_I0" % (x, y, z)) - ctx.addBelInput(bel="X%dY%d_IO%d" % (x, y, z), name="EN", wire="X%dY%dZ%d_I1" % (x, y, z)) - ctx.addBelOutput(bel="X%dY%d_IO%d" % (x, y, z), name="O", wire="X%dY%dZ%d_Q" % (x, y, z)) - else: - for z in range(N): - ctx.addBel(name="X%dY%d_SLICE%d" % (x, y, z), type="GENERIC_SLICE", loc=Loc(x, y, z), gb=False) - ctx.addBelInput(bel="X%dY%d_SLICE%d" % (x, y, z), name="CLK", wire="X%dY%dZ%d_CLK" % (x, y, z)) - for k in range(K): - ctx.addBelInput(bel="X%dY%d_SLICE%d" % (x, y, z), name="I[%d]" % k, wire="X%dY%dZ%d_I%d" % (x, y, z, k)) - ctx.addBelOutput(bel="X%dY%d_SLICE%d" % (x, y, z), name="F", wire="X%dY%dZ%d_F" % (x, y, z)) - ctx.addBelOutput(bel="X%dY%d_SLICE%d" % (x, y, z), name="Q", wire="X%dY%dZ%d_Q" % (x, y, z)) - -for x in range(X): - for y in range(Y): - # Pips driving bel input wires - # Bel input wires are driven by every Si'th local with an offset - def create_input_pips(dst, offset, skip): - for i in range(offset % skip, Wl, skip): - src = "X%dY%d_LOCAL%d" % (x, y, i) - ctx.addPip(name="X%dY%d.%s.%s" % (x, y, src, dst), type="BEL_INPUT", - srcWire=src, dstWire=dst, delay=ctx.getDelayFromNS(0.05), loc=Loc(x, y, 0)) - for z in range(N): - create_input_pips("X%dY%dZ%d_CLK" % (x, y, z), 0, Si) - for k in range(K): - create_input_pips("X%dY%dZ%d_I%d" % (x, y, z, k), k % Si, Si) - - # Pips from bel outputs to locals - def create_output_pips(dst, offset, skip): - for i in range(offset % skip, N, skip): - src = "X%dY%dZ%d_F" % (x, y, i) - ctx.addPip(name="X%dY%d.%s.%s" % (x, y, src, dst), type="BEL_OUTPUT", - srcWire=src, dstWire=dst, delay=ctx.getDelayFromNS(0.05), loc=Loc(x, y, 0)) - src = "X%dY%dZ%d_Q" % (x, y, i) - ctx.addPip(name="X%dY%d.%s.%s" % (x, y, src, dst), type="BEL_OUTPUT", - srcWire=src, dstWire=dst, delay=ctx.getDelayFromNS(0.05), loc=Loc(x, y, 0)) - # Pips from neighbour locals to locals - def create_neighbour_pips(dst, nx, ny, offset, skip): - if nx < 0 or nx >= X or ny < 0 or ny >= Y: - return - for i in range(offset % skip, Wl, skip): - src = "X%dY%d_LOCAL%d" % (nx, ny, i) - ctx.addPip(name="X%dY%d.%s.%s" % (x, y, src, dst), type="NEIGHBOUR", - srcWire=src, dstWire=dst, delay=ctx.getDelayFromNS(0.05), loc=Loc(x, y, 0)) - for l in range(Wl): - dst = "X%dY%d_LOCAL%d" % (x, y, l) - create_output_pips(dst, l % Sq, Sq) - create_neighbour_pips(dst, x-1, y-1, (l + 1) % Sl, Sl) - create_neighbour_pips(dst, x-1, y, (l + 2) % Sl, Sl) - create_neighbour_pips(dst, x-1, y+1, (l + 2) % Sl, Sl) - create_neighbour_pips(dst, x, y-1, (l + 3) % Sl, Sl) - create_neighbour_pips(dst, x, y+1, (l + 4) % Sl, Sl) - create_neighbour_pips(dst, x+1, y-1, (l + 5) % Sl, Sl) - create_neighbour_pips(dst, x+1, y, (l + 6) % Sl, Sl) - create_neighbour_pips(dst, x+1, y+1, (l + 7) % Sl, Sl) |