15 lines
669 B
Python
15 lines
669 B
Python
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#!/usr/bin/env python3
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def write_init_vh(filename, initbits):
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with open(filename, "w") as f:
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for i in range(16):
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print("localparam [255:0] INIT_%X = {" % i, file=f)
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for k in range(32):
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print(" %s%s" % (", ".join(["INIT[%4d]" % initbits[i*256 + 255 - k*8 - l] for l in range(8)]), "," if k != 31 else ""), file=f)
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print("};", file=f);
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write_init_vh("techlibs/ice40/brams_init1.vh", [i//2 + 2048*(i%2) for i in range(4096)])
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write_init_vh("techlibs/ice40/brams_init2.vh", [i//4 + 1024*(i%4) for i in range(4096)])
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write_init_vh("techlibs/ice40/brams_init3.vh", [i//8 + 512*(i%8) for i in range(4096)])
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