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support bram initialisation

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This commit is contained in:
Pepijn de Vos 2019-09-05 17:25:51 +02:00
parent 7a43be5e43
commit 47374a495d
5 changed files with 25 additions and 3 deletions
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8
techlibs/gowin/brams_init.py Executable file
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#!/usr/bin/env python3
with open("techlibs/gowin/bram_init_16.vh", "w") as f:
for i in range(0, 0x40):
low = i << 8
hi = ((i+1) << 8)-1
snippet = "INIT[%d:%d]" % (hi, low)
print(".INIT_RAM_%02X({%s})," % (i, snippet), file=f)