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Gowin apicula fix #2055

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merged 2 commits into from
Sep 2, 2024
Merged

Gowin apicula fix #2055

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3da4700
build/gowin/apicula: append _synth_opts with specific requirements ac…
trabucayre Sep 1, 2024
babe233
build/gowin/apicula: only append _packer_opts with known use_xxx (dro…
trabucayre Sep 1, 2024
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8 changes: 7 additions & 1 deletion litex/build/gowin/apicula.py
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,10 @@ def finalize(self):
elif devicename == "GW2AR-18":
devicename = "GW2A-18"

# yosys doesn't know that some variant doesn't have lutram so we tell it
if devicename in ["GW1NS-4"]:
self._synth_opts += " -nolutram"

pnr_opts = "--write {top}_routed.json --top {top} --device {device}" + \
" --vopt family={devicename} --vopt cst={top}.cst"
self._pnr_opts += pnr_opts.format(
Expand All @@ -56,7 +60,9 @@ def finalize(self):
# use_mspi_as_gpio and friends
for option, value in self.options.items():
if option.startswith("use_") and value:
self._packer_opts += " --" + option[4:]
# Not all options are supported and may be just Gowin's software check
if option not in ["use_mode_as_gpio"]:
self._packer_opts += " --" + option[4:]

YosysNextPNRToolchain.finalize(self)

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