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ice40: do not map FFRAM if explicitly requested otherwise.

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This commit is contained in:
whitequark 2020-01-01 09:48:39 +00:00
parent e0def9e4d9
commit ebee746ad2
2 changed files with 31 additions and 9 deletions
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4
techlibs/ice40/synth_ice40.cc
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@ -304,7 +304,9 @@ struct SynthIce40Pass : public ScriptPass
if (check_label("map_ffram"))
{
run("opt -fast -mux_undef -undriven -fine");
run("memory_map");
run("memory_map -iattr -attr !ram_block -attr !rom_block -attr logic_block "
"-attr syn_ramstyle=auto -attr syn_ramstyle=registers "
"-attr syn_romstyle=auto -attr syn_romstyle=logic");
run("opt -undriven -fine");
}