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Merge pull request #232 from YosysHQ/err145

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ice40: PLLs can't conflict with themselves
This commit is contained in:
David Shah
2019-02-09 19:31:51 +00:00
committed by GitHub
parent a520b38424 054be887ae
commit 4a2560b0d3
1 changed files with 2 additions and 0 deletions
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2
ice40/pack.cc
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@@ -770,6 +770,8 @@ static void place_plls(Context *ctx)
io_cell->name.c_str(ctx));
if (pll_used_bels.count(found_bel)) {
CellInfo *conflict_cell = pll_used_bels.at(found_bel);
if (conflict_cell == ci)
continue;
log_error("PLL '%s' PACKAGEPIN forces it to BEL %s but BEL is already assigned to PLL '%s'\n",
ci->name.c_str(ctx), ctx->getBelName(found_bel).c_str(ctx), conflict_cell->name.c_str(ctx));
}