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add cells that are in default state or no configuration

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This commit is contained in:
Miodrag Milanovic 2018-07-21 17:38:22 +02:00
parent 7beb4739d4
commit 912a79dc33
1 changed files with 40 additions and 0 deletions
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40
ice40/bitstream.cc
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@ -688,6 +688,46 @@ bool read_asc(Context *ctx, std::istream &in)
IdString name = created->name;
ctx->cells[name] = std::move(created);
ctx->bindBel(bel, name, STRENGTH_WEAK);
// TODO: Add port mapping to nets and assign values of properties
}
}
}
// Add cells that are without change in initial state of configuration
for (auto &net : ctx->nets) {
for (auto w : net.second->wires) {
if (w.second.pip == PipId()) {
WireId wire = w.first;
BelPin belpin = ctx->getBelPinUphill(wire);
if (ctx->checkBelAvail(belpin.bel)) {
if (ctx->getBelType(belpin.bel) == TYPE_ICESTORM_LC) {
std::unique_ptr<CellInfo> created = create_ice_cell(ctx, ctx->id("ICESTORM_LC"));
IdString name = created->name;
ctx->cells[name] = std::move(created);
ctx->bindBel(belpin.bel, name, STRENGTH_WEAK);
// TODO: Add port mapping to nets
}
if (ctx->getBelType(belpin.bel) == TYPE_SB_GB) {
std::unique_ptr<CellInfo> created = create_ice_cell(ctx, ctx->id("SB_GB"));
IdString name = created->name;
ctx->cells[name] = std::move(created);
ctx->bindBel(belpin.bel, name, STRENGTH_WEAK);
// TODO: Add port mapping to nets
}
if (ctx->getBelType(belpin.bel) == TYPE_SB_WARMBOOT) {
std::unique_ptr<CellInfo> created = create_ice_cell(ctx, ctx->id("SB_WARMBOOT"));
IdString name = created->name;
ctx->cells[name] = std::move(created);
ctx->bindBel(belpin.bel, name, STRENGTH_WEAK);
// TODO: Add port mapping to nets
}
if (ctx->getBelType(belpin.bel) == TYPE_ICESTORM_LFOSC) {
std::unique_ptr<CellInfo> created = create_ice_cell(ctx, ctx->id("ICESTORM_LFOSC"));
IdString name = created->name;
ctx->cells[name] = std::move(created);
ctx->bindBel(belpin.bel, name, STRENGTH_WEAK);
// TODO: Add port mapping to nets
}
}
}
}
}