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| author | Miodrag Milanovic <mmicko@gmail.com> | 2018-07-21 17:38:22 +0200 |
|---|---|---|
| committer | Miodrag Milanovic <mmicko@gmail.com> | 2018-07-21 17:38:22 +0200 |
| commit | 912a79dc335901cec79a6551ffacd294c2308fce (patch) | |
| tree | 197c420b1128c52ecd0890f8d424a02e20b331ee /ice40/bitstream.cc | |
| parent | 7beb4739d4fad287d562a7861d3c83458cfa22fc (diff) | |
| download | nextpnr-912a79dc335901cec79a6551ffacd294c2308fce.tar.gz nextpnr-912a79dc335901cec79a6551ffacd294c2308fce.tar.bz2 nextpnr-912a79dc335901cec79a6551ffacd294c2308fce.zip | |
add cells that are in default state or no configuration
Diffstat (limited to 'ice40/bitstream.cc')
| -rw-r--r-- | ice40/bitstream.cc | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/ice40/bitstream.cc b/ice40/bitstream.cc index 37425539..5af29f30 100644 --- a/ice40/bitstream.cc +++ b/ice40/bitstream.cc @@ -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
+ }
+ }
}
}
}
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