diff options
Diffstat (limited to 'ice40/pack.cc')
| -rw-r--r-- | ice40/pack.cc | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/ice40/pack.cc b/ice40/pack.cc index 7e2e389c..f63e14f6 100644 --- a/ice40/pack.cc +++ b/ice40/pack.cc @@ -591,6 +591,38 @@ static void pack_special(Context *ctx) replace_port(ci, ctx->id(pi.name.c_str(ctx)), packed.get(), ctx->id(newname)); } new_cells.push_back(std::move(packed)); + } else if (is_sb_pll40(ctx, ci)) { + std::unique_ptr<CellInfo> packed = + create_ice_cell(ctx, ctx->id("ICESTORM_PLL"), ci->name.str(ctx) + "_PLL"); + packed_cells.insert(ci->name); + for (auto attr : ci->attrs) + packed->attrs[attr.first] = attr.second; + for (auto param : ci->params) + packed->params[param.first] = param.second; + + auto feedback_path = packed->params[ctx->id("FEEDBACK_PATH")]; + packed->params[ctx->id("FEEDBACK_PATH")] = feedback_path == "DELAY" ? "0" : + feedback_path == "SIMPLE" ? "1" : + feedback_path == "PHASE_AND_DELAY" ? "2" : + feedback_path == "EXTERNAL" ? "6" : feedback_path; + packed->params[ctx->id("PLLTYPE")] = std::to_string(sb_pll40_type(ctx, ci)); + + for (auto port : ci->ports) { + PortInfo &pi = port.second; + std::string newname = pi.name.str(ctx); + size_t bpos = newname.find('['); + if (bpos != std::string::npos) { + newname = newname.substr(0, bpos) + "_" + newname.substr(bpos + 1, (newname.size() - bpos) - 2); + } + if (pi.name == ctx->id("PLLOUTCOREA")) + newname = "PLLOUT_A"; + if (pi.name == ctx->id("PLLOUTCOREB")) + newname = "PLLOUT_B"; + if (pi.name == ctx->id("PLLOUTCORE")) + newname = "PLLOUT_A"; + replace_port(ci, ctx->id(pi.name.c_str(ctx)), packed.get(), ctx->id(newname)); + } + new_cells.push_back(std::move(packed)); } } |