log(" of the tristate driver and the 2nd portname is the internal output\n");
log(" buffering the external signal.\n");
log("\n");
+ log(" -ignore <celltype> <portname>[:<portname>]*\n");
+ log(" Skips mapping inputs/outputs that are already connected to given\n");
+ log(" ports of the given cell. Can be used multiple times. This is in\n");
+ log(" addition to the cells specified as mapping targets.\n");
+ log("\n");
log(" -widthparam <param_name>\n");
log(" Use the specified parameter name to set the port width.\n");
log("\n");
std::string toutpad_celltype, toutpad_portname, toutpad_portname2, toutpad_portname3;
std::string tinoutpad_celltype, tinoutpad_portname, tinoutpad_portname2, tinoutpad_portname3, tinoutpad_portname4;
std::string widthparam, nameparam;
+ pool<pair<IdString, IdString>> ignore;
bool flag_bits = false;
size_t argidx;
split_portname_pair(tinoutpad_portname3, tinoutpad_portname4);
continue;
}
+ if (arg == "-ignore" && argidx+2 < args.size()) {
+ std::string ignore_celltype = args[++argidx];
+ std::string ignore_portname = args[++argidx];
+ std::string ignore_portname2;
+ while (!ignore_portname.empty()) {
+ split_portname_pair(ignore_portname, ignore_portname2);
+ ignore.insert(make_pair(RTLIL::escape_id(ignore_celltype), RTLIL::escape_id(ignore_portname)));
+
+ ignore_portname = ignore_portname2;
+ }
+ continue;
+ }
if (arg == "-widthparam" && argidx+1 < args.size()) {
widthparam = args[++argidx];
continue;
}
extra_args(args, argidx, design);
+ if (!inpad_portname2.empty())
+ ignore.insert(make_pair(RTLIL::escape_id(inpad_celltype), RTLIL::escape_id(inpad_portname2)));
+ if (!outpad_portname2.empty())
+ ignore.insert(make_pair(RTLIL::escape_id(outpad_celltype), RTLIL::escape_id(outpad_portname2)));
+ if (!inoutpad_portname2.empty())
+ ignore.insert(make_pair(RTLIL::escape_id(inoutpad_celltype), RTLIL::escape_id(inoutpad_portname2)));
+ if (!toutpad_portname3.empty())
+ ignore.insert(make_pair(RTLIL::escape_id(toutpad_celltype), RTLIL::escape_id(toutpad_portname3)));
+ if (!tinoutpad_portname4.empty())
+ ignore.insert(make_pair(RTLIL::escape_id(tinoutpad_celltype), RTLIL::escape_id(tinoutpad_portname4)));
+
+ for (auto module : design->modules())
+ if (module->get_blackbox_attribute())
+ for (auto wire : module->wires())
+ if (wire->get_bool_attribute("\\iopad_external_pin"))
+ ignore.insert(make_pair(module->name, wire->name));
+
for (auto module : design->selected_modules())
{
dict<IdString, pool<int>> skip_wires;
SigMap sigmap(module);
for (auto cell : module->cells())
- {
- if (cell->type == RTLIL::escape_id(inpad_celltype) && cell->hasPort(RTLIL::escape_id(inpad_portname2)))
- for (auto bit : sigmap(cell->getPort(RTLIL::escape_id(inpad_portname2))))
- skip_wire_bits.insert(bit);
-
- if (cell->type == RTLIL::escape_id(outpad_celltype) && cell->hasPort(RTLIL::escape_id(outpad_portname2)))
- for (auto bit : sigmap(cell->getPort(RTLIL::escape_id(outpad_portname2))))
+ for (auto port : cell->connections())
+ if (ignore.count(make_pair(cell->type, port.first)))
+ for (auto bit : sigmap(port.second))
skip_wire_bits.insert(bit);
- if (cell->type == RTLIL::escape_id(inoutpad_celltype) && cell->hasPort(RTLIL::escape_id(inoutpad_portname2)))
- for (auto bit : sigmap(cell->getPort(RTLIL::escape_id(inoutpad_portname2))))
- skip_wire_bits.insert(bit);
-
- if (cell->type == RTLIL::escape_id(toutpad_celltype) && cell->hasPort(RTLIL::escape_id(toutpad_portname3)))
- for (auto bit : sigmap(cell->getPort(RTLIL::escape_id(toutpad_portname3))))
- skip_wire_bits.insert(bit);
-
- if (cell->type == RTLIL::escape_id(tinoutpad_celltype) && cell->hasPort(RTLIL::escape_id(tinoutpad_portname4)))
- for (auto bit : sigmap(cell->getPort(RTLIL::escape_id(tinoutpad_portname4))))
- skip_wire_bits.insert(bit);
- }
-
if (!toutpad_celltype.empty() || !tinoutpad_celltype.empty())
{
dict<SigBit, pair<IdString, pool<IdString>>> tbuf_bits;
for (auto cell : module->cells())
if (cell->type == ID($_TBUF_)) {
- SigBit bit = sigmap(cell->getPort("\\Y").as_bit());
+ SigBit bit = sigmap(cell->getPort(ID::Y).as_bit());
tbuf_bits[bit].first = cell->name;
}
if (tbuf_cell == nullptr)
continue;
- SigBit en_sig = tbuf_cell->getPort("\\E").as_bit();
- SigBit data_sig = tbuf_cell->getPort("\\A").as_bit();
+ SigBit en_sig = tbuf_cell->getPort(ID(E)).as_bit();
+ SigBit data_sig = tbuf_cell->getPort(ID::A).as_bit();
if (wire->port_input && !tinoutpad_celltype.empty())
{
cell->setPort(RTLIL::escape_id(tinoutpad_portname2), owire);
cell->setPort(RTLIL::escape_id(tinoutpad_portname3), data_sig);
cell->setPort(RTLIL::escape_id(tinoutpad_portname4), wire_bit);
- cell->attributes["\\keep"] = RTLIL::Const(1);
+ cell->attributes[ID::keep] = RTLIL::Const(1);
for (auto cn : tbuf_cache.second) {
auto c = module->cell(cn);
cell->setPort(RTLIL::escape_id(toutpad_portname), en_sig);
cell->setPort(RTLIL::escape_id(toutpad_portname2), data_sig);
cell->setPort(RTLIL::escape_id(toutpad_portname3), wire_bit);
- cell->attributes["\\keep"] = RTLIL::Const(1);
+ cell->attributes[ID::keep] = RTLIL::Const(1);
for (auto cn : tbuf_cache.second) {
auto c = module->cell(cn);
cell->parameters[RTLIL::escape_id(widthparam)] = RTLIL::Const(1);
if (!nameparam.empty())
cell->parameters[RTLIL::escape_id(nameparam)] = RTLIL::Const(stringf("%s[%d]", RTLIL::id2cstr(wire->name), i));
- cell->attributes["\\keep"] = RTLIL::Const(1);
+ cell->attributes[ID::keep] = RTLIL::Const(1);
}
}
else
cell->parameters[RTLIL::escape_id(widthparam)] = RTLIL::Const(wire->width);
if (!nameparam.empty())
cell->parameters[RTLIL::escape_id(nameparam)] = RTLIL::Const(RTLIL::id2cstr(wire->name));
- cell->attributes["\\keep"] = RTLIL::Const(1);
+ cell->attributes[ID::keep] = RTLIL::Const(1);
}
wire->port_id = 0;