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Export all IO parameters in bitstream

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This commit is contained in:
Miodrag Milanovic 2024-07-15 13:37:40 +02:00
parent 0353c1c1dc
commit 382a570c79
2 changed files with 35 additions and 22 deletions
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56
himbaechel/uarch/ng-ultra/bitstream.cc
View File

@ -189,6 +189,23 @@ struct BitstreamJsonBackend
}
};
template <typename KeyType>
std::string str_or_n_value_lower(const dict<KeyType, Property> &ct, const KeyType &key, std::string def = "N")
{
auto found = ct.find(key);
if (found == ct.end())
return def;
else {
if (!found->second.is_string)
log_error("Expecting string value but got integer %d.\n", int(found->second.intval));
if (found->second.as_string().empty())
return def;
std::string tmp = found->second.as_string();
boost::algorithm::to_lower(tmp);
return tmp;
}
};
template <typename KeyType> std::string extract_bits_or_default(const dict<KeyType, Property> &ct, const KeyType &key, int bits, int def = 0)
{
Property extr = get_or_default(ct, key, Property()).extract(0, bits);
@ -254,29 +271,26 @@ struct BitstreamJsonBackend
void write_iop(CellInfo *cell) {
open_instance(cell, str_or_default(cell->params, ctx->id("iobname"), ""));
//add_config("alias_vhdl", str_or_default(cell->params, ctx->id("alias_vhdl"), ""));
//add_config("alias_vlog", str_or_default(cell->params, ctx->id("alias_vlog"), ""));
//add_config("differential", str_or_n_value(cell->params, ctx->id("differential"), "N"));
add_config("drive", str_or_default(cell->params, ctx->id("drive"), "2mA"));
//add_config("dynDrive", str_or_n_value(cell->params, ctx->id("dynDrive"), "N"));
//add_config("dynInput", str_or_n_value(cell->params, ctx->id("dynInput"), "N"));
//add_config("dynTerm", str_or_n_value(cell->params, ctx->id("dynTerm"), "N"));
//add_config("extra", int_or_default(cell->params, ctx->id("extra"), 2));
//add_config("inputDelayLine", str_or_default(cell->params, ctx->id("inputDelayLine"), ""));
//add_config("inputDelayOn", str_or_n_value(cell->params, ctx->id("inputDelayOn"), "N"));
//add_config("inputSignalSlope", str_or_default(cell->params, ctx->id("inputSignalSlope"), ""));
add_config("location", str_or_default(cell->params, ctx->id("location"), ""));
//add_config("locked", bool_or_default(cell->params, ctx->id("locked"), false));
//add_config("outputCapacity", str_or_default(cell->params, ctx->id("outputCapacity"), ""));
//add_config("outputDelayLine", str_or_default(cell->params, ctx->id("outputDelayLine"), ""));
//add_config("outputDelayOn", str_or_n_value(cell->params, ctx->id("outputDelayOn"), "N"));
//add_config("slewRate", str_or_default(cell->params, ctx->id("slewRate"), ""));
add_config("differential", str_or_n_value_lower(cell->params, ctx->id("differential"), "false"));
add_config("slewRate", str_or_default(cell->params, ctx->id("slewRate"), "Medium"));
add_config("turbo", str_or_n_value_lower(cell->params, ctx->id("turbo"), "false"));
add_config("weakTermination", str_or_n_value(cell->params, ctx->id("weakTermination"), "PullUp"));
add_config("inputDelayLine", str_or_default(cell->params, ctx->id("inputDelayLine"), "0"));
add_config("outputDelayLine", str_or_default(cell->params, ctx->id("outputDelayLine"), "0"));
add_config("inputSignalSlope", str_or_default(cell->params, ctx->id("inputSignalSlope"), "0"));
add_config("outputCapacity", str_or_default(cell->params, ctx->id("outputCapacity"), "0"));
add_config("standard", str_or_default(cell->params, ctx->id("standard"), "LVCMOS"));
//add_config("termination", str_or_n_value(cell->params, ctx->id("termination"), "N"));
//add_config("terminationReference", str_or_n_value(cell->params, ctx->id("terminationReference"), "N"));
//add_config("turbo", str_or_n_value(cell->params, ctx->id("turbo"), "N"));
//add_config("weakTermination", str_or_n_value(cell->params, ctx->id("weakTermination"), "N"));
add_config("drive", str_or_default(cell->params, ctx->id("drive"), "2mA"));
add_config("inputDelayOn", str_or_n_value_lower(cell->params, ctx->id("inputDelayOn"), "false"));
add_config("outputDelayOn", str_or_n_value_lower(cell->params, ctx->id("outputDelayOn"), "false"));
add_config("dynDrive", str_or_n_value_lower(cell->params, ctx->id("dynDrive"), "false"));
add_config("dynInput", str_or_n_value_lower(cell->params, ctx->id("dynInput"), "false"));
add_config("dynTerm", str_or_n_value_lower(cell->params, ctx->id("dynTerm"), "false"));
if (cell->type.in(id_OTP, id_ITP, id_IOTP)) {
add_config("termination", str_or_n_value(cell->params, ctx->id("termination"), "0"));
add_config("terminationReference", str_or_n_value(cell->params, ctx->id("terminationReference"), "VT"));
}
close_instance();
std::string tile_name = uarch->tile_name(cell->bel.tile);
std::string bank = tile_name.substr(0, tile_name.rfind(':'));

1
himbaechel/uarch/ng-ultra/pack.cc
View File

@ -515,7 +515,6 @@ void NgUltraPacker::pack_iobs(void)
new_type = id_IOTP;
if (ci.type==id_NX_IOB_O) new_type = id_OTP;
if (ci.type==id_NX_IOB_I) new_type = id_ITP;
log_error("JSON import currently does not support IOs with termination input.\n");
} else {
if (ci.type==id_NX_IOB_O) new_type = id_OP;
if (ci.type==id_NX_IOB_I) new_type = id_IP;