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analogdevices: Adding RBRAM2 and -tech

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This commit is contained in:
Krystine Sherwin 2025-10-11 12:06:35 +13:00
parent 804360442d
commit e7cc402b92
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4 changed files with 119 additions and 26 deletions
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28
techlibs/analogdevices/synth_analogdevices.cc
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@ -48,6 +48,13 @@ struct SynthAnalogDevicesPass : public ScriptPass
log(" -top <module>\n");
log(" use the specified module as top module\n");
log("\n");
log(" -tech <tech>\n");
log(" run synthesis for the specified ADI technology process\n");
log(" currently only affects the type of BRAM used.\n");
log(" supported values:\n");
log(" - t40lp (RBRAM)\n");
log(" - t16ffc (RBRAM2, default)\n");
log("\n");
log(" -edif <file>\n");
log(" write the design to the specified edif file. writing of an output file\n");
log(" is omitted if this parameter is not specified.\n");
@ -107,7 +114,7 @@ struct SynthAnalogDevicesPass : public ScriptPass
log("\n");
}
std::string top_opt, edif_file, json_file;
std::string top_opt, edif_file, json_file, tech;
bool flatten, retime, noiopad, noclkbuf, nobram, nolutram, nosrl, nocarry, nowidelut, nodsp;
bool abc9, dff;
bool flatten_before_abc;
@ -118,6 +125,7 @@ struct SynthAnalogDevicesPass : public ScriptPass
{
top_opt = "-auto-top";
edif_file.clear();
tech = "t16ffc";
flatten = true;
retime = false;
noiopad = false;
@ -147,6 +155,10 @@ struct SynthAnalogDevicesPass : public ScriptPass
top_opt = "-top " + args[++argidx];
continue;
}
if (args[argidx] == "-tech" && argidx+1 < args.size()) {
tech = args[++argidx];
continue;
}
if (args[argidx] == "-edif" && argidx+1 < args.size()) {
edif_file = args[++argidx];
continue;
@ -231,6 +243,9 @@ struct SynthAnalogDevicesPass : public ScriptPass
}
extra_args(args, argidx, design);
if (!(tech == "t16ffc" || tech == "t40lp"))
log_cmd_error("Invalid ADI -tech setting: '%s'.\n", tech);
if (widemux != 0 && widemux < 2)
log_cmd_error("-widemux value must be 0 or >= 2.\n");
@ -334,8 +349,8 @@ struct SynthAnalogDevicesPass : public ScriptPass
if (check_label("map_memory")) {
std::string params = "";
std::string lutrams_map = "+/analogdevices/lutrams_<family>_map.v";
std::string brams_map = "+/analogdevices/brams_<family>_map.v";
std::string lutrams_map = "+/analogdevices/lutrams_map.v";
std::string brams_map = "+/analogdevices/brams_map.v";
if (help_mode) {
params = " [...]";
} else {
@ -344,6 +359,13 @@ struct SynthAnalogDevicesPass : public ScriptPass
lutrams_map = "+/analogdevices/lutrams_map.v";
params += " -lib +/analogdevices/brams.txt";
brams_map = "+/analogdevices/brams_map.v";
if (tech == "t16ffc") {
params += " -D IS_T16FFC";
brams_map += " -D IS_T16FFC";
} else if (tech == "t40lp") {
params += " -D IS_T40LP";
brams_map += " -D IS_T40LP";
}
if (nolutram)
params += " -no-auto-distributed";
if (nobram)