diff options
Diffstat (limited to 'techlibs/intel_alm/synth_intel_alm.cc')
| -rw-r--r-- | techlibs/intel_alm/synth_intel_alm.cc | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/techlibs/intel_alm/synth_intel_alm.cc b/techlibs/intel_alm/synth_intel_alm.cc index 11b6d0525..7c9e3d117 100644 --- a/techlibs/intel_alm/synth_intel_alm.cc +++ b/techlibs/intel_alm/synth_intel_alm.cc @@ -72,13 +72,16 @@ struct SynthIntelALMPass : public ScriptPass { log(" -nodsp\n"); log(" do not map multipliers to MISTRAL_MUL cells\n"); log("\n"); + log(" -noiopad\n"); + log(" do not instantiate IO buffers\n"); + log("\n"); log("The following commands are executed by this synthesis command:\n"); help_script(); log("\n"); } string top_opt, family_opt, bram_type, vout_file; - bool flatten, quartus, nolutram, nobram, dff, nodsp; + bool flatten, quartus, nolutram, nobram, dff, nodsp, noiopad; void clear_flags() override { @@ -92,6 +95,7 @@ struct SynthIntelALMPass : public ScriptPass { nobram = false; dff = false; nodsp = false; + noiopad = false; } void execute(std::vector<std::string> args, RTLIL::Design *design) override @@ -146,6 +150,10 @@ struct SynthIntelALMPass : public ScriptPass { dff = true; continue; } + if (args[argidx] == "-noiopad") { + noiopad = true; + continue; + } break; } extra_args(args, argidx, design); @@ -183,8 +191,8 @@ struct SynthIntelALMPass : public ScriptPass { run(stringf("read_verilog -specify -lib -D %s +/intel_alm/common/dff_sim.v", family_opt.c_str())); run(stringf("read_verilog -specify -lib -D %s +/intel_alm/common/dsp_sim.v", family_opt.c_str())); run(stringf("read_verilog -specify -lib -D %s +/intel_alm/common/mem_sim.v", family_opt.c_str())); + run(stringf("read_verilog -specify -lib -D %s +/intel_alm/common/misc_sim.v", family_opt.c_str())); run(stringf("read_verilog -specify -lib -D %s -icells +/intel_alm/common/abc9_model.v", family_opt.c_str())); - // Misc and common cells run("read_verilog -lib +/intel/common/altpll_bb.v"); run("read_verilog -lib +/intel_alm/common/megafunction_bb.v"); @@ -231,6 +239,8 @@ struct SynthIntelALMPass : public ScriptPass { } } run("alumacc"); + if (!noiopad) + run("iopadmap -bits -outpad MISTRAL_OB I:PAD -inpad MISTRAL_IB O:PAD -toutpad MISTRAL_IO OE:O:PAD -tinoutpad MISTRAL_IO OE:O:I:PAD A:top", "(unless -noiopad)"); run("techmap -map +/intel_alm/common/arith_alm_map.v -map +/intel_alm/common/dsp_map.v"); run("opt"); run("memory -nomap"); |