diff options
Diffstat (limited to 'techlibs/anlogic/synth_anlogic.cc')
| -rw-r--r-- | techlibs/anlogic/synth_anlogic.cc | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/techlibs/anlogic/synth_anlogic.cc b/techlibs/anlogic/synth_anlogic.cc index d7475df86..5da14c26b 100644 --- a/techlibs/anlogic/synth_anlogic.cc +++ b/techlibs/anlogic/synth_anlogic.cc @@ -1,8 +1,8 @@ /* * yosys -- Yosys Open SYnthesis Suite * - * Copyright (C) 2018 Miodrag Milanovic <miodrag@symbioticeda.com> - * Copyright (C) 2018 Clifford Wolf <clifford@clifford.at> + * Copyright (C) 2018 Miodrag Milanovic <micko@yosyshq.com> + * Copyright (C) 2018 Claire Xenia Wolf <claire@yosyshq.com> * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -63,6 +63,9 @@ struct SynthAnlogicPass : public ScriptPass log(" -nolutram\n"); log(" do not use EG_LOGIC_DRAM16X4 cells in output netlist\n"); log("\n"); + log(" -nobram\n"); + log(" do not use EG_PHY_BRAM or EG_PHY_BRAM32K cells in output netlist\n"); + log("\n"); log("\n"); log("The following commands are executed by this synthesis command:\n"); help_script(); @@ -70,7 +73,7 @@ struct SynthAnlogicPass : public ScriptPass } string top_opt, edif_file, json_file; - bool flatten, retime, nolutram; + bool flatten, retime, nolutram, nobram; void clear_flags() override { @@ -80,6 +83,7 @@ struct SynthAnlogicPass : public ScriptPass flatten = true; retime = false; nolutram = false; + nobram = false; } void execute(std::vector<std::string> args, RTLIL::Design *design) override @@ -118,6 +122,10 @@ struct SynthAnlogicPass : public ScriptPass nolutram = true; continue; } + if (args[argidx] == "-nobram") { + nobram = true; + continue; + } if (args[argidx] == "-retime") { retime = true; continue; @@ -158,6 +166,14 @@ struct SynthAnlogicPass : public ScriptPass run("synth -run coarse"); } + if (!nobram && check_label("map_bram", "(skip if -nobram)")) + { + run("memory_bram -rules +/anlogic/brams.txt"); + run("techmap -map +/anlogic/brams_map.v"); + run("setundef -zero -params t:EG_PHY_BRAM"); + run("setundef -zero -params t:EG_PHY_BRAM32K"); + } + if (!nolutram && check_label("map_lutram", "(skip if -nolutram)")) { run("memory_bram -rules +/anlogic/lutrams.txt"); @@ -182,8 +198,8 @@ struct SynthAnlogicPass : public ScriptPass if (check_label("map_ffs")) { + run("dfflegalize -cell $_DFFE_P??P_ r -cell $_SDFFE_P??P_ r -cell $_DLATCH_N??_ r"); run("techmap -D NO_LUT -map +/anlogic/cells_map.v"); - run("dffinit -strinit SET RESET -ff AL_MAP_SEQ q REGSET -noreinit"); run("opt_expr -mux_undef"); run("simplemap"); } @@ -211,6 +227,7 @@ struct SynthAnlogicPass : public ScriptPass run("hierarchy -check"); run("stat"); run("check -noinit"); + run("blackbox =A:whitebox"); } if (check_label("edif")) |