diff options
Diffstat (limited to 'techlibs/greenpak4/synth_greenpak4.cc')
-rw-r--r-- | techlibs/greenpak4/synth_greenpak4.cc | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/techlibs/greenpak4/synth_greenpak4.cc b/techlibs/greenpak4/synth_greenpak4.cc index 10e2a149..b91d5273 100644 --- a/techlibs/greenpak4/synth_greenpak4.cc +++ b/techlibs/greenpak4/synth_greenpak4.cc @@ -29,13 +29,15 @@ struct SynthGreenPAK4Pass : public ScriptPass { SynthGreenPAK4Pass() : ScriptPass("synth_greenpak4", "synthesis for GreenPAK4 FPGAs") { } - virtual void help() YS_OVERRIDE + void help() YS_OVERRIDE { // |---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---|---v---| log("\n"); log(" synth_greenpak4 [options]\n"); log("\n"); log("This command runs synthesis for GreenPAK4 FPGAs. This work is experimental.\n"); + log("It is intended to be used with https://github.com/azonenberg/openfpga as the\n"); + log("place-and-route.\n"); log("\n"); log(" -top <module>\n"); log(" use the specified module as top module (default='top')\n"); @@ -68,7 +70,7 @@ struct SynthGreenPAK4Pass : public ScriptPass string top_opt, part, json_file; bool flatten, retime; - virtual void clear_flags() YS_OVERRIDE + void clear_flags() YS_OVERRIDE { top_opt = "-auto-top"; part = "SLG46621V"; @@ -77,7 +79,7 @@ struct SynthGreenPAK4Pass : public ScriptPass retime = false; } - virtual void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE + void execute(std::vector<std::string> args, RTLIL::Design *design) YS_OVERRIDE { string run_from, run_to; clear_flags(); @@ -131,7 +133,7 @@ struct SynthGreenPAK4Pass : public ScriptPass log_pop(); } - virtual void script() YS_OVERRIDE + void script() YS_OVERRIDE { if (check_label("begin")) { @@ -153,12 +155,13 @@ struct SynthGreenPAK4Pass : public ScriptPass if (check_label("fine")) { - run("greenpak4_counters"); + run("extract_counter -pout GP_DCMP,GP_DAC -maxwidth 14"); run("clean"); run("opt -fast -mux_undef -undriven -fine"); run("memory_map"); run("opt -undriven -fine"); run("techmap"); + run("techmap -map +/greenpak4/cells_latch.v"); run("dfflibmap -prepare -liberty +/greenpak4/gp_dff.lib"); run("opt -fast"); if (retime || help_mode) @@ -201,8 +204,6 @@ struct SynthGreenPAK4Pass : public ScriptPass if (!json_file.empty() || help_mode) run(stringf("write_json %s", help_mode ? "<file-name>" : json_file.c_str())); } - - log_pop(); } } SynthGreenPAK4Pass; |