source: trunk/platforms/caba-ring-memcache-mipsel/top_ring.cpp @ 31

#include <systemc>
#include <sys/time.h>
#include <iostream>
#include <cstdlib>
#include <cstdarg>

#include "mapping_table.h"
#include "mips.h"
#include "ississ2.h"
#include "iss_simhelper.h"
#include "vci_simple_ram.h"
#include "vci_multi_tty.h"
#include "vci_simple_ring_network.h"
#include "vci_mem_cache.h"
#include "vci_cc_xcache_wrapper.h"


//#define SOCVIEW 1

#ifdef USE_GDB_SERVER
#include "iss/gdbserver.h"
#endif

#include "segmentation.h"

int _main(int argc, char *argv[])
{
        using namespace sc_core;
        // Avoid repeating these everywhere
        using soclib::common::IntTab;
        using soclib::common::Segment;

        // Define VCI parameters
        typedef soclib::caba::VciParams<4,8,32,1,1,1,8,4,4,1> vci_param;
        typedef soclib::common::IssIss2<soclib::common::IssSimhelper<soclib::common::MipsElIss> > proc_iss;

        // Mapping table

        soclib::common::MappingTable maptabp(32, IntTab(8), IntTab(8), 0x00300000);

        maptabp.add(Segment("reset", RESET_BASE, RESET_SIZE, IntTab(0), true));
        maptabp.add(Segment("excep", EXCEP_BASE, EXCEP_SIZE, IntTab(0), true));
        maptabp.add(Segment("tty"  , TTY_BASE  , TTY_SIZE  , IntTab(1), false));
        maptabp.add(Segment("mc_r" , MC_R_BASE , MC_R_SIZE , IntTab(2), false, true, IntTab(0)));
        maptabp.add(Segment("mc_m" , MC_M_BASE , MC_M_SIZE , IntTab(2), true ));

        std::cout << maptabp << std::endl;

        soclib::common::MappingTable maptabc(32, IntTab(8), IntTab(8), 0x00300000);
        maptabc.add(Segment("proc" , PROC0_BASE , PROC_SIZE , IntTab(0), false, true, IntTab(0)));
        std::cout << maptabc << std::endl;

        soclib::common::MappingTable maptabx(32, IntTab(8), IntTab(8), 0x00300000);
        maptabx.add(Segment("xram" , MC_M_BASE , MC_M_SIZE , IntTab(0), false));

        std::cout << maptabx << std::endl;

        // Signals

        sc_clock        signal_clk("clk");
        sc_signal<bool> signal_resetn("resetn");
   
        sc_signal<bool> signal_proc_it0("proc_it0"); 
        sc_signal<bool> signal_proc_it1("proc_it1"); 
        sc_signal<bool> signal_proc_it2("proc_it2"); 
        sc_signal<bool> signal_proc_it3("proc_it3"); 
        sc_signal<bool> signal_proc_it4("proc_it4"); 
        sc_signal<bool> signal_proc_it5("proc_it5");

        soclib::caba::VciSignals<vci_param> signal_vci_ini_proc("vci_ini_proc");
        soclib::caba::VciSignals<vci_param> signal_vci_tgt_proc("vci_tgt_proc");

        soclib::caba::VciSignals<vci_param> signal_vci_tgt_tty("vci_tgt_tty");

        soclib::caba::VciSignals<vci_param> signal_vci_tgt_rom("vci_tgt_rom");

        soclib::caba::VciSignals<vci_param> signal_vci_tgt_xram("vci_tgt_xram");

        soclib::caba::VciSignals<vci_param> signal_vci_ixr_memc("vci_ixr_memc");
        soclib::caba::VciSignals<vci_param> signal_vci_ini_memc("vci_ini_memc");
        soclib::caba::VciSignals<vci_param> signal_vci_tgt_memc("vci_tgt_memc");

        sc_signal<bool> signal_tty_irq("signal_tty_irq"); 

        // Components
        // VCI ports indexation : 3 intiateurs et 5 cibles

        // INIT0 : proc_ini
        // INIT1 : memc_ini
        // INIT2 : memc_ixr

        // TGT 0 : rom_tgt
        // TGT 1 : tty_tgt
        // TGT 2 : xram_tgt
        // TGT 3 : memc_tgt
        // TGT 4 : proc_tgt

        soclib::common::Loader loader("soft/bin.soft");

        soclib::caba::VciCcXcacheWrapper<vci_param, proc_iss > 
        proc("proc", 0, maptabp,maptabc,IntTab(0),IntTab(0),4,64,16,4,64,16,CLEANUP_OFFSET);

        soclib::caba::VciSimpleRam<vci_param> 
        rom("rom", IntTab(0), maptabp, loader);

        soclib::caba::VciSimpleRam<vci_param> 
        xram("xram",IntTab(0),maptabx, loader);

        soclib::caba::VciMemCache<vci_param> 
        memc("memc",maptabp,maptabc,maptabx,IntTab(0),IntTab(0),IntTab(2),16,256,16);
        
        soclib::caba::VciMultiTty<vci_param> 
        tty("tty",IntTab(1),maptabp,"tty",NULL);

        soclib::caba::VciSimpleRingNetwork<vci_param> 
        ringp("ringp",maptabp, IntTab(), 2, 2, 1, 3);

        soclib::caba::VciSimpleRingNetwork<vci_param> 
        ringc("ringc",maptabc, IntTab(), 2, 2, 1, 1);

        soclib::caba::VciSimpleRingNetwork<vci_param> 
        ringx("ringx",maptabx, IntTab(), 2, 2, 1, 1);

        // Net-List
 
        proc.p_clk(signal_clk);  
        proc.p_resetn(signal_resetn);  
        proc.p_irq[0](signal_proc_it0); 
        proc.p_irq[1](signal_proc_it1); 
        proc.p_irq[2](signal_proc_it2); 
        proc.p_irq[3](signal_proc_it3); 
        proc.p_irq[4](signal_proc_it4); 
        proc.p_irq[5](signal_proc_it5); 
        proc.p_vci_ini(signal_vci_ini_proc);
        proc.p_vci_tgt(signal_vci_tgt_proc);

        rom.p_clk(signal_clk);
        rom.p_resetn(signal_resetn);
        rom.p_vci(signal_vci_tgt_rom);

        tty.p_clk(signal_clk);
        tty.p_resetn(signal_resetn);
        tty.p_vci(signal_vci_tgt_tty);
        tty.p_irq[0](signal_tty_irq); 

        memc.p_clk(signal_clk);
        memc.p_resetn(signal_resetn);
        memc.p_vci_tgt(signal_vci_tgt_memc);    
        memc.p_vci_ini(signal_vci_ini_memc);
        memc.p_vci_ixr(signal_vci_ixr_memc);

        xram.p_clk(signal_clk);
        xram.p_resetn(signal_resetn);
        xram.p_vci(signal_vci_tgt_xram);        

        ringp.p_clk(signal_clk);
        ringp.p_resetn(signal_resetn);

        ringc.p_clk(signal_clk);
        ringc.p_resetn(signal_resetn);

        ringx.p_clk(signal_clk);
        ringx.p_resetn(signal_resetn);

        ringp.p_to_initiator[0](signal_vci_ini_proc);

        ringc.p_to_initiator[0](signal_vci_ini_memc);

        ringx.p_to_initiator[0](signal_vci_ixr_memc);


        ringp.p_to_target[0](signal_vci_tgt_rom);
        ringp.p_to_target[1](signal_vci_tgt_tty);
        ringp.p_to_target[2](signal_vci_tgt_memc);

        ringc.p_to_target[0](signal_vci_tgt_proc);

        ringx.p_to_target[0](signal_vci_tgt_xram);

        int ncycles;

#ifndef SOCVIEW
        if (argc == 2) {
                ncycles = std::atoi(argv[1]);
        } else {
                std::cerr
                        << std::endl
                        << "The number of simulation cycles must "
                           "be defined in the command line"
                        << std::endl;
                exit(1);
        }

        sc_start(sc_core::sc_time(0, SC_NS));
        signal_resetn = false;

        sc_start(sc_core::sc_time(1, SC_NS));
        signal_resetn = true;

        for (int i = 0; i < ncycles ; i+=1000) {
                sc_start(sc_core::sc_time(1000, SC_NS));
                //proc.print_stats();
                //memc.print_stats();
        }

        //------------- stats
        //ringp.t_initiator_wrapper[0]->print_charge();
        //fprintf(stdout, " tot flits  : %d\n", ringp.t_initiator_wrapper[0]->get_tot_cmd_flits());
        
        float p = 100 * (float) (ringp.t_initiator_wrapper[0]->get_tot_cmd_flits()) / 
                          ringp.t_initiator_wrapper[0]->get_tot_cycles();  
        std::cout << " charge réseau P : " << p << std::endl;
        //--------------------
        std::cout << "Hit ENTER to end simulation" << std::endl;

        char buf[1];

        std::cin.getline(buf,1);
        return EXIT_SUCCESS;
#else
        ncycles = 1;
        sc_start(sc_core::sc_time(0, SC_NS));
        signal_resetn = false;
        sc_start(sc_core::sc_time(1, SC_NS));
        signal_resetn = true;

        debug();
        return EXIT_SUCCESS;
#endif
}

int sc_main (int argc, char *argv[])
{
        try {
                return _main(argc, argv);
        } catch (std::exception &e) {
                std::cout << e.what() << std::endl;
        } catch (...) {
                std::cout << "Unknown exception occured" << std::endl;
                throw;
        }
        return 1;
}