source: trunk/platforms/caba-ring-memcache-mipsel/top_wrapper_ring.cpp @ 85

#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_mem_cache.h"
#include "vci_cc_xcache_wrapper.h"
#include "vci_ring_initiator_wrapper.h"
#include "vci_ring_target_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);

        // ring wrapppers
        // Ring p
        soclib::caba::VciRingInitiatorWrapper<vci_param> proc_iwrapper("proc_iwrapper", true,  2, 2, maptabp, IntTab(),0);
        soclib::caba::VciRingTargetWrapper<vci_param> rom_wrapper("rom_wrapper", true, 2, 2, maptabp, IntTab(),0);
        soclib::caba::VciRingTargetWrapper<vci_param> tty_wrapper("tty_wrapper", false, 2, 2, maptabp, IntTab(),1);
        soclib::caba::VciRingTargetWrapper<vci_param> memc_twrapper("memc_twrapper", false, 2, 2, maptabp, IntTab(),2);

        // Ring C
        soclib::caba::VciRingInitiatorWrapper<vci_param> memc_iwrapper("memc_iwrapper", true, 2, 2, maptabc, IntTab(),0);
        soclib::caba::VciRingTargetWrapper<vci_param> proc_twrapper("proc_twrapper", true, 2, 2, maptabc, IntTab(),0);

        // Ring X
        soclib::caba::VciRingInitiatorWrapper<vci_param> memc_ixwrapper("memc_ixwrapper", true, 2, 2, maptabx, IntTab(),0);
        soclib::caba::VciRingTargetWrapper<vci_param> xram_wrapper("xram_wrapper", true, 2, 2, maptabx, IntTab(),0);

        // Ring internal signals
        soclib::caba::RingSignals signal_p[4];
        soclib::caba::RingSignals signal_c[2];
        soclib::caba::RingSignals signal_x[2];

        // 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);

        // Ring p connection
        proc_iwrapper.p_clk(signal_clk);
        proc_iwrapper.p_resetn(signal_resetn);
        proc_iwrapper.p_ring_in(signal_p[0]);
        proc_iwrapper.p_ring_out(signal_p[1]);
        proc_iwrapper.p_vci(signal_vci_ini_proc);

        rom_wrapper.p_clk(signal_clk);
        rom_wrapper.p_resetn(signal_resetn);
        rom_wrapper.p_ring_in(signal_p[1]);
        rom_wrapper.p_ring_out(signal_p[2]);
        rom_wrapper.p_vci(signal_vci_tgt_rom);

        tty_wrapper.p_clk(signal_clk);
        tty_wrapper.p_resetn(signal_resetn);
        tty_wrapper.p_ring_in(signal_p[2]);
        tty_wrapper.p_ring_out(signal_p[3]);
        tty_wrapper.p_vci(signal_vci_tgt_tty);

        memc_twrapper.p_clk(signal_clk);
        memc_twrapper.p_resetn(signal_resetn);
        memc_twrapper.p_ring_in(signal_p[3]);
        memc_twrapper.p_ring_out(signal_p[0]);
        memc_twrapper.p_vci(signal_vci_tgt_memc);
 
        // Ring c connection
        memc_iwrapper.p_clk(signal_clk);
        memc_iwrapper.p_resetn(signal_resetn);
        memc_iwrapper.p_ring_in(signal_c[0]);
        memc_iwrapper.p_ring_out(signal_c[1]);
        memc_iwrapper.p_vci(signal_vci_ini_memc);
 
        proc_twrapper.p_clk(signal_clk);
        proc_twrapper.p_resetn(signal_resetn);
        proc_twrapper.p_ring_in(signal_c[1]);
        proc_twrapper.p_ring_out(signal_c[0]);
        proc_twrapper.p_vci(signal_vci_tgt_proc);

        // Ring x connection
        memc_ixwrapper.p_clk(signal_clk);
        memc_ixwrapper.p_resetn(signal_resetn);
        memc_ixwrapper.p_ring_in(signal_x[0]);
        memc_ixwrapper.p_ring_out(signal_x[1]);
        memc_ixwrapper.p_vci(signal_vci_ixr_memc);

        xram_wrapper.p_clk(signal_clk);
        xram_wrapper.p_resetn(signal_resetn);
        xram_wrapper.p_ring_in(signal_x[1]);
        xram_wrapper.p_ring_out(signal_x[0]);
        xram_wrapper.p_vci(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();
        }

        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;
}