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zynq_demo.cc
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zynq_demo.cc
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/*
* Top level of the Zynq cosim example.
*
* Copyright (c) 2014 Xilinx Inc.
* Written by Edgar E. Iglesias
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#define SC_INCLUDE_DYNAMIC_PROCESSES
#include <inttypes.h>
#include <stdio.h>
#include <signal.h>
#include <unistd.h>
#include "systemc.h"
#include "tlm_utils/simple_initiator_socket.h"
#include "tlm_utils/simple_target_socket.h"
#include "tlm_utils/tlm_quantumkeeper.h"
using namespace sc_core;
using namespace sc_dt;
using namespace std;
#include "trace.h"
#include "iconnect.h"
#include "debugdev.h"
#include "xilinx-zynq.h"
#define NR_MASTERS 1
#define NR_DEVICES 1
SC_MODULE(Top)
{
iconnect<NR_MASTERS, NR_DEVICES> *bus;
xilinx_zynq zynq;
debugdev *debug;
sc_signal<bool> rst;
Top(sc_module_name name, const char *sk_descr, sc_time quantum) :
zynq("zynq", sk_descr),
rst("rst")
{
m_qk.set_global_quantum(quantum);
zynq.rst(rst);
bus = new iconnect<NR_MASTERS, NR_DEVICES> ("bus");
debug = new debugdev("debug");
bus->memmap(0x40000000ULL, 0x100 - 1,
ADDRMODE_RELATIVE, -1, debug->socket);
zynq.m_axi_gp[0]->bind(*(bus->t_sk[0]));
/* Connect the PL irqs to the irq_pl_to_ps wires. */
debug->irq(zynq.pl2ps_irq[0]);
/* Tie off any remaining unconnected signals. */
zynq.tie_off();
}
private:
tlm_utils::tlm_quantumkeeper m_qk;
};
void usage(void)
{
cout << "tlm socket-path sync-quantum-ns" << endl;
}
int sc_main(int argc, char* argv[])
{
Top *top;
uint64_t sync_quantum;
sc_trace_file *trace_fp = NULL;
if (argc < 3) {
sync_quantum = 10000;
} else {
sync_quantum = strtoull(argv[2], NULL, 10);
}
sc_set_time_resolution(1, SC_PS);
top = new Top("top", argv[1], sc_time((double) sync_quantum, SC_NS));
if (argc < 3) {
sc_start(1, SC_PS);
sc_stop();
usage();
exit(EXIT_FAILURE);
}
trace_fp = sc_create_vcd_trace_file("trace");
trace(trace_fp, *top, top->name());
/* Pull the reset signal. */
top->rst.write(true);
sc_start(1, SC_US);
top->rst.write(false);
sc_start();
if (trace_fp) {
sc_close_vcd_trace_file(trace_fp);
}
return 0;
}