/*
 * Copyright (c) 2024 Athena Systems LLC and Ian Marco Moffett
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the copyright holder nor the names of its
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdlib.h>
#include <iostream>
#include <verilated.h>
#include <verilated_vcd_c.h>
#include "Vpimc.h"
#include "Vpimc___024root.h"

#define MAX_SIM_ITER 100

int main(int argc, char** argv, char** env) {
    Vpimc *pimc = new Vpimc;

    Verilated::traceEverOn(true);
    VerilatedVcdC *m_trace = new VerilatedVcdC;
    pimc->trace(m_trace, 5);
    m_trace->open("waveform.vcd");

    pimc->notify = 1;
    pimc->irq_in = 0b00000010;  /* Pulse IRQ line high */

    for (int i = 0; i < MAX_SIM_ITER; ++i) {
        if (i == 5) {
            pimc->irq_in = 0b00000000;
            pimc->irqack = 1;
        }

        if (i == 10) {
            pimc->irqack = 0;
        }

        pimc->clk ^= 1;
        pimc->eval();
        m_trace->dump(i);
    }

    m_trace->close();
    delete pimc;
    exit(EXIT_SUCCESS);
}