src/dev/x86/ide_ctrl.cc

/*
 * Copyright 2022 Google, Inc.
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 *
 * 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
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 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 */

#include "dev/x86/ide_ctrl.hh"

namespace gem5
{

X86IdeController::X86IdeController(const Params &p) : IdeController(p)
{
    for (int i = 0; i < p.port_int_primary_connection_count; i++) {
        intPrimary.push_back(new IntSourcePin<X86IdeController>(
                    csprintf("%s.int_primary[%d]", name(), i), i, this));
    }
    for (int i = 0; i < p.port_int_secondary_connection_count; i++) {
        intSecondary.push_back(new IntSourcePin<X86IdeController>(
                    csprintf("%s.int_secondary[%d]", name(), i), i, this));
    }
}

void
X86IdeController::postInterrupt(bool is_primary)
{
    auto &pin = is_primary ? intPrimary : intSecondary;
    for (auto *wire: pin)
        wire->raise();
}

void
X86IdeController::clearInterrupt(bool is_primary)
{
    auto &pin = is_primary ? intPrimary : intSecondary;
    for (auto *wire: pin)
        wire->lower();
}

Port &
X86IdeController::getPort(const std::string &if_name, PortID idx)
{
    if (if_name == "int_primary")
        return *intPrimary.at(idx);
    else if (if_name == "int_secondary")
        return *intSecondary.at(idx);
    else
        return IdeController::getPort(if_name, idx);
}

} // namespace gem5