path: root/src/core/hle/kernel/physical_core.cpp

// Copyright 2020 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.

#include "common/assert.h"
#include "common/logging/log.h"
#include "common/spin_lock.h"
#include "core/arm/arm_interface.h"
#ifdef ARCHITECTURE_x86_64
#include "core/arm/dynarmic/arm_dynarmic_32.h"
#include "core/arm/dynarmic/arm_dynarmic_64.h"
#endif
#include "core/arm/cpu_interrupt_handler.h"
#include "core/arm/exclusive_monitor.h"
#include "core/arm/unicorn/arm_unicorn.h"
#include "core/core.h"
#include "core/hle/kernel/physical_core.h"
#include "core/hle/kernel/scheduler.h"
#include "core/hle/kernel/thread.h"

namespace Kernel {

PhysicalCore::PhysicalCore(Core::System& system, std::size_t id,
                           Core::ExclusiveMonitor& exclusive_monitor,
                           Core::CPUInterruptHandler& interrupt_handler,
                           Core::ARM_Interface& arm_interface32,
                           Core::ARM_Interface& arm_interface64)
    : interrupt_handler{interrupt_handler}, core_index{id}, arm_interface_32{arm_interface32},
      arm_interface_64{arm_interface64} {

    scheduler = std::make_unique<Kernel::Scheduler>(system, core_index);
    guard = std::make_unique<Common::SpinLock>();
}

PhysicalCore::~PhysicalCore() = default;

void PhysicalCore::Run() {
    arm_interface->Run();
}

void PhysicalCore::ClearExclusive() {
    arm_interface->ClearExclusiveState();
}

void PhysicalCore::Step() {
    arm_interface->Step();
}

void PhysicalCore::Idle() {
    interrupt_handler.AwaitInterrupt();
}

void PhysicalCore::Stop() {
    arm_interface->PrepareReschedule();
}

void PhysicalCore::Shutdown() {
    scheduler->Shutdown();
}

void PhysicalCore::SetIs64Bit(bool is_64_bit) {
    if (is_64_bit) {
        arm_interface = &arm_interface_64;
    } else {
        arm_interface = &arm_interface_32;
    }
}

void PhysicalCore::Interrupt() {
    guard->lock();
    interrupt_handler.SetInterrupt(true);
    guard->unlock();
}

void PhysicalCore::ClearInterrupt() {
    guard->lock();
    interrupt_handler.SetInterrupt(false);
    guard->unlock();
}

} // namespace Kernel