Atmosphere/libraries/libmesosphere/include/mesosphere/kern_k_spin_lock.hpp

75 lines
2.1 KiB
C++

/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours.hpp>
#include "kern_panic.hpp"
#if defined(ATMOSPHERE_ARCH_ARM64)
#include <mesosphere/arch/arm64/kern_k_spin_lock.hpp>
namespace ams::kern {
using ams::kern::arm64::KAlignedSpinLock;
using ams::kern::arm64::KNotAlignedSpinLock;
using ams::kern::arm64::KSpinLock;
}
#else
#error "Unknown architecture for KInterruptManager"
#endif
namespace ams::kern {
class KScopedSpinLock {
private:
KSpinLock *lock_ptr;
public:
explicit ALWAYS_INLINE KScopedSpinLock(KSpinLock *l) : lock_ptr(l) {
this->lock_ptr->Lock();
}
ALWAYS_INLINE ~KScopedSpinLock() {
this->lock_ptr->Unlock();
}
};
class KScopedAlignedSpinLock {
private:
KAlignedSpinLock *lock_ptr;
public:
explicit ALWAYS_INLINE KScopedAlignedSpinLock(KAlignedSpinLock *l) : lock_ptr(l) {
this->lock_ptr->Lock();
}
ALWAYS_INLINE ~KScopedAlignedSpinLock() {
this->lock_ptr->Unlock();
}
};
class KScopedNotAlignedSpinLock {
private:
KNotAlignedSpinLock *lock_ptr;
public:
explicit ALWAYS_INLINE KScopedNotAlignedSpinLock(KNotAlignedSpinLock *l) : lock_ptr(l) {
this->lock_ptr->Lock();
}
ALWAYS_INLINE ~KScopedNotAlignedSpinLock() {
this->lock_ptr->Unlock();
}
};
}