mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-12-05 07:49:09 +00:00
159 lines
5.9 KiB
C++
159 lines
5.9 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 <mesosphere/kern_common.hpp>
|
|
#include <mesosphere/kern_k_typed_address.hpp>
|
|
#include <mesosphere/kern_select_cpu.hpp>
|
|
#include <mesosphere/kern_k_memory_layout.hpp>
|
|
#include <mesosphere/kern_k_memory_manager.hpp>
|
|
#include <mesosphere/kern_k_core_local_region.hpp>
|
|
#include <mesosphere/kern_k_worker_task_manager.hpp>
|
|
|
|
namespace ams::kern {
|
|
|
|
class KThread;
|
|
class KHardwareTimer;
|
|
class KResourceLimit;
|
|
class KInterruptManager;
|
|
class KInterruptTaskManager;
|
|
class KScheduler;
|
|
class KMemoryManager;
|
|
class KPageTableManager;
|
|
class KMemoryBlockSlabManager;
|
|
class KBlockInfoManager;
|
|
class KSynchronization;
|
|
class KUnsafeMemory;
|
|
|
|
|
|
|
|
#if defined(ATMOSPHERE_ARCH_ARM64)
|
|
|
|
namespace arch::arm64 {
|
|
class KSupervisorPageTable;
|
|
}
|
|
using ams::kern::arch::arm64::KSupervisorPageTable;
|
|
|
|
#else
|
|
|
|
#error "Unknown architecture for KSupervisorPageTable forward declare"
|
|
|
|
#endif
|
|
|
|
class Kernel {
|
|
public:
|
|
enum class State : u8 {
|
|
Invalid = 0,
|
|
Initializing = 1,
|
|
Initialized = 2,
|
|
};
|
|
|
|
static constexpr size_t ApplicationMemoryBlockSlabHeapSize = 20000;
|
|
static constexpr size_t SystemMemoryBlockSlabHeapSize = 10000;
|
|
static constexpr size_t BlockInfoSlabHeapSize = 4000;
|
|
private:
|
|
static State s_state;
|
|
static KResourceLimit s_system_resource_limit;
|
|
static KMemoryManager s_memory_manager;
|
|
static KPageTableManager s_page_table_manager;
|
|
static KMemoryBlockSlabManager s_app_memory_block_manager;
|
|
static KMemoryBlockSlabManager s_sys_memory_block_manager;
|
|
static KBlockInfoManager s_block_info_manager;
|
|
static KSupervisorPageTable s_supervisor_page_table;
|
|
static KSynchronization s_synchronization;
|
|
static KUnsafeMemory s_unsafe_memory;
|
|
static KWorkerTaskManager s_worker_task_managers[KWorkerTaskManager::WorkerType_Count];
|
|
private:
|
|
static ALWAYS_INLINE KCoreLocalContext &GetCoreLocalContext() {
|
|
return reinterpret_cast<KCoreLocalRegion *>(cpu::GetCoreLocalRegionAddress())->current.context;
|
|
}
|
|
static ALWAYS_INLINE KCoreLocalContext &GetCoreLocalContext(s32 core_id) {
|
|
return reinterpret_cast<KCoreLocalRegion *>(cpu::GetCoreLocalRegionAddress())->absolute[core_id].context;
|
|
}
|
|
public:
|
|
static NOINLINE void InitializeCoreLocalRegion(s32 core_id);
|
|
static NOINLINE void InitializeMainAndIdleThreads(s32 core_id);
|
|
static NOINLINE void InitializeResourceManagers(KVirtualAddress address, size_t size);
|
|
static NOINLINE void PrintLayout();
|
|
|
|
static ALWAYS_INLINE State GetState() { return s_state; }
|
|
static ALWAYS_INLINE void SetState(State state) { s_state = state; }
|
|
|
|
static KThread &GetMainThread(s32 core_id);
|
|
static KThread &GetIdleThread(s32 core_id);
|
|
|
|
static ALWAYS_INLINE KScheduler &GetScheduler() {
|
|
return GetCoreLocalContext().scheduler;
|
|
}
|
|
|
|
static ALWAYS_INLINE KScheduler &GetScheduler(s32 core_id) {
|
|
return GetCoreLocalContext(core_id).scheduler;
|
|
}
|
|
|
|
static ALWAYS_INLINE KInterruptTaskManager &GetInterruptTaskManager() {
|
|
return GetCoreLocalContext().interrupt_task_manager;
|
|
}
|
|
|
|
static ALWAYS_INLINE KInterruptManager &GetInterruptManager() {
|
|
return GetCoreLocalContext().interrupt_manager;
|
|
}
|
|
|
|
static ALWAYS_INLINE KHardwareTimer &GetHardwareTimer() {
|
|
return GetCoreLocalContext().hardware_timer;
|
|
}
|
|
|
|
static ALWAYS_INLINE KResourceLimit &GetSystemResourceLimit() {
|
|
return s_system_resource_limit;
|
|
}
|
|
|
|
static ALWAYS_INLINE KMemoryManager &GetMemoryManager() {
|
|
return s_memory_manager;
|
|
}
|
|
|
|
static ALWAYS_INLINE KMemoryBlockSlabManager &GetApplicationMemoryBlockManager() {
|
|
return s_app_memory_block_manager;
|
|
}
|
|
|
|
static ALWAYS_INLINE KMemoryBlockSlabManager &GetSystemMemoryBlockManager() {
|
|
return s_sys_memory_block_manager;
|
|
}
|
|
|
|
static ALWAYS_INLINE KBlockInfoManager &GetBlockInfoManager() {
|
|
return s_block_info_manager;
|
|
}
|
|
|
|
static ALWAYS_INLINE KPageTableManager &GetPageTableManager() {
|
|
return s_page_table_manager;
|
|
}
|
|
|
|
static ALWAYS_INLINE KSupervisorPageTable &GetKernelPageTable() {
|
|
return s_supervisor_page_table;
|
|
}
|
|
|
|
static ALWAYS_INLINE KSynchronization &GetSynchronization() {
|
|
return s_synchronization;
|
|
}
|
|
|
|
static ALWAYS_INLINE KUnsafeMemory &GetUnsafeMemory() {
|
|
return s_unsafe_memory;
|
|
}
|
|
|
|
static ALWAYS_INLINE KWorkerTaskManager &GetWorkerTaskManager(KWorkerTaskManager::WorkerType type) {
|
|
MESOSPHERE_ASSERT(type <= KWorkerTaskManager::WorkerType_Count);
|
|
return s_worker_task_managers[type];
|
|
}
|
|
};
|
|
|
|
}
|