mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-11-23 04:12:02 +00:00
174 lines
6.6 KiB
C++
174 lines
6.6 KiB
C++
/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <mesosphere/kern_common.hpp>
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#include <mesosphere/kern_k_typed_address.hpp>
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#include <mesosphere/kern_select_cpu.hpp>
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#include <mesosphere/kern_k_memory_layout.hpp>
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#include <mesosphere/kern_k_memory_manager.hpp>
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#include <mesosphere/kern_k_scheduler.hpp>
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#include <mesosphere/kern_k_interrupt_task_manager.hpp>
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#include <mesosphere/kern_select_interrupt_manager.hpp>
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#include <mesosphere/kern_select_hardware_timer.hpp>
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#include <mesosphere/kern_k_worker_task_manager.hpp>
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namespace ams::kern {
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class KThread;
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class KHardwareTimer;
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class KResourceLimit;
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class KInterruptManager;
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class KInterruptTaskManager;
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class KScheduler;
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class KMemoryManager;
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class KPageTableManager;
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class KMemoryBlockSlabManager;
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class KBlockInfoManager;
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class KUnsafeMemory;
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#if defined(ATMOSPHERE_ARCH_ARM64)
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namespace arch::arm64 {
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class KSupervisorPageTable;
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}
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using ams::kern::arch::arm64::KSupervisorPageTable;
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#else
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#error "Unknown architecture for KSupervisorPageTable forward declare"
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#endif
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class Kernel {
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public:
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enum class State : u8 {
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Invalid = 0,
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Initializing = 1,
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Initialized = 2,
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};
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static constexpr size_t ApplicationMemoryBlockSlabHeapSize = 20000;
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static constexpr size_t SystemMemoryBlockSlabHeapSize = 10000;
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static constexpr size_t BlockInfoSlabHeapSize = 4000;
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static constexpr size_t ReservedDynamicPageCount = 70;
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private:
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static State s_state;
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static KResourceLimit s_system_resource_limit;
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static KMemoryManager s_memory_manager;
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static KPageTableSlabHeap s_page_table_heap;
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static KMemoryBlockSlabHeap s_app_memory_block_heap;
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static KMemoryBlockSlabHeap s_sys_memory_block_heap;
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static KBlockInfoSlabHeap s_block_info_heap;
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static KPageTableManager s_app_page_table_manager;
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static KPageTableManager s_sys_page_table_manager;
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static KMemoryBlockSlabManager s_app_memory_block_manager;
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static KMemoryBlockSlabManager s_sys_memory_block_manager;
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static KBlockInfoManager s_app_block_info_manager;
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static KBlockInfoManager s_sys_block_info_manager;
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static KSupervisorPageTable s_supervisor_page_table;
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static KUnsafeMemory s_unsafe_memory;
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static KWorkerTaskManager s_worker_task_managers[KWorkerTaskManager::WorkerType_Count];
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static KInterruptManager s_interrupt_manager;
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static KScheduler s_schedulers[cpu::NumCores];
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static KInterruptTaskManager s_interrupt_task_managers[cpu::NumCores];
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static KHardwareTimer s_hardware_timers[cpu::NumCores];
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public:
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static NOINLINE void InitializeCoreLocalRegion(s32 core_id);
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static NOINLINE void InitializeMainAndIdleThreads(s32 core_id);
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static NOINLINE void InitializeResourceManagers(KVirtualAddress address, size_t size);
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static NOINLINE void PrintLayout();
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static ALWAYS_INLINE State GetState() { return s_state; }
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static ALWAYS_INLINE void SetState(State state) { s_state = state; }
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static KThread &GetMainThread(s32 core_id);
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static KThread &GetIdleThread(s32 core_id);
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static ALWAYS_INLINE KScheduler &GetScheduler() {
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return s_schedulers[GetCurrentCoreId()];
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}
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static ALWAYS_INLINE KScheduler &GetScheduler(s32 core_id) {
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return s_schedulers[core_id];
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}
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static ALWAYS_INLINE KInterruptTaskManager &GetInterruptTaskManager() {
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return s_interrupt_task_managers[GetCurrentCoreId()];
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}
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static ALWAYS_INLINE KInterruptManager &GetInterruptManager() {
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return s_interrupt_manager;
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}
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static ALWAYS_INLINE KHardwareTimer &GetHardwareTimer() {
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return s_hardware_timers[GetCurrentCoreId()];
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}
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static ALWAYS_INLINE KHardwareTimer &GetHardwareTimer(s32 core_id) {
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return s_hardware_timers[core_id];
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}
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static ALWAYS_INLINE KResourceLimit &GetSystemResourceLimit() {
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return s_system_resource_limit;
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}
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static ALWAYS_INLINE KMemoryManager &GetMemoryManager() {
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return s_memory_manager;
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}
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static ALWAYS_INLINE KMemoryBlockSlabManager &GetApplicationMemoryBlockManager() {
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return s_app_memory_block_manager;
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}
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static ALWAYS_INLINE KMemoryBlockSlabManager &GetSystemMemoryBlockManager() {
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return s_sys_memory_block_manager;
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}
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static ALWAYS_INLINE KBlockInfoManager &GetApplicationBlockInfoManager() {
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return s_app_block_info_manager;
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}
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static ALWAYS_INLINE KBlockInfoManager &GetSystemBlockInfoManager() {
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return s_sys_block_info_manager;
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}
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static ALWAYS_INLINE KPageTableManager &GetApplicationPageTableManager() {
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return s_app_page_table_manager;
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}
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static ALWAYS_INLINE KPageTableManager &GetSystemPageTableManager() {
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return s_sys_page_table_manager;
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}
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static ALWAYS_INLINE KSupervisorPageTable &GetKernelPageTable() {
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return s_supervisor_page_table;
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}
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static ALWAYS_INLINE KUnsafeMemory &GetUnsafeMemory() {
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return s_unsafe_memory;
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}
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static ALWAYS_INLINE KWorkerTaskManager &GetWorkerTaskManager(KWorkerTaskManager::WorkerType type) {
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MESOSPHERE_ASSERT(type <= KWorkerTaskManager::WorkerType_Count);
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return s_worker_task_managers[type];
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}
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};
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ALWAYS_INLINE KScheduler &GetCurrentScheduler() {
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return Kernel::GetScheduler();
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}
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}
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