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Diffstat (limited to 'dev/Kernel/KernelKit/HardwareThreadScheduler.h')
| -rw-r--r-- | dev/Kernel/KernelKit/HardwareThreadScheduler.h | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/dev/Kernel/KernelKit/HardwareThreadScheduler.h b/dev/Kernel/KernelKit/HardwareThreadScheduler.h deleted file mode 100644 index 1866686e..00000000 --- a/dev/Kernel/KernelKit/HardwareThreadScheduler.h +++ /dev/null @@ -1,149 +0,0 @@ -/* ------------------------------------------- - - Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. - -------------------------------------------- */ - -#ifndef __INC_MP_MANAGER_H__ -#define __INC_MP_MANAGER_H__ - -#include <ArchKit/ArchKit.h> -#include <CompilerKit/CompilerKit.h> -#include <NewKit/Ref.h> - -/// @note Last Rev Sun 28 Jul CET 2024 -/// @note Last Rev Thu, Aug 1, 2024 9:07:38 AM - -#define kMaxAPInsideSched (8U) - -namespace NeOS -{ - class HardwareThread; - class HardwareThreadScheduler; - - using ThreadID = UInt32; - - enum ThreadKind - { - kAPInvalid, - kAPSystemReserved, // System reserved thread, well user can't use it - kAPStandard, // user thread, cannot be used by Kernel - kAPRealTime, // fallback thread, cannot be used by user if not clear or - // used by Kernel. - kAPBoot, // The core we booted from, the mama. - kAPCount, - }; - - typedef enum ThreadKind ThreadKind; - typedef ThreadID ThreadID; - - /***********************************************************************************/ - /// - /// \name HardwareThread - /// \brief Abstraction over the CPU's core, used to run processes or threads. - /// - /***********************************************************************************/ - - class HardwareThread final - { - public: - explicit HardwareThread(); - ~HardwareThread(); - - public: - NE_COPY_DEFAULT(HardwareThread) - - public: - operator bool(); - - public: - void Wake(const bool wakeup = false) noexcept; - void Busy(const bool busy = false) noexcept; - - public: - bool Switch(VoidPtr image, Ptr8 stack_ptr, HAL::StackFramePtr frame, const ThreadID& pid); - bool IsWakeup() noexcept; - - public: - HAL::StackFramePtr StackFrame() noexcept; - const ThreadKind& Kind() noexcept; - bool IsBusy() noexcept; - const ThreadID& ID() noexcept; - - private: - HAL::StackFramePtr fStack{nullptr}; - ThreadKind fKind{ThreadKind::kAPStandard}; - ThreadID fID{0}; - ThreadID fPID{0}; - Bool fWakeup{NO}; - Bool fBusy{NO}; - UInt64 fPTime{0}; - - private: - friend class HardwareThreadScheduler; - friend class UserProcessHelper; - }; - - /// - /// \name HardwareThreadScheduler - /// \brief Class to manage the thread scheduling. - /// - - class HardwareThreadScheduler final : public ISchedulable - { - private: - friend class UserProcessHelper; - - public: - explicit HardwareThreadScheduler(); - ~HardwareThreadScheduler(); - NE_COPY_DEFAULT(HardwareThreadScheduler); - - public: - HAL::StackFramePtr Leak() noexcept; - - public: - Ref<HardwareThread*> operator[](const SizeT& idx); - bool operator!() noexcept; - operator bool() noexcept; - - const Bool IsUser() override - { - return Yes; - } - - const Bool IsKernel() override - { - return No; - } - - const Bool HasMP() override - { - return kHandoverHeader->f_HardwareTables.f_MultiProcessingEnabled; - } - - public: - /// @brief Shared instance of the MP Mgr. - /// @return the reference to the mp manager class. - STATIC HardwareThreadScheduler& The(); - - public: - /// @brief Returns the amount of threads present in the system. - /// @returns SizeT the amount of cores present. - SizeT Capacity() noexcept; - - private: - Array<HardwareThread, kMaxAPInsideSched> fThreadList; - ThreadID fCurrentThread{0}; - }; - - /// @brief wakes up thread. - /// wakes up thread from hang. - Void mp_wakeup_thread(HAL::StackFramePtr stack); - - /// @brief makes thread sleep. - /// hooks and hangs thread to prevent code from executing. - Void mp_hang_thread(HAL::StackFramePtr stack); -} // namespace NeOS - -#endif // !__INC_MP_MANAGER_H__ |
