diff options
Diffstat (limited to 'dev/kernel/KernelKit')
43 files changed, 0 insertions, 3722 deletions
diff --git a/dev/kernel/KernelKit/BinaryMutex.h b/dev/kernel/KernelKit/BinaryMutex.h deleted file mode 100644 index 5431ab72..00000000 --- a/dev/kernel/KernelKit/BinaryMutex.h +++ /dev/null @@ -1,39 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <CompilerKit/CompilerKit.h> -#include <KernelKit/Timer.h> -#include <NeKit/Defines.h> - -namespace Kernel { -class USER_PROCESS; - -/// @brief Access control class, which locks a task until one is done. -class BinaryMutex final { - public: - explicit BinaryMutex() = default; - ~BinaryMutex() = default; - - public: - bool IsLocked() const; - bool Unlock() noexcept; - - public: - BOOL WaitForProcess(const UInt32& sec) noexcept; - - public: - bool Lock(USER_PROCESS* process); - bool LockAndWait(USER_PROCESS* process, TimerInterface* timer); - - public: - NE_COPY_DEFAULT(BinaryMutex) - - private: - USER_PROCESS* fLockingProcess{nullptr}; -}; -} // namespace Kernel diff --git a/dev/kernel/KernelKit/CodeMgr.h b/dev/kernel/KernelKit/CodeMgr.h deleted file mode 100644 index e537b26d..00000000 --- a/dev/kernel/KernelKit/CodeMgr.h +++ /dev/null @@ -1,49 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - - File: CodeMgr.h - Purpose: Code Mgr. - - Revision History: - - 30/01/24: Added file (amlel) - 3/8/24: Add UPP struct. - -======================================== */ - -#pragma once - -#include <KernelKit/CoreProcessScheduler.h> -#include <KernelKit/IPEFDylibObject.h> -#include <KernelKit/PE32CodeMgr.h> -#include <KernelKit/PEFCodeMgr.h> - -/// @file CodeMgr.h -/// @brief Code Manager header file. -/// @author Amlal El Mahrouss (amlal@nekernel.org) - -namespace Kernel { -/// @brief Main process entrypoint. -typedef void (*rtl_main_kind)(void); - -/// @brief C++ Constructor entrypoint. -typedef void (*rtl_cxx_ctor_kind)(void); - -/// @brief C++ Destructor entrypoint. -typedef void (*rtl_cxx_dtor_kind)(void); - -/// @brief Executes a new process from a function. Kernel code only. -/// @note This sets up a new stack, anything on the main function that calls the Kernel will not be -/// accessible. -/// @param main the start of the process. -/// @return The team's process id. -BOOL rtl_create_kernel_task(HAL::StackFramePtr main, const KID kid) noexcept; - -/// @brief Executes a new process from a function. User code only. -/// @note This sets up a new stack, anything on the main function that calls the Kernel will not be -/// accessible. -/// @param main the start of the process. -/// @return The team's process id. -ProcessID rtl_create_user_process(rtl_main_kind main, const Char* process_name) noexcept; -} // namespace Kernel diff --git a/dev/kernel/KernelKit/CoreProcessScheduler.h b/dev/kernel/KernelKit/CoreProcessScheduler.h deleted file mode 100644 index 54a0614a..00000000 --- a/dev/kernel/KernelKit/CoreProcessScheduler.h +++ /dev/null @@ -1,273 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <NeKit/Defines.h> -#include <NeKit/ErrorOr.h> - -/// @file CoreProcessScheduler.h -/// @brief Core Process Scheduler header file. -/// @author Amlal El Mahrouss (amlal@nekernel.org) - -#define kSchedMinMicroTime (AffinityKind::kStandard) -#define kSchedInvalidPID (-1) -#define kSchedProcessLimitPerTeam (32U) -#define kSchedTeamCount (256U) - -#define kSchedMaxMemoryLimit (gib_cast(128)) /* max physical memory limit */ -#define kSchedMaxStackSz (kib_cast(8)) /* maximum stack size */ - -#define kSchedNameLen (128U) - -EXTERN_C void sched_idle_task(void); - -namespace Kernel { -class USER_PROCESS; -class KERNEL_TASK; -class KernelTaskScheduler; -class UserProcessScheduler; -class UserProcessTeam; - -template <typename T> -struct PROCESS_HEAP_TREE; - -template <typename T> -struct PROCESS_SPECIAL_TREE; - -template <typename T> -struct PROCESS_FILE_TREE; - -enum { - kInvalidTreeKind = 0U, - kRedTreeKind = 100U, - kBlackTreeKind = 101U, - kTreeKindCount = 3U, -}; - -template <typename T> -struct PROCESS_HEAP_TREE { - static constexpr auto kHeap = true; - static constexpr auto kFile = false; - static constexpr auto kSpecial = false; - - T Entry{nullptr}; - SizeT EntrySize{0UL}; - SizeT EntryPad{0UL}; - - UInt32 Color{kBlackTreeKind}; - - struct PROCESS_HEAP_TREE<T>* Parent { - nullptr - }; - struct PROCESS_HEAP_TREE<T>* Child { - nullptr - }; - - struct PROCESS_HEAP_TREE<T>* Prev { - nullptr - }; - struct PROCESS_HEAP_TREE<T>* Next { - nullptr - }; -}; - -template <typename T> -struct PROCESS_FILE_TREE { - static constexpr auto kHeap = false; - static constexpr auto kFile = true; - static constexpr auto kSpecial = false; - - T Entry{nullptr}; - SizeT EntrySize{0UL}; - SizeT EntryPad{0UL}; - - UInt32 Color{kBlackTreeKind}; - - struct PROCESS_FILE_TREE<T>* Parent { - nullptr - }; - - struct PROCESS_FILE_TREE<T>* Child { - nullptr - }; - - struct PROCESS_FILE_TREE<T>* Prev { - nullptr - }; - - struct PROCESS_FILE_TREE<T>* Next { - nullptr - }; -}; - -using ProcessCtx = UInt32; - -template <typename T> -struct PROCESS_SPECIAL_TREE { - static constexpr auto kHeap = false; - static constexpr auto kFile = false; - static constexpr auto kSpecial = true; - - T Entry{nullptr}; - SizeT EntrySize{0UL}; - SizeT EntryPad{0UL}; - - /// @brief a context is where the resource comes from. - ProcessCtx EntryContext{0UL}; // could be a socket, printer, device... - - UInt32 Color{kBlackTreeKind}; - - struct PROCESS_SPECIAL_TREE<T>* Parent { - nullptr - }; - - struct PROCESS_SPECIAL_TREE<T>* Child { - nullptr - }; - - struct PROCESS_SPECIAL_TREE<T>* Prev { - nullptr - }; - - struct PROCESS_SPECIAL_TREE<T>* Next { - nullptr - }; -}; - -/***********************************************************************************/ -/// @brief Subsystem enum type. -/***********************************************************************************/ - -enum class ProcessSubsystem : Int32 { - kProcessSubsystemSecurity = 100, - kProcessSubsystemUser, - kProcessSubsystemService, - kProcessSubsystemDriver, - kProcessSubsystemKernel, - kProcessSubsystemCount = kProcessSubsystemKernel - kProcessSubsystemSecurity + 1, - kProcessSubsystemInvalid = 0xFFFFFFF, -}; - -/***********************************************************************************/ -//! @brief Local Process status enum. -/***********************************************************************************/ -enum class ProcessStatusKind : Int32 { - kInvalid = 0, - kStarting = 100, - kRunning, - kKilled, - kFrozen, - kFinished, - kCount = kFinished - kStarting + 1, -}; - -/***********************************************************************************/ -//! @brief Affinity is the amount of nano-seconds this process is going to run. -/***********************************************************************************/ -enum class AffinityKind : Int32 { - kInvalid = 0, - kRealTime = 100, - kVeryHigh = 150, - kHigh = 200, - kStandard = 1000, - kLowUsage = 1500, - kVeryLowUsage = 2000, -}; - -/***********************************************************************************/ -//! Operators for AffinityKind -/***********************************************************************************/ - -inline bool operator<(AffinityKind lhs, AffinityKind rhs) { - Int32 lhs_int = static_cast<Int32>(lhs); - Int32 rhs_int = static_cast<Int32>(rhs); - - return lhs_int < rhs_int; -} - -inline bool operator>(AffinityKind lhs, AffinityKind rhs) { - Int32 lhs_int = static_cast<Int32>(lhs); - Int32 rhs_int = static_cast<Int32>(rhs); - - return lhs_int > rhs_int; -} - -inline bool operator<=(AffinityKind lhs, AffinityKind rhs) { - Int32 lhs_int = static_cast<Int>(lhs); - Int32 rhs_int = static_cast<Int32>(rhs); - - return lhs_int <= rhs_int; -} - -inline bool operator>=(AffinityKind lhs, AffinityKind rhs) { - Int32 lhs_int = static_cast<Int32>(lhs); - Int32 rhs_int = static_cast<Int32>(rhs); - - return lhs_int >= rhs_int; -} - -using PTime = UInt64; -using ProcessTime = PTime; - -/***********************************************************************************/ -//! @brief Local Process Identifier type. -/***********************************************************************************/ -using ProcessID = Int64; - -/***********************************************************************************/ -/// @note For User manager, tells where we run the code. -/***********************************************************************************/ -enum class ProcessLevelRing : Int32 { - kRingStdUser = 1, - kRingSuperUser = 2, - kRingGuestUser = 5, - kRingCount = 3, -}; - -/***********************************************************************************/ -/// @brief Helper type to describe a code image. -/***********************************************************************************/ -using ImagePtr = VoidPtr; - -/***********************************************************************************/ -/// @brief Helper class to contain a process's image and blob. -/***********************************************************************************/ -struct ProcessImage final { - explicit ProcessImage() = default; - - private: - friend USER_PROCESS; - friend KERNEL_TASK; - - friend UserProcessScheduler; - friend KernelTaskScheduler; - - ImagePtr fCode{}; - ImagePtr fBlob{}; - - public: - Bool HasCode() const { return this->fCode != nullptr; } - - Bool HasImage() const { return this->fBlob != nullptr; } - - ErrorOr<ImagePtr> LeakImage() { - if (this->fCode) { - return ErrorOr<ImagePtr>{this->fCode}; - } - - return ErrorOr<ImagePtr>{kErrorInvalidData}; - } - - ErrorOr<ImagePtr> LeakBlob() { - if (this->fBlob) { - return ErrorOr<ImagePtr>{this->fBlob}; - } - - return ErrorOr<ImagePtr>{kErrorInvalidData}; - } -}; -} // namespace Kernel diff --git a/dev/kernel/KernelKit/DebugOutput.h b/dev/kernel/KernelKit/DebugOutput.h deleted file mode 100644 index 3f9b5125..00000000 --- a/dev/kernel/KernelKit/DebugOutput.h +++ /dev/null @@ -1,207 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <CompilerKit/CompilerKit.h> -#include <KernelKit/DeviceMgr.h> -#include <NeKit/OwnPtr.h> -#include <NeKit/Stream.h> -#include <NeKit/Utils.h> - -namespace Kernel { -class TerminalDevice; -class DTraceDevice; -class NeTraceDevice; -class Utf8TerminalDevice; - -inline TerminalDevice end_line(); -inline TerminalDevice number(const Long& x); -inline TerminalDevice hex_number(const Long& x); - -// @brief Emulates a VT100 terminal. -class TerminalDevice final NE_DEVICE<const Char*> { - public: - TerminalDevice(void (*print)(DeviceInterface*, const Char*), - void (*gets)(DeviceInterface*, const Char*)) - : DeviceInterface<const Char*>(print, gets) {} - - ~TerminalDevice() override; - - /// @brief returns device name (terminal name) - /// @return string type (const Char*) - const Char* Name() const override { return ("TerminalDevice"); } - - NE_COPY_DEFAULT(TerminalDevice) - - STATIC TerminalDevice The() noexcept; -}; - -class Utf8TerminalDevice final NE_DEVICE<const Utf8Char*> { - public: - Utf8TerminalDevice(void (*print)(DeviceInterface*, const Utf8Char*), - void (*gets)(DeviceInterface*, const Utf8Char*)) - : DeviceInterface<const Utf8Char*>(print, gets) {} - - ~Utf8TerminalDevice() override; - - /// @brief returns device name (terminal name) - /// @return string type (const Char*) - const Char* Name() const override { return ("Utf8TerminalDevice"); } - - NE_COPY_DEFAULT(Utf8TerminalDevice) - - STATIC Utf8TerminalDevice The() noexcept; -}; - -inline TerminalDevice end_line() { - TerminalDevice self = TerminalDevice::The(); - - self.operator<<("\r"); - return self; -} - -inline Utf8TerminalDevice utf_end_line() { - Utf8TerminalDevice self = Utf8TerminalDevice::The(); - - self.operator<<(u8"\r"); - return self; -} - -inline TerminalDevice carriage_return() { - TerminalDevice self = TerminalDevice::The(); - - self.operator<<("\r"); - return self; -} - -inline TerminalDevice tabulate() { - TerminalDevice self = TerminalDevice::The(); - - self.operator<<("\t"); - return self; -} - -/// @brief emulate a terminal bell, like the VT100 does. -inline TerminalDevice bell() { - TerminalDevice self = TerminalDevice::The(); - - self.operator<<("\a"); - return self; -} - -namespace Detail { - inline TerminalDevice _write_number(const Long& x, TerminalDevice& term) { - UInt64 y = (x > 0 ? x : -x) / 10; - UInt64 h = (x > 0 ? x : -x) % 10; - - if (y) _write_number(y, term); - - /* fail if the number is not base-10 */ - if (h > 10) { - _write_number('?', term); - return term; - } - - if (y == ~0UL) y = -y; - - const Char kNumbers[11] = "0123456789"; - - Char buf[2]; - buf[0] = kNumbers[h]; - buf[1] = 0; - - term.operator<<(buf); - return term; - } - - inline TerminalDevice _write_number_hex(const Long& x, TerminalDevice& term) { - UInt64 y = (x > 0 ? x : -x) / 16; - UInt64 h = (x > 0 ? x : -x) % 16; - - if (y) _write_number_hex(y, term); - - /* fail if the hex number is not base-16 */ - if (h > 16) { - _write_number_hex('?', term); - return term; - } - - if (y == ~0UL) y = -y; - - const Char kNumbers[17] = "0123456789ABCDEF"; - - Char buf[2]; - buf[0] = kNumbers[h]; - buf[1] = 0; - - term.operator<<(buf); - return term; - } -} // namespace Detail - -inline TerminalDevice hex_number(const Long& x) { - TerminalDevice self = TerminalDevice::The(); - - self << "0x"; - Detail::_write_number_hex(x, self); - - return self; -} - -inline TerminalDevice number(const Long& x) { - TerminalDevice self = TerminalDevice::The(); - - Detail::_write_number(x, self); - - return self; -} - -inline TerminalDevice get_console_in(Char* buf) { - TerminalDevice self = TerminalDevice::The(); - - self >> buf; - - return self; -} - -inline constexpr auto kDebugPort = 51820; -inline constexpr auto kDebugMagic = "VMK1.0.0;"; -inline constexpr auto kDebugVersion = 0x0100; - -inline constexpr SizeT kDebugCmdLen = 256U; - -typedef Char rt_debug_cmd[kDebugCmdLen]; - -inline TerminalDevice& operator<<(TerminalDevice& src, const Long& num) { - src = number(num); - return src; -} -} // namespace Kernel - -#ifdef kout -#undef kout -#endif // ifdef kout - -#define kout TerminalDevice::The() - -#ifdef kendl -#undef kendl -#endif // ifdef kendl - -#define kendl end_line() - -#ifdef kout8 -#undef kout8 -#endif // ifdef kout8 - -#define kout8 Utf8TerminalDevice::The() - -#ifdef kendl8 -#undef kendl8 -#endif // ifdef kendl8 - -#define kendl8 utf_end_line() diff --git a/dev/kernel/KernelKit/Defines.h b/dev/kernel/KernelKit/Defines.h deleted file mode 100644 index e88441d2..00000000 --- a/dev/kernel/KernelKit/Defines.h +++ /dev/null @@ -1,19 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <NeKit/Defines.h> - -#define KERNELKIT_VERSION "0.0.1-kernelkit" -#define KERNELKIT_VERSION_BCD 0x0001 - -namespace Kernel { -class UserProcessScheduler; -class IDylibObject; -class USER_PROCESS; -class KERNEL_TASK; -} // namespace Kernel
\ No newline at end of file diff --git a/dev/kernel/KernelKit/DeviceMgr.h b/dev/kernel/KernelKit/DeviceMgr.h deleted file mode 100644 index 1dbad161..00000000 --- a/dev/kernel/KernelKit/DeviceMgr.h +++ /dev/null @@ -1,129 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -/* ======================================== - - Revision History: - - 31/01/24: Add kDeviceCnt (amlel) - 15/11/24: Add NE_DEVICE macro, to inherit from device object. - - ======================================== */ - -#pragma once - -/* @note Device Mgr. */ -/* @file KernelKit/DeviceMgr.h */ -/* @brief Device abstraction and I/O buffer. */ - -#include <NeKit/ErrorOr.h> -#include <NeKit/Ref.h> - -#define kDeviceMgrRootDirPath "/devices/" - -#define NE_DEVICE : public ::Kernel::DeviceInterface - -// Last Rev: Wed, May 27, 2025 6:22 PM - -namespace Kernel { -template <typename T> -class DeviceInterface; - -template <typename T> -class IOBuf; - -/***********************************************************************************/ -/// @brief Device contract interface, represents an HW device. -/***********************************************************************************/ -template <typename T> -class DeviceInterface { - public: - DeviceInterface() = default; - - explicit DeviceInterface(void (*Out)(DeviceInterface<T>*, T), void (*In)(DeviceInterface<T>*, T)) - : fOut(Out), fIn(In) {} - - virtual ~DeviceInterface() = default; - - public: - DeviceInterface& operator=(const DeviceInterface<T>&) = default; - DeviceInterface(const DeviceInterface<T>&) = default; - - public: - virtual DeviceInterface<T>& operator<<(T Data) { - fOut(this, Data); - return *this; - } - - virtual DeviceInterface<T>& operator>>(T Data) { - fIn(this, Data); - return *this; - } - - virtual const char* Name() const { return "/devices/null"; } - - operator bool() { return fOut && fIn; } - - Bool operator!() { return !fOut || !fIn; } - - protected: - Void (*fOut)(DeviceInterface<T>*, T Data) = {nullptr}; - Void (*fIn)(DeviceInterface<T>*, T Data) = {nullptr}; -}; - -/// -/// @brief Input Output abstract class. -/// Used mainly to communicate between OS to hardware. -/// -template <typename T> -class IOBuf final { - public: - explicit IOBuf(T dma_addr) : fData(dma_addr) { - // At least pass something valid when instancating this struct. - MUST_PASS(fData); - } - - IOBuf& operator=(const IOBuf<T>&) = default; - IOBuf(const IOBuf<T>&) = default; - - ~IOBuf() = default; - - public: - template <typename R> - R operator->() const { - return fData; - } - - template <typename R> - R& operator[](Size index) const { - return fData[index]; - } - - private: - T fData; -}; - -///! @brief Device enum types. -enum { - kDeviceTypeInvalid = 0, - kDeviceTypeIDE = 100, - kDeviceTypeEthernet, - kDeviceTypeWiFi, - kDeviceTypeFW, - kDeviceTypeBT, - kDeviceTypeRS232, - kDeviceTypeSCSI, - kDeviceTypeAHCI, - kDeviceTypeMBCI, - kDeviceTypeATA, - kDeviceTypeUSB, - kDeviceTypeAPM, // Adv. Pwr. Mgmt. - kDeviceTypePCI, - kDeviceTypeVGA, - kDeviceTypeGPU, - kDeviceTypeCount, -}; -} // namespace Kernel diff --git a/dev/kernel/KernelKit/DriveMgr.h b/dev/kernel/KernelKit/DriveMgr.h deleted file mode 100644 index daf93b89..00000000 --- a/dev/kernel/KernelKit/DriveMgr.h +++ /dev/null @@ -1,175 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#ifndef INC_DRIVE_MANAGER_H -#define INC_DRIVE_MANAGER_H - -/// @file DriveMgr.h -/// @brief Drive Manager. -/// @author Amlal El Mahrouss (amlal@nekernel.org) - -#include <CompilerKit/CompilerKit.h> -#include <KernelKit/DebugOutput.h> -#include <KernelKit/DeviceMgr.h> -#include <KernelKit/KPC.h> -#include <KernelKit/ProcessScheduler.h> -#include <NeKit/Defines.h> -#include <NeKit/KString.h> -#include <NeKit/Ref.h> - -#define kDriveMaxCount (4U) -#define kDriveSectorSz (512U) -#define kDriveInvalidID (-1) -#define kDriveNameLen (32) - -#define drv_sector_cnt(SIZE, SECTOR_SZ) (((SIZE) + (SECTOR_SZ)) / (SECTOR_SZ)) - -#define kDriveHiddenPrefix '~' - -namespace Kernel { -enum { - kInvalidDrive = -1, - - /// Storage types, combine with flags. - kBlockDevice = 0xAD, - kMassStorageDrive = 0xDA, - kFloppyDrive = 0xCD, - kOpticalDrive = 0xDC, // CD-ROM/DVD-ROM/Blu-Ray - kTapeDrive = 0xD7, - - /// Storage flags, combine with types. - kReadOnlyDrive = 0x10, // Read only drive - kEPMDrive = 0x11, // Explicit Partition Map. - kVEPMDrive = 0x12, // ESP w/ EPM partition. - kMBRDrive = 0x13, // PC classic partition scheme - kGPTDrive = 0x14, // PC new partition scheme - kUnformattedDrive = 0x15, - kStorageCount = 9, -}; - -/// @brief Media drive trait type. -struct DriveTrait final { - Char fName[kDriveNameLen] = "/media/null"; // /System, /boot, //./Devices/USB... - UInt32 fKind{}; // fMassStorage, fFloppy, fOpticalDrive. - UInt32 fFlags{}; // fReadOnly, fEPMDrive... - - /// @brief Packet drive (StorageKit compilant.) - struct DrivePacket final { - VoidPtr fPacketContent{nullptr}; //! packet body. - Char fPacketMime[kDriveNameLen] = "*/*"; //! identify what we're sending. - SizeT fPacketSize{0UL}; //! packet size - UInt32 fPacketCRC32{0UL}; //! sanity crc, in case if good is set to false - Boolean fPacketGood{YES}; - Lba fPacketLba{0UL}; - Boolean fPacketReadOnly{NO}; - } fPacket; - - Lba fLbaStart{0}, fLbaEnd{0}; - SizeT fSectorSz{kDriveSectorSz}; - - Void (*fInput)(DrivePacket& packet){nullptr}; - Void (*fOutput)(DrivePacket& packet){nullptr}; - Void (*fVerify)(DrivePacket& packet){nullptr}; - Void (*fInit)(DrivePacket& packet){nullptr}; - const Char* (*fProtocol)(Void){nullptr}; -}; - -namespace Probe { - Void io_detect_drive(DriveTrait& trait); -} - -///! drive as a device. -typedef DriveTrait* DriveTraitPtr; - -/** - * @brief Mounted drives interface. - * @note This class has all of it's drive set to nullptr, allocate them using - * GetAddressOf(index). - */ -class IMountpoint final { - public: - explicit IMountpoint() = default; - ~IMountpoint() = default; - - NE_COPY_DEFAULT(IMountpoint) - - public: - DriveTrait& A() { return mA; } - - DriveTrait& B() { return mB; } - - DriveTrait& C() { return mC; } - - DriveTrait& D() { return mD; } - - enum { - kDriveIndexA = 0, - kDriveIndexB, - kDriveIndexC, - kDriveIndexD, - kDriveIndexInvalid, - }; - - DriveTraitPtr GetAddressOf(const Int32& index) { - err_local_get() = kErrorSuccess; - - switch (index) { - case kDriveIndexA: - return &mA; - case kDriveIndexB: - return &mB; - case kDriveIndexC: - return &mC; - case kDriveIndexD: - return &mD; - default: { - err_local_get() = kErrorNoSuchDisk; - kout << "No such disc letter.\n"; - - break; - } - } - - return nullptr; - } - - private: - DriveTrait mA, mB, mC, mD; -}; - -/// @brief Unimplemented drive. -/// @param pckt the packet to read. -/// @return -Void io_drv_unimplemented(DriveTrait::DrivePacket* pckt) noexcept; - -/// @brief Gets the drive kind (ATA, SCSI, AHCI...) -/// @param void none. -/// @return the drive kind (ATA, Flash, NVM) -const Char* io_drv_kind(Void); - -/// @brief Makes a new drive. -/// @return the new drive as a trait. -DriveTrait io_construct_blank_drive(Void) noexcept; - -/// @brief Fetches the main drive. -/// @param trait the new drive as a trait. -Void io_construct_main_drive(DriveTrait& trait) noexcept; - -/// @brief Fetches the main drive. -/// @return the new drive as a trait. -/// @deprecated use io_construct_main_drive(DriveTrait& trait) instead. -DriveTrait io_construct_main_drive(Void) noexcept; - -namespace Detect { - Void io_detect_drive(DriveTrait& trait); -} - -Void io_drv_input(DriveTrait::DrivePacket pckt); - -Void io_drv_output(DriveTrait::DrivePacket pckt); -} // namespace Kernel - -#endif /* ifndef INC_DRIVE_MANAGER_H */ diff --git a/dev/kernel/KernelKit/FileMgr.h b/dev/kernel/KernelKit/FileMgr.h deleted file mode 100644 index 93d5f580..00000000 --- a/dev/kernel/KernelKit/FileMgr.h +++ /dev/null @@ -1,445 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss , licensed under the Apache 2.0 license. - - File: FileMgr.h - Purpose: Kernel file manager. - Author: Amlal El Mahrouss (amlal@nekernel.org) - -======================================== */ - -/* ======================================== - - Revision History: - - 31/01/24: Update documentation (amlel) - 05/07/24: NeFS support, and fork support, updated constants and specs - as well. - 18/01/25: Patches to FileStream class. - - ======================================== */ - -#ifndef INC_FILEMGR_H -#define INC_FILEMGR_H - -/// @file FileMgr.h -/// @brief File Manager System. -/// @author Amlal El Mahrouss (amlal@nekernel.org) - -//! Include filesystems that NeKernel supports. -#include <FSKit/Ext2+IFS.h> -#include <FSKit/NeFS.h> -#include <FSKit/OpenHeFS.h> - -#include <CompilerKit/CompilerKit.h> -#include <KernelKit/DebugOutput.h> -#include <KernelKit/HeapMgr.h> -#include <KernelKit/KPC.h> -#include <NeKit/ErrorOr.h> -#include <NeKit/Ref.h> -#include <NeKit/Stream.h> -#include <hint/CompilerHint.h> - -/// @brief Filesystem manager, abstraction over mounted filesystem. -/// Works like an VFS (Virtual File System) or IFS subsystem on NT/OS 2. - -#define kRestrictR "r" -#define kRestrictRB "rb" -#define kRestrictW "w" -#define kRestrictWR "rw" -#define kRestrictWRB "rwb" - -#define kRestrictMax (5U) - -#define rtl_node_cast(PTR) reinterpret_cast<Kernel::NodePtr>(PTR) - -#define kFileMimeGeneric "ne-application-kind/all" - -/** @brief invalid position. (n-pos) */ -#define kFileMgrNPos (~0UL) - -namespace Kernel { -enum { - kFileIOInvalid = 0, - kFileWriteAll = 100, - kFileReadAll = 101, - kFileReadChunk = 102, - kFileWriteChunk = 103, - // File flags (HFS+, NeFS specific) - kFileFlagRsrc = 104, - kFileFlagData = 105, - kFileIOCnt = (kFileFlagData - kFileWriteAll) + 1, -}; - -using NodePtr = VoidPtr; - -/** -@brief Filesystem Mgr Interface class -@brief Used to provide common I/O for a specific filesystem. -*/ -class IFilesystemMgr { - public: - explicit IFilesystemMgr() = default; - virtual ~IFilesystemMgr() = default; - - public: - NE_COPY_DEFAULT(IFilesystemMgr) - - public: - /// @brief Mounts a new filesystem into an active state. - /// @param interface the filesystem interface - /// @return - static bool Mount(IFilesystemMgr* interface); - - /// @brief Unmounts the active filesystem - /// @return - static IFilesystemMgr* Unmount(); - - /// @brief Getter, gets the active filesystem. - /// @return - static IFilesystemMgr* GetMounted(); - - public: - virtual NodePtr Create(_Input const Char* path) = 0; - virtual NodePtr CreateAlias(_Input const Char* path) = 0; - virtual NodePtr CreateDirectory(_Input const Char* path) = 0; - virtual NodePtr CreateSwapFile(const Char* path) = 0; - - public: - virtual bool Remove(_Input const Char* path) = 0; - - public: - virtual NodePtr Open(_Input const Char* path, _Input const Char* r) = 0; - - public: - virtual Void Write(_Input NodePtr node, _Input VoidPtr data, _Input Int32 flags, - _Input SizeT size) = 0; - - virtual _Output VoidPtr Read(_Input NodePtr node, _Input Int32 flags, _Input SizeT sz) = 0; - - virtual Void Write(_Input const Char* name, _Input NodePtr node, _Input VoidPtr data, - _Input Int32 flags, _Input SizeT size) = 0; - - virtual _Output VoidPtr Read(_Input const Char* name, _Input NodePtr node, _Input Int32 flags, - _Input SizeT sz) = 0; - - public: - virtual bool Seek(_Input NodePtr node, _Input SizeT off) = 0; - - public: - virtual SizeT Tell(_Input NodePtr node) = 0; - virtual bool Rewind(_Input NodePtr node) = 0; -}; - -#ifdef __FSKIT_INCLUDES_NEFS__ -/** - * @brief Based of IFilesystemMgr, takes care of managing NeFS - * disks. - */ -class NeFileSystemMgr final : public IFilesystemMgr { - public: - explicit NeFileSystemMgr(); - ~NeFileSystemMgr() override; - - public: - NE_COPY_DEFAULT(NeFileSystemMgr) - - public: - NodePtr Create(const Char* path) override; - NodePtr CreateAlias(const Char* path) override; - NodePtr CreateDirectory(const Char* path) override; - NodePtr CreateSwapFile(const Char* path) override; - - public: - bool Remove(_Input const Char* path) override; - NodePtr Open(_Input const Char* path, _Input const Char* r) override; - Void Write(_Input NodePtr node, _Input VoidPtr data, _Input Int32 flags, - _Input SizeT sz) override; - VoidPtr Read(_Input NodePtr node, _Input Int32 flags, _Input SizeT sz) override; - bool Seek(_Input NodePtr node, _Input SizeT off) override; - SizeT Tell(_Input NodePtr node) override; - bool Rewind(_Input NodePtr node) override; - - Void Write(_Input const Char* name, _Input NodePtr node, _Input VoidPtr data, _Input Int32 flags, - _Input SizeT size) override; - - _Output VoidPtr Read(_Input const Char* name, _Input NodePtr node, _Input Int32 flags, - _Input SizeT sz) override; - - public: - /// @brief Get NeFS parser class. - /// @return The filesystem parser class. - NeFileSystemParser* GetParser() noexcept; - - private: - NeFileSystemParser* mParser{nullptr}; -}; - -#endif // ifdef __FSKIT_INCLUDES_NEFS__ - -#ifdef __FSKIT_INCLUDES_EXT2__ -/** - * @brief Based of IFilesystemMgr, takes care of managing NeFS - * disks. - */ -class Ext2FileSystemMgr final : public IFilesystemMgr { - public: - explicit Ext2FileSystemMgr(); - ~Ext2FileSystemMgr() override; - - public: - NE_COPY_DEFAULT(Ext2FileSystemMgr) - - public: - NodePtr Create(const Char* path) override; - NodePtr CreateAlias(const Char* path) override; - NodePtr CreateDirectory(const Char* path) override; - NodePtr CreateSwapFile(const Char* path) override; - - public: - bool Remove(_Input const Char* path) override; - NodePtr Open(_Input const Char* path, _Input const Char* r) override; - Void Write(_Input NodePtr node, _Input VoidPtr data, _Input Int32 flags, - _Input SizeT sz) override; - VoidPtr Read(_Input NodePtr node, _Input Int32 flags, _Input SizeT sz) override; - bool Seek(_Input NodePtr node, _Input SizeT off) override; - SizeT Tell(_Input NodePtr node) override; - bool Rewind(_Input NodePtr node) override; - - Void Write(_Input const Char* name, _Input NodePtr node, _Input VoidPtr data, _Input Int32 flags, - _Input SizeT size) override; - - _Output VoidPtr Read(_Input const Char* name, _Input NodePtr node, _Input Int32 flags, - _Input SizeT sz) override; - - public: - /// @brief Get NeFS parser class. - /// @return The filesystem parser class. - Ext2FileSystemParser* GetParser() noexcept; - - private: - Ext2FileSystemParser* mParser{nullptr}; -}; - -#endif // ifdef __FSKIT_INCLUDES_EXT2__ - -#ifdef __FSKIT_INCLUDES_OPENHEFS__ -/** - * @brief Based of IFilesystemMgr, takes care of managing NeFS - * disks. - */ -class HeFileSystemMgr final : public IFilesystemMgr { - public: - explicit HeFileSystemMgr(); - ~HeFileSystemMgr() override; - - public: - NE_COPY_DEFAULT(HeFileSystemMgr) - - public: - NodePtr Create(const Char* path) override; - NodePtr CreateAlias(const Char* path) override; - NodePtr CreateDirectory(const Char* path) override; - NodePtr CreateSwapFile(const Char* path) override; - - public: - bool Remove(_Input const Char* path) override; - NodePtr Open(_Input const Char* path, _Input const Char* r) override; - Void Write(_Input NodePtr node, _Input VoidPtr data, _Input Int32 flags, - _Input SizeT sz) override; - VoidPtr Read(_Input NodePtr node, _Input Int32 flags, _Input SizeT sz) override; - bool Seek(_Input NodePtr node, _Input SizeT off) override; - SizeT Tell(_Input NodePtr node) override; - bool Rewind(_Input NodePtr node) override; - - Void Write(_Input const Char* name, _Input NodePtr node, _Input VoidPtr data, _Input Int32 flags, - _Input SizeT size) override; - - _Output VoidPtr Read(_Input const Char* name, _Input NodePtr node, _Input Int32 flags, - _Input SizeT sz) override; - - public: - /// @brief Get NeFS parser class. - /// @return The filesystem parser class. - HeFileSystemParser* GetParser() noexcept; - - private: - HeFileSystemParser* mParser{nullptr}; -}; - -#endif // ifdef __FSKIT_INCLUDES_OPENHEFS__ - -/** - * FileStream class. - * @tparam Encoding file encoding (char, wchar_t...) - * @tparam FSClass Filesystem contract who takes care of it. - */ -template <typename Encoding = Char, typename FSClass = IFilesystemMgr> -class FileStream final { - public: - explicit FileStream(const Encoding* path, const Encoding* restrict_type); - ~FileStream(); - - public: - FileStream& operator=(const FileStream&); - FileStream(const FileStream&); - - public: - ErrorOr<Int64> Write(SizeT offset, const VoidPtr data, SizeT len) noexcept { - if (this->fFileRestrict != kFileMgrRestrictReadWrite && - this->fFileRestrict != kFileMgrRestrictReadWriteBinary && - this->fFileRestrict != kFileMgrRestrictWrite && - this->fFileRestrict != kFileMgrRestrictWriteBinary) - return ErrorOr<Int64>(kErrorInvalidData); - - if (data == nullptr) return ErrorOr<Int64>(kErrorInvalidData); - - auto man = FSClass::GetMounted(); - - if (man) { - man->Write(offset, fFile, data, len); - return ErrorOr<Int64>(kErrorSuccess); - } - - return ErrorOr<Int64>(kErrorInvalidData); - } - - ErrorOr<Int64> Write(const Char* name, const VoidPtr data, SizeT len) noexcept { - if (this->fFileRestrict != kFileMgrRestrictReadWrite && - this->fFileRestrict != kFileMgrRestrictReadWriteBinary && - this->fFileRestrict != kFileMgrRestrictWrite && - this->fFileRestrict != kFileMgrRestrictWriteBinary) - return ErrorOr<Int64>(kErrorInvalidData); - - if (data == nullptr) return ErrorOr<Int64>(kErrorInvalidData); - - auto man = FSClass::GetMounted(); - - if (man) { - man->Write(name, fFile, data, 0, len); - return ErrorOr<Int64>(kErrorSuccess); - } - - return ErrorOr<Int64>(kErrorInvalidData); - } - - VoidPtr Read(const Char* name, SizeT sz) noexcept { - if (this->fFileRestrict != kFileMgrRestrictReadWrite && - this->fFileRestrict != kFileMgrRestrictReadWriteBinary && - this->fFileRestrict != kFileMgrRestrictRead && - this->fFileRestrict != kFileMgrRestrictReadBinary) - return nullptr; - - auto man = FSClass::GetMounted(); - - if (man) { - VoidPtr ret = man->Read(name, fFile, kFileReadAll, sz); - return ret; - } - - return nullptr; - } - - VoidPtr Read(SizeT offset, SizeT sz) { - if (this->fFileRestrict != kFileMgrRestrictReadWrite && - this->fFileRestrict != kFileMgrRestrictReadWriteBinary && - this->fFileRestrict != kFileMgrRestrictRead && - this->fFileRestrict != kFileMgrRestrictReadBinary) - return nullptr; - - auto man = FSClass::GetMounted(); - - if (man) { - man->Seek(fFile, offset); - auto ret = man->Read(fFile, kFileReadChunk, sz); - - return ret; - } - - return nullptr; - } - - public: - /// @brief Leak node pointer. - /// @return The node pointer. - NodePtr Leak() { return fFile; } - - /// @brief Leak MIME. - /// @return The MIME. - Char* MIME() noexcept { return const_cast<Char*>(fMime); } - - enum { - kFileMgrRestrictRead = 100, - kFileMgrRestrictReadBinary, - kFileMgrRestrictWrite, - kFileMgrRestrictWriteBinary, - kFileMgrRestrictReadWrite, - kFileMgrRestrictReadWriteBinary, - }; - - private: - NodePtr fFile{nullptr}; - Int32 fFileRestrict{kFileMgrRestrictReadBinary}; - const Char* fMime{kFileMimeGeneric}; -}; - -using FileStreamASCII = FileStream<Char>; -using FileStreamUTF8 = FileStream<Utf8Char>; -using FileStreamUTF16 = FileStream<WideChar>; - -typedef UInt64 CursorType; - -inline STATIC const auto kRestrictStrLen = 8U; - -/// @brief restrict information about the file descriptor. -struct FILEMGR_RESTRICT final { - Char fRestrict[kRestrictStrLen]; - Int32 fMappedTo; -}; - -/// @brief constructor -template <typename Encoding, typename Class> -inline FileStream<Encoding, Class>::FileStream(const Encoding* path, const Encoding* restrict_type) - : fFile(Class::GetMounted()->Open(path, restrict_type)) { - SizeT kRestrictCount = kRestrictMax; - const FILEMGR_RESTRICT kRestrictList[] = {{ - .fRestrict = kRestrictR, - .fMappedTo = kFileMgrRestrictRead, - }, - { - .fRestrict = kRestrictRB, - .fMappedTo = kFileMgrRestrictReadBinary, - }, - { - .fRestrict = kRestrictWRB, - .fMappedTo = kFileMgrRestrictReadWriteBinary, - }, - { - .fRestrict = kRestrictW, - .fMappedTo = kFileMgrRestrictWrite, - }, - { - .fRestrict = kRestrictWR, - .fMappedTo = kFileMgrRestrictReadWrite, - }}; - - for (SizeT index = 0; index < kRestrictCount; ++index) { - if (rt_string_cmp(restrict_type, kRestrictList[index].fRestrict, - rt_string_len(kRestrictList[index].fRestrict)) == 0) { - fFileRestrict = kRestrictList[index].fMappedTo; - break; - } - } - - kout << "FileMgr: Open file at: " << path << ".\r"; -} - -/// @brief destructor of the file stream. -template <typename Encoding, typename Class> -inline FileStream<Encoding, Class>::~FileStream() { - mm_free_ptr(fFile); - fFile = nullptr; -} -} // namespace Kernel - -#endif // ifndef INC_FILEMGR_H diff --git a/dev/kernel/KernelKit/HardwareThreadScheduler.h b/dev/kernel/KernelKit/HardwareThreadScheduler.h deleted file mode 100644 index 36a870ba..00000000 --- a/dev/kernel/KernelKit/HardwareThreadScheduler.h +++ /dev/null @@ -1,135 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#ifndef __INC_MP_MANAGER_H__ -#define __INC_MP_MANAGER_H__ - -#include <ArchKit/ArchKit.h> -#include <CompilerKit/CompilerKit.h> -#include <NeKit/Ref.h> - -/// @note Last Rev Sun 28 Jul CET 2024 -/// @note Last Rev Thu, Aug 1, 2024 9:07:38 AM - -#define kMaxAPInsideSched (4U) - -namespace Kernel { -class HardwareThread; -class HardwareThreadScheduler; - -using ThreadID = UInt32; - -enum ThreadKind { - kAPInvalid = 0, - kAPSystemReserved = 100, // 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(HAL::StackFramePtr frame); - BOOL IsWakeup() noexcept; - - public: - HAL::StackFramePtr StackFrame() noexcept; - ThreadKind& Kind() noexcept; - BOOL IsBusy() noexcept; - ThreadID& ID() noexcept; - - private: - HAL::StackFramePtr fStack{nullptr}; - ThreadKind fKind{ThreadKind::kAPStandard}; - ThreadID fID{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[](SizeT idx); - bool operator!() noexcept; - operator bool() noexcept; - - Bool IsUser() override { return Yes; } - - Bool IsKernel() override { return No; } - - 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 fCurrentThreadIdx{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 Kernel - -#endif // !__INC_MP_MANAGER_H__ diff --git a/dev/kernel/KernelKit/HeapMgr.h b/dev/kernel/KernelKit/HeapMgr.h deleted file mode 100644 index 58bac7a5..00000000 --- a/dev/kernel/KernelKit/HeapMgr.h +++ /dev/null @@ -1,58 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#ifndef INC_KERNEL_HEAP_H -#define INC_KERNEL_HEAP_H - -/// @date 30/01/24 -/// @file: HeapMgr.h -/// @brief: Memory allocation support for the NeKernel. - -#include <KernelKit/KPC.h> -#include <NeKit/KernelPanic.h> -#include <hint/CompilerHint.h> - -namespace Kernel { -/// @brief Declare pointer as free. -/// @param heap_ptr the pointer. -/// @return a status code regarding the deallocation. -Int32 mm_free_ptr(VoidPtr heap_ptr); - -/// @brief Check if pointer is a valid Kernel pointer. -/// @param heap_ptr the pointer -/// @return if it exists it returns true. -Boolean mm_is_valid_ptr(VoidPtr heap_ptr); - -/// @brief Allocate chunk of memory. -/// @param sz Size of pointer -/// @param wr Read Write bit. -/// @param user User enable bit. -/// @return The newly allocated pointer, or nullptr. -VoidPtr mm_alloc_ptr(SizeT sz, Bool wr, Bool user, SizeT pad_amount = 0); - -/// @brief Protect the heap with a CRC value. -/// @param heap_ptr pointer. -/// @return if it valid: point has crc now., otherwise fail. -Boolean mm_protect_ptr(VoidPtr heap_ptr); - -/// @brief Makes a Kernel page. -/// @param heap_ptr the page pointer. -/// @return status code -Int32 mm_make_page(VoidPtr heap_ptr); - -/// @brief Overwrites and set the flags of a heap header. -/// @param heap_ptr the pointer to update. -/// @param flags the flags to set. -Int32 mm_set_ptr_flags(VoidPtr heap_ptr, UInt64 flags); - -/// @brief Gets the flags of a heap header. -/// @param heap_ptr the pointer to get. -UInt64 mm_get_ptr_flags(VoidPtr heap_ptr); -} // namespace Kernel - -#include <KernelKit/HeapMgr.inl> - -#endif // !INC_KERNEL_HEAP_H diff --git a/dev/kernel/KernelKit/HeapMgr.inl b/dev/kernel/KernelKit/HeapMgr.inl deleted file mode 100644 index 3231d33c..00000000 --- a/dev/kernel/KernelKit/HeapMgr.inl +++ /dev/null @@ -1,35 +0,0 @@ -/* ======================================== - - Copyright (C) 2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#ifndef INC_KERNEL_HEAP_H -#include <KernelKit/HeapMgr.h> -#endif // !INC_KERNEL_HEAP_H - -namespace Kernel { -/// @brief Allocate C++ class. -/// @param cls The class to allocate. -/// @param args The args to pass. -template <typename T, typename... Args> -inline BOOL mm_new_class(_Input _Output T** cls, _Input Args&&... args) { - if (*cls) { - err_global_get() = Kernel::kErrorInvalidData; - return NO; - } - - *cls = new T(move(args)...); - return *cls; -} - -/// @brief Delete and nullify C++ class. -/// @param cls The class to delete. -template <typename T> -inline Void mm_delete_class(_Input _Output T** cls) { - delete *cls; - *cls = nullptr; -} -} // namespace Kernel
\ No newline at end of file diff --git a/dev/kernel/KernelKit/IDylibObject.h b/dev/kernel/KernelKit/IDylibObject.h deleted file mode 100644 index ef6b96db..00000000 --- a/dev/kernel/KernelKit/IDylibObject.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * ======================================================== - * - * Kernel - * Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - * - * ======================================================== - */ - -#pragma once - -#include <CompilerKit/CompilerKit.h> -#include <NeKit/Defines.h> - -#define NE_DYLIB_OBJECT : public IDylibObject - -namespace Kernel { -class IDylibObject; - -/// @brief Dylib class object. A handle to a shared library. -class IDylibObject { - public: - explicit IDylibObject() = default; - virtual ~IDylibObject() = default; - - struct DylibTraits final { - VoidPtr ImageObject{nullptr}; - VoidPtr ImageEntrypointOffset{nullptr}; - - VoidPtr Image() const { return ImageObject; } - Bool IsValid() const { return ImageObject && ImageEntrypointOffset; } - }; - - NE_COPY_DEFAULT(IDylibObject) - - virtual DylibTraits** GetAddressOf() = 0; - virtual DylibTraits* Get() = 0; - - virtual Void Mount(DylibTraits* to_mount) = 0; - virtual Void Unmount() = 0; -}; - -/// @brief Pure implementation, missing method/function handler. -EXTERN_C void __ne_pure_call(void); -} // namespace Kernel diff --git a/dev/kernel/KernelKit/IFS.h b/dev/kernel/KernelKit/IFS.h deleted file mode 100644 index 7118a935..00000000 --- a/dev/kernel/KernelKit/IFS.h +++ /dev/null @@ -1,25 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <KernelKit/DriveMgr.h> - -namespace Kernel { -/// @brief Read from IFS disk. -/// @param Mnt mounted interface. -/// @param DrvTrait drive info -/// @param DrvIndex drive index. -/// @return -Int32 fs_ifs_read(IMountpoint* Mnt, DriveTrait& DrvTrait, Int32 DrvIndex); - -/// @brief Write to IFS disk. -/// @param Mnt mounted interface. -/// @param DrvTrait drive info -/// @param DrvIndex drive index. -/// @return -Int32 fs_ifs_write(IMountpoint* Mnt, DriveTrait& DrvTrait, Int32 DrvIndex); -} // namespace Kernel diff --git a/dev/kernel/KernelKit/ILoader.h b/dev/kernel/KernelKit/ILoader.h deleted file mode 100644 index 28dd1ed9..00000000 --- a/dev/kernel/KernelKit/ILoader.h +++ /dev/null @@ -1,32 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <CompilerKit/CompilerKit.h> -#include <NeKit/Defines.h> -#include <NeKit/ErrorOr.h> -#include <hint/CompilerHint.h> - -namespace Kernel { -/// @brief This interface is used to make loader contracts (MSCOFF, PEF). -/// @author @Amlal-El-Mahrouss -class ILoader { - public: - explicit ILoader() = default; - virtual ~ILoader() = default; - - NE_COPY_DEFAULT(ILoader) - - public: - virtual _Output ErrorOr<VoidPtr> GetBlob() = 0; - virtual _Output const Char* AsString() = 0; - virtual _Output const Char* MIME() = 0; - virtual _Output const Char* Path() = 0; - virtual _Output ErrorOr<VoidPtr> FindStart() = 0; - virtual _Output ErrorOr<VoidPtr> FindSymbol(_Input const Char* name, _Input Int32 kind) = 0; -}; -} // namespace Kernel diff --git a/dev/kernel/KernelKit/IPEFDylibObject.h b/dev/kernel/KernelKit/IPEFDylibObject.h deleted file mode 100644 index 17ef02d5..00000000 --- a/dev/kernel/KernelKit/IPEFDylibObject.h +++ /dev/null @@ -1,86 +0,0 @@ -/* - * ======================================================== - * - * Kernel - * Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - * - * ======================================================== - */ - -#ifndef __KERNELKIT_PEF_SHARED_OBJECT_H__ -#define __KERNELKIT_PEF_SHARED_OBJECT_H__ - -#include <KernelKit/IDylibObject.h> -#include <KernelKit/PEF.h> -#include <KernelKit/PEFCodeMgr.h> -#include <KernelKit/ProcessScheduler.h> -#include <NeKit/Defines.h> - -namespace Kernel { -/** - * @brief Shared Library class - * Load library from this class - */ -class IPEFDylibObject final NE_DYLIB_OBJECT { - public: - explicit IPEFDylibObject() = default; - ~IPEFDylibObject() = default; - - public: - NE_COPY_DEFAULT(IPEFDylibObject) - - private: - DylibTraits* fMounted{nullptr}; - - public: - DylibTraits** GetAddressOf() { return &fMounted; } - - DylibTraits* Get() { return fMounted; } - - public: - void Mount(DylibTraits* to_mount) noexcept { - if (!to_mount || !to_mount->ImageObject) return; - - fMounted = to_mount; - - if (fLoader && to_mount) { - delete fLoader; - fLoader = nullptr; - } - - if (!fLoader) { - fLoader = new PEFLoader(fMounted->ImageObject); - } - } - - void Unmount() noexcept { - if (fMounted) fMounted = nullptr; - }; - - template <typename SymbolType> - SymbolType Load(const Char* symbol_name, const SizeT& len, const UInt32& kind) { - if (symbol_name == nullptr || *symbol_name == 0) return nullptr; - if (len > kPathLen || len < 1) return nullptr; - - auto ret = reinterpret_cast<SymbolType>(fLoader->FindSymbol(symbol_name, kind).Leak().Leak()); - - if (!ret) { - if (kind == kPefCode) return (VoidPtr) &__ne_pure_call; - - return nullptr; - } - - return ret; - } - - private: - PEFLoader* fLoader{nullptr}; -}; - -typedef IPEFDylibObject* IDylibRef; - -EXTERN_C IDylibRef rtl_init_dylib_pef(USER_PROCESS& header); -EXTERN_C Void rtl_fini_dylib_pef(USER_PROCESS& header, IDylibRef lib, Bool* successful); -} // namespace Kernel - -#endif /* ifndef __KERNELKIT_PEF_SHARED_OBJECT_H__ */ diff --git a/dev/kernel/KernelKit/KPC.h b/dev/kernel/KernelKit/KPC.h deleted file mode 100644 index dbdc2a93..00000000 --- a/dev/kernel/KernelKit/KPC.h +++ /dev/null @@ -1,78 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <NeKit/Defines.h> - -/// @file KPC.h -/// @brief Kernel Procedure Code. - -#define err_local_ok() \ - (Kernel::UserProcessScheduler::The().TheCurrentProcess().Leak().GetLocalCode() == \ - Kernel::kErrorSuccess) -#define err_local_fail() \ - (Kernel::UserProcessScheduler::The().TheCurrentProcess().Leak().GetLocalCode() != \ - Kernel::kErrorSuccess) -#define err_local_get() \ - (Kernel::UserProcessScheduler::The().TheCurrentProcess().Leak().GetLocalCode()) - -#define err_global_ok() (Kernel::kErrorLocalNumber == Kernel::kErrorSuccess) -#define err_global_fail() (Kernel::kErrorLocalNumber != Kernel::kErrorSuccess) -#define err_global_get() (Kernel::kErrorLocalNumber) - -namespace Kernel { -typedef Int32 KPCError; - -inline KPCError kErrorLocalNumber = 0UL; - -inline constexpr KPCError kErrorSuccess = 0; -inline constexpr KPCError kErrorExecutable = 33; -inline constexpr KPCError kErrorExecutableLib = 34; -inline constexpr KPCError kErrorFileNotFound = 35; -inline constexpr KPCError kErrorDirectoryNotFound = 36; -inline constexpr KPCError kErrorDiskReadOnly = 37; -inline constexpr KPCError kErrorDiskIsFull = 38; -inline constexpr KPCError kErrorProcessFault = 39; -inline constexpr KPCError kErrorSocketHangUp = 40; -inline constexpr KPCError kErrorThreadLocalStorage = 41; -inline constexpr KPCError kErrorMath = 42; -inline constexpr KPCError kErrorNoNetwork = 43; -inline constexpr KPCError kErrorHeapOutOfMemory = 44; -inline constexpr KPCError kErrorNoSuchDisk = 45; -inline constexpr KPCError kErrorFileExists = 46; -inline constexpr KPCError kErrorFormatFailed = 47; -inline constexpr KPCError kErrorNetworkTimeout = 48; -inline constexpr KPCError kErrorInternal = 49; -inline constexpr KPCError kErrorForkAlreadyExists = 50; -inline constexpr KPCError kErrorOutOfTeamSlot = 51; -inline constexpr KPCError kErrorHeapNotPresent = 52; -inline constexpr KPCError kErrorNoEntrypoint = 53; -inline constexpr KPCError kErrorDiskIsCorrupted = 54; -inline constexpr KPCError kErrorDisk = 55; -inline constexpr KPCError kErrorInvalidData = 56; -inline constexpr KPCError kErrorAsync = 57; -inline constexpr KPCError kErrorNonBlocking = 58; -inline constexpr KPCError kErrorIPC = 59; -inline constexpr KPCError kErrorSign = 60; -inline constexpr KPCError kErrorInvalidCreds = 61; -inline constexpr KPCError kErrorCDTrayBroken = 62; -inline constexpr KPCError kErrorUnrecoverableDisk = 63; -inline constexpr KPCError kErrorFileLocked = 64; -inline constexpr KPCError kErrorDiskIsTooTiny = 65; -inline constexpr KPCError kErrorDmaExhausted = 66; -inline constexpr KPCError kErrorOutOfBitMapMemory = 67; -inline constexpr KPCError kErrorTimeout = 68; -inline constexpr KPCError kErrorAccessDenied = 69; -inline constexpr KPCError kErrorUnavailable = 70; -/// Generic errors. -inline constexpr KPCError kErrorUnimplemented = -1; - -/// @brief Does a system wide bug check. -/// @param void no params are needed. -/// @return if error-free: false, otherwise true. -Boolean err_bug_check_raise(Void) noexcept; -} // namespace Kernel diff --git a/dev/kernel/KernelKit/KernelTaskScheduler.h b/dev/kernel/KernelKit/KernelTaskScheduler.h deleted file mode 100644 index 9bfce1d6..00000000 --- a/dev/kernel/KernelKit/KernelTaskScheduler.h +++ /dev/null @@ -1,47 +0,0 @@ -/* ======================================== - - Copyright (C) 2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -/// @file KernelTaskScheduler.h -/// @brief Kernel Task Scheduler header file. -/// @author Amlal El Mahrouss (amlal@nekernel.org) - -#include <ArchKit/ArchKit.h> -#include <KernelKit/CoreProcessScheduler.h> -#include <KernelKit/LockDelegate.h> - -namespace Kernel { -class KernelTaskHelper; - -typedef ProcessID KID; - -/// @brief Equivalent of USER_PROCESS, but for kernel tasks. -/// @author Amlal -class KERNEL_TASK final { - public: - Char Name[kSchedNameLen] = {"KERNEL_TASK"}; - ProcessSubsystem SubSystem{ProcessSubsystem::kProcessSubsystemKernel}; - HAL::StackFramePtr StackFrame{nullptr}; - UInt8* StackReserve{nullptr}; - SizeT StackSize{kSchedMaxStackSz}; - ProcessImage Image{}; - /// @brief a KID is a Kernel ID, it is used to find a task running within - /// the kernel. - KID Kid{0}; -}; - -/// @brief Equivalent of UserProcessHelper, but for kernel tasks. -/// @author Amlal -class KernelTaskHelper final { - public: - STATIC Bool Add(HAL::StackFramePtr frame_ptr, ProcessID new_kid); - STATIC Bool Remove(const KID kid); - STATIC Bool CanBeScheduled(const KERNEL_TASK& process); - STATIC ErrorOr<KID> TheCurrentKID(); - STATIC SizeT StartScheduling(); -}; -} // namespace Kernel
\ No newline at end of file diff --git a/dev/kernel/KernelKit/LockDelegate.h b/dev/kernel/KernelKit/LockDelegate.h deleted file mode 100644 index 8ff67f19..00000000 --- a/dev/kernel/KernelKit/LockDelegate.h +++ /dev/null @@ -1,58 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <NeKit/Atom.h> -#include <NeKit/Defines.h> - -namespace Kernel { -enum { - kLockInvalid = 0, - kLockDone = 200, - kLockTimedOut = 300, - kLockCount = 3, -}; - -/// @brief Lock condition pointer. -typedef Boolean* LockPtr; - -/// @brief Locking delegate class, hangs until limit. -/// @tparam N the amount of cycles to wait. -template <SizeT N> -class LockDelegate final { - public: - LockDelegate() = delete; - - public: - explicit LockDelegate(LockPtr expr) { - auto spin = 0U; - - while (spin < N) { - if (*expr) { - fLockStatus | kLockDone; - break; - } - - ++spin; - } - - if (spin > N) fLockStatus | kLockTimedOut; - } - - ~LockDelegate() = default; - - LockDelegate& operator=(const LockDelegate&) = delete; - LockDelegate(const LockDelegate&) = delete; - - bool Done() { return fLockStatus[kLockDone] == kLockDone; } - - bool HasTimedOut() { return fLockStatus[kLockTimedOut] != kLockTimedOut; } - - private: - Atom<UInt> fLockStatus; -}; -} // namespace Kernel diff --git a/dev/kernel/KernelKit/MSDOS.h b/dev/kernel/KernelKit/MSDOS.h deleted file mode 100644 index 8c58b65b..00000000 --- a/dev/kernel/KernelKit/MSDOS.h +++ /dev/null @@ -1,51 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - - File: MSDOS.h - Purpose: MS-DOS header for Kernel. - - Revision History: - - 30/01/24: Added file (amlel) - -======================================== */ - -#ifndef __MSDOS_EXEC__ -#define __MSDOS_EXEC__ - -#include <KernelKit/PE.h> -#include <NeKit/Defines.h> - -// Last Rev -// Sat Feb 24 CET 2024 - -#define kMagMz0 'M' -#define kMagMz1 'Z' - -typedef Kernel::UInt32 DosWord; -typedef Kernel::Long DosLong; - -typedef struct _DosHeader { - Kernel::UInt8 eMagic[2]; - DosWord eMagLen; - DosWord ePagesCount; - DosWord eCrlc; - DosWord eCParHdr; - DosWord eMinAlloc; - DosWord eMaxAlloc; - DosWord eStackSeg; - DosWord eStackPtr; - DosWord eChksum; - DosWord eIp; - DosWord eCs; - DosWord eLfarlc; - DosWord eOvno; - DosWord eRes[4]; - DosWord eOemid; - DosWord eOeminfo; - DosWord eRes2[10]; - DosLong eLfanew; -} DosHeader, *DosHeaderPtr; - -#endif /* ifndef __MSDOS_EXEC__ */ diff --git a/dev/kernel/KernelKit/PCI/DMA.h b/dev/kernel/KernelKit/PCI/DMA.h deleted file mode 100644 index 80103dab..00000000 --- a/dev/kernel/KernelKit/PCI/DMA.h +++ /dev/null @@ -1,75 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <KernelKit/DeviceMgr.h> -#include <KernelKit/PCI/Device.h> -#include <NeKit/Array.h> -#include <NeKit/OwnPtr.h> -#include <NeKit/Ref.h> - -namespace Kernel { -enum class DmaKind { - PCI = 10, // Bus mastering is required to be turned on. Basiaclly a request - // control system. 64-Bit access depends on the PAE bit and the device - // (if Double Address Cycle is available) - ISA, // Four DMA channels 0-3; 8 bit transfers and only a megabyte of RAM. - Count = 2, - Invalid = 0, -}; - -class DMAWrapper final { - public: - explicit DMAWrapper() = delete; - - public: - explicit DMAWrapper(nullPtr) = delete; - explicit DMAWrapper(voidPtr Ptr, DmaKind Kind = DmaKind::PCI) : fAddress(Ptr), fKind(Kind) {} - - public: - DMAWrapper& operator=(voidPtr Ptr); - - public: - DMAWrapper& operator=(const DMAWrapper&) = default; - DMAWrapper(const DMAWrapper&) = default; - - public: - ~DMAWrapper() = default; - - template <class T> - T* operator->(); - - template <class T> - T* Get(UIntPtr off = 0); - - public: - operator bool(); - bool operator!(); - - public: - bool Write(UIntPtr& bit, const UInt32& offset); - UIntPtr Read(const UInt32& offset); - Boolean Check(UIntPtr offset) const; - - public: - UIntPtr operator[](UIntPtr& offset); - - private: - voidPtr fAddress{nullptr}; - DmaKind fKind{DmaKind::Invalid}; - - private: - friend class DMAFactory; -}; - -class DMAFactory final { - public: - static OwnPtr<IOBuf<Char*>> Construct(OwnPtr<DMAWrapper>& dma); -}; -} // namespace Kernel - -#include <KernelKit/PCI/DMA.inl> diff --git a/dev/kernel/KernelKit/PCI/DMA.inl b/dev/kernel/KernelKit/PCI/DMA.inl deleted file mode 100644 index d81a632e..00000000 --- a/dev/kernel/KernelKit/PCI/DMA.inl +++ /dev/null @@ -1,17 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -namespace Kernel { -template <class T> -T* DMAWrapper::operator->() { - return this->fAddress; -} - -template <class T> -T* DMAWrapper::Get(UIntPtr offset) { - return reinterpret_cast<T*>((UIntPtr) this->fAddress + offset); -} -} // namespace Kernel diff --git a/dev/kernel/KernelKit/PCI/Database.h b/dev/kernel/KernelKit/PCI/Database.h deleted file mode 100644 index 463fde38..00000000 --- a/dev/kernel/KernelKit/PCI/Database.h +++ /dev/null @@ -1,51 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ -#pragma once - -#include <KernelKit/PCI/Device.h> -#include <NeKit/Defines.h> - -namespace Kernel { -namespace Types { - // https://wiki.osdev.org/PCI - enum class PciDeviceKind : UChar { - MassStorageController = 0x1, - NetworkController = 0x2, - DisplayController = 0x3, - MultimediaController = 0x4, - MemoryController = 0x5, - Bridge = 0x6, - CommunicationController = 0x7, - GenericSystemPeripheral = 0x8, - InputDeviceController = 0x9, - DockingStation = 0xa, - Processor = 0xb, - SerialBusController = 0xc, - WirelessController = 0xd, - IntelligentController = 0xe, - SatelliteCommunicationsController = 0xf, - CoProcessor = 0x40, - Unassgined = 0xf, - Invalid = Unassgined, - }; -} // namespace Types -} // namespace Kernel - -inline BOOL operator!=(const Kernel::Types::PciDeviceKind& lhs, Kernel::UChar rhs) { - return rhs != (Kernel::UChar) lhs; -} - -inline BOOL operator==(const Kernel::Types::PciDeviceKind& lhs, Kernel::UChar rhs) { - return rhs == (Kernel::UChar) lhs; -} - -inline BOOL operator!=(Kernel::UChar lhs, const Kernel::Types::PciDeviceKind& rhs) { - return lhs != (Kernel::UChar) rhs; -} - -inline BOOL operator==(Kernel::UChar lhs, const Kernel::Types::PciDeviceKind& rhs) { - return lhs == (Kernel::UChar) rhs; -}
\ No newline at end of file diff --git a/dev/kernel/KernelKit/PCI/Device.h b/dev/kernel/KernelKit/PCI/Device.h deleted file mode 100644 index f2111e40..00000000 --- a/dev/kernel/KernelKit/PCI/Device.h +++ /dev/null @@ -1,73 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ -#pragma once - -#include <NeKit/Defines.h> - -namespace Kernel::PCI { -enum class PciConfigKind : UShort { - ConfigAddress = 0xCF8, - ConfigData = 0xCFC, - CommandReg = 0x0004, - Invalid = 0xFFFF, -}; - -/// @brief Device interface class -class Device final { - public: - Device() = default; - - public: - Device(UShort bus, UShort device, UShort function, UInt32 bar); - - Device& operator=(const Device&) = default; - Device(const Device&) = default; - - ~Device(); - - public: - UInt Read(UInt bar, Size szData); - void Write(UInt bar, UIntPtr data, Size szData); - - public: - operator bool(); - - public: - template <typename T> - UInt Read(UInt bar) { - static_assert(sizeof(T) <= sizeof(UInt32), "64-bit PCI addressing is unsupported"); - return Read(bar, sizeof(T)); - } - - template <typename T> - void Write(UInt bar, UIntPtr data) { - static_assert(sizeof(T) <= sizeof(UInt32), "64-bit PCI addressing is unsupported"); - Write(bar, data, sizeof(T)); - } - - public: - UShort DeviceId(); - UShort VendorId(); - UShort InterfaceId(); - UChar Class(); - UChar Subclass(); - UChar ProgIf(); - UChar HeaderType(); - UIntPtr Bar(UInt32 bar_in); - - public: - void EnableMmio(); - void BecomeBusMaster(); // for PCI-DMA, PC-DMA does not need that. - - UShort Vendor(); - - private: - UShort fBus; - UShort fDevice; - UShort fFunction; - UInt32 fBar; -}; -} // namespace Kernel::PCI diff --git a/dev/kernel/KernelKit/PCI/Express.h b/dev/kernel/KernelKit/PCI/Express.h deleted file mode 100644 index 484739ec..00000000 --- a/dev/kernel/KernelKit/PCI/Express.h +++ /dev/null @@ -1,12 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <KernelKit/PCI/PCI.h> -#include <NeKit/Defines.h> - -#define PCI_EXPRESS_BUS_COUNT (4096) diff --git a/dev/kernel/KernelKit/PCI/IO.h b/dev/kernel/KernelKit/PCI/IO.h deleted file mode 100644 index 2ab72269..00000000 --- a/dev/kernel/KernelKit/PCI/IO.h +++ /dev/null @@ -1,63 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <ArchKit/ArchKit.h> -#include <NeKit/Array.h> -#include <NeKit/Defines.h> -#include <NeKit/Ref.h> - -namespace Kernel { -template <SizeT Sz> -class IOArray final { - public: - IOArray() = delete; - - IOArray(nullPtr) = delete; - - explicit IOArray(Array<UShort, Sz>& ports) : fPorts(ports) {} - - ~IOArray() {} - - IOArray& operator=(const IOArray&) = default; - - IOArray(const IOArray&) = default; - - operator bool() { return !fPorts.Empty(); } - - public: - template <typename T> - T In(SizeT index); - - template <typename T> - void Out(SizeT index, T value); - - private: - Array<UShort, Sz> fPorts; -}; - -inline constexpr UInt16 kMaxPorts = 16; - -using IOArray16 = IOArray<kMaxPorts>; - -template <SizeT Sz> -inline Array<UShort, Sz> make_ports(UShort base) { - Array<UShort, Sz> ports; - - for (UShort i = 0; i < Sz; ++i) { - ports[i] = base + i; - } - - return ports; -} -} // namespace Kernel - -#ifdef __NE_AMD64__ -#include <KernelKit/PCI/IOArray+AMD64.inl> -#else -#error Please provide platform specific code for the I/O -#endif // ifdef __NE_AMD64__ diff --git a/dev/kernel/KernelKit/PCI/IOArray+AMD64.inl b/dev/kernel/KernelKit/PCI/IOArray+AMD64.inl deleted file mode 100644 index 2b9125e0..00000000 --- a/dev/kernel/KernelKit/PCI/IOArray+AMD64.inl +++ /dev/null @@ -1,49 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - - File: IO-Impl-AMD64.h - Purpose: I/O for AMD64. - - Revision History: - - 30/01/24: Add file. (amlel) - 02/02/24: Update I/O routines. (amlel) - -======================================== */ - -namespace Kernel { -template <SizeT Sz> -template <typename T> -T IOArray<Sz>::In(SizeT index) { - switch (sizeof(T)) { -#ifdef __NE_AMD64__ - case 4: - return HAL::rt_in32(fPorts[index].Leak()); - case 2: - return HAL::rt_in16(fPorts[index].Leak()); - case 1: - return HAL::rt_in8(fPorts[index].Leak()); -#endif - default: - return 0xFFFF; - } -} - -template <SizeT Sz> -template <typename T> -void IOArray<Sz>::Out(SizeT index, T value) { - switch (sizeof(T)) { -#ifdef __NE_AMD64__ - case 4: - HAL::rt_out32(fPorts[index].Leak(), value); - case 2: - HAL::rt_out16(fPorts[index].Leak(), value); - case 1: - HAL::rt_out8(fPorts[index].Leak(), value); -#endif - default: - break; - } -} -} // namespace Kernel
\ No newline at end of file diff --git a/dev/kernel/KernelKit/PCI/Iterator.h b/dev/kernel/KernelKit/PCI/Iterator.h deleted file mode 100644 index 5926049b..00000000 --- a/dev/kernel/KernelKit/PCI/Iterator.h +++ /dev/null @@ -1,41 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#ifndef __PCI_ITERATOR_H__ -#define __PCI_ITERATOR_H__ - -#include <KernelKit/PCI/Database.h> -#include <KernelKit/PCI/Device.h> -#include <NeKit/Array.h> -#include <NeKit/Defines.h> -#include <NeKit/Ref.h> - -#define NE_BUS_COUNT (256) -#define NE_DEVICE_COUNT (33) -#define NE_FUNCTION_COUNT (8) - -namespace Kernel::PCI { -class Iterator final { - public: - Iterator() = delete; - - public: - explicit Iterator(const Types::PciDeviceKind deviceType, UInt32 bar); - - Iterator& operator=(const Iterator&) = default; - Iterator(const Iterator&) = default; - - ~Iterator(); - - public: - Ref<PCI::Device> operator[](const Size& sz); - - private: - Array<PCI::Device, NE_BUS_COUNT> fDevices; -}; -} // namespace Kernel::PCI - -#endif // __PCI_ITERATOR_H__ diff --git a/dev/kernel/KernelKit/PCI/PCI.h b/dev/kernel/KernelKit/PCI/PCI.h deleted file mode 100644 index f76270da..00000000 --- a/dev/kernel/KernelKit/PCI/PCI.h +++ /dev/null @@ -1,54 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <NeKit/Defines.h> - -#define kPCIConfigAddressPort (0xCF8) -#define kPCIConfigDataPort (0xCFC) - -#define kPCIDeviceCount (32) -#define kPCIFuncCount (8) -#define kPCIBusCount (256U) - -namespace Kernel::PCI { -// model -struct DeviceHeader { - UInt16 VendorId; - UInt16 DeviceId; - UInt8 Command; - UInt8 Status; - UInt8 RevisionId; - UInt8 ProgIf; - UInt8 SubClass; - UInt8 Class; - UInt8 CacheLineSz; - UInt8 LatencyTimer; - UInt8 HeaderType; - UInt8 Bist; - UInt8 Bus; - UInt8 Device; - UInt8 Function; -}; - -namespace Detail { - class BAR { - public: - UIntPtr BAR; - SizeT Size; - }; -} // namespace Detail - -class BAR { - public: - Detail::BAR BAR1; - Detail::BAR BAR2; - Detail::BAR BAR3; - Detail::BAR BAR4; - Detail::BAR BAR5; -}; -} // namespace Kernel::PCI diff --git a/dev/kernel/KernelKit/PE.h b/dev/kernel/KernelKit/PE.h deleted file mode 100644 index b4b4576e..00000000 --- a/dev/kernel/KernelKit/PE.h +++ /dev/null @@ -1,130 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - - File: PE.h - Purpose: Portable Executable for Kernel. - - Revision History: - - 30/01/24: Added file (amlel) - -======================================== */ - -#ifndef __KERNELKIT_INC_PE_H__ -#define __KERNELKIT_INC_PE_H__ - -#include <NeKit/Defines.h> - -#define kPeSignature (0x00004550) - -#define kPeMagic32 (0x010b) -#define kPeMagic64 (0x020b) - -#define kPeMachineAMD64 (0x8664) -#define kPeMachineARM64 (0xaa64) - -typedef struct LDR_EXEC_HEADER final { - Kernel::UInt32 Signature; - Kernel::UInt16 Machine; - Kernel::UInt16 NumberOfSections; - Kernel::UInt32 TimeDateStamp; - Kernel::UInt32 PointerToSymbolTable; - Kernel::UInt32 NumberOfSymbols; - Kernel::UInt16 SizeOfOptionalHeader; - Kernel::UInt16 Characteristics; -} LDR_EXEC_HEADER, *LDR_EXEC_HEADER_PTR; - -typedef struct LDR_OPTIONAL_HEADER final { - Kernel::UInt16 Magic; // 0x010b - PE32, 0x020b - PE32+ (64 bit) - Kernel::UInt8 MajorLinkerVersion; - Kernel::UInt8 MinorLinkerVersion; - Kernel::UInt32 SizeOfCode; - Kernel::UInt32 SizeOfInitializedData; - Kernel::UInt32 SizeOfUninitializedData; - Kernel::UInt32 AddressOfEntryPoint; - Kernel::UInt32 BaseOfCode; - Kernel::UInt64 ImageBase; - Kernel::UInt32 SectionAlignment; - Kernel::UInt32 FileAlignment; - Kernel::UInt16 MajorOperatingSystemVersion; - Kernel::UInt16 MinorOperatingSystemVersion; - Kernel::UInt16 MajorImageVersion; - Kernel::UInt16 MinorImageVersion; - Kernel::UInt16 MajorSubsystemVersion; - Kernel::UInt16 MinorSubsystemVersion; - Kernel::UInt32 Win32VersionValue; - Kernel::UInt32 SizeOfImage; - Kernel::UInt32 SizeOfHeaders; - Kernel::UInt32 CheckSum; - Kernel::UInt16 Subsystem; - Kernel::UInt16 DllCharacteristics; - Kernel::UInt32 SizeOfStackReserve; - Kernel::UInt32 SizeOfStackCommit; - Kernel::UInt32 SizeOfHeapReserve; - Kernel::UInt32 SizeOfHeapCommit; - Kernel::UInt32 LoaderFlags; - Kernel::UInt32 NumberOfRvaAndSizes; -} LDR_OPTIONAL_HEADER, *LDR_OPTIONAL_HEADER_PTR; - -typedef struct LDR_SECTION_HEADER final { - Kernel::Char Name[8]; - Kernel::UInt32 VirtualSize; - Kernel::UInt32 VirtualAddress; - Kernel::UInt32 SizeOfRawData; - Kernel::UInt32 PointerToRawData; - Kernel::UInt32 PointerToRelocations; - Kernel::UInt32 PointerToLineNumbers; - Kernel::UInt16 NumberOfRelocations; - Kernel::UInt16 NumberOfLinenumbers; - Kernel::UInt32 Characteristics; -} LDR_SECTION_HEADER, *LDR_SECTION_HEADER_PTR; - -enum kExecDataDirParams { - kExecExport, - kExecImport, - kExecInvalid, - kExecCount, -}; - -typedef struct LDR_EXPORT_DIRECTORY { - Kernel::UInt32 Characteristics; - Kernel::UInt32 TimeDateStamp; - Kernel::UInt16 MajorVersion; - Kernel::UInt16 MinorVersion; - Kernel::UInt32 Name; - Kernel::UInt32 Base; - Kernel::UInt32 NumberOfFunctions; - Kernel::UInt32 NumberOfNames; - Kernel::UInt32 AddressOfFunctions; // export table rva - Kernel::UInt32 AddressOfNames; - Kernel::UInt32 AddressOfNameOrdinal; // ordinal table rva -} LDR_EXPORT_DIRECTORY, *LDR_EXPORT_DIRECTORY_PTR; - -typedef struct LDR_IMPORT_DIRECTORY { - union { - Kernel::UInt32 Characteristics; - Kernel::UInt32 OriginalFirstThunk; - }; - Kernel::UInt32 TimeDateStamp; - Kernel::UInt32 ForwarderChain; - Kernel::UInt32 NameRva; - Kernel::UInt32 ThunkTableRva; -} LDR_IMPORT_DIRECTORY, *LDR_IMPORT_DIRECTORY_PTR; - -typedef struct LDR_DATA_DIRECTORY { - Kernel::UInt32 VirtualAddress; - Kernel::UInt32 Size; -} LDR_DATA_DIRECTORY, *LDR_DATA_DIRECTORY_PTR; - -typedef struct LDR_IMAGE_HEADER { - LDR_EXEC_HEADER Header; - LDR_OPTIONAL_HEADER OptHdr; -} LDR_IMAGE_HEADER, *LDR_IMAGE_HEADER_PTR; - -enum { - kUserSection = 0x00000020, - kPEResourceId = 0xFFaadd00, -}; - -#endif /* ifndef __KERNELKIT_INC_PE_H__ */ diff --git a/dev/kernel/KernelKit/PE32CodeMgr.h b/dev/kernel/KernelKit/PE32CodeMgr.h deleted file mode 100644 index 52bc22b4..00000000 --- a/dev/kernel/KernelKit/PE32CodeMgr.h +++ /dev/null @@ -1,91 +0,0 @@ -/* ======================================== - - Copyright (C) 2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - - File: PE32CodeMgr.h - Purpose: PE32+ Code Mgr and Dylib mgr. - - Revision History: - - 12/02/24: Added file (amlel) - -======================================== */ - -#pragma once - -//////////////////////////////////////////////////// - -// LAST REV: Mon Feb 12 13:52:01 CET 2024 - -//////////////////////////////////////////////////// - -#include <KernelKit/FileMgr.h> -#include <KernelKit/ILoader.h> -#include <KernelKit/PE.h> -#include <NeKit/ErrorOr.h> -#include <NeKit/KString.h> - -#ifndef INC_PROCESS_SCHEDULER_H -#include <KernelKit/ProcessScheduler.h> -#endif - -#define kPeStackSizeSymbol "__NESizeOfReserveStack" -#define kPeHeapSizeSymbol "__NESizeOfReserveHeap" -#define kPeNameSymbol "__NEProgramName" - -#define kPeApplicationMime "application/vnd-portable-executable" - -#define kPeImageStart "__ImageStart" - -namespace Kernel { -/// -/// \name PE32Loader -/// \brief PE32+ loader class. -/// -class PE32Loader : public ILoader { - private: - explicit PE32Loader() = delete; - - public: - explicit PE32Loader(const VoidPtr blob); - explicit PE32Loader(const Char* path); - ~PE32Loader() override; - - public: - NE_COPY_DEFAULT(PE32Loader) - - public: - const Char* Path() override; - const Char* AsString() override; - const Char* MIME() override; - - public: - ErrorOr<VoidPtr> FindStart() override; - ErrorOr<VoidPtr> FindSectionByName(const Char* name); - ErrorOr<VoidPtr> FindSymbol(const Char* name, Int32 kind) override; - ErrorOr<VoidPtr> GetBlob() override; - - public: - bool IsLoaded() noexcept; - - private: -#ifdef __FSKIT_INCLUDES_NEFS__ - OwnPtr<FileStream<Char, NeFileSystemMgr>> fFile; -#elif defined(__FSKIT_INCLUDES_OPENHEFS__) - OwnPtr<FileStream<Char, HeFileSystemMgr>> fFile; -#else - OwnPtr<FileStream<Char>> fFile; -#endif // __FSKIT_INCLUDES_NEFS__ - - Ref<KString> fPath; - VoidPtr fCachedBlob; - BOOL fBad; -}; - -enum { kPEPlatformInvalid, kPEPlatformAMD64 = 100, kPEPlatformARM64 }; -enum { kPETypeInvalid, kPETypeText = 100, kPETypeData, kPETypeBSS }; - -typedef LDR_SECTION_HEADER PE_SECTION_INFO; - -ProcessID rtl_create_user_process(PE32Loader& exec, const Int32& process_kind) noexcept; -} // namespace Kernel
\ No newline at end of file diff --git a/dev/kernel/KernelKit/PEF.h b/dev/kernel/KernelKit/PEF.h deleted file mode 100644 index 94284c98..00000000 --- a/dev/kernel/KernelKit/PEF.h +++ /dev/null @@ -1,117 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - - File: PEF.h - Purpose: Preferred Executable Format for Kernel. - - Revision History: - - ?/?/23: Added file (amlel) - -======================================== */ - -#ifndef __KERNELKIT_PEF_H__ -#define __KERNELKIT_PEF_H__ - -#include <CompilerKit/CompilerKit.h> -#include <KernelKit/ILoader.h> -#include <NeKit/Defines.h> - -#define kPefMagic "Open" -#define kPefMagicFat "nepO" - -#define kPefMagicLen (5) - -#define kPefVersion (0x0500) -#define kPefNameLen (256U) - -/* not mandatory, only for non fork based filesystems. */ -#define kPefExt ".exec" -#define kPefDylibExt ".dylib" -#define kPefLibExt ".lib" -#define kPefObjectExt ".obj" -#define kPefDebugExt ".dbg" -#define kPefDriverExt ".sys" - -// Kernel System Binary Interface. -#define kPefAbi (0x5046) - -#define kPefBaseOrigin (0x40000000) - -#define kPefStart "__ImageStart" -#define kPefMainSymbol "_NeMain" - -#define kPefForkKind kPefMagic -#define kPefForkKindFAT kPefMagicFat - -namespace Kernel { -enum { - kPefArchIntel86S, - kPefArchAMD64, - kPefArchRISCV, - kPefArch64x0, /* 64x0. ISA */ - kPefArch32x0, /* 32x0. ISA */ - kPefArchPowerPC, - kPefArchARM64, - kPefArchCount = (kPefArchARM64 - kPefArchIntel86S) + 1, - kPefArchInvalid = 0xFF, -}; - -enum { - kPefSubArchGeneric = 0, - kPefSubArchAMD = 200, - kPefSubArchIntel, - kPefSubArchARM, - kPefSubArchIBM, -}; - -enum { - kPefKindInvalid = 0, - kPefKindExec = 1, /* .exec */ - kPefKindDylib = 2, /* .dylib */ - kPefKindObject = 4, /* .obj */ - kPefKindDebug = 5, /* .dbg */ - kPefKindDriver = 6, - kPefKindCount, -}; - -typedef struct PEFContainer final { - Char Magic[kPefMagicLen]; - UInt32 Linker; - UInt32 Version; - UInt32 Kind; - UInt32 Abi; - UInt32 Cpu; - UInt32 SubCpu; /* Cpu specific information */ - UIntPtr Start; - SizeT HdrSz; /* Size of header */ - SizeT Count; /* container header count */ - UInt32 Checksum; -} PACKED PEFContainer; - -/* First PEFCommandHeader starts after PEFContainer */ - -typedef struct PEFCommandHeader final { - Char Name[kPefNameLen]; /* container name */ - UInt32 Cpu; /* container cpu */ - UInt32 SubCpu; /* container sub-cpu */ - UInt32 Flags; /* container flags */ - UInt16 Kind; /* container kind */ - UIntPtr Offset; /* content offset */ - SizeT OffsetSize; /* offset size (physical size inside the file) */ - UIntPtr VMAddress; /* Virtual Address */ - SizeT VMSize; /* Virtual Size */ -} PACKED PEFCommandHeader; - -enum { - kPefInvalid = 0x0, - kPefCode = 0xC, - kPefData = 0xD, - kPefZero = 0xE, - kPefLinkerID = 0x1, - kPefCount = 4, -}; -} // namespace Kernel - -#endif /* ifndef __KERNELKIT_PEF_H__ */ diff --git a/dev/kernel/KernelKit/PEFCodeMgr.h b/dev/kernel/KernelKit/PEFCodeMgr.h deleted file mode 100644 index 41b135e0..00000000 --- a/dev/kernel/KernelKit/PEFCodeMgr.h +++ /dev/null @@ -1,75 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#ifndef _INC_CODE_MANAGER_PEF_H_ -#define _INC_CODE_MANAGER_PEF_H_ - -/// @file PEFCodeMgr.h -/// @brief PEF Code Manager header file. -/// @author Amlal El Mahrouss (amlal@nekernel.org) - -#include <KernelKit/FileMgr.h> -#include <KernelKit/PEF.h> -#include <NeKit/ErrorOr.h> -#include <NeKit/KString.h> - -#ifndef INC_PROCESS_SCHEDULER_H -#include <KernelKit/ProcessScheduler.h> -#endif - -#define kPefApplicationMime "application/vnd-nekernel-executable" - -namespace Kernel { -/// -/// \name PEFLoader -/// \brief PEF loader class. -/// -class PEFLoader : public ILoader { - private: - explicit PEFLoader() = delete; - - public: - explicit PEFLoader(const VoidPtr blob); - explicit PEFLoader(const Char* path); - ~PEFLoader() override; - - public: - NE_COPY_DEFAULT(PEFLoader) - - public: - const Char* Path() override; - const Char* AsString() override; - const Char* MIME() override; - - public: - ErrorOr<VoidPtr> FindStart() override; - ErrorOr<VoidPtr> FindSymbol(const Char* name, Int32 kind) override; - ErrorOr<VoidPtr> GetBlob() override; - - public: - bool IsLoaded() noexcept; - - private: -#ifdef __FSKIT_INCLUDES_NEFS__ - OwnPtr<FileStream<Char, NeFileSystemMgr>> fFile; -#elif defined(__FSKIT_INCLUDES_OPENHEFS__) - OwnPtr<FileStream<Char, HeFileSystemMgr>> fFile; -#else - OwnPtr<FileStream<Char>> fFile; -#endif // __FSKIT_INCLUDES_NEFS__ - - Ref<KString> fPath; - VoidPtr fCachedBlob; - BOOL fFatBinary{}; - BOOL fBad{}; -}; - -namespace Utils { - ProcessID rtl_create_user_process(PEFLoader& exec, const Int32& procKind) noexcept; -} // namespace Utils -} // namespace Kernel - -#endif // ifndef _INC_CODE_MANAGER_PEF_H_ diff --git a/dev/kernel/KernelKit/ProcessScheduler.h b/dev/kernel/KernelKit/ProcessScheduler.h deleted file mode 100644 index 7414e4fe..00000000 --- a/dev/kernel/KernelKit/ProcessScheduler.h +++ /dev/null @@ -1,18 +0,0 @@ -/* ======================================== - - Copyright (C) 2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <KernelKit/KernelTaskScheduler.h> -#include <KernelKit/UserProcessScheduler.h> - -#ifdef __NEOSKRNL__ -namespace Kernel { -inline UserProcessTeam kLowUserTeam; -inline UserProcessTeam kHighUserTeam; -inline UserProcessTeam kMidUserTeam; -} // namespace Kernel -#endif
\ No newline at end of file diff --git a/dev/kernel/KernelKit/Semaphore.h b/dev/kernel/KernelKit/Semaphore.h deleted file mode 100644 index 831774a5..00000000 --- a/dev/kernel/KernelKit/Semaphore.h +++ /dev/null @@ -1,110 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -/// @author Amlal El Mahrouss -/// @file Semaphore.h -/// @brief Semaphore structure and functions for synchronization in the kernel. - -#include <CompilerKit/CompilerKit.h> -#include <KernelKit/Timer.h> -#include <NeKit/Defines.h> - -#define kSemaphoreOwnerIndex (0U) -#define kSemaphoreCountIndex (1U) - -#define kSemaphoreCount (2U) - -#define kSemaphoreIncrementOwner(sem) (sem[kSemaphoreOwnerIndex]++) -#define kSemaphoreDecrementOwner(sem) (sem[kSemaphoreOwnerIndex]--) - -namespace Kernel { -/// @brief Semaphore structure used for synchronization. -typedef UInt64 SemaphoreArr[kSemaphoreCount]; - -/// @brief Checks if the semaphore is valid. -inline BOOL rtl_sem_is_valid(const SemaphoreArr& sem, UInt64 owner = 0) { - return sem[kSemaphoreOwnerIndex] == owner && sem[kSemaphoreCountIndex] > 0; -} - -/// @brief Releases the semaphore, resetting its owner and count. -/// @param sem -/// @return -inline BOOL rtl_sem_release(SemaphoreArr& sem) { - sem[kSemaphoreOwnerIndex] = 0; - sem[kSemaphoreCountIndex] = 0; - - return TRUE; -} - -/// @brief Initializes the semaphore with an owner and a count of zero. -/// @param sem the semaphore array to use. -/// @param owner the owner to set, could be anything identifitable. -/// @return -inline BOOL rtl_sem_acquire(SemaphoreArr& sem, UInt64 owner) { - if (!owner) { - err_global_get() = kErrorInvalidData; - return FALSE; // Invalid owner - } - - sem[kSemaphoreOwnerIndex] = owner; - sem[kSemaphoreCountIndex] = 0; - - return TRUE; -} - -/// @brief Waits for the semaphore to be available, blocking until it is. -/// @param sem -/// @param timeout -/// @param condition condition pointer. -/// @return -inline BOOL rtl_sem_wait(SemaphoreArr& sem, UInt64 owner, UInt64 timeout, - BOOL* condition = nullptr) { - if (!rtl_sem_is_valid(sem, owner)) { - return FALSE; - } - - if (timeout <= 0) { - err_global_get() = kErrorTimeout; - - return FALSE; - } - - if (!condition || *condition) { - if (sem[kSemaphoreCountIndex] == 0) { - err_global_get() = kErrorUnavailable; - return FALSE; - } - - err_global_get() = kErrorSuccess; - sem[kSemaphoreCountIndex]--; - - return TRUE; - } - - HardwareTimer timer(timeout); - BOOL ret = timer.Wait(); - - if (ret) { - if (!condition || *condition) { - if (sem[kSemaphoreCountIndex] == 0) { - err_global_get() = kErrorUnavailable; - return FALSE; - } - - err_global_get() = kErrorSuccess; - sem[kSemaphoreCountIndex]--; - - return TRUE; - } - } - - err_global_get() = kErrorTimeout; - - return FALSE; // Failed to acquire semaphore -} -} // namespace Kernel
\ No newline at end of file diff --git a/dev/kernel/KernelKit/ThreadLocalStorage.h b/dev/kernel/KernelKit/ThreadLocalStorage.h deleted file mode 100644 index 205d6df9..00000000 --- a/dev/kernel/KernelKit/ThreadLocalStorage.h +++ /dev/null @@ -1,68 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#ifndef KERNELKIT_TLS_H -#define KERNELKIT_TLS_H - -#include <NeKit/Defines.h> -#include <NeKit/ErrorOr.h> - -///! @brief Thread Local Storage for NeKernel. - -#define kCookieMag0Idx (0U) -#define kCookieMag1Idx (1U) -#define kCookieMag2Idx (2U) - -#define kCookieMag0 'N' -#define kCookieMag1 'K' -#define kCookieMag2 'O' - -#define kCookieMagLen (3U) - -struct THREAD_INFORMATION_BLOCK; - -/// @brief Thread Information Block. -/// Located in GS on AMD64, other architectures have their own stuff. (64x0, 32x0, ARM64) -struct PACKED THREAD_INFORMATION_BLOCK final { - Kernel::Char Cookie[kCookieMagLen]{0}; //! Thread Magic Number. - Kernel::VoidPtr UserData{nullptr}; //! Thread Information Record (User defined canary structure) -}; - -///! @brief Cookie Sanity check. -Kernel::Boolean tls_check_tib(THREAD_INFORMATION_BLOCK* the_tib); - -///! @brief new ptr syscall. -template <typename T> -T* tls_new_ptr(void) noexcept; - -///! @brief delete ptr syscall. -template <typename T> -Kernel::Boolean tls_delete_ptr(T* ptr) noexcept; - -//! @brief Delete process pointer. -//! @param obj The pointer to delete. -template <typename T> -inline Kernel::Bool tls_delete_ptr(Kernel::ErrorOr<T> obj) noexcept; - -//! @brief Delete process pointer. -//! @param obj The pointer to delete. -template <typename T> -inline Kernel::Bool tls_delete_ptr(Kernel::ErrorOr<T*> obj) noexcept; - -template <typename T, typename... Args> -T* tls_new_class(Args&&... args); - -/// @brief TLS install TIB and PIB. (syscall) -EXTERN_C Kernel::Void rt_install_tib(THREAD_INFORMATION_BLOCK* TIB, THREAD_INFORMATION_BLOCK* PIB); - -/// @brief TLS check (syscall) -EXTERN_C Kernel::Bool tls_check_syscall_impl(Kernel::VoidPtr TIB) noexcept; - -#include <KernelKit/ThreadLocalStorage.inl> - -// last rev 7/7/24 - -#endif /* ifndef KERNELKIT_TLS_H */ diff --git a/dev/kernel/KernelKit/ThreadLocalStorage.inl b/dev/kernel/KernelKit/ThreadLocalStorage.inl deleted file mode 100644 index 66a3d282..00000000 --- a/dev/kernel/KernelKit/ThreadLocalStorage.inl +++ /dev/null @@ -1,89 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -//! @file ThreadLocalStorage.inl -//! @brief Allocate resources from the process's heap storage. - -#ifndef INC_PROCESS_SCHEDULER_H -#include <KernelKit/ProcessScheduler.h> -#endif - -template <typename T> -inline T* tls_new_ptr(void) noexcept { - using namespace Kernel; - - auto ref_process = UserProcessScheduler::The().TheCurrentProcess(); - MUST_PASS(ref_process); - - auto pointer = ref_process.Leak().New(sizeof(T)); - - if (pointer.Error()) return nullptr; - - return reinterpret_cast<T*>(pointer.Leak().Leak()); -} - -//! @brief Delete process pointer. -//! @param obj The pointer to delete. -template <typename T> -inline Kernel::Bool tls_delete_ptr(T* obj) noexcept { - using namespace Kernel; - - if (!obj) return No; - - auto ref_process = UserProcessScheduler::The().TheCurrentProcess(); - MUST_PASS(ref_process); - - ErrorOr<T*> obj_wrapped{obj}; - - return ref_process.Leak().Delete(obj_wrapped); -} - -//! @brief Delete process pointer. -//! @param obj The pointer to delete. -template <typename T> -inline Kernel::Bool tls_delete_ptr(Kernel::ErrorOr<T> obj) noexcept { - return tls_delete_ptr(obj.Leak()); -} - -//! @brief Delete process pointer. -//! @param obj The pointer to delete. -template <typename T> -inline Kernel::Bool tls_delete_ptr(Kernel::ErrorOr<T*> obj) noexcept { - return tls_delete_ptr(obj->Leak()); -} - -/// @brief Allocate a C++ class, and then call the constructor of it. -/// @tparam T class type. -/// @tparam ...Args varg class type. -/// @param args arguments list. -/// @return Class instance. -template <typename T, typename... Args> -T* tls_new_class(Args&&... args) { - using namespace Kernel; - - T* obj = tls_new_ptr<T>(); - - if (obj) { - *obj = T(forward(args)...); - return obj; - } - - return nullptr; -} - -/// @brief Delete a C++ class (call constructor first.) -/// @tparam T -/// @param obj -/// @return -template <typename T> -inline Kernel::Bool tls_delete_class(T* obj) { - using namespace Kernel; - - if (!obj) return No; - - obj->~T(); - return tls_delete_ptr(obj); -} diff --git a/dev/kernel/KernelKit/Timer.h b/dev/kernel/KernelKit/Timer.h deleted file mode 100644 index 46db5671..00000000 --- a/dev/kernel/KernelKit/Timer.h +++ /dev/null @@ -1,75 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <ArchKit/ArchKit.h> -#include <KernelKit/KPC.h> - -namespace Kernel { -class SoftwareTimer; -class TimerInterface; - -inline constexpr Int16 kTimeUnit = 1000; - -class TimerInterface { - public: - /// @brief Default constructor - explicit TimerInterface() = default; - virtual ~TimerInterface() = default; - - public: - NE_COPY_DEFAULT(TimerInterface) - - public: - virtual BOOL Wait() noexcept; -}; - -class SoftwareTimer final : public TimerInterface { - public: - explicit SoftwareTimer(Int64 seconds); - ~SoftwareTimer() override; - - public: - NE_COPY_DEFAULT(SoftwareTimer) - - public: - BOOL Wait() noexcept override; - - private: - UIntPtr* fDigitalTimer{nullptr}; - Int64 fWaitFor{0}; -}; - -class HardwareTimer final : public TimerInterface { - public: - explicit HardwareTimer(UInt64 seconds); - ~HardwareTimer() override; - - public: - NE_COPY_DEFAULT(HardwareTimer) - - public: - BOOL Wait() noexcept override; - - private: - volatile UInt8* fDigitalTimer{nullptr}; - Int64 fWaitFor{0}; -}; - -inline UInt64 rtl_microseconds(UInt64 time) { - if (time < 1) return 0; - - // TODO: nanoseconds maybe? - return time / kTimeUnit; -} - -inline UInt64 rtl_milliseconds(UInt64 time) { - if (time < 1) return 0; - - return time; -} -} // namespace Kernel diff --git a/dev/kernel/KernelKit/TraceSrv.h b/dev/kernel/KernelKit/TraceSrv.h deleted file mode 100644 index df188ea2..00000000 --- a/dev/kernel/KernelKit/TraceSrv.h +++ /dev/null @@ -1,22 +0,0 @@ -/* ======================================== - - Copyright (C) 2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - NeKernel is licensed under the Apache License 2.0 license. - -======================================== */ - -#pragma once - -#include <CompilerKit/CompilerKit.h> - -namespace Kernel { -namespace Detail { - inline constexpr auto kDebugCmdLen = 256U; - inline constexpr auto kDebugPort = 51820; - inline constexpr auto kDebugMagic = "NE1.0.0;"; - inline constexpr auto kDebugVersion = 0x0100; - inline constexpr auto kDebugDelim = ';'; - inline constexpr auto kDebugEnd = '\r'; - typedef UInt64 dk_socket_type; -} // namespace Detail -} // namespace Kernel
\ No newline at end of file diff --git a/dev/kernel/KernelKit/UserMgr.h b/dev/kernel/KernelKit/UserMgr.h deleted file mode 100644 index 3ce6254d..00000000 --- a/dev/kernel/KernelKit/UserMgr.h +++ /dev/null @@ -1,95 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#ifndef INC_USER_H -#define INC_USER_H - -/* ======================================== - - Revision History: - - 04/03/25: Set users directory as /libSystem/ instead of /usr/ - - ======================================== */ - -#include <CompilerKit/CompilerKit.h> -#include <KernelKit/KPC.h> -#include <NeKit/Defines.h> -#include <NeKit/KString.h> - -///! We got the MGMT, STD (%s format) and GUEST users, -///! all are used to make authorized operations. -#define kMgmtUser "NEKERNEL/MGMT/%s" -#define kGuestUser "NEKERNEL/GUEST/%s" -#define kStdUser "NEKERNEL/STD/%s" - -#define kUsersDir "/users/" - -#define kMaxUserNameLen (256U) -#define kMaxUserTokenLen (256U) - -namespace Kernel { -class User; - -enum class UserRingKind : Int32 { - kRingInvalid = 0, - kRingStdUser = 444, - kRingSuperUser = 666, - kRingGuestUser = 777, - kRingCount = 3, -}; - -typedef Char* UserPublicKey; -typedef Char UserPublicKeyType; - -/// @brief System User class. -class User final { - public: - User() = delete; - - User(const Int32& sel, const Char* username); - User(const UserRingKind& kind, const Char* username); - - ~User(); - - public: - NE_COPY_DEFAULT(User) - - public: - bool operator==(const User& lhs); - bool operator!=(const User& lhs); - - public: - /// @brief Get software ring - const UserRingKind& Ring() noexcept; - - /// @brief Get user name - Char* Name() noexcept; - - /// @brief Is he a standard user? - Bool IsStdUser() noexcept; - - /// @brief Is she a super user? - Bool IsSuperUser() noexcept; - - /// @brief Saves a password from the public key. - Bool Save(const UserPublicKey password) noexcept; - - /// @brief Checks if a password matches the **password**. - /// @param password the password to check. - Bool Login(const UserPublicKey password) noexcept; - - private: - UserRingKind mUserRing{UserRingKind::kRingStdUser}; - Char mUserName[kMaxUserNameLen] = {0}; - UInt64 mUserFNV{0UL}; -}; - -inline User* kCurrentUser = nullptr; -inline User* kRootUser = nullptr; -} // namespace Kernel - -#endif /* ifndef INC_USER_H */ diff --git a/dev/kernel/KernelKit/UserProcessScheduler.h b/dev/kernel/KernelKit/UserProcessScheduler.h deleted file mode 100644 index b2ab7dc2..00000000 --- a/dev/kernel/KernelKit/UserProcessScheduler.h +++ /dev/null @@ -1,243 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#ifndef INC_PROCESS_SCHEDULER_H -#define INC_PROCESS_SCHEDULER_H - -/// @file UserProcessScheduler.h -/// @brief User Process Scheduler header file. -/// @author Amlal El Mahrouss (amlal@nekernel.org) - -#include <ArchKit/ArchKit.h> -#include <KernelKit/CoreProcessScheduler.h> -#include <KernelKit/LockDelegate.h> -#include <KernelKit/UserMgr.h> -#include <NeKit/MutableArray.h> - -//////////////////////////////////////////////////// -// Last revision date is: Fri Mar 28 2025 // -//////////////////////////////////////////////////// - -namespace Kernel { -//! @brief Forward declarations. - -class IDylibObject; -class UserProcessScheduler; -class UserProcessHelper; - -/***********************************************************************************/ -/// @name USER_PROCESS -/// @brief USER_PROCESS class, holds information about the running process/thread. -/***********************************************************************************/ -class USER_PROCESS final { - public: - explicit USER_PROCESS(); - ~USER_PROCESS(); - - public: - NE_COPY_DEFAULT(USER_PROCESS) - - public: - Char Name[kSchedNameLen] = {"USER_PROCESS"}; - ProcessSubsystem SubSystem{ProcessSubsystem::kProcessSubsystemUser}; - User* Owner{nullptr}; - HAL::StackFramePtr StackFrame{nullptr}; - AffinityKind Affinity{AffinityKind::kStandard}; - ProcessStatusKind Status{ProcessStatusKind::kKilled}; - UInt8 StackReserve[kSchedMaxStackSz]; - ProcessImage Image{}; - SizeT StackSize{kSchedMaxStackSz}; - IDylibObject* DylibDelegate{nullptr}; - SizeT MemoryCursor{0UL}; - SizeT MemoryLimit{kSchedMaxMemoryLimit}; - SizeT UsedMemory{0UL}; - - struct USER_PROCESS_SIGNAL final { - UIntPtr SignalArg{0}; - ProcessStatusKind Status{ProcessStatusKind::kKilled}; - UIntPtr SignalID{0}; - }; - - USER_PROCESS_SIGNAL Signal; - PROCESS_FILE_TREE<VoidPtr>* FileTree{nullptr}; - PROCESS_HEAP_TREE<VoidPtr>* HeapTree{nullptr}; - UserProcessTeam* ParentTeam; - - VoidPtr VMRegister{0UL}; - - enum { - kInvalidExecutableKind, - kExecutableKind, - kExecutableDylibKind, - kExecutableKindCount, - }; - - ProcessTime PTime{0}; //! @brief Process allocated tine. - ProcessTime RTime{0}; //! @brief Process run time. - ProcessTime UTime{0}; //! #brief Process used time. - - ProcessID ProcessId{kSchedInvalidPID}; - Int32 Kind{kExecutableKind}; - - public: - /***********************************************************************************/ - //! @brief boolean operator, check status. - /***********************************************************************************/ - explicit operator bool(); - - /***********************************************************************************/ - ///! @brief Crashes the app, exits with code ~0. - /***********************************************************************************/ - Void Crash(); - - /***********************************************************************************/ - ///! @brief Spawns a dynamic library handle if dylib. - /***********************************************************************************/ - Bool InitDylib(); - - /***********************************************************************************/ - ///! @brief Exits the app. - /***********************************************************************************/ - Void Exit(const Int32& exit_code = 0); - - /***********************************************************************************/ - ///! @brief TLS allocate. - ///! @param sz size of data structure. - ///! @param pad_amount amount to add after pointer. - ///! @return A wrapped pointer, or error code. - /***********************************************************************************/ - ErrorOr<VoidPtr> New(SizeT sz, SizeT pad_amount = 0); - - /***********************************************************************************/ - ///! @brief TLS free. - ///! @param ptr the pointer to free. - ///! @param sz the size of it. - /***********************************************************************************/ - template <typename T> - Boolean Delete(ErrorOr<T*> ptr); - - /***********************************************************************************/ - ///! @brief Wakes up thread. - /***********************************************************************************/ - Void Wake(Bool wakeup = false); - - public: - /***********************************************************************************/ - //! @brief Gets the local exit code. - /***********************************************************************************/ - KPCError& GetExitCode() noexcept; - - /***********************************************************************************/ - ///! @brief Get the process's name - ///! @example 'C Runtime Library' - /***********************************************************************************/ - const Char* GetName() noexcept; - - /***********************************************************************************/ - //! @brief return local error code of process. - //! @return Int32 local error code. - /***********************************************************************************/ - KPCError& GetLocalCode() noexcept; - - const User* GetOwner() noexcept; - const ProcessStatusKind& GetStatus() noexcept; - const AffinityKind& GetAffinity() noexcept; - - private: - KPCError LastExitCode{0}; - KPCError LocalCode{0}; - - friend UserProcessScheduler; - friend UserProcessHelper; -}; - -typedef Array<USER_PROCESS, kSchedProcessLimitPerTeam> USER_PROCESS_ARRAY; -typedef Ref<USER_PROCESS> USER_PROCESS_REF; - -/// \brief Processs Team (contains multiple processes inside it.) -/// Equivalent to a process batch -class UserProcessTeam final { - public: - explicit UserProcessTeam(); - ~UserProcessTeam() = default; - - NE_COPY_DEFAULT(UserProcessTeam) - - Array<USER_PROCESS, kSchedProcessLimitPerTeam>& AsArray(); - Ref<USER_PROCESS>& AsRef(); - ProcessID& Id() noexcept; - - public: - USER_PROCESS_ARRAY mProcessList; - USER_PROCESS_REF mCurrentProcess; - ProcessID mTeamId{0}; - ProcessID mProcessCur{0}; -}; - -/***********************************************************************************/ -/// @brief USER_PROCESS scheduler class. -/// The main class which you call to schedule user processes. -/***********************************************************************************/ -class UserProcessScheduler final : public ISchedulable { - friend class UserProcessHelper; - - public: - explicit UserProcessScheduler() = default; - ~UserProcessScheduler() override = default; - - NE_COPY_DELETE(UserProcessScheduler) - NE_MOVE_DELETE(UserProcessScheduler) - - public: - explicit operator bool(); - bool operator!(); - - public: - UserProcessTeam& TheCurrentTeam(); - BOOL SwitchTeam(UserProcessTeam& team); - - public: - ProcessID Spawn(const Char* name, VoidPtr code, VoidPtr image); - Void Remove(ProcessID process_id); - - Bool IsUser() override; - Bool IsKernel() override; - Bool HasMP() override; - - public: - USER_PROCESS_REF& TheCurrentProcess(); - SizeT Run() noexcept; - - public: - STATIC UserProcessScheduler& The(); - - private: - UserProcessTeam mTeam{}; -}; - -/***********************************************************************************/ -/** - * \brief USER_PROCESS helper class, which contains needed utilities for the scheduler. - */ -/***********************************************************************************/ - -class UserProcessHelper final { - public: - STATIC Bool Switch(HAL::StackFramePtr frame_ptr, ProcessID new_pid); - STATIC Bool CanBeScheduled(const USER_PROCESS& process); - STATIC ErrorOr<ProcessID> TheCurrentPID(); - STATIC SizeT StartScheduling(); -}; -} // namespace Kernel - -#include <KernelKit/ThreadLocalStorage.h> -#include <KernelKit/UserProcessScheduler.inl> - -//////////////////////////////////////////////////// -// END -//////////////////////////////////////////////////// - -#endif /* ifndef INC_PROCESS_SCHEDULER_H */ diff --git a/dev/kernel/KernelKit/UserProcessScheduler.inl b/dev/kernel/KernelKit/UserProcessScheduler.inl deleted file mode 100644 index 3d3659d6..00000000 --- a/dev/kernel/KernelKit/UserProcessScheduler.inl +++ /dev/null @@ -1,64 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - - FILE: UserProcessScheduler.inl - PURPOSE: Low level/Ring-3 process scheduler. - -======================================== */ - -/// @brief USER_PROCESS inline definitions. -/// @author Amlal El Mahrouss (amlal@nekernel.org) -/// @date Tue Apr 22 22:01:07 CEST 2025 - -#ifndef INC_PROCESS_SCHEDULER_H -#include <KernelKit/UserProcessScheduler.h> -#endif // INC_PROCESS_SCHEDULER_H - -namespace Kernel { -/***********************************************************************************/ -/** @brief Free pointer/file from usage. */ -/***********************************************************************************/ - -template <typename T> -BOOL USER_PROCESS::Delete(ErrorOr<T*> ptr) { - if (!ptr) return No; - - if (!this->HeapTree) { - kout << "USER_PROCESS's heap is empty.\r"; - return No; - } - - PROCESS_HEAP_TREE<VoidPtr>* entry = this->HeapTree; - - while (entry != nullptr) { - if (entry->Entry == ptr.Leak().Leak()) { - this->UsedMemory -= entry->EntrySize; - -#ifdef __NE_AMD64__ - auto pd = hal_read_cr3(); - - hal_write_cr3(this->VMRegister); - - auto ret = mm_free_ptr(entry->Entry); - - hal_write_cr3(pd); - - return ret == kErrorSuccess; -#else - Bool ret = mm_free_ptr(ptr.Leak().Leak()); - - return ret == kErrorSuccess; -#endif - } - - entry = entry->Next; - } - - kout << "USER_PROCESS: Trying to free a pointer which doesn't exist.\r"; - - this->Crash(); - - return No; -} -} // namespace Kernel diff --git a/dev/kernel/KernelKit/XCOFF.h b/dev/kernel/KernelKit/XCOFF.h deleted file mode 100644 index cbee6100..00000000 --- a/dev/kernel/KernelKit/XCOFF.h +++ /dev/null @@ -1,51 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - - File: XCOFF.h - Purpose: XCOFF for Kernel. - - Revision History: - - 04/07/24: Added file (amlel) - -======================================== */ - -#ifndef INC_XOCFF_H -#define INC_XOCFF_H - -#include <NeKit/Defines.h> - -#define kXCOFF64Magic (0x01F7) -#define kXCOFF64ForkNameLen (256U) - -#define kXCOFFRelFlg (0x0001) -#define kXCOFFExecutable (0x0002) -#define kXCOFFLnno (0x0004) -#define kXCOFFLSyms (0x0008) - -struct XCOFF_FILE_HEADER; -struct XCOFF_FORK_HEADER; - -/// @brief XCoff file header, meant for POWER apps. -typedef struct XCOFF_FILE_HEADER { - Kernel::UInt16 fMagic; - Kernel::UInt16 fTarget; - Kernel::UInt16 fNumSecs; - Kernel::UInt32 fTimeDat; - Kernel::UIntPtr fSymPtr; - Kernel::UInt32 fNumSyms; - Kernel::UInt16 fOptHdr; // ?: Number of bytes in optional header -} XCOFF_FILE_HEADER, XCOFF_FILE_HEADER32, XCOFF_FILE_HEADER64; - -/// @brief This the executable's manifest fork, designed for NeFS. -/// @param fPropertiesXMLFork The XML fork of the executable. -/// @param fDynamicLoaderFork The DYLD fork metadata. -/// @param fCodeSignFork Executable's certificate contained in a fork. -typedef struct XCOFF_FORK_HEADER { - Kernel::Char fPropertiesXMLFork[kXCOFF64ForkNameLen]; - Kernel::Char fDynamicLoaderFork[kXCOFF64ForkNameLen]; - Kernel::Char fCodeSignFork[kXCOFF64ForkNameLen]; -} XCOFF_FORK_HEADER; - -#endif // ifndef INC_XOCFF_H diff --git a/dev/kernel/KernelKit/ZXD.h b/dev/kernel/KernelKit/ZXD.h deleted file mode 100644 index a4b07bfa..00000000 --- a/dev/kernel/KernelKit/ZXD.h +++ /dev/null @@ -1,53 +0,0 @@ -/* ======================================== - - Copyright (C) 2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#pragma once - -#include <NeKit/Defines.h> - -#define kZXDMagicNumber (0x2010AF) -#define kZXDVersion (0x0001) - -namespace Kernel { -struct ZXD_EXEC_HEADER; -struct ZXD_STUB_HEADER; - -enum ZXD_FLAGS { - kZXDFlagsInvalid, - kZXDFlagsDriver, - kZXDFlagsCount, -}; - -/// @brief ZXD executable header -/// @details This header is used to identify ZXD executable files. -struct PACKED ZXD_EXEC_HEADER final { - UInt32 fMagic; - UInt32 fVersion; - UInt32 fFlags; - UInt32 fHdrSize; - UInt32 fCRC32; - UInt32 fAssigneeSignature; - UInt32 fIssuerSingature; - UIntPtr fExecOffset; - SizeT fExecSize; - UIntPtr fStubOffset; - SizeT fStubSize; - SizeT fStubAlign; - SizeT fStubCount; -}; - -/// @brief ZXD stub header -/// @details This header is used to identify ZXD stub files. It contains the size of the stub, the -/// offset of the stub, and the CRC32 checksum of the stub. -struct PACKED ZXD_STUB_HEADER final { - UInt32 fStubSize; - UInt32 fStubOffset; - UInt32 fStubCRC32; -}; - -using ZXD_EXEC_HEADER_PTR = ZXD_EXEC_HEADER*; -using ZXD_STUB_HEADER_PTR = ZXD_STUB_HEADER*; -} // namespace Kernel |