diff options
| author | Amlal El Mahrouss <amlal@nekernel.org> | 2025-11-24 03:02:43 +0100 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal@nekernel.org> | 2025-11-24 03:02:43 +0100 |
| commit | 83d870e58457a1d335a1d9b9966a6a1887cc297b (patch) | |
| tree | 72888f88c7728c82f3f6df1f4f70591de15eab36 /dev/kernel/HALKit/AMD64/HalKernelMain.cc | |
| parent | ab37adbacf0f33845804c788b39680cd754752a8 (diff) | |
feat! breaking changes on kernel sources.
Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
Diffstat (limited to 'dev/kernel/HALKit/AMD64/HalKernelMain.cc')
| -rw-r--r-- | dev/kernel/HALKit/AMD64/HalKernelMain.cc | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/dev/kernel/HALKit/AMD64/HalKernelMain.cc b/dev/kernel/HALKit/AMD64/HalKernelMain.cc deleted file mode 100644 index e23c5bc1..00000000 --- a/dev/kernel/HALKit/AMD64/HalKernelMain.cc +++ /dev/null @@ -1,160 +0,0 @@ -/* ======================================== - - Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under the Apache 2.0 license. - -======================================== */ - -#include <ArchKit/ArchKit.h> -#include <CFKit/Property.h> -#include <FirmwareKit/EFI/API.h> -#include <FirmwareKit/EFI/EFI.h> -#include <KernelKit/CodeMgr.h> -#include <KernelKit/HardwareThreadScheduler.h> -#include <KernelKit/ProcessScheduler.h> -#include <KernelKit/Timer.h> -#include <NetworkKit/IPC.h> -#include <StorageKit/AHCI.h> -#include <misc/BenchKit/HWChronometer.h> -#include <modules/ACPI/ACPIFactoryInterface.h> -#include <modules/CoreGfx/TextGfx.h> - -#ifndef __NE_MODULAR_KERNEL_COMPONENTS__ -EXTERN_C Kernel::VoidPtr kInterruptVectorTable[]; - -/// @brief Kernel init function. -/// @param handover_hdr Handover boot header. -EXTERN_C Int32 hal_init_platform(Kernel::HEL::BootInfoHeader* handover_hdr) { - using namespace Kernel; - - if (handover_hdr->f_Magic != kHandoverMagic && handover_hdr->f_Version != kHandoverVersion) { - return kEfiFail; - } - - HAL::rt_sti(); - - fw_init_efi((EfiSystemTable*) handover_hdr->f_FirmwareCustomTables[1]); - - Boot::ExitBootServices(handover_hdr->f_HardwareTables.f_ImageKey, - handover_hdr->f_HardwareTables.f_ImageHandle); - - kHandoverHeader = handover_hdr; - - kKernelVM = kHandoverHeader->f_PageStart; - - if (!kKernelVM) { - MUST_PASS(kKernelVM); - return kEfiFail; - } - - hal_write_cr3(kKernelVM); - - /************************************** */ - /* INITIALIZE BIT MAP. */ - /************************************** */ - - kBitMapCursor = 0UL; - kKernelBitMpSize = kHandoverHeader->f_BitMapSize; - kKernelBitMpStart = - reinterpret_cast<VoidPtr>(reinterpret_cast<UIntPtr>(kHandoverHeader->f_BitMapStart)); - - /************************************** */ - /* INITIALIZE GDT AND SEGMENTS. */ - /************************************** */ - - STATIC CONST auto kGDTEntriesCount = 8; - - STATIC HAL::Detail::NE_TSS kKernelTSS{}; - - kKernelTSS.fRsp0 = (UInt64) kHandoverHeader->f_StackTop; - kKernelTSS.fIopb = sizeof(HAL::Detail::NE_TSS); - - /* The GDT, mostly descriptors for user and kernel segments. */ - STATIC HAL::Detail::NE_GDT_ENTRY ALIGN(0x08) kGDTArray[kGDTEntriesCount] = { - {.fLimitLow = 0, - .fBaseLow = 0, - .fBaseMid = 0, - .fAccessByte = 0x00, - .fFlags = 0x00, - .fBaseHigh = 0}, // Null entry - {.fLimitLow = 0x0, - .fBaseLow = 0, - .fBaseMid = 0, - .fAccessByte = 0x9A, - .fFlags = 0xAF, - .fBaseHigh = 0}, // Kernel code - {.fLimitLow = 0x0, - .fBaseLow = 0, - .fBaseMid = 0, - .fAccessByte = 0x92, - .fFlags = 0xCF, - .fBaseHigh = 0}, // Kernel data - {}, // TSS data low - {}, // TSS data high - {.fLimitLow = 0x0, - .fBaseLow = 0, - .fBaseMid = 0, - .fAccessByte = 0xFA, - .fFlags = 0xAF, - .fBaseHigh = 0}, // User code - {.fLimitLow = 0x0, - .fBaseLow = 0, - .fBaseMid = 0, - .fAccessByte = 0xF2, - .fFlags = 0xCF, - .fBaseHigh = 0}, // User data - }; - - kGDTArray[3].fLimitLow = sizeof(HAL::Detail::NE_TSS) - 1; - kGDTArray[3].fBaseLow = ((UIntPtr) &kKernelTSS) & 0xFFFF; - kGDTArray[3].fBaseMid = (((UIntPtr) &kKernelTSS) >> 16) & 0xFF; - kGDTArray[3].fAccessByte = 0x89; // Present, type 9 = 64-bit available TSS - kGDTArray[3].fFlags = 0x20 | ((((UIntPtr) &kKernelTSS) >> 24) & 0x0F); - kGDTArray[3].fBaseHigh = (((UIntPtr) &kKernelTSS) >> 24) & 0xFF; - - kGDTArray[4].fLimitLow = ((UIntPtr) &kKernelTSS >> 32) & 0xFFFF; - kGDTArray[4].fBaseLow = 0; - kGDTArray[4].fBaseMid = 0; - kGDTArray[4].fAccessByte = 0; - kGDTArray[4].fFlags = 0; - kGDTArray[4].fBaseHigh = 0; - - FB::cg_clear_video(); - - // Load memory descriptors. - HAL::Register64 gdt_reg; - - gdt_reg.Base = reinterpret_cast<UIntPtr>(kGDTArray); - gdt_reg.Limit = (sizeof(HAL::Detail::NE_GDT_ENTRY) * kGDTEntriesCount) - 1; - - //! GDT will load hal_read_init after it successfully loads the segments. - HAL::GDTLoader gdt_loader; - gdt_loader.Load(gdt_reg); - - return kEfiFail; -} - -EXTERN_C Kernel::Void hal_real_init(Kernel::Void) { -#ifdef __FSKIT_INCLUDES_OPENHEFS__ - OpenHeFS::fs_init_openhefs(); -#endif - -#ifdef __FSKIT_INCLUDES_NEFS__ - NeFS::fs_init_nefs(); -#endif - - UserProcessScheduler::The().SwitchTeam(kHighUserTeam); - - rtl_create_user_process([]() -> void { while (YES); }, "NeKernel"); - - HAL::mp_init_cores(kHandoverHeader->f_HardwareTables.f_VendorPtr); - - HAL::Register64 idt_reg; - idt_reg.Base = reinterpret_cast<UIntPtr>(kInterruptVectorTable); - - HAL::IDTLoader idt_loader; - idt_loader.Load(idt_reg); - - while (YES) - ; -} -#endif // ifndef __NE_MODULAR_KERNEL_COMPONENTS__ |
