From f0acad6f3206079d804b2f59aace0dc32dbeb6dc Mon Sep 17 00:00:00 2001 From: Amlal El Mahrouss Date: Thu, 19 Feb 2026 08:14:48 +0100 Subject: kernel: lots of tweaks and improvements, WIP: ASN, FileMgr support for OpenHeFS. Signed-off-by: Amlal El Mahrouss --- src/kernel/HALKit/AMD64/HalKernelMain.cc | 164 ------------------------------- 1 file changed, 164 deletions(-) delete mode 100644 src/kernel/HALKit/AMD64/HalKernelMain.cc (limited to 'src/kernel/HALKit/AMD64/HalKernelMain.cc') diff --git a/src/kernel/HALKit/AMD64/HalKernelMain.cc b/src/kernel/HALKit/AMD64/HalKernelMain.cc deleted file mode 100644 index 7e6579de..00000000 --- a/src/kernel/HALKit/AMD64/HalKernelMain.cc +++ /dev/null @@ -1,164 +0,0 @@ -// Copyright 2024-2025, Amlal El Mahrouss (amlal@nekernel.org) -// Licensed under the Apache License, Version 2.0 (see LICENSE file) -// Official repository: https://github.com/nekernel-org/nekernel - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#ifndef __NE_MODULAR_KERNEL_COMPONENTS__ -EXTERN_C Kernel::VoidPtr kInterruptVectorTable[]; - -/// @brief Kernel init function. -/// @param handover_hdr Handover boot header. -EXTERN_C Kernel::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(reinterpret_cast(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(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) { - HAL::mp_init_cores(kHandoverHeader->f_HardwareTables.f_VendorPtr); - - HAL::Register64 idt_reg; - idt_reg.Base = reinterpret_cast(kInterruptVectorTable); - - HAL::IDTLoader idt_loader; - idt_loader.Load(idt_reg); - -#ifdef __FSKIT_INCLUDES_OPENHEFS__ - OpenHeFS::fs_init_openhefs(); - HeFileSystemMgr::Mount(new HeFileSystemMgr()); -#endif - -#ifdef __FSKIT_INCLUDES_NEFS__ - NeFS::fs_init_nefs(); - NeFileSystemMgr::Mount(new NeFileSystemMgr()); -#endif - - UserProcessScheduler::The().SwitchTeam(kRTUserTeam); - - PEFLoader ldr("/system/init.out"); - - if (ldr.IsLoaded()) rtl_create_user_process(ldr, UserProcess::ExecutableKind::kExecutableKind); - - UserProcessScheduler::The().SwitchTeam(kMidUserTeam); - - while (YES); -} -#endif // ifndef __NE_MODULAR_KERNEL_COMPONENTS__ -- cgit v1.2.3