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authorAmlal El Mahrouss <amlal.elmahrouss@icloud.com>2025-03-23 19:13:48 +0100
committerAmlal El Mahrouss <amlal.elmahrouss@icloud.com>2025-03-23 19:15:17 +0100
commita13e1c0911c0627184bc38f18c7fdda64447b3ad (patch)
tree073a62c09bf216e85a3f310376640fa1805147f9 /dev/Kernel/HALKit/AMD64/HalKernelMain.cc
parent149fa096eb306d03686b3b67e813cf1a78e08cd0 (diff)
meta(kernel): Reworked repository's filesystem structure.
Removing useless parts of the project too. Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Diffstat (limited to 'dev/Kernel/HALKit/AMD64/HalKernelMain.cc')
-rw-r--r--dev/Kernel/HALKit/AMD64/HalKernelMain.cc117
1 files changed, 0 insertions, 117 deletions
diff --git a/dev/Kernel/HALKit/AMD64/HalKernelMain.cc b/dev/Kernel/HALKit/AMD64/HalKernelMain.cc
deleted file mode 100644
index e87e6fb1..00000000
--- a/dev/Kernel/HALKit/AMD64/HalKernelMain.cc
+++ /dev/null
@@ -1,117 +0,0 @@
-/* -------------------------------------------
-
- Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved.
-
-------------------------------------------- */
-
-#include <StorageKit/AHCI.h>
-#include <ArchKit/ArchKit.h>
-#include <KernelKit/UserProcessScheduler.h>
-#include <KernelKit/HardwareThreadScheduler.h>
-#include <KernelKit/CodeMgr.h>
-#include <Mod/ACPI/ACPIFactoryInterface.h>
-#include <NetworkKit/IPC.h>
-#include <CFKit/Property.h>
-#include <Mod/CoreGfx/TextMgr.h>
-
-EXTERN_C NeOS::VoidPtr kInterruptVectorTable[];
-EXTERN_C NeOS::VoidPtr mp_user_switch_proc;
-EXTERN_C NeOS::Char mp_user_switch_proc_stack_begin[];
-
-STATIC NeOS::Void hal_init_scheduler_team()
-{
- for (NeOS::SizeT i = 0U; i < NeOS::UserProcessScheduler::The().CurrentTeam().AsArray().Count(); ++i)
- {
- NeOS::UserProcessScheduler::The().CurrentTeam().AsArray()[i] = NeOS::UserProcess();
- NeOS::UserProcessScheduler::The().CurrentTeam().AsArray()[i].Status = NeOS::ProcessStatusKind::kKilled;
- }
-}
-
-STATIC NeOS::UInt64 hal_rdtsc_fn()
-{
- NeOS::UInt32 lo, hi;
- __asm__ volatile("rdtsc"
- : "=a"(lo), "=d"(hi));
-
- return ((NeOS::UInt64)hi << 32) | lo;
-}
-
-STATIC NeOS::UInt64 kStartTim, kEndTim;
-
-/// @brief Kernel init procedure.
-EXTERN_C void hal_init_platform(
- NeOS::HEL::BootInfoHeader* handover_hdr)
-{
- kStartTim = hal_rdtsc_fn();
-
- kHandoverHeader = handover_hdr;
-
- if (kHandoverHeader->f_Magic != kHandoverMagic &&
- kHandoverHeader->f_Version != kHandoverVersion)
- {
- return;
- }
-
- hal_init_scheduler_team();
-
- /************************************** */
- /* INITIALIZE BIT MAP. */
- /************************************** */
-
- kKernelBitMpSize = kHandoverHeader->f_BitMapSize;
- kKernelBitMpStart = reinterpret_cast<NeOS::VoidPtr>(
- reinterpret_cast<NeOS::UIntPtr>(kHandoverHeader->f_BitMapStart));
-
- /************************************** */
- /* INITIALIZE GDT AND SEGMENTS. */
- /************************************** */
-
- STATIC CONST auto kGDTEntriesCount = 6;
-
- /* GDT, mostly descriptors for user and kernel segments. */
- STATIC NeOS::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
- {.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
- };
-
- // Load memory descriptors.
- NeOS::HAL::RegisterGDT gdt_reg;
-
- gdt_reg.Base = reinterpret_cast<NeOS::UIntPtr>(kGDTArray);
- gdt_reg.Limit = (sizeof(NeOS::HAL::Detail::NE_GDT_ENTRY) * kGDTEntriesCount) - 1;
-
- FB::fb_clear_video();
-
- //! GDT will load hal_read_init after it successfully loads the segments.
- NeOS::HAL::GDTLoader gdt_loader;
- gdt_loader.Load(gdt_reg);
-
- NeOS::ke_panic(RUNTIME_CHECK_BOOTSTRAP);
-}
-
-EXTERN_C NeOS::Void hal_real_init(NeOS::Void) noexcept
-{
- NeOS::NeFS::fs_init_nefs();
-
- NeOS::HAL::mp_get_cores(kHandoverHeader->f_HardwareTables.f_VendorPtr);
-
- NeOS::HAL::Register64 idt_reg;
-
- idt_reg.Base = (NeOS::UIntPtr)kInterruptVectorTable;
-
- NeOS::HAL::IDTLoader idt_loader;
-
- kEndTim = hal_rdtsc_fn();
-
- kout << "Cycles Spent Before Userland: " << NeOS::number(kEndTim - kStartTim) << kendl;
-
- idt_loader.Load(idt_reg);
-
- while (YES)
- {
- continue;
- }
-}