summaryrefslogtreecommitdiffhomepage
path: root/dev/kernel/HALKit/AMD64/HalKernelMain.cc
diff options
context:
space:
mode:
authorAmlal <amlal@nekernel.org>2025-04-25 13:08:33 +0200
committerAmlal <amlal@nekernel.org>2025-04-25 13:08:33 +0200
commitfb790b07aeba8e22e4190cf3e1834d11ecde6c96 (patch)
tree4cec7d1b321307b1d5935577631dae116a658a37 /dev/kernel/HALKit/AMD64/HalKernelMain.cc
parent63a2d92c5dfe976175cda024ec01905d11b43738 (diff)
dev: better .clang-format, ran format command.
Signed-off-by: Amlal <amlal@nekernel.org>
Diffstat (limited to 'dev/kernel/HALKit/AMD64/HalKernelMain.cc')
-rw-r--r--dev/kernel/HALKit/AMD64/HalKernelMain.cc204
1 files changed, 111 insertions, 93 deletions
diff --git a/dev/kernel/HALKit/AMD64/HalKernelMain.cc b/dev/kernel/HALKit/AMD64/HalKernelMain.cc
index 0c680f97..82020520 100644
--- a/dev/kernel/HALKit/AMD64/HalKernelMain.cc
+++ b/dev/kernel/HALKit/AMD64/HalKernelMain.cc
@@ -1,125 +1,143 @@
/* -------------------------------------------
- Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved.
+ Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved.
------------------------------------------- */
-#include <StorageKit/AHCI.h>
#include <ArchKit/ArchKit.h>
-#include <KernelKit/ProcessScheduler.h>
-#include <KernelKit/HardwareThreadScheduler.h>
-#include <KernelKit/CodeMgr.h>
-#include <modules/ACPI/ACPIFactoryInterface.h>
-#include <NetworkKit/IPC.h>
#include <CFKit/Property.h>
-#include <modules/CoreGfx/TextGfx.h>
-#include <KernelKit/Timer.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 <modules/ACPI/ACPIFactoryInterface.h>
+#include <modules/CoreGfx/TextGfx.h>
EXTERN_C Kernel::VoidPtr kInterruptVectorTable[];
-STATIC Kernel::Void hal_pre_init_scheduler() noexcept
-{
- for (Kernel::SizeT i = 0U; i < Kernel::UserProcessScheduler::The().CurrentTeam().AsArray().Count(); ++i)
- {
- Kernel::UserProcessScheduler::The().CurrentTeam().AsArray()[i] = Kernel::USER_PROCESS();
- }
+STATIC Kernel::Void hal_pre_init_scheduler() noexcept {
+ for (Kernel::SizeT i = 0U;
+ i < Kernel::UserProcessScheduler::The().CurrentTeam().AsArray().Count(); ++i) {
+ Kernel::UserProcessScheduler::The().CurrentTeam().AsArray()[i] = Kernel::USER_PROCESS();
+ }
}
/// @brief Kernel init procedure.
-EXTERN_C Int32 hal_init_platform(
- Kernel::HEL::BootInfoHeader* handover_hdr)
-{
- if (handover_hdr->f_Magic != kHandoverMagic &&
- handover_hdr->f_Version != kHandoverVersion)
- {
- return kEfiFail;
- }
-
- kHandoverHeader = handover_hdr;
-
- FB::fb_clear_video();
-
- fw_init_efi((EfiSystemTable*)handover_hdr->f_FirmwareCustomTables[1]);
-
- Boot::ExitBootServices(handover_hdr->f_HardwareTables.f_ImageKey, handover_hdr->f_HardwareTables.f_ImageHandle);
-
- /************************************** */
- /* INITIALIZE BIT MAP. */
- /************************************** */
-
- kKernelBitMpSize = kHandoverHeader->f_BitMapSize;
- kKernelBitMpStart = reinterpret_cast<Kernel::VoidPtr>(
- reinterpret_cast<Kernel::UIntPtr>(kHandoverHeader->f_BitMapStart));
-
- /************************************** */
- /* INITIALIZE GDT AND SEGMENTS. */
- /************************************** */
-
- STATIC CONST auto kGDTEntriesCount = 6;
-
- /* GDT, mostly descriptors for user and kernel segments. */
- STATIC Kernel::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.
- Kernel::HAL::Register64 gdt_reg;
-
- gdt_reg.Base = reinterpret_cast<Kernel::UIntPtr>(kGDTArray);
- gdt_reg.Limit = (sizeof(Kernel::HAL::Detail::NE_GDT_ENTRY) * kGDTEntriesCount) - 1;
-
- //! GDT will load hal_read_init after it successfully loads the segments.
- Kernel::HAL::GDTLoader gdt_loader;
- gdt_loader.Load(gdt_reg);
-
- return kEfiFail;
+EXTERN_C Int32 hal_init_platform(Kernel::HEL::BootInfoHeader* handover_hdr) {
+ if (handover_hdr->f_Magic != kHandoverMagic && handover_hdr->f_Version != kHandoverVersion) {
+ return kEfiFail;
+ }
+
+ kHandoverHeader = handover_hdr;
+
+ FB::fb_clear_video();
+
+ fw_init_efi((EfiSystemTable*) handover_hdr->f_FirmwareCustomTables[1]);
+
+ Boot::ExitBootServices(handover_hdr->f_HardwareTables.f_ImageKey,
+ handover_hdr->f_HardwareTables.f_ImageHandle);
+
+ /************************************** */
+ /* INITIALIZE BIT MAP. */
+ /************************************** */
+
+ kKernelBitMpSize = kHandoverHeader->f_BitMapSize;
+ kKernelBitMpStart = reinterpret_cast<Kernel::VoidPtr>(
+ reinterpret_cast<Kernel::UIntPtr>(kHandoverHeader->f_BitMapStart));
+
+ /************************************** */
+ /* INITIALIZE GDT AND SEGMENTS. */
+ /************************************** */
+
+ STATIC CONST auto kGDTEntriesCount = 6;
+
+ /* GDT, mostly descriptors for user and kernel segments. */
+ STATIC Kernel::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.
+ Kernel::HAL::Register64 gdt_reg;
+
+ gdt_reg.Base = reinterpret_cast<Kernel::UIntPtr>(kGDTArray);
+ gdt_reg.Limit = (sizeof(Kernel::HAL::Detail::NE_GDT_ENTRY) * kGDTEntriesCount) - 1;
+
+ //! GDT will load hal_read_init after it successfully loads the segments.
+ Kernel::HAL::GDTLoader gdt_loader;
+ gdt_loader.Load(gdt_reg);
+
+ return kEfiFail;
}
-EXTERN_C Kernel::Void hal_real_init(Kernel::Void) noexcept
-{
- hal_pre_init_scheduler();
+EXTERN_C Kernel::Void hal_real_init(Kernel::Void) noexcept {
+ hal_pre_init_scheduler();
- Kernel::NeFS::fs_init_nefs();
+ Kernel::NeFS::fs_init_nefs();
- Kernel::HAL::mp_init_cores(kHandoverHeader->f_HardwareTables.f_VendorPtr);
+ Kernel::HAL::mp_init_cores(kHandoverHeader->f_HardwareTables.f_VendorPtr);
- Kernel::HAL::Register64 idt_reg;
- idt_reg.Base = (Kernel::UIntPtr)kInterruptVectorTable;
+ Kernel::HAL::Register64 idt_reg;
+ idt_reg.Base = (Kernel::UIntPtr) kInterruptVectorTable;
- Kernel::HAL::IDTLoader idt_loader;
+ Kernel::HAL::IDTLoader idt_loader;
- idt_loader.Load(idt_reg);
+ idt_loader.Load(idt_reg);
- /// after the scheduler runs, we must look over teams, every 5000s in order to schedule every process according to their affinity fairly.
+ /// after the scheduler runs, we must look over teams, every 5000s in order to schedule every
+ /// process according to their affinity fairly.
- auto constexpr kSchedTeamSwitchMS = 5U; /// @brief Team switch time in milliseconds.
+ auto constexpr kSchedTeamSwitchMS = 5U; /// @brief Team switch time in milliseconds.
- Kernel::HardwareTimer timer(rtl_milliseconds(kSchedTeamSwitchMS));
+ Kernel::HardwareTimer timer(rtl_milliseconds(kSchedTeamSwitchMS));
- STATIC Kernel::Array<UserProcessTeam, kSchedTeamCount> kTeams;
+ STATIC Kernel::Array<UserProcessTeam, kSchedTeamCount> kTeams;
- SizeT team_index = 0U;
+ SizeT team_index = 0U;
- /// @brief This just loops over the teams and switches between them.
- /// @details Not even round-robin, just a simple loop in this boot core we're at.
- while (YES)
- {
- if (team_index > (kSchedTeamCount - 1))
- {
- team_index = 0U;
- }
+ /// @brief This just loops over the teams and switches between them.
+ /// @details Not even round-robin, just a simple loop in this boot core we're at.
+ while (YES) {
+ if (team_index > (kSchedTeamCount - 1)) {
+ team_index = 0U;
+ }
- while (!UserProcessScheduler::The().SwitchTeam(kTeams[team_index]))
- ;
+ while (!UserProcessScheduler::The().SwitchTeam(kTeams[team_index]));
- timer.Wait();
+ timer.Wait();
- ++team_index;
- }
+ ++team_index;
+ }
}