From fb790b07aeba8e22e4190cf3e1834d11ecde6c96 Mon Sep 17 00:00:00 2001 From: Amlal Date: Fri, 25 Apr 2025 13:08:33 +0200 Subject: dev: better .clang-format, ran format command. Signed-off-by: Amlal --- dev/kernel/HALKit/AMD64/HalKernelMain.cc | 204 +++++++++++++++++-------------- 1 file changed, 111 insertions(+), 93 deletions(-) (limited to 'dev/kernel/HALKit/AMD64/HalKernelMain.cc') 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 #include -#include -#include -#include -#include -#include #include -#include -#include #include #include +#include +#include +#include +#include +#include +#include +#include +#include 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( - reinterpret_cast(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(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( + reinterpret_cast(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(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 kTeams; + STATIC Kernel::Array 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; + } } -- cgit v1.2.3