diff options
Diffstat (limited to 'Private/HALKit/AMD64/HalDescriptorLoader.cpp')
| -rw-r--r-- | Private/HALKit/AMD64/HalDescriptorLoader.cpp | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/Private/HALKit/AMD64/HalDescriptorLoader.cpp b/Private/HALKit/AMD64/HalDescriptorLoader.cpp deleted file mode 100644 index 53217021..00000000 --- a/Private/HALKit/AMD64/HalDescriptorLoader.cpp +++ /dev/null @@ -1,90 +0,0 @@ -/* ------------------------------------------- - - Copyright Mahrouss Logic - -------------------------------------------- */ - -#include <ArchKit/ArchKit.hpp> - -namespace NewOS::HAL -{ - namespace Detail - { - STATIC RegisterGDT kRegGdt; - STATIC HAL::Register64 kRegIdt; - - STATIC ::NewOS::Detail::AMD64::InterruptDescriptorAMD64 - kInterruptVectorTable[kKernelIdtSize]; - - STATIC Void RemapPIC(Void) noexcept - { - // Remap PIC. - HAL::Out8(0x20, 0x10 | 0x01); - HAL::Out8(0xA0, 0x10 | 0x01); - - HAL::Out8(0x21, 32); - HAL::Out8(0xA1, 40); - - HAL::Out8(0x21, 4); - HAL::Out8(0xA1, 2); - - HAL::Out8(0x21, 0x01); - HAL::Out8(0xA1, 0x01); - - HAL::Out8(0x21, 0x00); - HAL::Out8(0xA1, 0x00); - } - } // namespace Detail - - /// @brief Loads the provided Global Descriptor Table. - /// @param gdt - /// @return - Void GDTLoader::Load(RegisterGDT& gdt) - { - MUST_PASS(gdt.Base != 0); - - Detail::kRegGdt.Base = gdt.Base; - Detail::kRegGdt.Limit = gdt.Limit; - - hal_load_gdt(Detail::kRegGdt); - } - - Void IDTLoader::Load(Register64& idt) - { - volatile ::NewOS::UIntPtr** baseIdt = (volatile ::NewOS::UIntPtr**)idt.Base; - - MUST_PASS(baseIdt); - - Detail::RemapPIC(); - - for (UInt16 i = 0; i < kKernelIdtSize; ++i) - { - MUST_PASS(baseIdt[i]); - - Detail::kInterruptVectorTable[i].Selector = kGdtCodeSelector; - Detail::kInterruptVectorTable[i].Ist = 0x0; - Detail::kInterruptVectorTable[i].TypeAttributes = kInterruptGate; - Detail::kInterruptVectorTable[i].OffsetLow = ((UIntPtr)baseIdt[i] & 0xFFFF); - Detail::kInterruptVectorTable[i].OffsetMid = (((UIntPtr)baseIdt[i] >> 16) & 0xFFFF); - Detail::kInterruptVectorTable[i].OffsetHigh = - (((UIntPtr)baseIdt[i] >> 32) & 0xFFFFFFFF); - Detail::kInterruptVectorTable[i].Zero = 0x0; - } - - Detail::kRegIdt.Base = reinterpret_cast<UIntPtr>(Detail::kInterruptVectorTable); - Detail::kRegIdt.Limit = sizeof(::NewOS::Detail::AMD64::InterruptDescriptorAMD64) * - (kKernelIdtSize - 1); - - hal_load_idt(Detail::kRegIdt); - } - - void GDTLoader::Load(Ref<RegisterGDT>& gdt) - { - GDTLoader::Load(gdt.Leak()); - } - - void IDTLoader::Load(Ref<Register64>& idt) - { - IDTLoader::Load(idt.Leak()); - } -} // namespace NewOS::HAL |
