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Add implementation for GDT & IDT on x32 and QoL fixes

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This commit is contained in:
Alex
2023-05-17 03:28:57 +03:00
parent f3044ceb5f
commit d527121883
23 changed files with 1529 additions and 457 deletions
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17
Core/InterruptsManager.cpp
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@ -77,7 +77,22 @@ namespace Interrupts
debug("Stack for core %d is %#lx (Address: %#lx)", Core, CoreData->Stack, CoreData->Stack - STACK_SIZE);
InitializeSystemCalls();
#elif defined(a32)
warn("i386 is not supported yet");
GlobalDescriptorTable::Init(Core);
InterruptDescriptorTable::Init(Core);
CPUData *CoreData = GetCPU(Core);
CoreData->Checksum = CPU_DATA_CHECKSUM;
CPU::x32::wrmsr(CPU::x32::MSR_GS_BASE, (uint64_t)CoreData);
CPU::x32::wrmsr(CPU::x32::MSR_SHADOW_GS_BASE, (uint64_t)CoreData);
CoreData->ID = Core;
CoreData->IsActive = true;
CoreData->SystemCallStack = (uint8_t *)((uintptr_t)KernelAllocator.RequestPages(TO_PAGES(STACK_SIZE + 1)) + STACK_SIZE);
CoreData->Stack = (uintptr_t)KernelAllocator.RequestPages(TO_PAGES(STACK_SIZE + 1)) + STACK_SIZE;
if (CoreData->Checksum != CPU_DATA_CHECKSUM)
{
KPrint("CPU %d checksum mismatch! %x != %x", Core, CoreData->Checksum, CPU_DATA_CHECKSUM);
CPU::Stop();
}
debug("Stack for core %d is %#lx (Address: %#lx)", Core, CoreData->Stack, CoreData->Stack - STACK_SIZE);
#elif defined(aa64)
warn("aarch64 is not supported yet");
#endif