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memory: Add kernel stack manager

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This commit is contained in:
EnderIce2
2024-10-30 02:28:49 +02:00
parent 99292467ed
commit ab6529f6e6
10 changed files with 175 additions and 15 deletions
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15
core/memory/stack_guard.cpp
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@@ -128,10 +128,11 @@ namespace Memory
}
else
{
this->StackBottom = vma->RequestPages(TO_PAGES(STACK_SIZE));
Memory::KernelStackManager::StackAllocation sa = StackManager.DetailedAllocate(STACK_SIZE);
this->StackBottom = sa.VirtualAddress;
this->StackTop = (void *)((uintptr_t)this->StackBottom + STACK_SIZE);
this->StackPhysicalBottom = this->StackBottom;
this->StackPhysicalTop = this->StackTop;
this->StackPhysicalBottom = sa.PhysicalAddress;
this->StackPhysicalTop = (void *)((uintptr_t)this->StackPhysicalBottom + STACK_SIZE);
this->Size = STACK_SIZE;
debug("StackBottom: %#lx", this->StackBottom);
@@ -139,7 +140,7 @@ namespace Memory
for (size_t i = 0; i < TO_PAGES(STACK_SIZE); i++)
{
AllocatedPages pa = {
.PhysicalAddress = (void *)((uintptr_t)this->StackBottom + (i * PAGE_SIZE)),
.PhysicalAddress = (void *)((uintptr_t)this->StackPhysicalBottom + (i * PAGE_SIZE)),
.VirtualAddress = (void *)((uintptr_t)this->StackBottom + (i * PAGE_SIZE)),
};
AllocatedPagesList.push_back(pa);
@@ -152,6 +153,12 @@ namespace Memory
StackGuard::~StackGuard()
{
if (!this->UserMode)
{
for (auto Page : this->AllocatedPagesList)
StackManager.Free(Page.VirtualAddress);
}
/* VMA will free the stack */
}
}