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Merge remote-tracking branch 'Kernel/master'
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69
Kernel/include/memory/kstack.hpp
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69
Kernel/include/memory/kstack.hpp
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/*
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This file is part of Fennix Kernel.
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Fennix Kernel is free software: you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation, either version 3 of
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the License, or (at your option) any later version.
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Fennix Kernel is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __FENNIX_KERNEL_MEMORY_KERNEL_STACK_MANAGER_H__
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#define __FENNIX_KERNEL_MEMORY_KERNEL_STACK_MANAGER_H__
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#include <memory.hpp>
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namespace Memory
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{
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class KernelStackManager
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{
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public:
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struct StackAllocation
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{
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void *PhysicalAddress;
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void *VirtualAddress;
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size_t Size;
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};
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private:
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NewLock(StackLock);
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std::list<StackAllocation> AllocatedStacks;
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size_t TotalSize = 0;
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uintptr_t CurrentStackTop = KERNEL_STACK_END;
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public:
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/**
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* Allocate a new stack with detailed information
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*
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* @param Size Size in bytes to allocate
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* @return {PhysicalAddress, VirtualAddress, Size}
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*/
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StackAllocation DetailedAllocate(size_t Size);
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/**
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* Allocate a new stack
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*
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* @param Size Size in bytes to allocate
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* @return Pointer to the BASE of the stack
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*/
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void *Allocate(size_t Size);
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/**
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* Free a previously allocated stack
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*
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* @param Address Virtual Address
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*/
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void Free(void *Address);
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KernelStackManager();
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~KernelStackManager();
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};
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}
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#endif // !__FENNIX_KERNEL_MEMORY_KERNEL_STACK_MANAGER_H__
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