matos/core/allocArea.h

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#pragma once
#include "paging.h"
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#include "stdarg.h"
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/* Pure Virtual Memory Allocation */
// areaAlloc map vmem to phy pages
#define AREA_PHY_MAP (1<<0)
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#define AREA_MEM_TOP PAGING_MIRROR_VADDR
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struct memArea {
vaddr_t startAddr;
uint nbPages;
struct memArea *next;
struct memArea *prev;
};
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void areaInit(vaddr_t firstMemUsed, vaddr_t lastUsed, vaddr_t stack_bottom, vaddr_t stack_top);
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vaddr_t areaAlloc(unsigned int nbPages, uint32_t flags);
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int areaFree(vaddr_t addr);
int areaAdd(vaddr_t begin, vaddr_t end, int isFree);