2021-09-14 15:48:57 +00:00
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#ifndef __MEMORY__H
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#define __MEMORY__H
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#include <types.h>
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#include <settings.h>
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#include <multiboot.h>
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/***************************************************
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* Basic memory operations: alloc, free *
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***************************************************/
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extern void* kmalloc (uint32 size);
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extern void* kmalloc_a (uint32 size);
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extern void* kmalloc_p (uint32 size, uint32* phys);
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extern void* kmalloc_ap (uint32 size, uint32* phys);
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2021-09-14 15:50:50 +00:00
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extern void* kmrealloc (void* original, uint32 newsz);
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2021-09-14 15:48:57 +00:00
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extern void kfree (void* addr);
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extern void MemoryTempInitialize (uint32 kernel_end);
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extern void MemoryInitialize (MultibootInfo* info);
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extern uint32 MemoryGetTotal();
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extern uint32 MemoryGetFree(); // Returns total free physical memory in kilobytes
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extern uint32 MemoryGetUsed(); // Total used physical memory in kbytes
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extern uint32 MemoryGetFrameSize(); // Same as above functions, but in frames
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extern uint32 MemoryGetFramesTotal();
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extern uint32 MemoryGetFramesUsed();
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extern uint32 MemoryGetFramesFree();
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#endif
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