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Implemented memory tracker

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This commit is contained in:
Alex
2022-12-11 14:34:24 +02:00
parent 16bcb896fa
commit ab7f20d5f5
6 changed files with 85 additions and 4 deletions
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27
include/memory.hpp
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@ -4,6 +4,7 @@
#ifdef __cplusplus
#include <boot/binfo.h>
#include <bitmap.hpp>
#include <vector.hpp>
#include <lock.hpp>
#endif // __cplusplus
#include <types.h>
@ -41,7 +42,7 @@ extern uint64_t _kernel_text_end, _kernel_data_end, _kernel_rodata_end;
// To pages
#define TO_PAGES(d) ((d) / PAGE_SIZE + 1)
// From pages
#define FROM_PAGES(d) ((d) * PAGE_SIZE - 1)
#define FROM_PAGES(d) ((d)*PAGE_SIZE - 1)
#define NORMAL_VMA_OFFSET 0xFFFF800000000000
#define KERNEL_VMA_OFFSET 0xFFFFFFFF80000000
@ -625,6 +626,30 @@ namespace Memory
*/
~StackGuard();
};
class Tracker
{
private:
Bitmap PageBitmap;
PageTable4 *PageTable;
struct AllocatedPages
{
void *Address;
uint64_t PageCount;
};
Vector<AllocatedPages> AllocatedPagesList;
public:
uint64_t GetAllocatedMemorySize();
void *RequestPages(uint64_t Count);
void FreePages(void *Address, uint64_t Count);
Tracker(PageTable4 *PageTable);
~Tracker();
};
}
/**