os/kernel/pmem.h
2020-07-25 16:54:37 -05:00

30 lines
594 B
C

/**
* \file
*/
#ifndef PMEM_H
#define PMEM_H
#include <grub/multiboot2.h>
/**
* Initialize the physical memory manager
* \param tags The multiboot header
*/
void pmem_init(struct multiboot_boot_header_tag* tags);
/**
* Allocate physical frames
* \param num_pages The number of frames to allocate
* \return the physical address of the allocated frames
*/
void* pmem_alloc(int num_pages);
/**
* Free allocated physical frames
* \param start_page The frame to start freeing at.
* \param num_pages The number of frames to free
*/
void pmem_free(int start_page,int num_pages);
#endif