#pragma once
#include "types.h"


#define PAGE_SHIFT 12
#define PAGE_SIZE (1 << PAGE_SHIFT)

// Defined in linker.ld script
extern uint32_t __ld_kernel_begin;
extern uint32_t __ld_kernel_end;

struct mem_desc{
	unsigned long phy_addr;
	unsigned long ref;
};


int memInit(unsigned long upper_mem);