blob: 4494538d9161c05a3685e667b2bdc4cee89ee92a [file] [log] [blame]
#ifndef __E820MAP_H
#define __E820MAP_H
#include "types.h" // u64
#define E820_RAM 1
#define E820_RESERVED 2
#define E820_ACPI 3
#define E820_NVS 4
#define E820_UNUSABLE 5
#define E820_HOLE ((u32)-1) // Useful for removing entries
struct e820entry {
u64 start;
u64 size;
u32 type;
};
void add_e820(u64 start, u64 size, u32 type);
void memmap_setup();
void memmap_finalize();
struct e820entry *find_high_area(u32 size);
// e820 map storage (defined in system.c)
extern struct e820entry e820_list[];
extern int e820_count;
// Space for exported bios tables (defined in misc.c)
extern char BiosTableSpace[];
#endif // e820map.h