4 #include "types.h" // u64
7 #define E820_RESERVED 2
10 #define E820_UNUSABLE 5
11 #define E820_HOLE ((u32)-1) // Useful for removing entries
19 void add_e820(u64 start, u64 size, u32 type);
21 void memmap_finalize();
23 // e820 map storage (defined in system.c)
24 extern struct e820entry *e820_list;
25 extern int e820_count;
27 // Space for exported bios tables.
28 extern u32 bios_table_cur_addr, bios_table_end_addr;