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();
22 struct e820entry *find_high_area(u32 size);
24 // e820 map storage (defined in system.c)
25 extern struct e820entry e820_list[];
26 extern int e820_count;
28 // Space for exported bios tables (defined in misc.c)
29 extern char BiosTableSpace[];