LXR linux/include/asm-x86/e820.h

   1#ifndef __ASM_E820_H
   2#define __ASM_E820_H
   3#define E820MAP 0x2d0           /* our map */
   4#define E820MAX 128             /* number of entries in E820MAP */
   5#define E820NR  0x1e8           /* # entries in E820MAP */
   6
   7#define E820_RAM        1
   8#define E820_RESERVED   2
   9#define E820_ACPI       3
  10#define E820_NVS        4
  11
  12#ifndef __ASSEMBLY__
  13struct e820entry {
  14        __u64 addr;     /* start of memory segment */
  15        __u64 size;     /* size of memory segment */
  16        __u32 type;     /* type of memory segment */
  17} __attribute__((packed));
  18
  19struct e820map {
  20        __u32 nr_map;
  21        struct e820entry map[E820MAX];
  22};
  23#endif /* __ASSEMBLY__ */
  24
  25#ifdef __KERNEL__
  26#ifdef CONFIG_X86_32
  27# include "e820_32.h"
  28#else
  29# include "e820_64.h"
  30#endif
  31#endif /* __KERNEL__ */
  32
  33#endif  /* __ASM_E820_H */
  34