kernel/include/arch-x86-common/multiboot.h

   1 #ifndef _ARCH_X86C_MULTIBOOT_H
   2 #define _ARCH_X86C_MULTIBOOT_H
   3
   4 #include <kern/types.h>
   5
   6 namespace Arch {
   7 namespace Priv {
   8 namespace MultiBoot {
   9         struct BootInfo {
  10                 enum {
  11                         flag_mem,
  12                         flag_boot_dev,
  13                         flag_cmdline,
  14                         flag_modules,
  15                         flag_aout_syms,
  16                         flag_elf_syms,
  17                         flag_mmap,
  18                         flag_drives,
  19                         flag_config,
  20                         flag_bootloader_name,
  21                         flag_apm,
  22                         flag_vbe
  23                 };
  24
  25                 u32 flags;
  26                 u32 mem_lower, mem_upper;
  27                 u32 boot_device;
  28                 u32 cmdline;
  29                 u32 mods_count, mods_addr;
  30                 union {
  31                         struct {
  32                                 u32 tabsize;
  33                                 u32 strsize;
  34                                 u32 addr;
  35                                 u32 reserved;
  36                         } aout;
  37                         struct {
  38                                 u32 num, size, addr, shndx;
  39                         } elf;
  40                 };
  41                 u32 mmap_length, mmap_addr;
  42         };
  43
  44         struct Module {
  45                 u32 start, end;
  46                 u32 str;
  47                 u32 reserved;
  48         };
  49
  50         struct MemMap {
  51                 u32 size;
  52                 u64 base;
  53                 u64 len;
  54
  55                 // Possible values for type:
  56                 enum {
  57                         Available = 1,
  58                         Reserved,
  59                         ACPIReclaim,
  60                         ACPINVS
  61                 };
  62
  63                 u32 type;
  64         } __attribute__((packed));
  65
  66         void process_info();
  67 }
  68 }
  69 }
  70
  71 #endif