include/grub/i386/pc/kernel.h

   1 /*
   2  *  GRUB  --  GRand Unified Bootloader
   3  *  Copyright (C) 2002,2003,2007,2008  Free Software Foundation, Inc.
   4  *
   5  *  GRUB is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  GRUB is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #ifndef KERNEL_MACHINE_HEADER
  20 #define KERNEL_MACHINE_HEADER   1
  21
  22 /* The offset of GRUB_TOTAL_MODULE_SIZE.  */
  23 #define GRUB_KERNEL_MACHINE_TOTAL_MODULE_SIZE   0x8
  24
  25 /* The offset of GRUB_KERNEL_IMAGE_SIZE.  */
  26 #define GRUB_KERNEL_MACHINE_KERNEL_IMAGE_SIZE   0xc
  27
  28 /* The offset of GRUB_COMPRESSED_SIZE.  */
  29 #define GRUB_KERNEL_MACHINE_COMPRESSED_SIZE     0x10
  30
  31 /* The offset of GRUB_INSTALL_DOS_PART.  */
  32 #define GRUB_KERNEL_MACHINE_INSTALL_DOS_PART    0x14
  33
  34 /* The offset of GRUB_INSTALL_BSD_PART.  */
  35 #define GRUB_KERNEL_MACHINE_INSTALL_BSD_PART    0x18
  36
  37 /* The offset of GRUB_PREFIX.  */
  38 #define GRUB_KERNEL_MACHINE_PREFIX              0x1c
  39
  40 /* End of the data section. */
  41 #define GRUB_KERNEL_MACHINE_DATA_END            0x5c
  42
  43 /* The size of the first region which won't be compressed.  */
  44 #define GRUB_KERNEL_MACHINE_RAW_SIZE            (GRUB_KERNEL_MACHINE_DATA_END + 0x5F0)
  45
  46 /* Enable LZMA compression */
  47 #define ENABLE_LZMA     1
  48
  49 #ifndef ASM_FILE
  50
  51 #include <grub/symbol.h>
  52 #include <grub/types.h>
  53
  54 /* The size of kernel image.  */
  55 extern grub_int32_t grub_kernel_image_size;
  56
  57 /* The total size of module images following the kernel.  */
  58 extern grub_int32_t grub_total_module_size;
  59
  60 /* The DOS partition number of the installed partition.  */
  61 extern grub_int32_t grub_install_dos_part;
  62
  63 /* The BSD partition number of the installed partition.  */
  64 extern grub_int32_t grub_install_bsd_part;
  65
  66 /* The prefix which points to the directory where GRUB modules and its
  67    configuration file are located.  */
  68 extern char grub_prefix[];
  69
  70 /* The boot BIOS drive number.  */
  71 extern grub_uint8_t EXPORT_VAR(grub_boot_drive);
  72
  73 #endif /* ! ASM_FILE */
  74
  75 #endif /* ! KERNEL_MACHINE_HEADER */