grub/include/grub/mm_private.h
Vladimir 'phcoder' Serbinenko 4fc95be2e7 fix grub-emu compilation
2010-08-28 14:52:25 +02:00

64 lines
1.6 KiB
C

/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2010 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GRUB_MM_PRIVATE_H
#define GRUB_MM_PRIVATE_H 1
#include <grub/mm.h>
/* Magic words. */
#define GRUB_MM_FREE_MAGIC 0x2d3c2808
#define GRUB_MM_ALLOC_MAGIC 0x6db08fa4
typedef struct grub_mm_header
{
struct grub_mm_header *next;
grub_size_t size;
grub_size_t magic;
#if GRUB_CPU_SIZEOF_VOID_P == 4
char padding[4];
#elif GRUB_CPU_SIZEOF_VOID_P == 8
char padding[8];
#else
# error "unknown word size"
#endif
}
*grub_mm_header_t;
#if GRUB_CPU_SIZEOF_VOID_P == 4
# define GRUB_MM_ALIGN_LOG2 4
#elif GRUB_CPU_SIZEOF_VOID_P == 8
# define GRUB_MM_ALIGN_LOG2 5
#endif
#define GRUB_MM_ALIGN (1 << GRUB_MM_ALIGN_LOG2)
typedef struct grub_mm_region
{
struct grub_mm_header *first;
struct grub_mm_region *next;
grub_size_t pre_size;
grub_size_t size;
}
*grub_mm_region_t;
#ifndef GRUB_MACHINE_EMU
extern grub_mm_region_t EXPORT_VAR (grub_mm_base);
#endif
#endif