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/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2009 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_RELOCATOR_HEADER
#define GRUB_RELOCATOR_HEADER 1
#include <grub/types.h>
#include <grub/err.h>
#include <grub/memory.h>
#include <grub/cpu/memory.h>
struct grub_relocator;
struct grub_relocator_chunk;
typedef const struct grub_relocator_chunk *grub_relocator_chunk_t;
struct grub_relocator *grub_relocator_new (void);
grub_err_t
grub_relocator_alloc_chunk_addr (struct grub_relocator *rel,
grub_relocator_chunk_t *out,
grub_phys_addr_t target, grub_size_t size);
void *
get_virtual_current_address (grub_relocator_chunk_t in);
grub_phys_addr_t
get_physical_target_address (grub_relocator_chunk_t in);
grub_err_t
grub_relocator_alloc_chunk_align (struct grub_relocator *rel,
grub_relocator_chunk_t *out,
grub_phys_addr_t min_addr,
grub_phys_addr_t max_addr,
grub_size_t size, grub_size_t align,
int preference);
#define GRUB_RELOCATOR_PREFERENCE_NONE 0
#define GRUB_RELOCATOR_PREFERENCE_LOW 1
#define GRUB_RELOCATOR_PREFERENCE_HIGH 2
void
grub_relocator_unload (struct grub_relocator *rel);
#endif
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