2010-01-09 23:30:33 +00:00
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2010 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GRUB_MM_PRIVATE_H
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#define GRUB_MM_PRIVATE_H 1
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#include <grub/mm.h>
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/* Magic words. */
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#define GRUB_MM_FREE_MAGIC 0x2d3c2808
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#define GRUB_MM_ALLOC_MAGIC 0x6db08fa4
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typedef struct grub_mm_header
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{
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struct grub_mm_header *next;
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grub_size_t size;
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grub_size_t magic;
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#if GRUB_CPU_SIZEOF_VOID_P == 4
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char padding[4];
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#elif GRUB_CPU_SIZEOF_VOID_P == 8
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char padding[8];
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#else
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# error "unknown word size"
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#endif
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}
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*grub_mm_header_t;
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#if GRUB_CPU_SIZEOF_VOID_P == 4
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# define GRUB_MM_ALIGN_LOG2 4
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#elif GRUB_CPU_SIZEOF_VOID_P == 8
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# define GRUB_MM_ALIGN_LOG2 5
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#endif
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#define GRUB_MM_ALIGN (1 << GRUB_MM_ALIGN_LOG2)
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typedef struct grub_mm_region
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{
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struct grub_mm_header *first;
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struct grub_mm_region *next;
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grub_size_t pre_size;
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grub_size_t size;
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}
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*grub_mm_region_t;
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2010-08-28 12:52:25 +00:00
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#ifndef GRUB_MACHINE_EMU
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2010-01-09 23:30:33 +00:00
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extern grub_mm_region_t EXPORT_VAR (grub_mm_base);
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2010-08-28 12:52:25 +00:00
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#endif
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2010-01-09 23:30:33 +00:00
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#endif
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