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54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
/* memory.h - describe the memory map */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2002,2007,2010 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_MACHINE_LBIO_HEADER
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#define _GRUB_MACHINE_LBIO_HEADER 1
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struct grub_linuxbios_table_header
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{
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grub_uint8_t signature[4];
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grub_uint32_t header_size;
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grub_uint32_t header_checksum;
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grub_uint32_t table_size;
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grub_uint32_t table_checksum;
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grub_uint32_t table_entries;
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};
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typedef struct grub_linuxbios_table_header *grub_linuxbios_table_header_t;
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struct grub_linuxbios_table_item
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{
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#define GRUB_LINUXBIOS_MEMBER_UNUSED 0x00
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#define GRUB_LINUXBIOS_MEMBER_MEMORY 0x01
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#define GRUB_LINUXBIOS_MEMBER_LINK 0x11
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grub_uint32_t tag;
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grub_uint32_t size;
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};
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typedef struct grub_linuxbios_table_item *grub_linuxbios_table_item_t;
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struct grub_linuxbios_mem_region
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{
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grub_uint64_t addr;
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grub_uint64_t size;
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#define GRUB_MACHINE_MEMORY_AVAILABLE 1
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grub_uint32_t type;
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};
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typedef struct grub_linuxbios_mem_region *mem_region_t;
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#endif
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