/************************************************************ * EFI GUID Partition Table * Per Intel EFI Specification v1.02 * http://developer.intel.com/technology/efi/efi.htm * * By Matt Domsch <Matt_Domsch@dell.com> Fri Sep 22 22:15:56 CDT 2000 * Copyright 2000,2001 Dell Inc. * * This program 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 2 of the License, or * (at your option) any later version. * * This program 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 this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * ************************************************************/ #ifndef FS_PART_EFI_H_INCLUDED #define FS_PART_EFI_H_INCLUDED #include <linux/types.h> #include <linux/fs.h> #include <linux/genhd.h> #include <linux/kernel.h> #include <linux/major.h> #include <linux/string.h> #include <linux/efi.h> #define MSDOS_MBR_SIGNATURE 0xaa55 #define EFI_PMBR_OSTYPE_EFI 0xEF #define EFI_PMBR_OSTYPE_EFI_GPT 0xEE #define GPT_BLOCK_SIZE 512 #define GPT_HEADER_SIGNATURE 0x5452415020494645ULL #define GPT_HEADER_REVISION_V1 0x00010000 #define GPT_PRIMARY_PARTITION_TABLE_LBA 1 #define PARTITION_SYSTEM_GUID \ EFI_GUID( 0xC12A7328, 0xF81F, 0x11d2, \ 0xBA, 0x4B, 0x00, 0xA0, 0xC9, 0x3E, 0xC9, 0x3B) #define LEGACY_MBR_PARTITION_GUID \ EFI_GUID( 0x024DEE41, 0x33E7, 0x11d3, \ 0x9D, 0x69, 0x00, 0x08, 0xC7, 0x81, 0xF3, 0x9F) #define PARTITION_MSFT_RESERVED_GUID \ EFI_GUID( 0xE3C9E316, 0x0B5C, 0x4DB8, \ 0x81, 0x7D, 0xF9, 0x2D, 0xF0, 0x02, 0x15, 0xAE) #define PARTITION_BASIC_DATA_GUID \ EFI_GUID( 0xEBD0A0A2, 0xB9E5, 0x4433, \ 0x87, 0xC0, 0x68, 0xB6, 0xB7, 0x26, 0x99, 0xC7) #define PARTITION_LINUX_RAID_GUID \ EFI_GUID( 0xa19d880f, 0x05fc, 0x4d3b, \ 0xa0, 0x06, 0x74, 0x3f, 0x0f, 0x84, 0x91, 0x1e) #define PARTITION_LINUX_SWAP_GUID \ EFI_GUID( 0x0657fd6d, 0xa4ab, 0x43c4, \ 0x84, 0xe5, 0x09, 0x33, 0xc8, 0x4b, 0x4f, 0x4f) #define PARTITION_LINUX_LVM_GUID \ EFI_GUID( 0xe6d6d379, 0xf507, 0x44c2, \ 0xa2, 0x3c, 0x23, 0x8f, 0x2a, 0x3d, 0xf9, 0x28) typedef struct _gpt_header { __le64 signature; __le32 revision; __le32 header_size; __le32 header_crc32; __le32 reserved1; __le64 my_lba; __le64 alternate_lba; __le64 first_usable_lba; __le64 last_usable_lba; efi_guid_t disk_guid; __le64 partition_entry_lba; __le32 num_partition_entries; __le32 sizeof_partition_entry; __le32 partition_entry_array_crc32; u8 reserved2[GPT_BLOCK_SIZE - 92]; } __attribute__ ((packed)) gpt_header; typedef struct _gpt_entry_attributes { u64 required_to_function:1; u64 reserved:47; u64 type_guid_specific:16; } __attribute__ ((packed)) gpt_entry_attributes; typedef struct _gpt_entry { efi_guid_t partition_type_guid; efi_guid_t unique_partition_guid; __le64 starting_lba; __le64 ending_lba; gpt_entry_attributes attributes; efi_char16_t partition_name[72 / sizeof (efi_char16_t)]; } __attribute__ ((packed)) gpt_entry; typedef struct _legacy_mbr { u8 boot_code[440]; __le32 unique_mbr_signature; __le16 unknown; struct partition partition_record[4]; __le16 signature; } __attribute__ ((packed)) legacy_mbr; /* Functions */ extern int efi_partition(struct parsed_partitions *state, struct block_device *bdev); #endif /* * Overrides for Emacs so that we follow Linus's tabbing style. * Emacs will notice this stuff at the end of the file and automatically * adjust the settings for this buffer only. This must remain at the end * of the file. * -------------------------------------------------------------------------- * Local variables: * c-indent-level: 4 * c-brace-imaginary-offset: 0 * c-brace-offset: -4 * c-argdecl-indent: 4 * c-label-offset: -4 * c-continued-statement-offset: 4 * c-continued-brace-offset: 0 * indent-tabs-mode: nil * tab-width: 8 * End: */