mirror of
https://source.denx.de/u-boot/u-boot.git
synced 2025-10-31 08:21:36 +01:00
6eecc03079
Previous output: Marvell>> mmc part Partition Map for MMC device 1 -- Partition Type: EFI Part Start LBA End LBA gpt1 0x8C00 0xCBFF gpt2 0xCC00 0x57BFF gpt3 0x57C00 0xA2BFF gpt4 0xA2C00 0xECBFDE With the patch, the output becomes: Marvell>> mmc part Partition Map for MMC device 1 -- Partition Type: EFI Part Name Start LBA End LBA 1 ramdisk 0x00008C00 0x0000CBFF 2 system 0x0000CC00 0x00057BFF 3 userdata 0x00057C00 0x000A2BFF 4 remaining 0x000A2C00 0x00ECBFDE Signed-off-by: Lei Wen <leiwen@marvell.com>
140 lines
4.6 KiB
C
140 lines
4.6 KiB
C
/*
|
|
* Copyright (C) 2008 RuggedCom, Inc.
|
|
* Richard Retanubun <RichardRetanubun@RuggedCom.com>
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
/*
|
|
* See also linux/fs/partitions/efi.h
|
|
*
|
|
* EFI GUID Partition Table
|
|
* Per Intel EFI Specification v1.02
|
|
* http://developer.intel.com/technology/efi/efi.htm
|
|
*/
|
|
|
|
#ifndef _DISK_PART_EFI_H
|
|
#define _DISK_PART_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 1ULL
|
|
#define GPT_ENTRY_NAME "gpt"
|
|
|
|
#define EFI_GUID(a,b,c,d0,d1,d2,d3,d4,d5,d6,d7) \
|
|
((efi_guid_t) \
|
|
{{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \
|
|
(b) & 0xff, ((b) >> 8) & 0xff, \
|
|
(c) & 0xff, ((c) >> 8) & 0xff, \
|
|
(d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }})
|
|
|
|
#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)
|
|
|
|
/* linux/include/efi.h */
|
|
typedef unsigned short efi_char16_t;
|
|
|
|
typedef struct {
|
|
unsigned char b[16];
|
|
} efi_guid_t;
|
|
|
|
/* based on linux/include/genhd.h */
|
|
struct partition {
|
|
unsigned char boot_ind; /* 0x80 - active */
|
|
unsigned char head; /* starting head */
|
|
unsigned char sector; /* starting sector */
|
|
unsigned char cyl; /* starting cylinder */
|
|
unsigned char sys_ind; /* What partition type */
|
|
unsigned char end_head; /* end head */
|
|
unsigned char end_sector; /* end sector */
|
|
unsigned char end_cyl; /* end cylinder */
|
|
unsigned char start_sect[4]; /* starting sector counting from 0 */
|
|
unsigned char nr_sects[4]; /* nr of sectors in partition */
|
|
} __attribute__ ((packed));
|
|
|
|
/* based on linux/fs/partitions/efi.h */
|
|
typedef struct _gpt_header {
|
|
unsigned char signature[8];
|
|
unsigned char revision[4];
|
|
unsigned char header_size[4];
|
|
unsigned char header_crc32[4];
|
|
unsigned char reserved1[4];
|
|
unsigned char my_lba[8];
|
|
unsigned char alternate_lba[8];
|
|
unsigned char first_usable_lba[8];
|
|
unsigned char last_usable_lba[8];
|
|
efi_guid_t disk_guid;
|
|
unsigned char partition_entry_lba[8];
|
|
unsigned char num_partition_entries[4];
|
|
unsigned char sizeof_partition_entry[4];
|
|
unsigned char partition_entry_array_crc32[4];
|
|
unsigned char reserved2[GPT_BLOCK_SIZE - 92];
|
|
} __attribute__ ((packed)) gpt_header;
|
|
|
|
typedef struct _gpt_entry_attributes {
|
|
unsigned long long required_to_function:1;
|
|
unsigned long long reserved:47;
|
|
unsigned long long type_guid_specific:16;
|
|
} __attribute__ ((packed)) gpt_entry_attributes;
|
|
|
|
#define PARTNAME_SZ (72 / sizeof(efi_char16_t))
|
|
typedef struct _gpt_entry {
|
|
efi_guid_t partition_type_guid;
|
|
efi_guid_t unique_partition_guid;
|
|
unsigned char starting_lba[8];
|
|
unsigned char ending_lba[8];
|
|
gpt_entry_attributes attributes;
|
|
efi_char16_t partition_name[PARTNAME_SZ];
|
|
}
|
|
__attribute__ ((packed)) gpt_entry;
|
|
|
|
typedef struct _legacy_mbr {
|
|
unsigned char boot_code[440];
|
|
unsigned char unique_mbr_signature[4];
|
|
unsigned char unknown[2];
|
|
struct partition partition_record[4];
|
|
unsigned char signature[2];
|
|
} __attribute__ ((packed)) legacy_mbr;
|
|
|
|
#endif /* _DISK_PART_EFI_H */
|