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https://github.com/ARM-software/arm-trusted-firmware.git
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201b66b7e7
Now only support GPT partition table. MBR partition table isn't supported yet. Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>
75 lines
2.7 KiB
C
75 lines
2.7 KiB
C
/*
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* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* Neither the name of ARM nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __GPT_H__
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#define __GPT_H__
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#include <partition.h>
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#define PARTITION_TYPE_GPT 0xee
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#define GPT_HEADER_OFFSET PARTITION_BLOCK_SIZE
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#define GPT_ENTRY_OFFSET (GPT_HEADER_OFFSET + \
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PARTITION_BLOCK_SIZE)
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#define GUID_LEN 16
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#define GPT_SIGNATURE "EFI PART"
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typedef struct gpt_entry {
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unsigned char type_uuid[GUID_LEN];
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unsigned char unique_uuid[GUID_LEN];
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unsigned long long first_lba;
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unsigned long long last_lba;
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unsigned long long attr;
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unsigned short name[EFI_NAMELEN];
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} gpt_entry_t;
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typedef struct gpt_header {
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unsigned char signature[8];
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unsigned int revision;
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unsigned int size;
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unsigned int header_crc;
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unsigned int reserved;
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unsigned long long current_lba;
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unsigned long long backup_lba;
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unsigned long long first_lba;
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unsigned long long last_lba;
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unsigned char disk_uuid[16];
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/* starting LBA of array of partition entries */
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unsigned long long part_lba;
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/* number of partition entries in array */
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unsigned int list_num;
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/* size of a single partition entry (usually 128) */
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unsigned int part_size;
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unsigned int part_crc;
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} gpt_header_t;
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int parse_gpt_entry(gpt_entry_t *gpt_entry, partition_entry_t *entry);
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#endif /* __GPT_H__ */
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