2 * Copyright (c) 2002 Marcel Moolenaar
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 #define GPT_HDR_SIG "EFI PART"
37 uint32_t hdr_revision;
38 #define GPT_HDR_REVISION 0x00010000
40 uint32_t hdr_crc_self;
42 uint64_t hdr_lba_self;
44 uint64_t hdr_lba_start;
47 uint64_t hdr_lba_table;
50 uint32_t hdr_crc_table;
52 * The header as defined in the EFI spec is not a multiple of 8 bytes
53 * and given that the alignment requirement is on an 8 byte boundary,
54 * padding will happen. We make the padding explicit so that we can
55 * correct the value returned by sizeof() when we put the size of the
56 * header in field hdr_size, or otherwise use offsetof().
64 uint64_t ent_lba_start;
67 #define GPT_ENT_ATTR_PLATFORM (1ULL << 0)
68 short ent_name[36]; /* UNICODE-16. */
71 #define GPT_ENT_TYPE_UNUSED \
72 {0x00000000,0x0000,0x0000,0x00,0x00,{0x00,0x00,0x00,0x00,0x00,0x00}}
73 #define GPT_ENT_TYPE_EFI \
74 {0xc12a7328,0xf81f,0x11d2,0xba,0x4b,{0x00,0xa0,0xc9,0x3e,0xc9,0x3b}}
75 #define GPT_ENT_TYPE_MBR \
76 {0x024dee41,0x33e7,0x11d3,0x9d,0x69,{0x00,0x08,0xc7,0x81,0xf3,0x9f}}
77 #define GPT_ENT_TYPE_FREEBSD \
78 {0x516e7cb4,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}}
79 #define GPT_ENT_TYPE_FREEBSD_SWAP \
80 {0x516e7cb5,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}}
81 #define GPT_ENT_TYPE_FREEBSD_UFS \
82 {0x516e7cb6,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}}
83 #define GPT_ENT_TYPE_FREEBSD_UFS2 \
84 {0x516e7cb7,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}}
85 #define GPT_ENT_TYPE_FREEBSD_VINUM \
86 {0x516e7cb8,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}}
89 * Foreign partition types that we're likely to encounter. Note that Linux
90 * apparently choose to share data partitions with MS. I don't what the
91 * advantage might be. I can see how sharing swap partitions is advantaous
94 #define GPT_ENT_TYPE_MS_RESERVED \
95 {0xe3c9e316,0x0b5c,0x4db8,0x81,0x7d,{0xf9,0x2d,0xf0,0x02,0x15,0xae}}
96 #define GPT_ENT_TYPE_MS_BASIC_DATA \
97 {0xebd0a0a2,0xb9e5,0x4433,0x87,0xc0,{0x68,0xb6,0xb7,0x26,0x99,0xc7}}
98 #define GPT_ENT_TYPE_MS_LDM_METADATA \
99 {0x5808c8aa,0x7e8f,0x42e0,0x85,0xd2,{0xe1,0xe9,0x04,0x34,0xcf,0xb3}}
100 #define GPT_ENT_TYPE_MS_LDM_DATA \
101 {0xaf9b60a0,0x1431,0x4f62,0xbc,0x68,{0x33,0x11,0x71,0x4a,0x69,0xad}}
103 #define GPT_ENT_TYPE_LINUX_DATA GPT_ENT_TYPE_MS_BASIC_DATA
104 #define GPT_ENT_TYPE_LINUX_RAID \
105 {0xa19d880f,0x05fc,0x4d3b,0xa0,0x06,{0x74,0x3f,0x0f,0x84,0x91,0x1e}}
106 #define GPT_ENT_TYPE_LINUX_SWAP \
107 {0x0657fd6d,0xa4ab,0x43c4,0x84,0xe5,{0x09,0x33,0xc8,0x4b,0x4f,0x4f}}
108 #define GPT_ENT_TYPE_LINUX_LVM \
109 {0xe6d6d379,0xf507,0x44c2,0xa2,0x3c,{0x23,0x8f,0x2a,0x3d,0xf9,0x28}}
111 #endif /* _SYS_GPT_H_ */