diff options
Diffstat (limited to 'sys/sys/disk/gpt.h')
| -rw-r--r-- | sys/sys/disk/gpt.h | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/sys/sys/disk/gpt.h b/sys/sys/disk/gpt.h new file mode 100644 index 000000000000..a3df2927beec --- /dev/null +++ b/sys/sys/disk/gpt.h @@ -0,0 +1,237 @@ +/*- + * Copyright (c) 2002 Marcel Moolenaar + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _SYS_DISK_GPT_H_ +#define _SYS_DISK_GPT_H_ + +/* + * Applications can define GPT_UUID_TYPE if they want the GPT structures + * to use a particular type definition for UUIDs/GUIDs. This header uses + * a generic (DCE 1.1 compatible) definition otherwise. + */ +#ifndef GPT_UUID_TYPE +struct gpt_uuid { + uint32_t time_low; + uint16_t time_mid; + uint16_t time_hi_and_version; + uint8_t clock_seq_hi_and_reserved; + uint8_t clock_seq_low; + uint8_t node[6]; +}; +#define GPT_UUID_TYPE struct gpt_uuid +#endif /* !GPT_UUID_TYPE */ + +typedef GPT_UUID_TYPE gpt_uuid_t; + +#ifdef CTASSERT +CTASSERT(sizeof(gpt_uuid_t) == 16); +#endif + +struct gpt_hdr { + char hdr_sig[8]; +#define GPT_HDR_SIG "EFI PART" + uint32_t hdr_revision; +#define GPT_HDR_REVISION 0x00010000 + uint32_t hdr_size; + uint32_t hdr_crc_self; + uint32_t __reserved; + uint64_t hdr_lba_self; + uint64_t hdr_lba_alt; + uint64_t hdr_lba_start; + uint64_t hdr_lba_end; + gpt_uuid_t hdr_uuid; + uint64_t hdr_lba_table; + uint32_t hdr_entries; + uint32_t hdr_entsz; + uint32_t hdr_crc_table; + /* + * The header as defined in the EFI spec is not a multiple of 8 bytes + * and given that the alignment requirement is on an 8 byte boundary, + * padding will happen. We make the padding explicit so that we can + * correct the value returned by sizeof() when we put the size of the + * header in field hdr_size, or otherwise use offsetof(). + */ + uint32_t padding; +}; +#ifdef CTASSERT +CTASSERT(offsetof(struct gpt_hdr, padding) == 92); +#endif + +struct gpt_ent { + gpt_uuid_t ent_type; + gpt_uuid_t ent_uuid; + uint64_t ent_lba_start; + uint64_t ent_lba_end; + uint64_t ent_attr; +#define GPT_ENT_ATTR_PLATFORM (1ULL << 0) +#define GPT_ENT_ATTR_BOOTME (1ULL << 59) +#define GPT_ENT_ATTR_BOOTONCE (1ULL << 58) +#define GPT_ENT_ATTR_BOOTFAILED (1ULL << 57) + uint16_t ent_name[36]; /* UTF-16. */ +}; +#ifdef CTASSERT +CTASSERT(sizeof(struct gpt_ent) == 128); +#endif /* CTASSERT */ + +#define GPT_ENT_TYPE_UNUSED \ + {0x00000000,0x0000,0x0000,0x00,0x00,{0x00,0x00,0x00,0x00,0x00,0x00}} +#define GPT_ENT_TYPE_EFI \ + {0xc12a7328,0xf81f,0x11d2,0xba,0x4b,{0x00,0xa0,0xc9,0x3e,0xc9,0x3b}} +#define GPT_ENT_TYPE_MBR \ + {0x024dee41,0x33e7,0x11d3,0x9d,0x69,{0x00,0x08,0xc7,0x81,0xf3,0x9f}} +#define GPT_ENT_TYPE_FREEBSD \ + {0x516e7cb4,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}} +#define GPT_ENT_TYPE_FREEBSD_BOOT \ + {0x83bd6b9d,0x7f41,0x11dc,0xbe,0x0b,{0x00,0x15,0x60,0xb8,0x4f,0x0f}} +#define GPT_ENT_TYPE_FREEBSD_NANDFS \ + {0x74ba7dd9,0xa689,0x11e1,0xbd,0x04,{0x00,0xe0,0x81,0x28,0x6a,0xcf}} +#define GPT_ENT_TYPE_FREEBSD_SWAP \ + {0x516e7cb5,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}} +#define GPT_ENT_TYPE_FREEBSD_UFS \ + {0x516e7cb6,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}} +#define GPT_ENT_TYPE_FREEBSD_VINUM \ + {0x516e7cb8,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}} +#define GPT_ENT_TYPE_FREEBSD_ZFS \ + {0x516e7cba,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}} +#define GPT_ENT_TYPE_PREP_BOOT \ + {0x9e1a2d38,0xc612,0x4316,0xaa,0x26,{0x8b,0x49,0x52,0x1e,0x5a,0x8b}} + +/* + * The following are unused but documented here to avoid reuse. + * + * GPT_ENT_TYPE_FREEBSD_UFS2 \ + * {0x516e7cb7,0x6ecf,0x11d6,0x8f,0xf8,{0x00,0x02,0x2d,0x09,0x71,0x2b}} + */ + +/* + * Foreign partition types that we're likely to encounter. Note that Linux + * apparently choose to share data partitions with MS. I don't what the + * advantage might be. I can see how sharing swap partitions is advantageous + * though. + */ +#define GPT_ENT_TYPE_MS_BASIC_DATA \ + {0xebd0a0a2,0xb9e5,0x4433,0x87,0xc0,{0x68,0xb6,0xb7,0x26,0x99,0xc7}} +#define GPT_ENT_TYPE_MS_LDM_DATA \ + {0xaf9b60a0,0x1431,0x4f62,0xbc,0x68,{0x33,0x11,0x71,0x4a,0x69,0xad}} +#define GPT_ENT_TYPE_MS_LDM_METADATA \ + {0x5808c8aa,0x7e8f,0x42e0,0x85,0xd2,{0xe1,0xe9,0x04,0x34,0xcf,0xb3}} +#define GPT_ENT_TYPE_MS_RECOVERY \ + {0xde94bba4,0x06d1,0x4d40,0xa1,0x6a,{0xbf,0xd5,0x01,0x79,0xd6,0xac}} +#define GPT_ENT_TYPE_MS_RESERVED \ + {0xe3c9e316,0x0b5c,0x4db8,0x81,0x7d,{0xf9,0x2d,0xf0,0x02,0x15,0xae}} +#define GPT_ENT_TYPE_MS_SPACES \ + {0xe75caf8f,0xf680,0x4cee,0xaf,0xa3,{0xb0,0x01,0xe5,0x6e,0xfc,0x2d}} + +#define GPT_ENT_TYPE_LINUX_DATA \ + {0x0fc63daf,0x8483,0x4772,0x8e,0x79,{0x3d,0x69,0xd8,0x47,0x7d,0xe4}} +#define GPT_ENT_TYPE_LINUX_RAID \ + {0xa19d880f,0x05fc,0x4d3b,0xa0,0x06,{0x74,0x3f,0x0f,0x84,0x91,0x1e}} +#define GPT_ENT_TYPE_LINUX_SWAP \ + {0x0657fd6d,0xa4ab,0x43c4,0x84,0xe5,{0x09,0x33,0xc8,0x4b,0x4f,0x4f}} +#define GPT_ENT_TYPE_LINUX_LVM \ + {0xe6d6d379,0xf507,0x44c2,0xa2,0x3c,{0x23,0x8f,0x2a,0x3d,0xf9,0x28}} + +#define GPT_ENT_TYPE_VMFS \ + {0xaa31e02a,0x400f,0x11db,0x95,0x90,{0x00,0x0c,0x29,0x11,0xd1,0xb8}} +#define GPT_ENT_TYPE_VMKDIAG \ + {0x9d275380,0x40ad,0x11db,0xbf,0x97,{0x00,0x0c,0x29,0x11,0xd1,0xb8}} +#define GPT_ENT_TYPE_VMRESERVED \ + {0x9198effc,0x31c0,0x11db,0x8f,0x78,{0x00,0x0c,0x29,0x11,0xd1,0xb8}} +#define GPT_ENT_TYPE_VMVSANHDR \ + {0x381cfccc,0x7288,0x11e0,0x92,0xee,{0x00,0x0c,0x29,0x11,0xd0,0xb2}} + +#define GPT_ENT_TYPE_APPLE_BOOT \ + {0x426F6F74,0x0000,0x11aa,0xaa,0x11,{0x00,0x30,0x65,0x43,0xec,0xac}} +#define GPT_ENT_TYPE_APPLE_HFS \ + {0x48465300,0x0000,0x11aa,0xaa,0x11,{0x00,0x30,0x65,0x43,0xec,0xac}} +#define GPT_ENT_TYPE_APPLE_UFS \ + {0x55465300,0x0000,0x11aa,0xaa,0x11,{0x00,0x30,0x65,0x43,0xec,0xac}} +#define GPT_ENT_TYPE_APPLE_ZFS \ + {0x6a898cc3,0x1dd2,0x11b2,0x99,0xa6,{0x08,0x00,0x20,0x73,0x66,0x31}} +#define GPT_ENT_TYPE_APPLE_RAID \ + {0x52414944,0x0000,0x11aa,0xaa,0x22,{0x00,0x30,0x65,0x43,0xec,0xac}} +#define GPT_ENT_TYPE_APPLE_RAID_OFFLINE \ + {0x52414944,0x5f4f,0x11aa,0xaa,0x22,{0x00,0x30,0x65,0x43,0xec,0xac}} +#define GPT_ENT_TYPE_APPLE_LABEL \ + {0x4C616265,0x6c00,0x11aa,0xaa,0x11,{0x00,0x30,0x65,0x43,0xec,0xac}} +#define GPT_ENT_TYPE_APPLE_TV_RECOVERY \ + {0x5265636f,0x7665,0x11AA,0xaa,0x11,{0x00,0x30,0x65,0x43,0xec,0xac}} +#define GPT_ENT_TYPE_APPLE_CORE_STORAGE \ + {0x53746f72,0x6167,0x11AA,0xaa,0x11,{0x00,0x30,0x65,0x43,0xec,0xac}} + +#define GPT_ENT_TYPE_NETBSD_FFS \ + {0x49f48d5a,0xb10e,0x11dc,0xb9,0x9b,{0x00,0x19,0xd1,0x87,0x96,0x48}} +#define GPT_ENT_TYPE_NETBSD_LFS \ + {0x49f48d82,0xb10e,0x11dc,0xb9,0x9b,{0x00,0x19,0xd1,0x87,0x96,0x48}} +#define GPT_ENT_TYPE_NETBSD_SWAP \ + {0x49f48d32,0xb10e,0x11dc,0xB9,0x9B,{0x00,0x19,0xd1,0x87,0x96,0x48}} +#define GPT_ENT_TYPE_NETBSD_RAID \ + {0x49f48daa,0xb10e,0x11dc,0xb9,0x9b,{0x00,0x19,0xd1,0x87,0x96,0x48}} +#define GPT_ENT_TYPE_NETBSD_CCD \ + {0x2db519c4,0xb10f,0x11dc,0xb9,0x9b,{0x00,0x19,0xd1,0x87,0x96,0x48}} +#define GPT_ENT_TYPE_NETBSD_CGD \ + {0x2db519ec,0xb10f,0x11dc,0xb9,0x9b,{0x00,0x19,0xd1,0x87,0x96,0x48}} + +#define GPT_ENT_TYPE_DRAGONFLY_LABEL32 \ + {0x9d087404,0x1ca5,0x11dc,0x88,0x17,{0x01,0x30,0x1b,0xb8,0xa9,0xf5}} +#define GPT_ENT_TYPE_DRAGONFLY_SWAP \ + {0x9d58fdbd,0x1ca5,0x11dc,0x88,0x17,{0x01,0x30,0x1b,0xb8,0xa9,0xf5}} +#define GPT_ENT_TYPE_DRAGONFLY_UFS1 \ + {0x9d94ce7c,0x1ca5,0x11dc,0x88,0x17,{0x01,0x30,0x1b,0xb8,0xa9,0xf5}} +#define GPT_ENT_TYPE_DRAGONFLY_VINUM \ + {0x9dd4478f,0x1ca5,0x11dc,0x88,0x17,{0x01,0x30,0x1b,0xb8,0xa9,0xf5}} +#define GPT_ENT_TYPE_DRAGONFLY_CCD \ + {0xdbd5211b,0x1ca5,0x11dc,0x88,0x17,{0x01,0x30,0x1b,0xb8,0xa9,0xf5}} +#define GPT_ENT_TYPE_DRAGONFLY_LABEL64 \ + {0x3d48ce54,0x1d16,0x11dc,0x86,0x96,{0x01,0x30,0x1b,0xb8,0xa9,0xf5}} +#define GPT_ENT_TYPE_DRAGONFLY_LEGACY \ + {0xbd215ab2,0x1d16,0x11dc,0x86,0x96,{0x01,0x30,0x1b,0xb8,0xa9,0xf5}} +#define GPT_ENT_TYPE_DRAGONFLY_HAMMER \ + {0x61dc63ac,0x6e38,0x11dc,0x85,0x13,{0x01,0x30,0x1b,0xb8,0xa9,0xf5}} +#define GPT_ENT_TYPE_DRAGONFLY_HAMMER2 \ + {0x5cbb9ad1,0x862d,0x11dc,0xa9,0x4d,{0x01,0x30,0x1b,0xb8,0xa9,0xf5}} + +#define GPT_ENT_TYPE_CHROMEOS_FIRMWARE \ + {0xcab6e88e,0xabf3,0x4102,0xa0,0x7a,{0xd4,0xbb,0x9b,0xe3,0xc1,0xd3}} +#define GPT_ENT_TYPE_CHROMEOS_KERNEL \ + {0xfe3a2a5d,0x4f32,0x41a7,0xb7,0x25,{0xac,0xcc,0x32,0x85,0xa3,0x09}} +#define GPT_ENT_TYPE_CHROMEOS_RESERVED \ + {0x2e0a753d,0x9e48,0x43b0,0x83,0x37,{0xb1,0x51,0x92,0xcb,0x1b,0x5e}} +#define GPT_ENT_TYPE_CHROMEOS_ROOT \ + {0x3cb8e202,0x3b7e,0x47dd,0x8a,0x3c,{0x7f,0xf2,0xa1,0x3c,0xfc,0xec}} + +#define GPT_ENT_TYPE_OPENBSD_DATA \ + {0x824cc7a0,0x36a8,0x11e3,0x89,0x0a,{0x95,0x25,0x19,0xad,0x3f,0x61}} + +/* + * Boot partition used by GRUB 2. + */ +#define GPT_ENT_TYPE_BIOS_BOOT \ + {0x21686148,0x6449,0x6e6f,0x74,0x4e,{0x65,0x65,0x64,0x45,0x46,0x49}} + +#endif /* _SYS_DISK_GPT_H_ */ |