include/sys/efi_partition.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
  23  * Copyright 2012 Nexenta Systems, Inc.  All rights reserved.
  24  */
  25
  26 #ifndef _SYS_EFI_PARTITION_H
  27 #define _SYS_EFI_PARTITION_H
  28
  29 #include <sys/uuid.h>
  30
  31 #ifdef  __cplusplus
  32 extern "C" {
  33 #endif
  34
  35 /*
  36  * GUID Partition Table Header
  37  */
  38
  39 #define EFI_MIN_LABEL_SIZE 92
  40 #define EFI_LABEL_SIZE  512
  41 #define LEN_EFI_PAD     (EFI_LABEL_SIZE - \
  42                             ((5 * sizeof (diskaddr_t)) + \
  43                             (7 * sizeof (uint_t)) + \
  44                             (8 * sizeof (char)) + \
  45                             (1 * (sizeof (struct uuid)))))
  46
  47 #define EFI_SIGNATURE   0x5452415020494645ULL
  48
  49 /* EFI Guid Partition Table Header -- little endian on-disk format */
  50 typedef struct efi_gpt {
  51         uint64_t        efi_gpt_Signature;
  52         uint_t          efi_gpt_Revision;
  53         uint_t          efi_gpt_HeaderSize;
  54         uint_t          efi_gpt_HeaderCRC32;
  55         uint_t          efi_gpt_Reserved1;
  56         diskaddr_t      efi_gpt_MyLBA;
  57         diskaddr_t      efi_gpt_AlternateLBA;
  58         diskaddr_t      efi_gpt_FirstUsableLBA;
  59         diskaddr_t      efi_gpt_LastUsableLBA;
  60         struct uuid     efi_gpt_DiskGUID;
  61         diskaddr_t      efi_gpt_PartitionEntryLBA;
  62         uint_t          efi_gpt_NumberOfPartitionEntries;
  63         uint_t          efi_gpt_SizeOfPartitionEntry;
  64         uint_t          efi_gpt_PartitionEntryArrayCRC32;
  65         char            efi_gpt_Reserved2[LEN_EFI_PAD];
  66 } efi_gpt_t;
  67
  68 /* EFI Guid Partition Entry Attributes -- little endian format */
  69 typedef struct efi_gpe_Attrs {
  70         uint32_t        PartitionAttrs          :16,
  71                         Reserved2               :16;
  72         uint32_t        Reserved1               :31,
  73                         RequiredPartition       :1;
  74 } efi_gpe_Attrs_t;
  75
  76 /*
  77  * 6a96237f-1dd2-11b2-99a6-080020736631 V_UNASSIGNED (not used as such)
  78  * 6a82cb45-1dd2-11b2-99a6-080020736631 V_BOOT
  79  * 6a85cf4d-1dd2-11b2-99a6-080020736631 V_ROOT
  80  * 6a87c46f-1dd2-11b2-99a6-080020736631 V_SWAP
  81  * 6a898cc3-1dd2-11b2-99a6-080020736631 V_USR
  82  * 6a8b642b-1dd2-11b2-99a6-080020736631 V_BACKUP
  83  * 6a8d2ac7-1dd2-11b2-99a6-080020736631 V_STAND (not used)
  84  * 6a8ef2e9-1dd2-11b2-99a6-080020736631 V_VAR
  85  * 6a90ba39-1dd2-11b2-99a6-080020736631 V_HOME
  86  * 6a9283a5-1dd2-11b2-99a6-080020736631 V_ALTSCTR
  87  * 6a945a3b-1dd2-11b2-99a6-080020736631 V_CACHE
  88  */
  89
  90 #define EFI_UNUSED              { 0x00000000, 0x0000, 0x0000, 0x00, 0x00, \
  91                                     { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } }
  92 #define EFI_RESV1               { 0x6a96237f, 0x1dd2, 0x11b2, 0x99, 0xa6, \
  93                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
  94 #define EFI_BOOT                { 0x6a82cb45, 0x1dd2, 0x11b2, 0x99, 0xa6, \
  95                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
  96 #define EFI_ROOT                { 0x6a85cf4d, 0x1dd2, 0x11b2, 0x99, 0xa6, \
  97                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
  98 #define EFI_SWAP                { 0x6a87c46f, 0x1dd2, 0x11b2, 0x99, 0xa6, \
  99                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
 100 #define EFI_USR                 { 0x6a898cc3, 0x1dd2, 0x11b2, 0x99, 0xa6, \
 101                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
 102 #define EFI_BACKUP              { 0x6a8b642b, 0x1dd2, 0x11b2, 0x99, 0xa6, \
 103                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
 104 #define EFI_RESV2               { 0x6a8d2ac7, 0x1dd2, 0x11b2, 0x99, 0xa6, \
 105                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
 106 #define EFI_VAR                 { 0x6a8ef2e9, 0x1dd2, 0x11b2, 0x99, 0xa6, \
 107                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
 108 #define EFI_HOME                { 0x6a90ba39, 0x1dd2, 0x11b2, 0x99, 0xa6, \
 109                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
 110 #define EFI_ALTSCTR             { 0x6a9283a5, 0x1dd2, 0x11b2, 0x99, 0xa6, \
 111                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
 112 #define EFI_RESERVED            { 0x6a945a3b, 0x1dd2, 0x11b2, 0x99, 0xa6, \
 113                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
 114 #define EFI_SYSTEM              { 0xC12A7328, 0xF81F, 0x11d2, 0xBA, 0x4B, \
 115                                     { 0x00, 0xA0, 0xC9, 0x3E, 0xC9, 0x3B } }
 116 #define EFI_LEGACY_MBR          { 0x024DEE41, 0x33E7, 0x11d3, 0x9D, 0x69, \
 117                                     { 0x00, 0x08, 0xC7, 0x81, 0xF3, 0x9F } }
 118 #define EFI_SYMC_PUB            { 0x6a9630d1, 0x1dd2, 0x11b2, 0x99, 0xa6, \
 119                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
 120 #define EFI_SYMC_CDS            { 0x6a980767, 0x1dd2, 0x11b2, 0x99, 0xa6, \
 121                                     { 0x08, 0x00, 0x20, 0x73, 0x66, 0x31 } }
 122 #define EFI_MSFT_RESV           { 0xE3C9E316, 0x0B5C, 0x4DB8, 0x81, 0x7D, \
 123                                     { 0xF9, 0x2D, 0xF0, 0x02, 0x15, 0xAE } }
 124 #define EFI_DELL_BASIC          { 0xebd0a0a2, 0xb9e5, 0x4433, 0x87, 0xc0, \
 125                                     { 0x68, 0xb6, 0xb7, 0x26, 0x99, 0xc7 } }
 126 #define EFI_DELL_RAID           { 0xa19d880f, 0x05fc, 0x4d3b, 0xa0, 0x06, \
 127                                     { 0x74, 0x3f, 0x0f, 0x84, 0x91, 0x1e } }
 128 #define EFI_DELL_SWAP           { 0x0657fd6d, 0xa4ab, 0x43c4, 0x84, 0xe5, \
 129                                     { 0x09, 0x33, 0xc8, 0x4b, 0x4f, 0x4f } }
 130 #define EFI_DELL_LVM            { 0xe6d6d379, 0xf507, 0x44c2, 0xa2, 0x3c, \
 131                                     { 0x23, 0x8f, 0x2a, 0x3d, 0xf9, 0x28 } }
 132 #define EFI_DELL_RESV           { 0x8da63339, 0x0007, 0x60c0, 0xc4, 0x36, \
 133                                     { 0x08, 0x3a, 0xc8, 0x23, 0x09, 0x08 } }
 134 #define EFI_AAPL_HFS            { 0x48465300, 0x0000, 0x11aa, 0xaa, 0x11, \
 135                                     { 0x00, 0x30, 0x65, 0x43, 0xec, 0xac } }
 136 #define EFI_AAPL_UFS            { 0x55465300, 0x0000, 0x11aa, 0xaa, 0x11, \
 137                                     { 0x00, 0x30, 0x65, 0x43, 0xec, 0xac } }
 138 #define EFI_FREEBSD_BOOT        { 0x83bd6b9d, 0x7f41, 0x11dc, 0xbe, 0x0b, \
 139                                     { 0x00, 0x15, 0x60, 0xb8, 0x4f, 0x0f } }
 140 #define EFI_FREEBSD_SWAP        { 0x516e7cb5, 0x6ecf, 0x11d6, 0x8f, 0xf8, \
 141                                     { 0x00, 0x02, 0x2d, 0x09, 0x71, 0x2b } }
 142 #define EFI_FREEBSD_UFS         { 0x516e7cb6, 0x6ecf, 0x11d6, 0x8f, 0xf8, \
 143                                     { 0x00, 0x02, 0x2d, 0x09, 0x71, 0x2b } }
 144 #define EFI_FREEBSD_VINUM       { 0x516e7cb8, 0x6ecf, 0x11d6, 0x8f, 0xf8, \
 145                                     { 0x00, 0x02, 0x2d, 0x09, 0x71, 0x2b } }
 146 #define EFI_FREEBSD_ZFS         { 0x516e7cba, 0x6ecf, 0x11d6, 0x8f, 0xf8, \
 147                                     { 0x00, 0x02, 0x2d, 0x09, 0x71, 0x2b } }
 148
 149 /* From Wikipedia */
 150
 151 #define EFI_BIOS_BOOT           { 0x21686148, 0x6449, 0x6e6f, 0x74, 0x4e, \
 152                                     { 0x65, 0x65, 0x64, 0x45, 0x46, 0x49 } }
 153 #define EFI_INTC_RS             { 0xd3bfe2de, 0x3daf, 0x11df, 0xba, 0x40, \
 154                                     { 0xe3, 0xa5, 0x56, 0xd8, 0x95, 0x93 } }
 155 #define EFI_SNE_BOOT            { 0xf4019732, 0x066e, 0x4e12, 0x82, 0x73, \
 156                                     { 0x34, 0x6c, 0x56, 0x41, 0x49, 0x4f } }
 157 #define EFI_LENOVO_BOOT         { 0xbfbfafe7, 0xa34f, 0x448a, 0x9a, 0x5b, \
 158                                     { 0x62, 0x13, 0xeb, 0x73, 0x6c, 0x22 } }
 159 #define EFI_MSFT_LDMM           { 0x5808c8aa, 0x7e8f, 0x42e0, 0x85, 0xd2, \
 160                                     { 0xe1, 0xe9, 0x04, 0x34, 0xcf, 0xb3 } }
 161 #define EFI_MSFT_LDMD           { 0xaf9b60a0, 0x1431, 0x4f62, 0xbc, 0x68, \
 162                                     { 0x33, 0x11, 0x71, 0x4a, 0x69, 0xad } }
 163 #define EFI_MSFT_RE             { 0xde94bba4, 0x06d1, 0x4d40, 0xa1, 0x6a, \
 164                                     { 0xbf, 0xd5, 0x01, 0x79, 0xd6, 0xac } }
 165 #define EFI_IBM_GPFS            { 0x37affc90, 0xef7d, 0x4e96, 0x91, 0xc3, \
 166                                     { 0x2d, 0x7a, 0xe0, 0x55, 0xb1, 0x74 } }
 167 #define EFI_MSFT_STORAGESPACES  { 0xe75caf8f, 0xf680, 0x4cee, 0xaf, 0xa3, \
 168                                     { 0xb0, 0x01, 0xe5, 0x6e, 0xfc, 0x2d } }
 169 #define EFI_HPQ_DATA            { 0x75894c1e, 0x3aeb, 0x11d3, 0xb7, 0xc1, \
 170                                     { 0x7b, 0x03, 0xa0, 0x00, 0x00, 0x00 } }
 171 #define EFI_HPQ_SVC             { 0xe2a1e728, 0x32e3, 0x11d6, 0xa6, 0x82, \
 172                                     { 0x7b, 0x03, 0xa0, 0x00, 0x00, 0x00 } }
 173 #define EFI_RHT_DATA            { 0x0fc63daf, 0x8483, 0x4772, 0x8e, 0x79, \
 174                                     { 0x3d, 0x69, 0xd8, 0x47, 0x7d, 0xe4 } }
 175 #define EFI_RHT_HOME            { 0x933ac7e1, 0x2eb4, 0x4f13, 0xb8, 0x44, \
 176                                     { 0x0e, 0x14, 0xe2, 0xae, 0xf9, 0x15 } }
 177 #define EFI_RHT_SRV             { 0x3b8f8425, 0x20e0, 0x4f3b, 0x90, 0x7f, \
 178                                     { 0x1a, 0x25, 0xa7, 0x6f, 0x98, 0xe8 } }
 179 #define EFI_RHT_DMCRYPT         { 0x7ffec5c9, 0x2d00, 0x49b7, 0x89, 0x41, \
 180                                     { 0x3e, 0xa1, 0x0a, 0x55, 0x86, 0xb7 } }
 181 #define EFI_RHT_LUKS            { 0xca7d7ccb, 0x63ed, 0x4c53, 0x86, 0x1c, \
 182                                     { 0x17, 0x42, 0x53, 0x60, 0x59, 0xcc } }
 183 #define EFI_FREEBSD_DISKLABEL   { 0x516e7cb4, 0x6ecf, 0x11d6, 0x8f, 0xf8, \
 184                                     { 0x00, 0x02, 0x2d, 0x09, 0x71, 0x2b } }
 185 #define EFI_AAPL_RAID           { 0x52414944, 0x0000, 0x11aa, 0xaa, 0x11, \
 186                                     { 0x00, 0x30, 0x65, 0x43, 0xec, 0xac } }
 187 #define EFI_AAPL_RAIDOFFLINE    { 0x52414944, 0x5f4f, 0x11aa, 0xaa, 0x11, \
 188                                     { 0x00, 0x30, 0x65, 0x43, 0xec, 0xac } }
 189 #define EFI_AAPL_BOOT           { 0x426f6f74, 0x0000, 0x11aa, 0xaa, 0x11, \
 190                                     { 0x00, 0x30, 0x65, 0x43, 0xec, 0xac } }
 191 #define EFI_AAPL_LABEL          { 0x4c616265, 0x6c00, 0x11aa, 0xaa, 0x11, \
 192                                     { 0x00, 0x30, 0x65, 0x43, 0xec, 0xac } }
 193 #define EFI_AAPL_TVRECOVERY     { 0x5265636f, 0x7665, 0x11aa, 0xaa, 0x11, \
 194                                     { 0x00, 0x30, 0x65, 0x43, 0xec, 0xac } }
 195 #define EFI_AAPL_CORESTORAGE    { 0x53746f72, 0x6167, 0x11aa, 0xaa, 0x11, \
 196                                     { 0x00, 0x30, 0x65, 0x43, 0xec, 0xac } }
 197 #define EFI_NETBSD_SWAP         { 0x49f48d32, 0xb10e, 0x11dc, 0xb9, 0x9b, \
 198                                     { 0x00, 0x19, 0xd1, 0x87, 0x96, 0x48 } }
 199 #define EFI_NETBSD_FFS          { 0x49f48d5a, 0xb10e, 0x11dc, 0xb9, 0x9b, \
 200                                     { 0x00, 0x19, 0xd1, 0x87, 0x96, 0x48 } }
 201 #define EFI_NETBSD_LFS          { 0x49f48d82, 0xb10e, 0x11dc, 0xb9, 0x9b, \
 202                                     { 0x00, 0x19, 0xd1, 0x87, 0x96, 0x48 } }
 203 #define EFI_NETBSD_RAID         { 0x49f48daa, 0xb10e, 0x11dc, 0xb9, 0x9b, \
 204                                     { 0x00, 0x19, 0xd1, 0x87, 0x96, 0x48 } }
 205 #define EFI_NETBSD_CAT          { 0x2db519c4, 0xb10f, 0x11dc, 0xb9, 0x9b, \
 206                                     { 0x00, 0x19, 0xd1, 0x87, 0x96, 0x48 } }
 207 #define EFI_NETBSD_CRYPT        { 0x2db519ec, 0xb10f, 0x11dc, 0xb9, 0x9b, \
 208                                     { 0x00, 0x19, 0xd1, 0x87, 0x96, 0x48 } }
 209 #define EFI_GOOG_KERN           { 0xfe3a2a5d, 0x4f32, 0x41a7, 0xb7, 0x25, \
 210                                     { 0xac, 0xcc, 0x32, 0x85, 0xa3, 0x09 } }
 211 #define EFI_GOOG_ROOT           { 0x3cb8e202, 0x3b7e, 0x47dd, 0x8a, 0x3c, \
 212                                     { 0x7f, 0xf2, 0xa1, 0x3c, 0xfc, 0xec } }
 213 #define EFI_GOOG_RESV           { 0x2e0a753d, 0x9e48, 0x43b0, 0x83, 0x37, \
 214                                     { 0xb1, 0x51, 0x92, 0xcb, 0x1b, 0x5e } }
 215 #define EFI_HAIKU_BFS           { 0x42465331, 0x3ba3, 0x10f1, 0x80, 0x2a, \
 216                                     { 0x48, 0x61, 0x69, 0x6b, 0x75, 0x21 } }
 217 #define EFI_MIDNIGHTBSD_BOOT    { 0x85d5e45e, 0x237c, 0x11e1, 0xb4, 0xb3, \
 218                                     { 0xe8, 0x9a, 0x8f, 0x7f, 0xc3, 0xa7 } }
 219 #define EFI_MIDNIGHTBSD_DATA    { 0x85d5e45a, 0x237c, 0x11e1, 0xb4, 0xb3, \
 220                                     { 0xe8, 0x9a, 0x8f, 0x7f, 0xc3, 0xa7 } }
 221 #define EFI_MIDNIGHTBSD_SWAP    { 0x85d5e45b, 0x237c, 0x11e1, 0xb4, 0xb3, \
 222                                     { 0xe8, 0x9a, 0x8f, 0x7f, 0xc3, 0xa7 } }
 223 #define EFI_MIDNIGHTBSD_UFS     { 0x0394ef8b, 0x237e, 0x11e1, 0xb4, 0xb3, \
 224                                     { 0xe8, 0x9a, 0x8f, 0x7f, 0xc3, 0xa7 } }
 225 #define EFI_MIDNIGHTBSD_VINUM   { 0x85d5e45c, 0x237c, 0x11e1, 0xb4, 0xb3, \
 226                                     { 0xe8, 0x9a, 0x8f, 0x7f, 0xc3, 0xa7 } }
 227 #define EFI_MIDNIGHTBSD_ZFS     { 0x85d5e45d, 0x237c, 0x11e1, 0xb4, 0xb3, \
 228                                     { 0xe8, 0x9a, 0x8f, 0x7f, 0xc3, 0xa7 } }
 229 #define EFI_CEPH_JOURNAL        { 0x45b0969e, 0x9b03, 0x4f30, 0xb4, 0xc6, \
 230                                     { 0xb4, 0xb8, 0x0c, 0xef, 0xf1, 0x06 } }
 231 #define EFI_CEPH_DMCRYPTJOURNAL { 0x45b0969e, 0x9b03, 0x4f30, 0xb4, 0xc6, \
 232                                     { 0x5e, 0xc0, 0x0c, 0xef, 0xf1, 0x06 } }
 233 #define EFI_CEPH_OSD            { 0x4fbd7e29, 0x9d25, 0x41b8, 0xaf, 0xd0, \
 234                                     { 0x06, 0x2c, 0x0c, 0xef, 0xf0, 0x5d } }
 235 #define EFI_CEPH_DMCRYPTOSD     { 0x4fbd7e29, 0x9d25, 0x41b8, 0xaf, 0xd0, \
 236                                     { 0x5e, 0xc0, 0x0c, 0xef, 0xf0, 0x5d } }
 237 #define EFI_CEPH_CREATE         { 0x89c57f98, 0x2fe5, 0x4dc0, 0x89, 0xc1, \
 238                                     { 0xf3, 0xad, 0x0c, 0xef, 0xf2, 0xbe } }
 239 #define EFI_CEPH_DMCRYPTCREATE  { 0x89c57f98, 0x2fe5, 0x4dc0, 0x89, 0xc1, \
 240                                     { 0x5e, 0xc0, 0x0c, 0xef, 0xf2, 0xbe } }
 241 #define EFI_OPENBSD_DISKLABEL   { 0x824cc7a0, 0x36a8, 0x11e3, 0x89, 0x0a, \
 242                                     { 0x95, 0x25, 0x19, 0xad, 0x3f, 0x61 } }
 243 #define EFI_BBRY_QNX            { 0xcef5a9ad, 0x73bc, 0x4601, 0x89, 0xf3, \
 244                                     { 0xcd, 0xee, 0xee, 0xe3, 0x21, 0xa1 } }
 245 #define EFI_BELL_PLAN9          { 0xc91818f9, 0x8025, 0x47af, 0x89, 0xd2, \
 246                                     { 0xf0, 0x30, 0xd7, 0x00, 0x0c, 0x2c } }
 247 #define EFI_VMW_KCORE           { 0x9d275380, 0x40ad, 0x11db, 0xbf, 0x97, \
 248                                     { 0x00, 0x0c, 0x29, 0x11, 0xd1, 0xb8 } }
 249 #define EFI_VMW_VMFS            { 0xaa31e02a, 0x400f, 0x11db, 0x95, 0x90, \
 250                                     { 0x00, 0x0c, 0x29, 0x11, 0xd1, 0xb8 } }
 251 #define EFI_VMW_RESV            { 0x9198effc, 0x31c0, 0x11db, 0x8f, 0x78, \
 252                                     { 0x00, 0x0c, 0x29, 0x11, 0xd1, 0xb8 } }
 253
 254 /* From GPT fdisk */
 255
 256 #define EFI_RHT_ROOTX86         { 0x44479540, 0xf297, 0x41b2, 0x9a, 0xf7, \
 257                                     { 0xd1, 0x31, 0xd5, 0xf0, 0x45, 0x8a } }
 258 #define EFI_RHT_ROOTAMD64       { 0x4f68bce3, 0xe8cd, 0x4db1, 0x96, 0xe7, \
 259                                     { 0xfb, 0xca, 0xf9, 0x84, 0xb7, 0x09 } }
 260 #define EFI_RHT_ROOTARM         { 0x69dad710, 0x2ce4, 0x4e3c, 0xb1, 0x6c, \
 261                                     { 0x21, 0xa1, 0xd4, 0x9a, 0xbe, 0xd3 } }
 262 #define EFI_RHT_ROOTARM64       { 0xb921b045, 0x1df0, 0x41c3, 0xaf, 0x44, \
 263                                     { 0x4c, 0x6f, 0x28, 0x0d, 0x3f, 0xae } }
 264 #define EFI_ACRONIS_SECUREZONE  { 0x0311fc50, 0x01ca, 0x4725, 0xad, 0x77, \
 265                                     { 0x9a, 0xdb, 0xb2, 0x0a, 0xce, 0x98 } }
 266 #define EFI_ONIE_BOOT           { 0x7412f7d5, 0xa156, 0x4b13, 0x81, 0xdc, \
 267                                     { 0x86, 0x71, 0x74, 0x92, 0x93, 0x25 } }
 268 #define EFI_ONIE_CONFIG         { 0xd4e6e2cd, 0x4469, 0x46f3, 0xb5, 0xcb, \
 269                                     { 0x1b, 0xff, 0x57, 0xaf, 0xc1, 0x49 } }
 270 #define EFI_IBM_PPRPBOOT        { 0x9e1a2d38, 0xc612, 0x4316, 0xaa, 0x26, \
 271                                     { 0x8b, 0x49, 0x52, 0x1e, 0x5a, 0x8b } }
 272 #define EFI_FREEDESKTOP_BOOT    { 0xbc13c2ff, 0x59e6, 0x4262, 0xa3, 0x52, \
 273                                     { 0xb2, 0x75, 0xfd, 0x6f, 0x71, 0x72 } }
 274
 275 /* minimum # of bytes for partition table entries, per EFI spec */
 276 #define EFI_MIN_ARRAY_SIZE      (16 * 1024)
 277
 278 #define EFI_PART_NAME_LEN       36
 279
 280 /* size of the "reserved" partition, in blocks */
 281 #define EFI_MIN_RESV_SIZE       (16 * 1024)
 282
 283 /* EFI Guid Partition Entry */
 284 typedef struct efi_gpe {
 285         struct uuid     efi_gpe_PartitionTypeGUID;
 286         struct uuid     efi_gpe_UniquePartitionGUID;
 287         diskaddr_t      efi_gpe_StartingLBA;
 288         diskaddr_t      efi_gpe_EndingLBA;
 289         efi_gpe_Attrs_t efi_gpe_Attributes;
 290         ushort_t        efi_gpe_PartitionName[EFI_PART_NAME_LEN];
 291 } efi_gpe_t;
 292
 293 /*
 294  * passed to the useful (we hope) routines (efi_alloc_and_read and
 295  * efi_write) that take this VTOC-like struct.  These routines handle
 296  * converting this struct into the EFI struct, generate UUIDs and
 297  * checksums, and perform any necessary byte-swapping to the on-disk
 298  * format.
 299  */
 300 /* Solaris library abstraction for EFI partitions */
 301 typedef struct dk_part  {
 302         diskaddr_t      p_start;        /* starting LBA */
 303         diskaddr_t      p_size;         /* size in blocks */
 304         struct uuid     p_guid;         /* partition type GUID */
 305         ushort_t        p_tag;          /* converted to part'n type GUID */
 306         ushort_t        p_flag;         /* attributes */
 307         char            p_name[EFI_PART_NAME_LEN]; /* partition name */
 308         struct uuid     p_uguid;        /* unique partition GUID */
 309         uint_t          p_resv[8];      /* future use - set to zero */
 310 } dk_part_t;
 311
 312 /* Solaris library abstraction for an EFI GPT */
 313 #define EFI_VERSION102          0x00010002
 314 #define EFI_VERSION100          0x00010000
 315 #define EFI_VERSION_CURRENT     EFI_VERSION100
 316 typedef struct dk_gpt {
 317         uint_t          efi_version;    /* set to EFI_VERSION_CURRENT */
 318         uint_t          efi_nparts;     /* number of partitions below */
 319         uint_t          efi_part_size;  /* size of each partition entry */
 320                                         /* efi_part_size is unused */
 321         uint_t          efi_lbasize;    /* size of block in bytes */
 322         diskaddr_t      efi_last_lba;   /* last block on the disk */
 323         diskaddr_t      efi_first_u_lba; /* first block after labels */
 324         diskaddr_t      efi_last_u_lba; /* last block before backup labels */
 325         struct uuid     efi_disk_uguid; /* unique disk GUID */
 326         uint_t          efi_flags;
 327         uint_t          efi_reserved1;  /* future use - set to zero */
 328         diskaddr_t      efi_altern_lba; /* lba of alternate GPT header */
 329         uint_t          efi_reserved[12]; /* future use - set to zero */
 330         struct dk_part  efi_parts[1];   /* array of partitions */
 331 } dk_gpt_t;
 332
 333 /* possible values for "efi_flags" */
 334 #define EFI_GPT_PRIMARY_CORRUPT 0x1     /* primary label corrupt */
 335
 336 /* the private ioctl between libefi and the driver */
 337 typedef struct dk_efi {
 338         diskaddr_t       dki_lba;       /* starting block */
 339         len_t            dki_length;    /* length in bytes */
 340         union {
 341                 efi_gpt_t       *_dki_data;
 342                 uint64_t        _dki_data_64;
 343         } dki_un;
 344 #define dki_data        dki_un._dki_data
 345 #define dki_data_64     dki_un._dki_data_64
 346 } dk_efi_t;
 347
 348 struct partition64 {
 349         struct uuid     p_type;
 350         uint_t          p_partno;
 351         uint_t          p_resv1;
 352         diskaddr_t      p_start;
 353         diskaddr_t      p_size;
 354 };
 355
 356 /*
 357  * Number of EFI partitions
 358  */
 359 #if defined(__linux__)
 360 #define EFI_NUMPAR      128 /* Expected by parted-1.8.1 */
 361 #else
 362 #define EFI_NUMPAR      9
 363 #endif
 364
 365 #ifndef _KERNEL
 366 extern  int     efi_alloc_and_init(int, uint32_t, struct dk_gpt **);
 367 extern  int     efi_alloc_and_read(int, struct dk_gpt **);
 368 extern  int     efi_write(int, struct dk_gpt *);
 369 extern  int     efi_rescan(int);
 370 extern  void    efi_free(struct dk_gpt *);
 371 extern  int     efi_type(int);
 372 extern  void    efi_err_check(struct dk_gpt *);
 373 extern  int     efi_auto_sense(int fd, struct dk_gpt **);
 374 extern  int     efi_use_whole_disk(int fd);
 375 #endif
 376
 377 #ifdef __cplusplus
 378 }
 379 #endif
 380
 381 #endif /* _SYS_EFI_PARTITION_H */