1 // Copyright 2017 The Fuchsia Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #pragma once 6 7 #include <stdbool.h> 8 #include <stdint.h> 9 10 #include <zircon/compiler.h> 11 12 #define GPT_MAGIC (0x5452415020494645ull) // 'EFI PART' 13 #define GPT_HEADER_SIZE 0x5c 14 #define GPT_ENTRY_SIZE 0x80 15 #define GPT_GUID_LEN 16 16 #define GPT_GUID_STRLEN 37 17 #define GPT_NAME_LEN 72 18 19 typedef struct gpt_header { 20 uint64_t magic; 21 uint32_t revision; 22 uint32_t size; 23 uint32_t crc32; 24 uint32_t reserved0; 25 uint64_t current; 26 uint64_t backup; 27 uint64_t first; 28 uint64_t last; 29 uint8_t guid[GPT_GUID_LEN]; 30 uint64_t entries; 31 uint32_t entries_count; 32 uint32_t entries_size; 33 uint32_t entries_crc; 34 } __PACKED gpt_header_t; 35 36 typedef struct gpt_entry { 37 uint8_t type[GPT_GUID_LEN]; 38 uint8_t guid[GPT_GUID_LEN]; 39 uint64_t first; 40 uint64_t last; 41 uint64_t flags; 42 uint8_t name[GPT_NAME_LEN]; // UTF-16 on disk 43 } __PACKED gpt_entry_t; 44 45 #define GUID_EMPTY_VALUE { \ 46 0x00, 0x00, 0x00, 0x00, \ 47 0x00, 0x00, \ 48 0x00, 0x00, \ 49 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 \ 50 } 51 52 #define GUID_EFI_VALUE { \ 53 0x28, 0x73, 0x2a, 0xc1, \ 54 0x1f, 0xf8, \ 55 0xd2, 0x11, \ 56 0xba, 0x4b, 0x00, 0xa0, 0xc9, 0x3e, 0xc9, 0x3b \ 57 } 58 59 // GUID for a system partition 60 #define GUID_SYSTEM_STRING "606B000B-B7C7-4653-A7D5-B737332C899D" 61 #define GUID_SYSTEM_VALUE { \ 62 0x0b, 0x00, 0x6b, 0x60, \ 63 0xc7, 0xb7, \ 64 0x53, 0x46, \ 65 0xa7, 0xd5, 0xb7, 0x37, 0x33, 0x2c, 0x89, 0x9d \ 66 } 67 68 // GUID for a data partition 69 #define GUID_DATA_STRING "08185F0C-892D-428A-A789-DBEEC8F55E6A" 70 #define GUID_DATA_VALUE { \ 71 0x0c, 0x5f, 0x18, 0x08, \ 72 0x2d, 0x89, \ 73 0x8a, 0x42, \ 74 0xa7, 0x89, 0xdb, 0xee, 0xc8, 0xf5, 0x5e, 0x6a \ 75 } 76 77 // GUID for a installer partition 78 #define GUID_INSTALL_STRING "48435546-4953-2041-494E-5354414C4C52" 79 #define GUID_INSTALL_VALUE { \ 80 0x46, 0x55, 0x43, 0x48, \ 81 0x53, 0x49, \ 82 0x41, 0x20, \ 83 0x49, 0x4E, 0x53, 0x54, 0x41, 0x4C, 0x4C, 0x52 \ 84 } 85 86 #define GUID_BLOB_STRING "2967380E-134C-4CBB-B6DA-17E7CE1CA45D" 87 #define GUID_BLOB_VALUE { \ 88 0x0e, 0x38, 0x67, 0x29, \ 89 0x4c, 0x13, \ 90 0xbb, 0x4c, \ 91 0xb6, 0xda, 0x17, 0xe7, 0xce, 0x1c, 0xa4, 0x5d \ 92 } 93 94 #define GUID_FVM_STRING "41D0E340-57E3-954E-8C1E-17ECAC44CFF5" 95 #define GUID_FVM_VALUE { \ 96 0x40, 0xe3, 0xd0, 0x41, \ 97 0xe3, 0x57, \ 98 0x4e, 0x95, \ 99 0x8c, 0x1e, 0x17, 0xec, 0xac, 0x44, 0xcf, 0xf5 \ 100 } 101 102 #define GUID_ZIRCON_A_STRING "DE30CC86-1F4A-4A31-93C4-66F147D33E05" 103 #define GUID_ZIRCON_A_VALUE { \ 104 0x86, 0xcc, 0x30, 0xde, \ 105 0x4a, 0x1f, \ 106 0x31, 0x4a, \ 107 0x93, 0xc4, 0x66, 0xf1, 0x47, 0xd3, 0x3e, 0x05, \ 108 } 109 110 #define GUID_ZIRCON_B_STRING "23CC04DF-C278-4CE7-8471-897D1A4BCDF7" 111 #define GUID_ZIRCON_B_VALUE { \ 112 0xdf, 0x04, 0xcc, 0x23, \ 113 0x78, 0xc2, \ 114 0xe7, 0x4c, \ 115 0x84, 0x71, 0x89, 0x7d, 0x1a, 0x4b, 0xcd, 0xf7 \ 116 } 117 118 #define GUID_ZIRCON_R_STRING "A0E5CF57-2DEF-46BE-A80C-A2067C37CD49" 119 #define GUID_ZIRCON_R_VALUE { \ 120 0x57, 0xcf, 0xe5, 0xa0, \ 121 0xef, 0x2d, \ 122 0xbe, 0x46, \ 123 0xa8, 0x0c, 0xa2, 0x06, 0x7c, 0x37, 0xcd, 0x49 \ 124 } 125 126 #define GUID_SYS_CONFIG_STRING "4E5E989E-4C86-11E8-A15B-480FCF35F8E6" 127 #define GUID_SYS_CONFIG_VALUE { \ 128 0x9e, 0x98, 0x5e, 0x4e, \ 129 0x86, 0x4c, \ 130 0xe8, 0x11, \ 131 0xa1, 0x5b, 0x48, 0x0f, 0xcf, 0x35, 0xf8, 0xe6 \ 132 } 133 134 #define GUID_FACTORY_CONFIG_STRING "5A3A90BE-4C86-11E8-A15B-480FCF35F8E6" 135 #define GUID_FACTORY_CONFIG_VALUE { \ 136 0xbe, 0x90, 0x3a, 0x5a, \ 137 0x86, 0x4c, \ 138 0xe8, 0x11, \ 139 0xa1, 0x5b, 0x48, 0x0f, 0xcf, 0x35, 0xf8, 0xe6 \ 140 } 141 142 #define GUID_BOOTLOADER_STRING "5ECE94FE-4C86-11E8-A15B-480FCF35F8E6" 143 #define GUID_BOOTLOADER_VALUE { \ 144 0xfe, 0x94, 0xce, 0x5e, \ 145 0x86, 0x4c, \ 146 0xe8, 0x11, \ 147 0xa1, 0x5b, 0x48, 0x0f, 0xcf, 0x35, 0xf8, 0xe6 \ 148 } 149 150 #define GUID_TEST_STRING "8B94D043-30BE-4871-9DFA-D69556E8C1F3" 151 #define GUID_TEST_VALUE { \ 152 0x43, 0xD0, 0x94, 0x8b, \ 153 0xbe, 0x30, \ 154 0x71, 0x38, \ 155 0x9d, 0xfa, 0xd6, 0x95, 0x56, 0xe8, 0xc1, 0xf3 \ 156 } 157 158 #define GUID_VBMETA_A_STRING "A13B4D9A-EC5F-11E8-97D8-6C3BE52705BF" 159 #define GUID_VBMETA_A_VALUE { \ 160 0x9a, 0x4d, 0x3b, 0xa1, \ 161 0x5f, 0xec, \ 162 0xd8, 0x97, \ 163 0x6c, 0x3b, 0x6c, 0x3b, 0xe2, 0x27, 0x05, 0xbf \ 164 } 165 166 #define GUID_VBMETA_B_STRING "A288ABF2-EC5F-11E8-97D8-6C3BE52705BF" 167 #define GUID_VBMETA_B_VALUE { \ 168 0xf2, 0xab, 0x88, 0xa2, \ 169 0x5f, 0xec, \ 170 0xd8, 0x97, \ 171 0x6c, 0x3b, 0x6c, 0x3b, 0xe2, 0x27, 0x05, 0xbf \ 172 } 173