1 | #ifndef _EFI_GPT_H
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2 | #define _EFI_GPT_H
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3 | /*++
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4 |
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5 | Copyright (c) 1998 Intel Corporation
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6 |
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7 | Module Name:
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8 |
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9 | EfiGpt.h
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10 |
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11 | Abstract:
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12 | Include file for EFI partitioning scheme
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13 |
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14 |
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15 |
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16 | Revision History
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17 |
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18 | --*/
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19 |
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20 | #define PRIMARY_PART_HEADER_LBA 1
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21 |
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22 | typedef struct {
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23 | EFI_TABLE_HEADER Header;
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24 | EFI_LBA MyLBA;
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25 | EFI_LBA AlternateLBA;
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26 | EFI_LBA FirstUsableLBA;
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27 | EFI_LBA LastUsableLBA;
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28 | EFI_GUID DiskGUID;
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29 | EFI_LBA PartitionEntryLBA;
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30 | UINT32 NumberOfPartitionEntries;
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31 | UINT32 SizeOfPartitionEntry;
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32 | UINT32 PartitionEntryArrayCRC32;
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33 | } EFI_PARTITION_TABLE_HEADER;
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34 |
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35 | #define EFI_PTAB_HEADER_ID "EFI PART"
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36 |
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37 | typedef struct {
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38 | EFI_GUID PartitionTypeGUID;
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39 | EFI_GUID UniquePartitionGUID;
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40 | EFI_LBA StartingLBA;
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41 | EFI_LBA EndingLBA;
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42 | UINT64 Attributes;
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43 | CHAR16 PartitionName[36];
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44 | } EFI_PARTITION_ENTRY;
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45 |
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46 | //
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47 | // EFI Partition Attributes
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48 | //
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49 | #define EFI_PART_USED_BY_EFI 0x0000000000000001
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50 | #define EFI_PART_REQUIRED_TO_FUNCTION 0x0000000000000002
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51 | #define EFI_PART_USED_BY_OS 0x0000000000000004
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52 | #define EFI_PART_REQUIRED_BY_OS 0x0000000000000008
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53 | #define EFI_PART_BACKUP_REQUIRED 0x0000000000000010
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54 | #define EFI_PART_USER_DATA 0x0000000000000020
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55 | #define EFI_PART_CRITICAL_USER_DATA 0x0000000000000040
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56 | #define EFI_PART_REDUNDANT_PARTITION 0x0000000000000080
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57 |
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58 | #define EFI_PART_TYPE_UNUSED_GUID \
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59 | { 0x00000000, 0x0000, 0x0000, {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} }
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60 |
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61 | #define EFI_PART_TYPE_EFI_SYSTEM_PART_GUID \
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62 | { 0xc12a7328, 0xf81f, 0x11d2, {0xba, 0x4b, 0x00, 0xa0, 0xc9, 0x3e, 0xc9, 0x3b} }
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63 |
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64 | #define EFI_PART_TYPE_LEGACY_MBR_GUID \
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65 | { 0x024dee41, 0x33e7, 0x11d3, {0x9d, 0x69, 0x00, 0x08, 0xc7, 0x81, 0xf3, 0x9f} }
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66 |
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67 | #endif
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68 |
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